Reid Spencer | 5f016e2 | 2007-07-11 17:01:13 +0000 | [diff] [blame] | 1 | //===--- Sema.h - Semantic Analysis & AST Building --------------*- C++ -*-===// |
| 2 | // |
| 3 | // The LLVM Compiler Infrastructure |
| 4 | // |
Chris Lattner | 0bc735f | 2007-12-29 19:59:25 +0000 | [diff] [blame] | 5 | // This file is distributed under the University of Illinois Open Source |
| 6 | // License. See LICENSE.TXT for details. |
Reid Spencer | 5f016e2 | 2007-07-11 17:01:13 +0000 | [diff] [blame] | 7 | // |
| 8 | //===----------------------------------------------------------------------===// |
| 9 | // |
| 10 | // This file defines the Sema class, which performs semantic analysis and |
| 11 | // builds ASTs. |
| 12 | // |
| 13 | //===----------------------------------------------------------------------===// |
| 14 | |
| 15 | #ifndef LLVM_CLANG_AST_SEMA_H |
| 16 | #define LLVM_CLANG_AST_SEMA_H |
| 17 | |
Chris Lattner | 7f925cc | 2008-04-11 07:00:53 +0000 | [diff] [blame] | 18 | #include "IdentifierResolver.h" |
Argyrios Kyrtzidis | 0795232 | 2008-07-01 10:37:29 +0000 | [diff] [blame] | 19 | #include "CXXFieldCollector.h" |
Douglas Gregor | 8e9bebd | 2008-10-21 16:13:35 +0000 | [diff] [blame] | 20 | #include "SemaOverload.h" |
Douglas Gregor | d110243 | 2009-08-28 17:37:35 +0000 | [diff] [blame] | 21 | #include "SemaTemplate.h" |
Ted Kremenek | d064fdc | 2010-03-23 00:13:23 +0000 | [diff] [blame] | 22 | #include "AnalysisBasedWarnings.h" |
Douglas Gregor | e0762c9 | 2009-06-19 23:52:42 +0000 | [diff] [blame] | 23 | #include "clang/AST/Attr.h" |
Douglas Gregor | eb11cd0 | 2009-01-14 22:20:51 +0000 | [diff] [blame] | 24 | #include "clang/AST/DeclBase.h" |
Douglas Gregor | e0762c9 | 2009-06-19 23:52:42 +0000 | [diff] [blame] | 25 | #include "clang/AST/Decl.h" |
Douglas Gregor | f0aaf7a | 2009-04-24 21:10:55 +0000 | [diff] [blame] | 26 | #include "clang/AST/DeclObjC.h" |
Anders Carlsson | 1c5976e | 2009-06-05 03:43:12 +0000 | [diff] [blame] | 27 | #include "clang/AST/DeclTemplate.h" |
Anders Carlsson | 72e96fd | 2010-05-02 22:54:08 +0000 | [diff] [blame] | 28 | #include "clang/AST/ExprCXX.h" |
Anders Carlsson | 5ee56e9 | 2009-12-16 02:09:40 +0000 | [diff] [blame] | 29 | #include "clang/AST/FullExpr.h" |
Reid Spencer | 5f016e2 | 2007-07-11 17:01:13 +0000 | [diff] [blame] | 30 | #include "clang/Parse/Action.h" |
Chris Lattner | 500d329 | 2009-01-29 05:15:15 +0000 | [diff] [blame] | 31 | #include "clang/Sema/SemaDiagnostic.h" |
Anders Carlsson | c1fcb77 | 2007-07-22 07:07:56 +0000 | [diff] [blame] | 32 | #include "llvm/ADT/SmallVector.h" |
Fariborz Jahanian | 85ff264 | 2007-10-05 18:00:57 +0000 | [diff] [blame] | 33 | #include "llvm/ADT/DenseSet.h" |
Chris Lattner | f387668 | 2007-10-07 01:13:46 +0000 | [diff] [blame] | 34 | #include "llvm/ADT/SmallPtrSet.h" |
Argyrios Kyrtzidis | 0795232 | 2008-07-01 10:37:29 +0000 | [diff] [blame] | 35 | #include "llvm/ADT/OwningPtr.h" |
Douglas Gregor | b33fe2f | 2009-06-30 17:20:14 +0000 | [diff] [blame] | 36 | #include <deque> |
Douglas Gregor | ac7610d | 2009-06-22 20:57:11 +0000 | [diff] [blame] | 37 | #include <list> |
Anders Carlsson | d6a637f | 2009-12-07 08:24:59 +0000 | [diff] [blame] | 38 | #include <map> |
Douglas Gregor | 4dc6b1c | 2009-01-16 00:38:09 +0000 | [diff] [blame] | 39 | #include <string> |
Douglas Gregor | 94b1dd2 | 2008-10-24 04:54:22 +0000 | [diff] [blame] | 40 | #include <vector> |
Reid Spencer | 5f016e2 | 2007-07-11 17:01:13 +0000 | [diff] [blame] | 41 | |
Chris Lattner | f4021e7 | 2007-08-23 05:46:52 +0000 | [diff] [blame] | 42 | namespace llvm { |
| 43 | class APSInt; |
| 44 | } |
| 45 | |
Reid Spencer | 5f016e2 | 2007-07-11 17:01:13 +0000 | [diff] [blame] | 46 | namespace clang { |
| 47 | class ASTContext; |
Chris Lattner | 2ae34ed | 2008-02-06 00:46:58 +0000 | [diff] [blame] | 48 | class ASTConsumer; |
Douglas Gregor | 81b747b | 2009-09-17 21:32:03 +0000 | [diff] [blame] | 49 | class CodeCompleteConsumer; |
Reid Spencer | 5f016e2 | 2007-07-11 17:01:13 +0000 | [diff] [blame] | 50 | class Preprocessor; |
| 51 | class Decl; |
Chris Lattner | b048c98 | 2008-04-06 04:47:34 +0000 | [diff] [blame] | 52 | class DeclContext; |
Daniel Dunbar | 12bc692 | 2008-08-11 03:27:53 +0000 | [diff] [blame] | 53 | class DeclSpec; |
Douglas Gregor | f0aaf7a | 2009-04-24 21:10:55 +0000 | [diff] [blame] | 54 | class ExternalSemaSource; |
Steve Naroff | e8043c3 | 2008-04-01 23:04:06 +0000 | [diff] [blame] | 55 | class NamedDecl; |
Sebastian Redl | 798d119 | 2008-12-13 16:23:55 +0000 | [diff] [blame] | 56 | class Stmt; |
Reid Spencer | 5f016e2 | 2007-07-11 17:01:13 +0000 | [diff] [blame] | 57 | class Expr; |
Steve Naroff | 6f9f307 | 2007-09-02 15:34:30 +0000 | [diff] [blame] | 58 | class InitListExpr; |
Nate Begeman | 2ef13e5 | 2009-08-10 23:49:36 +0000 | [diff] [blame] | 59 | class ParenListExpr; |
Douglas Gregor | 05c13a3 | 2009-01-22 00:58:24 +0000 | [diff] [blame] | 60 | class DesignatedInitExpr; |
Chris Lattner | 925e60d | 2007-12-28 05:29:59 +0000 | [diff] [blame] | 61 | class CallExpr; |
Douglas Gregor | 1a49af9 | 2009-01-06 05:10:23 +0000 | [diff] [blame] | 62 | class DeclRefExpr; |
John McCall | 3b4294e | 2009-12-16 12:17:52 +0000 | [diff] [blame] | 63 | class UnresolvedLookupExpr; |
John McCall | c373d48 | 2010-01-27 01:50:18 +0000 | [diff] [blame] | 64 | class UnresolvedMemberExpr; |
Reid Spencer | 5f016e2 | 2007-07-11 17:01:13 +0000 | [diff] [blame] | 65 | class VarDecl; |
| 66 | class ParmVarDecl; |
| 67 | class TypedefDecl; |
| 68 | class FunctionDecl; |
| 69 | class QualType; |
Sebastian Redl | 43af76e | 2009-03-07 12:16:37 +0000 | [diff] [blame] | 70 | class LangOptions; |
Chris Lattner | d217773 | 2007-07-20 16:59:19 +0000 | [diff] [blame] | 71 | class Token; |
Reid Spencer | 5f016e2 | 2007-07-11 17:01:13 +0000 | [diff] [blame] | 72 | class IntegerLiteral; |
Steve Naroff | a49e1fa | 2008-01-22 00:55:40 +0000 | [diff] [blame] | 73 | class StringLiteral; |
Reid Spencer | 5f016e2 | 2007-07-11 17:01:13 +0000 | [diff] [blame] | 74 | class ArrayType; |
| 75 | class LabelStmt; |
Anders Carlsson | c1fcb77 | 2007-07-22 07:07:56 +0000 | [diff] [blame] | 76 | class SwitchStmt; |
Sebastian Redl | 13e8854 | 2009-04-27 21:33:24 +0000 | [diff] [blame] | 77 | class CXXTryStmt; |
Nate Begeman | 213541a | 2008-04-18 23:10:10 +0000 | [diff] [blame] | 78 | class ExtVectorType; |
Steve Naroff | bea0b34 | 2007-07-29 16:33:31 +0000 | [diff] [blame] | 79 | class TypedefDecl; |
Douglas Gregor | aaba5e3 | 2009-02-04 19:02:06 +0000 | [diff] [blame] | 80 | class TemplateDecl; |
Douglas Gregor | 3e00bad | 2009-02-17 01:05:43 +0000 | [diff] [blame] | 81 | class TemplateArgument; |
John McCall | 833ca99 | 2009-10-29 08:12:44 +0000 | [diff] [blame] | 82 | class TemplateArgumentLoc; |
Douglas Gregor | 7e06390 | 2009-05-11 23:53:27 +0000 | [diff] [blame] | 83 | class TemplateArgumentList; |
Douglas Gregor | ddc29e1 | 2009-02-06 22:42:48 +0000 | [diff] [blame] | 84 | class TemplateParameterList; |
Douglas Gregor | c15cb38 | 2009-02-09 23:23:08 +0000 | [diff] [blame] | 85 | class TemplateTemplateParmDecl; |
Douglas Gregor | c8ab256 | 2009-05-31 09:31:02 +0000 | [diff] [blame] | 86 | class ClassTemplatePartialSpecializationDecl; |
Douglas Gregor | 88b7094 | 2009-02-25 22:02:03 +0000 | [diff] [blame] | 87 | class ClassTemplateDecl; |
Ted Kremenek | a526c5c | 2008-01-07 19:49:32 +0000 | [diff] [blame] | 88 | class ObjCInterfaceDecl; |
Steve Naroff | e8043c3 | 2008-04-01 23:04:06 +0000 | [diff] [blame] | 89 | class ObjCCompatibleAliasDecl; |
Ted Kremenek | a526c5c | 2008-01-07 19:49:32 +0000 | [diff] [blame] | 90 | class ObjCProtocolDecl; |
Chris Lattner | cddc888 | 2009-03-01 00:56:52 +0000 | [diff] [blame] | 91 | class ObjCImplDecl; |
Ted Kremenek | a526c5c | 2008-01-07 19:49:32 +0000 | [diff] [blame] | 92 | class ObjCImplementationDecl; |
| 93 | class ObjCCategoryImplDecl; |
| 94 | class ObjCCategoryDecl; |
| 95 | class ObjCIvarDecl; |
| 96 | class ObjCMethodDecl; |
Fariborz Jahanian | 02edb98 | 2008-05-01 00:03:38 +0000 | [diff] [blame] | 97 | class ObjCPropertyDecl; |
Steve Naroff | 0701bbb | 2009-01-08 17:28:14 +0000 | [diff] [blame] | 98 | class ObjCContainerDecl; |
Douglas Gregor | a2e7dd2 | 2010-02-25 01:56:36 +0000 | [diff] [blame] | 99 | class PseudoDestructorTypeStorage; |
Sebastian Redl | 4994d2d | 2009-07-04 11:39:00 +0000 | [diff] [blame] | 100 | class FunctionProtoType; |
John McCall | 6b2accb | 2010-02-10 09:31:12 +0000 | [diff] [blame] | 101 | class CXXBasePath; |
Douglas Gregor | a8f32e0 | 2009-10-06 17:59:45 +0000 | [diff] [blame] | 102 | class CXXBasePaths; |
Anders Carlsson | ff6b3d6 | 2009-05-30 21:05:25 +0000 | [diff] [blame] | 103 | class CXXTemporary; |
John McCall | 7d384dd | 2009-11-18 07:57:50 +0000 | [diff] [blame] | 104 | class LookupResult; |
Douglas Gregor | 20093b4 | 2009-12-09 23:02:17 +0000 | [diff] [blame] | 105 | class InitializedEntity; |
| 106 | class InitializationKind; |
| 107 | class InitializationSequence; |
Douglas Gregor | 546be3c | 2009-12-30 17:04:44 +0000 | [diff] [blame] | 108 | class VisibleDeclConsumer; |
Anton Korobeynikov | 82d0a41 | 2010-01-10 12:58:08 +0000 | [diff] [blame] | 109 | class TargetAttributesSema; |
John McCall | 7edb5fd | 2010-01-26 07:16:45 +0000 | [diff] [blame] | 110 | class ADLResult; |
Douglas Gregor | 546be3c | 2009-12-30 17:04:44 +0000 | [diff] [blame] | 111 | |
Sean Hunt | 1e3f5ba | 2010-04-28 23:02:27 +0000 | [diff] [blame] | 112 | /// \brief Retains information about a function, method, or block that is |
Douglas Gregor | 076ceb0 | 2010-03-01 20:44:28 +0000 | [diff] [blame] | 113 | /// currently being parsed. |
| 114 | struct FunctionScopeInfo { |
Douglas Gregor | 9ea9bdb | 2010-03-01 23:15:13 +0000 | [diff] [blame] | 115 | /// \brief Whether this scope information structure defined information for |
| 116 | /// a block. |
| 117 | bool IsBlockInfo; |
Sean Hunt | 1e3f5ba | 2010-04-28 23:02:27 +0000 | [diff] [blame] | 118 | |
John McCall | b60a77e | 2010-08-01 00:26:45 +0000 | [diff] [blame] | 119 | /// \brief Whether this function contains a VLA, @try, try, C++ |
| 120 | /// initializer, or anything else that can't be jumped past. |
| 121 | bool HasBranchProtectedScope; |
| 122 | |
| 123 | /// \brief Whether this function contains any switches or direct gotos. |
| 124 | bool HasBranchIntoScope; |
| 125 | |
| 126 | /// \brief Whether this function contains any indirect gotos. |
| 127 | bool HasIndirectGoto; |
Sean Hunt | 1e3f5ba | 2010-04-28 23:02:27 +0000 | [diff] [blame] | 128 | |
Douglas Gregor | 9ea9bdb | 2010-03-01 23:15:13 +0000 | [diff] [blame] | 129 | /// \brief The number of errors that had occurred before starting this |
| 130 | /// function or block. |
| 131 | unsigned NumErrorsAtStartOfFunction; |
Sean Hunt | 1e3f5ba | 2010-04-28 23:02:27 +0000 | [diff] [blame] | 132 | |
Douglas Gregor | 076ceb0 | 2010-03-01 20:44:28 +0000 | [diff] [blame] | 133 | /// LabelMap - This is a mapping from label identifiers to the LabelStmt for |
| 134 | /// it (which acts like the label decl in some ways). Forward referenced |
| 135 | /// labels have a LabelStmt created for them with a null location & SubStmt. |
| 136 | llvm::DenseMap<IdentifierInfo*, LabelStmt*> LabelMap; |
Sean Hunt | 1e3f5ba | 2010-04-28 23:02:27 +0000 | [diff] [blame] | 137 | |
Douglas Gregor | 076ceb0 | 2010-03-01 20:44:28 +0000 | [diff] [blame] | 138 | /// SwitchStack - This is the current set of active switch statements in the |
| 139 | /// block. |
Sean Hunt | 1e3f5ba | 2010-04-28 23:02:27 +0000 | [diff] [blame] | 140 | llvm::SmallVector<SwitchStmt*, 8> SwitchStack; |
| 141 | |
Douglas Gregor | 5077c38 | 2010-05-15 06:01:05 +0000 | [diff] [blame] | 142 | /// \brief The list of return statements that occur within the function or |
| 143 | /// block, if there is any chance of applying the named return value |
| 144 | /// optimization. |
| 145 | llvm::SmallVector<ReturnStmt *, 4> Returns; |
John McCall | b60a77e | 2010-08-01 00:26:45 +0000 | [diff] [blame] | 146 | |
| 147 | bool NeedsScopeChecking() const { |
| 148 | return HasIndirectGoto || |
| 149 | (HasBranchProtectedScope && HasBranchIntoScope); |
| 150 | } |
Douglas Gregor | 5077c38 | 2010-05-15 06:01:05 +0000 | [diff] [blame] | 151 | |
Sean Hunt | 1e3f5ba | 2010-04-28 23:02:27 +0000 | [diff] [blame] | 152 | FunctionScopeInfo(unsigned NumErrors) |
John McCall | b60a77e | 2010-08-01 00:26:45 +0000 | [diff] [blame] | 153 | : IsBlockInfo(false), |
| 154 | HasBranchProtectedScope(false), |
| 155 | HasBranchIntoScope(false), |
| 156 | HasIndirectGoto(false), |
Douglas Gregor | 9ea9bdb | 2010-03-01 23:15:13 +0000 | [diff] [blame] | 157 | NumErrorsAtStartOfFunction(NumErrors) { } |
| 158 | |
| 159 | virtual ~FunctionScopeInfo(); |
| 160 | |
| 161 | /// \brief Clear out the information in this function scope, making it |
| 162 | /// suitable for reuse. |
| 163 | void Clear(unsigned NumErrors); |
Sean Hunt | 1e3f5ba | 2010-04-28 23:02:27 +0000 | [diff] [blame] | 164 | |
| 165 | static bool classof(const FunctionScopeInfo *FSI) { return true; } |
Douglas Gregor | 076ceb0 | 2010-03-01 20:44:28 +0000 | [diff] [blame] | 166 | }; |
Sean Hunt | 1e3f5ba | 2010-04-28 23:02:27 +0000 | [diff] [blame] | 167 | |
| 168 | |
Douglas Gregor | 076ceb0 | 2010-03-01 20:44:28 +0000 | [diff] [blame] | 169 | /// \brief Retains information about a block that is currently being parsed. |
| 170 | struct BlockScopeInfo : FunctionScopeInfo { |
Chris Lattner | ea29a3a | 2009-04-18 20:01:55 +0000 | [diff] [blame] | 171 | bool hasBlockDeclRefExprs; |
Mike Stump | 1eb4433 | 2009-09-09 15:08:12 +0000 | [diff] [blame] | 172 | |
Chris Lattner | ea29a3a | 2009-04-18 20:01:55 +0000 | [diff] [blame] | 173 | BlockDecl *TheDecl; |
Fariborz Jahanian | a729da2 | 2010-07-09 18:44:02 +0000 | [diff] [blame] | 174 | |
Chris Lattner | ea29a3a | 2009-04-18 20:01:55 +0000 | [diff] [blame] | 175 | /// TheScope - This is the scope for the block itself, which contains |
| 176 | /// arguments etc. |
| 177 | Scope *TheScope; |
Mike Stump | 1eb4433 | 2009-09-09 15:08:12 +0000 | [diff] [blame] | 178 | |
John McCall | c71a491 | 2010-06-04 19:02:56 +0000 | [diff] [blame] | 179 | /// ReturnType - The return type of the block, or null if the block |
| 180 | /// signature didn't provide an explicit return type. |
Fariborz Jahanian | 7d5c74e | 2009-06-19 23:37:08 +0000 | [diff] [blame] | 181 | QualType ReturnType; |
Mike Stump | 1eb4433 | 2009-09-09 15:08:12 +0000 | [diff] [blame] | 182 | |
John McCall | c71a491 | 2010-06-04 19:02:56 +0000 | [diff] [blame] | 183 | /// BlockType - The function type of the block, if one was given. |
| 184 | /// Its return type may be BuiltinType::Dependent. |
| 185 | QualType FunctionType; |
| 186 | |
Sean Hunt | 1e3f5ba | 2010-04-28 23:02:27 +0000 | [diff] [blame] | 187 | BlockScopeInfo(unsigned NumErrors, Scope *BlockScope, BlockDecl *Block) |
John McCall | c71a491 | 2010-06-04 19:02:56 +0000 | [diff] [blame] | 188 | : FunctionScopeInfo(NumErrors), hasBlockDeclRefExprs(false), |
| 189 | TheDecl(Block), TheScope(BlockScope) |
Douglas Gregor | 9ea9bdb | 2010-03-01 23:15:13 +0000 | [diff] [blame] | 190 | { |
Sean Hunt | 1e3f5ba | 2010-04-28 23:02:27 +0000 | [diff] [blame] | 191 | IsBlockInfo = true; |
Douglas Gregor | 9ea9bdb | 2010-03-01 23:15:13 +0000 | [diff] [blame] | 192 | } |
Mike Stump | 1eb4433 | 2009-09-09 15:08:12 +0000 | [diff] [blame] | 193 | |
Douglas Gregor | 9ea9bdb | 2010-03-01 23:15:13 +0000 | [diff] [blame] | 194 | virtual ~BlockScopeInfo(); |
| 195 | |
Douglas Gregor | 076ceb0 | 2010-03-01 20:44:28 +0000 | [diff] [blame] | 196 | static bool classof(const FunctionScopeInfo *FSI) { return FSI->IsBlockInfo; } |
| 197 | static bool classof(const BlockScopeInfo *BSI) { return true; } |
Chris Lattner | ea29a3a | 2009-04-18 20:01:55 +0000 | [diff] [blame] | 198 | }; |
| 199 | |
John McCall | a93c934 | 2009-12-07 02:54:59 +0000 | [diff] [blame] | 200 | /// \brief Holds a QualType and a TypeSourceInfo* that came out of a declarator |
Argyrios Kyrtzidis | 1bb8a45 | 2009-08-19 01:28:17 +0000 | [diff] [blame] | 201 | /// parsing. |
| 202 | /// |
| 203 | /// LocInfoType is a "transient" type, only needed for passing to/from Parser |
| 204 | /// and Sema, when we want to preserve type source info for a parsed type. |
| 205 | /// It will not participate in the type system semantics in any way. |
| 206 | class LocInfoType : public Type { |
| 207 | enum { |
| 208 | // The last number that can fit in Type's TC. |
Mike Stump | 1eb4433 | 2009-09-09 15:08:12 +0000 | [diff] [blame] | 209 | // Avoids conflict with an existing Type class. |
John McCall | 27935ee | 2010-02-12 03:41:30 +0000 | [diff] [blame] | 210 | LocInfo = Type::TypeLast + 1 |
Argyrios Kyrtzidis | 1bb8a45 | 2009-08-19 01:28:17 +0000 | [diff] [blame] | 211 | }; |
| 212 | |
John McCall | a93c934 | 2009-12-07 02:54:59 +0000 | [diff] [blame] | 213 | TypeSourceInfo *DeclInfo; |
Argyrios Kyrtzidis | 1bb8a45 | 2009-08-19 01:28:17 +0000 | [diff] [blame] | 214 | |
John McCall | a93c934 | 2009-12-07 02:54:59 +0000 | [diff] [blame] | 215 | LocInfoType(QualType ty, TypeSourceInfo *TInfo) |
| 216 | : Type((TypeClass)LocInfo, ty, ty->isDependentType()), DeclInfo(TInfo) { |
Argyrios Kyrtzidis | 1bb8a45 | 2009-08-19 01:28:17 +0000 | [diff] [blame] | 217 | assert(getTypeClass() == (TypeClass)LocInfo && "LocInfo didn't fit in TC?"); |
| 218 | } |
| 219 | friend class Sema; |
| 220 | |
| 221 | public: |
| 222 | QualType getType() const { return getCanonicalTypeInternal(); } |
John McCall | a93c934 | 2009-12-07 02:54:59 +0000 | [diff] [blame] | 223 | TypeSourceInfo *getTypeSourceInfo() const { return DeclInfo; } |
Argyrios Kyrtzidis | 1bb8a45 | 2009-08-19 01:28:17 +0000 | [diff] [blame] | 224 | |
| 225 | virtual void getAsStringInternal(std::string &Str, |
| 226 | const PrintingPolicy &Policy) const; |
| 227 | |
| 228 | static bool classof(const Type *T) { |
| 229 | return T->getTypeClass() == (TypeClass)LocInfo; |
| 230 | } |
| 231 | static bool classof(const LocInfoType *) { return true; } |
| 232 | }; |
| 233 | |
Reid Spencer | 5f016e2 | 2007-07-11 17:01:13 +0000 | [diff] [blame] | 234 | /// Sema - This implements semantic analysis and AST building for C. |
| 235 | class Sema : public Action { |
Chris Lattner | f50adff | 2009-02-17 00:58:30 +0000 | [diff] [blame] | 236 | Sema(const Sema&); // DO NOT IMPLEMENT |
| 237 | void operator=(const Sema&); // DO NOT IMPLEMENT |
Anton Korobeynikov | 82d0a41 | 2010-01-10 12:58:08 +0000 | [diff] [blame] | 238 | mutable const TargetAttributesSema* TheTargetAttributesSema; |
Chris Lattner | 0b2f4da | 2008-06-29 00:28:59 +0000 | [diff] [blame] | 239 | public: |
Chris Lattner | 53ebff3 | 2009-01-22 19:21:44 +0000 | [diff] [blame] | 240 | const LangOptions &LangOpts; |
Reid Spencer | 5f016e2 | 2007-07-11 17:01:13 +0000 | [diff] [blame] | 241 | Preprocessor &PP; |
Reid Spencer | 5f016e2 | 2007-07-11 17:01:13 +0000 | [diff] [blame] | 242 | ASTContext &Context; |
Chris Lattner | 2ae34ed | 2008-02-06 00:46:58 +0000 | [diff] [blame] | 243 | ASTConsumer &Consumer; |
Chris Lattner | 3cfa928 | 2008-11-22 08:28:49 +0000 | [diff] [blame] | 244 | Diagnostic &Diags; |
| 245 | SourceManager &SourceMgr; |
Steve Naroff | 0330071 | 2007-11-12 13:56:41 +0000 | [diff] [blame] | 246 | |
Douglas Gregor | f0aaf7a | 2009-04-24 21:10:55 +0000 | [diff] [blame] | 247 | /// \brief Source of additional semantic information. |
| 248 | ExternalSemaSource *ExternalSource; |
| 249 | |
Douglas Gregor | 81b747b | 2009-09-17 21:32:03 +0000 | [diff] [blame] | 250 | /// \brief Code-completion consumer. |
| 251 | CodeCompleteConsumer *CodeCompleter; |
| 252 | |
Argyrios Kyrtzidis | 53d0ea5 | 2008-06-28 06:07:14 +0000 | [diff] [blame] | 253 | /// CurContext - This is the current declaration context of parsing. |
Chris Lattner | b048c98 | 2008-04-06 04:47:34 +0000 | [diff] [blame] | 254 | DeclContext *CurContext; |
Chris Lattner | 0ed844b | 2008-04-04 06:12:32 +0000 | [diff] [blame] | 255 | |
John McCall | c7e04da | 2010-05-28 18:45:08 +0000 | [diff] [blame] | 256 | /// VAListTagName - The declaration name corresponding to __va_list_tag. |
| 257 | /// This is used as part of a hack to omit that class from ADL results. |
| 258 | DeclarationName VAListTagName; |
| 259 | |
John McCall | f581382 | 2010-04-29 00:35:03 +0000 | [diff] [blame] | 260 | /// A RAII object to temporarily push a declaration context. |
| 261 | class ContextRAII { |
| 262 | private: |
| 263 | Sema &S; |
| 264 | DeclContext *SavedContext; |
| 265 | |
| 266 | public: |
| 267 | ContextRAII(Sema &S, DeclContext *ContextToPush) |
| 268 | : S(S), SavedContext(S.CurContext) { |
| 269 | assert(ContextToPush && "pushing null context"); |
| 270 | S.CurContext = ContextToPush; |
| 271 | } |
| 272 | |
| 273 | void pop() { |
| 274 | if (!SavedContext) return; |
| 275 | S.CurContext = SavedContext; |
| 276 | SavedContext = 0; |
| 277 | } |
| 278 | |
| 279 | ~ContextRAII() { |
| 280 | pop(); |
| 281 | } |
| 282 | }; |
| 283 | |
Daniel Dunbar | 4cde927 | 2008-10-14 05:35:18 +0000 | [diff] [blame] | 284 | /// PackContext - Manages the stack for #pragma pack. An alignment |
| 285 | /// of 0 indicates default alignment. |
Chris Lattner | 574aa40 | 2009-02-17 01:09:29 +0000 | [diff] [blame] | 286 | void *PackContext; // Really a "PragmaPackStack*" |
Daniel Dunbar | 4cde927 | 2008-10-14 05:35:18 +0000 | [diff] [blame] | 287 | |
Eli Friedman | aa8b0d1 | 2010-08-05 06:57:20 +0000 | [diff] [blame] | 288 | /// VisContext - Manages the stack for #pragma GCC visibility. |
| 289 | void *VisContext; // Really a "PragmaVisStack*" |
| 290 | |
Douglas Gregor | 9ea9bdb | 2010-03-01 23:15:13 +0000 | [diff] [blame] | 291 | /// \brief Stack containing information about each of the nested function, |
| 292 | /// block, and method scopes that are currently active. |
| 293 | llvm::SmallVector<FunctionScopeInfo *, 4> FunctionScopes; |
Sean Hunt | 1e3f5ba | 2010-04-28 23:02:27 +0000 | [diff] [blame] | 294 | |
Douglas Gregor | 9ea9bdb | 2010-03-01 23:15:13 +0000 | [diff] [blame] | 295 | /// \brief Cached function scope object used for the top function scope |
| 296 | /// and when there is no function scope (in error cases). |
Chris Lattner | ea29a3a | 2009-04-18 20:01:55 +0000 | [diff] [blame] | 297 | /// |
Sean Hunt | 1e3f5ba | 2010-04-28 23:02:27 +0000 | [diff] [blame] | 298 | /// This should never be accessed directly; rather, it's address will be |
Douglas Gregor | 9ea9bdb | 2010-03-01 23:15:13 +0000 | [diff] [blame] | 299 | /// pushed into \c FunctionScopes when we want to re-use it. |
| 300 | FunctionScopeInfo TopFunctionScope; |
Sean Hunt | 1e3f5ba | 2010-04-28 23:02:27 +0000 | [diff] [blame] | 301 | |
Mike Stump | 1eb4433 | 2009-09-09 15:08:12 +0000 | [diff] [blame] | 302 | /// ExprTemporaries - This is the stack of temporaries that are created by |
Anders Carlsson | 165a0a0 | 2009-05-17 18:41:29 +0000 | [diff] [blame] | 303 | /// the current full expression. |
Anders Carlsson | ff6b3d6 | 2009-05-30 21:05:25 +0000 | [diff] [blame] | 304 | llvm::SmallVector<CXXTemporary*, 8> ExprTemporaries; |
Anders Carlsson | 165a0a0 | 2009-05-17 18:41:29 +0000 | [diff] [blame] | 305 | |
Nate Begeman | 213541a | 2008-04-18 23:10:10 +0000 | [diff] [blame] | 306 | /// ExtVectorDecls - This is a list all the extended vector types. This allows |
| 307 | /// us to associate a raw vector type with one of the ext_vector type names. |
Steve Naroff | bea0b34 | 2007-07-29 16:33:31 +0000 | [diff] [blame] | 308 | /// This is only necessary for issuing pretty diagnostics. |
Nate Begeman | 213541a | 2008-04-18 23:10:10 +0000 | [diff] [blame] | 309 | llvm::SmallVector<TypedefDecl*, 24> ExtVectorDecls; |
Mike Stump | 1eb4433 | 2009-09-09 15:08:12 +0000 | [diff] [blame] | 310 | |
Argyrios Kyrtzidis | 0795232 | 2008-07-01 10:37:29 +0000 | [diff] [blame] | 311 | /// FieldCollector - Collects CXXFieldDecls during parsing of C++ classes. |
| 312 | llvm::OwningPtr<CXXFieldCollector> FieldCollector; |
| 313 | |
Anders Carlsson | 4681ebd | 2009-03-22 20:18:17 +0000 | [diff] [blame] | 314 | typedef llvm::SmallPtrSet<const CXXRecordDecl*, 8> RecordDeclSetTy; |
Mike Stump | 1eb4433 | 2009-09-09 15:08:12 +0000 | [diff] [blame] | 315 | |
| 316 | /// PureVirtualClassDiagSet - a set of class declarations which we have |
Anders Carlsson | 4681ebd | 2009-03-22 20:18:17 +0000 | [diff] [blame] | 317 | /// emitted a list of pure virtual functions. Used to prevent emitting the |
| 318 | /// same list more than once. |
| 319 | llvm::OwningPtr<RecordDeclSetTy> PureVirtualClassDiagSet; |
Mike Stump | 1eb4433 | 2009-09-09 15:08:12 +0000 | [diff] [blame] | 320 | |
Douglas Gregor | 6393519 | 2009-03-02 00:19:53 +0000 | [diff] [blame] | 321 | /// \brief A mapping from external names to the most recent |
| 322 | /// locally-scoped external declaration with that name. |
| 323 | /// |
| 324 | /// This map contains external declarations introduced in local |
| 325 | /// scoped, e.g., |
| 326 | /// |
| 327 | /// \code |
| 328 | /// void f() { |
| 329 | /// void foo(int, int); |
| 330 | /// } |
| 331 | /// \endcode |
| 332 | /// |
| 333 | /// Here, the name "foo" will be associated with the declaration on |
| 334 | /// "foo" within f. This name is not visible outside of |
| 335 | /// "f". However, we still find it in two cases: |
| 336 | /// |
| 337 | /// - If we are declaring another external with the name "foo", we |
| 338 | /// can find "foo" as a previous declaration, so that the types |
| 339 | /// of this external declaration can be checked for |
| 340 | /// compatibility. |
| 341 | /// |
| 342 | /// - If we would implicitly declare "foo" (e.g., due to a call to |
| 343 | /// "foo" in C when no prototype or definition is visible), then |
| 344 | /// we find this declaration of "foo" and complain that it is |
| 345 | /// not visible. |
| 346 | llvm::DenseMap<DeclarationName, NamedDecl *> LocallyScopedExternalDecls; |
| 347 | |
Sebastian Redl | e9d12b6 | 2010-01-31 22:27:38 +0000 | [diff] [blame] | 348 | /// \brief All the tentative definitions encountered in the TU. |
| 349 | std::vector<VarDecl *> TentativeDefinitions; |
Douglas Gregor | b6c8c8b | 2009-04-21 17:11:58 +0000 | [diff] [blame] | 350 | |
Tanya Lattner | e6bbc01 | 2010-02-12 00:07:30 +0000 | [diff] [blame] | 351 | /// \brief The set of static functions seen so far that have not been used. |
| 352 | std::vector<FunctionDecl*> UnusedStaticFuncs; |
Ted Kremenek | d064fdc | 2010-03-23 00:13:23 +0000 | [diff] [blame] | 353 | |
John McCall | 6b2accb | 2010-02-10 09:31:12 +0000 | [diff] [blame] | 354 | class AccessedEntity { |
| 355 | public: |
John McCall | 58e6f34 | 2010-03-16 05:22:47 +0000 | [diff] [blame] | 356 | /// A member declaration found through lookup. The target is the |
| 357 | /// member. |
| 358 | enum MemberNonce { Member }; |
John McCall | 6b2accb | 2010-02-10 09:31:12 +0000 | [diff] [blame] | 359 | |
John McCall | 58e6f34 | 2010-03-16 05:22:47 +0000 | [diff] [blame] | 360 | /// A hierarchy (base-to-derived or derived-to-base) conversion. |
| 361 | /// The target is the base class. |
| 362 | enum BaseNonce { Base }; |
John McCall | 6b2accb | 2010-02-10 09:31:12 +0000 | [diff] [blame] | 363 | |
John McCall | 58e6f34 | 2010-03-16 05:22:47 +0000 | [diff] [blame] | 364 | bool isMemberAccess() const { return IsMember; } |
John McCall | 6b2accb | 2010-02-10 09:31:12 +0000 | [diff] [blame] | 365 | |
Sean Hunt | 1e3f5ba | 2010-04-28 23:02:27 +0000 | [diff] [blame] | 366 | AccessedEntity(ASTContext &Context, |
Douglas Gregor | fe6b2d4 | 2010-03-29 23:34:08 +0000 | [diff] [blame] | 367 | MemberNonce _, |
John McCall | 58e6f34 | 2010-03-16 05:22:47 +0000 | [diff] [blame] | 368 | CXXRecordDecl *NamingClass, |
John McCall | 161755a | 2010-04-06 21:38:20 +0000 | [diff] [blame] | 369 | DeclAccessPair FoundDecl, |
| 370 | QualType BaseObjectType) |
Sean Hunt | 1e3f5ba | 2010-04-28 23:02:27 +0000 | [diff] [blame] | 371 | : Access(FoundDecl.getAccess()), IsMember(true), |
John McCall | 9aa472c | 2010-03-19 07:35:19 +0000 | [diff] [blame] | 372 | Target(FoundDecl.getDecl()), NamingClass(NamingClass), |
John McCall | 161755a | 2010-04-06 21:38:20 +0000 | [diff] [blame] | 373 | BaseObjectType(BaseObjectType), Diag(0, Context.getDiagAllocator()) { |
John McCall | 9aa472c | 2010-03-19 07:35:19 +0000 | [diff] [blame] | 374 | } |
| 375 | |
Sean Hunt | 1e3f5ba | 2010-04-28 23:02:27 +0000 | [diff] [blame] | 376 | AccessedEntity(ASTContext &Context, |
Douglas Gregor | fe6b2d4 | 2010-03-29 23:34:08 +0000 | [diff] [blame] | 377 | BaseNonce _, |
John McCall | 58e6f34 | 2010-03-16 05:22:47 +0000 | [diff] [blame] | 378 | CXXRecordDecl *BaseClass, |
| 379 | CXXRecordDecl *DerivedClass, |
| 380 | AccessSpecifier Access) |
| 381 | : Access(Access), IsMember(false), |
| 382 | Target(BaseClass), NamingClass(DerivedClass), |
Douglas Gregor | fe6b2d4 | 2010-03-29 23:34:08 +0000 | [diff] [blame] | 383 | Diag(0, Context.getDiagAllocator()) { |
John McCall | 6b2accb | 2010-02-10 09:31:12 +0000 | [diff] [blame] | 384 | } |
| 385 | |
John McCall | 58e6f34 | 2010-03-16 05:22:47 +0000 | [diff] [blame] | 386 | bool isQuiet() const { return Diag.getDiagID() == 0; } |
| 387 | |
John McCall | 6b2accb | 2010-02-10 09:31:12 +0000 | [diff] [blame] | 388 | AccessSpecifier getAccess() const { return AccessSpecifier(Access); } |
| 389 | |
| 390 | // These apply to member decls... |
| 391 | NamedDecl *getTargetDecl() const { return Target; } |
| 392 | CXXRecordDecl *getNamingClass() const { return NamingClass; } |
| 393 | |
| 394 | // ...and these apply to hierarchy conversions. |
| 395 | CXXRecordDecl *getBaseClass() const { return cast<CXXRecordDecl>(Target); } |
| 396 | CXXRecordDecl *getDerivedClass() const { return NamingClass; } |
| 397 | |
John McCall | 161755a | 2010-04-06 21:38:20 +0000 | [diff] [blame] | 398 | /// Retrieves the base object type, important when accessing |
| 399 | /// an instance member. |
| 400 | QualType getBaseObjectType() const { return BaseObjectType; } |
| 401 | |
John McCall | 58e6f34 | 2010-03-16 05:22:47 +0000 | [diff] [blame] | 402 | /// Sets a diagnostic to be performed. The diagnostic is given |
| 403 | /// four (additional) arguments: |
| 404 | /// %0 - 0 if the entity was private, 1 if protected |
| 405 | /// %1 - the DeclarationName of the entity |
| 406 | /// %2 - the TypeDecl type of the naming class |
| 407 | /// %3 - the TypeDecl type of the declaring class |
| 408 | void setDiag(const PartialDiagnostic &PDiag) { |
| 409 | assert(isQuiet() && "partial diagnostic already defined"); |
| 410 | Diag = PDiag; |
| 411 | } |
| 412 | PartialDiagnostic &setDiag(unsigned DiagID) { |
| 413 | assert(isQuiet() && "partial diagnostic already defined"); |
| 414 | assert(DiagID && "creating null diagnostic"); |
Douglas Gregor | fe6b2d4 | 2010-03-29 23:34:08 +0000 | [diff] [blame] | 415 | Diag.Reset(DiagID); |
John McCall | 58e6f34 | 2010-03-16 05:22:47 +0000 | [diff] [blame] | 416 | return Diag; |
| 417 | } |
| 418 | const PartialDiagnostic &getDiag() const { |
| 419 | return Diag; |
| 420 | } |
| 421 | |
John McCall | 6b2accb | 2010-02-10 09:31:12 +0000 | [diff] [blame] | 422 | private: |
John McCall | 6b2accb | 2010-02-10 09:31:12 +0000 | [diff] [blame] | 423 | unsigned Access : 2; |
John McCall | 58e6f34 | 2010-03-16 05:22:47 +0000 | [diff] [blame] | 424 | bool IsMember; |
John McCall | 6b2accb | 2010-02-10 09:31:12 +0000 | [diff] [blame] | 425 | NamedDecl *Target; |
Sean Hunt | 1e3f5ba | 2010-04-28 23:02:27 +0000 | [diff] [blame] | 426 | CXXRecordDecl *NamingClass; |
John McCall | 161755a | 2010-04-06 21:38:20 +0000 | [diff] [blame] | 427 | QualType BaseObjectType; |
John McCall | 58e6f34 | 2010-03-16 05:22:47 +0000 | [diff] [blame] | 428 | PartialDiagnostic Diag; |
John McCall | 6b2accb | 2010-02-10 09:31:12 +0000 | [diff] [blame] | 429 | }; |
| 430 | |
John McCall | 2f51448 | 2010-01-27 03:50:35 +0000 | [diff] [blame] | 431 | struct DelayedDiagnostic { |
| 432 | enum DDKind { Deprecation, Access }; |
| 433 | |
| 434 | unsigned char Kind; // actually a DDKind |
| 435 | bool Triggered; |
| 436 | |
| 437 | SourceLocation Loc; |
| 438 | |
| 439 | union { |
| 440 | /// Deprecation. |
| 441 | struct { NamedDecl *Decl; } DeprecationData; |
| 442 | |
| 443 | /// Access control. |
John McCall | 58e6f34 | 2010-03-16 05:22:47 +0000 | [diff] [blame] | 444 | char AccessData[sizeof(AccessedEntity)]; |
John McCall | 2f51448 | 2010-01-27 03:50:35 +0000 | [diff] [blame] | 445 | }; |
| 446 | |
John McCall | 58e6f34 | 2010-03-16 05:22:47 +0000 | [diff] [blame] | 447 | void destroy() { |
| 448 | switch (Kind) { |
| 449 | case Access: getAccessData().~AccessedEntity(); break; |
| 450 | case Deprecation: break; |
| 451 | } |
| 452 | } |
| 453 | |
John McCall | 2f51448 | 2010-01-27 03:50:35 +0000 | [diff] [blame] | 454 | static DelayedDiagnostic makeDeprecation(SourceLocation Loc, |
| 455 | NamedDecl *D) { |
| 456 | DelayedDiagnostic DD; |
| 457 | DD.Kind = Deprecation; |
| 458 | DD.Triggered = false; |
| 459 | DD.Loc = Loc; |
| 460 | DD.DeprecationData.Decl = D; |
| 461 | return DD; |
| 462 | } |
| 463 | |
| 464 | static DelayedDiagnostic makeAccess(SourceLocation Loc, |
John McCall | 6b2accb | 2010-02-10 09:31:12 +0000 | [diff] [blame] | 465 | const AccessedEntity &Entity) { |
John McCall | 2f51448 | 2010-01-27 03:50:35 +0000 | [diff] [blame] | 466 | DelayedDiagnostic DD; |
| 467 | DD.Kind = Access; |
| 468 | DD.Triggered = false; |
| 469 | DD.Loc = Loc; |
John McCall | 58e6f34 | 2010-03-16 05:22:47 +0000 | [diff] [blame] | 470 | new (&DD.getAccessData()) AccessedEntity(Entity); |
John McCall | 2f51448 | 2010-01-27 03:50:35 +0000 | [diff] [blame] | 471 | return DD; |
| 472 | } |
| 473 | |
John McCall | 58e6f34 | 2010-03-16 05:22:47 +0000 | [diff] [blame] | 474 | AccessedEntity &getAccessData() { |
| 475 | return *reinterpret_cast<AccessedEntity*>(AccessData); |
| 476 | } |
| 477 | const AccessedEntity &getAccessData() const { |
| 478 | return *reinterpret_cast<const AccessedEntity*>(AccessData); |
| 479 | } |
John McCall | 2f51448 | 2010-01-27 03:50:35 +0000 | [diff] [blame] | 480 | }; |
| 481 | |
| 482 | /// \brief The stack of diagnostics that were delayed due to being |
| 483 | /// produced during the parsing of a declaration. |
| 484 | llvm::SmallVector<DelayedDiagnostic, 8> DelayedDiagnostics; |
John McCall | 54abf7d | 2009-11-04 02:18:39 +0000 | [diff] [blame] | 485 | |
| 486 | /// \brief The depth of the current ParsingDeclaration stack. |
| 487 | /// If nonzero, we are currently parsing a declaration (and |
| 488 | /// hence should delay deprecation warnings). |
| 489 | unsigned ParsingDeclDepth; |
| 490 | |
Ryan Flynn | e25ff83 | 2009-07-30 03:15:39 +0000 | [diff] [blame] | 491 | /// WeakUndeclaredIdentifiers - Identifiers contained in |
| 492 | /// #pragma weak before declared. rare. may alias another |
| 493 | /// identifier, declared or undeclared |
| 494 | class WeakInfo { |
| 495 | IdentifierInfo *alias; // alias (optional) |
| 496 | SourceLocation loc; // for diagnostics |
| 497 | bool used; // identifier later declared? |
| 498 | public: |
| 499 | WeakInfo() |
| 500 | : alias(0), loc(SourceLocation()), used(false) {} |
| 501 | WeakInfo(IdentifierInfo *Alias, SourceLocation Loc) |
| 502 | : alias(Alias), loc(Loc), used(false) {} |
| 503 | inline IdentifierInfo * getAlias() const { return alias; } |
| 504 | inline SourceLocation getLocation() const { return loc; } |
| 505 | void setUsed(bool Used=true) { used = Used; } |
| 506 | inline bool getUsed() { return used; } |
| 507 | bool operator==(WeakInfo RHS) const { |
| 508 | return alias == RHS.getAlias() && loc == RHS.getLocation(); |
| 509 | } |
| 510 | bool operator!=(WeakInfo RHS) const { return !(*this == RHS); } |
| 511 | }; |
| 512 | llvm::DenseMap<IdentifierInfo*,WeakInfo> WeakUndeclaredIdentifiers; |
| 513 | |
Ryan Flynn | 7b1fdbd | 2009-07-31 02:52:19 +0000 | [diff] [blame] | 514 | /// WeakTopLevelDecl - Translation-unit scoped declarations generated by |
| 515 | /// #pragma weak during processing of other Decls. |
| 516 | /// I couldn't figure out a clean way to generate these in-line, so |
| 517 | /// we store them here and handle separately -- which is a hack. |
| 518 | /// It would be best to refactor this. |
| 519 | llvm::SmallVector<Decl*,2> WeakTopLevelDecl; |
| 520 | |
Chris Lattner | 7f925cc | 2008-04-11 07:00:53 +0000 | [diff] [blame] | 521 | IdentifierResolver IdResolver; |
| 522 | |
Steve Naroff | e440eb8 | 2007-10-10 17:32:04 +0000 | [diff] [blame] | 523 | /// Translation Unit Scope - useful to Objective-C actions that need |
| 524 | /// to lookup file scope declarations in the "ordinary" C decl namespace. |
| 525 | /// For example, user-defined classes, built-in "id" type, etc. |
Steve Naroff | b216c88 | 2007-10-09 22:01:59 +0000 | [diff] [blame] | 526 | Scope *TUScope; |
Sebastian Redl | c42e118 | 2008-11-11 11:37:55 +0000 | [diff] [blame] | 527 | |
Douglas Gregor | 7adb10f | 2009-09-15 22:30:29 +0000 | [diff] [blame] | 528 | /// \brief The C++ "std" namespace, where the standard library resides. |
Argyrios Kyrtzidis | 76c38d3 | 2010-08-02 07:14:54 +0000 | [diff] [blame] | 529 | LazyDeclPtr StdNamespace; |
Sebastian Redl | b5a57a6 | 2008-12-03 20:26:15 +0000 | [diff] [blame] | 530 | |
Douglas Gregor | 7adb10f | 2009-09-15 22:30:29 +0000 | [diff] [blame] | 531 | /// \brief The C++ "std::bad_alloc" class, which is defined by the C++ |
| 532 | /// standard library. |
Argyrios Kyrtzidis | 76c38d3 | 2010-08-02 07:14:54 +0000 | [diff] [blame] | 533 | LazyDeclPtr StdBadAlloc; |
Sean Hunt | 1e3f5ba | 2010-04-28 23:02:27 +0000 | [diff] [blame] | 534 | |
Sebastian Redl | b5a57a6 | 2008-12-03 20:26:15 +0000 | [diff] [blame] | 535 | /// A flag to remember whether the implicit forms of operator new and delete |
| 536 | /// have been declared. |
| 537 | bool GlobalNewDeleteDeclared; |
Douglas Gregor | f807fe0 | 2009-04-14 16:27:31 +0000 | [diff] [blame] | 538 | |
Douglas Gregor | 2afce72 | 2009-11-26 00:44:06 +0000 | [diff] [blame] | 539 | /// \brief The set of declarations that have been referenced within |
| 540 | /// a potentially evaluated expression. |
Sean Hunt | 1e3f5ba | 2010-04-28 23:02:27 +0000 | [diff] [blame] | 541 | typedef std::vector<std::pair<SourceLocation, Decl *> > |
Douglas Gregor | ac7610d | 2009-06-22 20:57:11 +0000 | [diff] [blame] | 542 | PotentiallyReferencedDecls; |
Mike Stump | 1eb4433 | 2009-09-09 15:08:12 +0000 | [diff] [blame] | 543 | |
Douglas Gregor | 06d3369 | 2009-12-12 07:57:52 +0000 | [diff] [blame] | 544 | /// \brief A set of diagnostics that may be emitted. |
| 545 | typedef std::vector<std::pair<SourceLocation, PartialDiagnostic> > |
| 546 | PotentiallyEmittedDiagnostics; |
| 547 | |
Douglas Gregor | 2afce72 | 2009-11-26 00:44:06 +0000 | [diff] [blame] | 548 | /// \brief Data structure used to record current or nested |
| 549 | /// expression evaluation contexts. |
| 550 | struct ExpressionEvaluationContextRecord { |
| 551 | /// \brief The expression evaluation context. |
| 552 | ExpressionEvaluationContext Context; |
| 553 | |
| 554 | /// \brief The number of temporaries that were active when we |
| 555 | /// entered this expression evaluation context. |
| 556 | unsigned NumTemporaries; |
| 557 | |
| 558 | /// \brief The set of declarations referenced within a |
| 559 | /// potentially potentially-evaluated context. |
| 560 | /// |
| 561 | /// When leaving a potentially potentially-evaluated context, each |
| 562 | /// of these elements will be as referenced if the corresponding |
| 563 | /// potentially potentially evaluated expression is potentially |
| 564 | /// evaluated. |
| 565 | PotentiallyReferencedDecls *PotentiallyReferenced; |
| 566 | |
Douglas Gregor | 06d3369 | 2009-12-12 07:57:52 +0000 | [diff] [blame] | 567 | /// \brief The set of diagnostics to emit should this potentially |
| 568 | /// potentially-evaluated context become evaluated. |
| 569 | PotentiallyEmittedDiagnostics *PotentiallyDiagnosed; |
| 570 | |
Douglas Gregor | 2afce72 | 2009-11-26 00:44:06 +0000 | [diff] [blame] | 571 | ExpressionEvaluationContextRecord(ExpressionEvaluationContext Context, |
Sean Hunt | 1e3f5ba | 2010-04-28 23:02:27 +0000 | [diff] [blame] | 572 | unsigned NumTemporaries) |
| 573 | : Context(Context), NumTemporaries(NumTemporaries), |
Douglas Gregor | 06d3369 | 2009-12-12 07:57:52 +0000 | [diff] [blame] | 574 | PotentiallyReferenced(0), PotentiallyDiagnosed(0) { } |
Douglas Gregor | 2afce72 | 2009-11-26 00:44:06 +0000 | [diff] [blame] | 575 | |
| 576 | void addReferencedDecl(SourceLocation Loc, Decl *Decl) { |
| 577 | if (!PotentiallyReferenced) |
| 578 | PotentiallyReferenced = new PotentiallyReferencedDecls; |
| 579 | PotentiallyReferenced->push_back(std::make_pair(Loc, Decl)); |
| 580 | } |
| 581 | |
Douglas Gregor | 06d3369 | 2009-12-12 07:57:52 +0000 | [diff] [blame] | 582 | void addDiagnostic(SourceLocation Loc, const PartialDiagnostic &PD) { |
| 583 | if (!PotentiallyDiagnosed) |
| 584 | PotentiallyDiagnosed = new PotentiallyEmittedDiagnostics; |
| 585 | PotentiallyDiagnosed->push_back(std::make_pair(Loc, PD)); |
| 586 | } |
| 587 | |
Douglas Gregor | 2afce72 | 2009-11-26 00:44:06 +0000 | [diff] [blame] | 588 | void Destroy() { |
| 589 | delete PotentiallyReferenced; |
Douglas Gregor | 06d3369 | 2009-12-12 07:57:52 +0000 | [diff] [blame] | 590 | delete PotentiallyDiagnosed; |
Douglas Gregor | 2afce72 | 2009-11-26 00:44:06 +0000 | [diff] [blame] | 591 | PotentiallyReferenced = 0; |
Douglas Gregor | 06d3369 | 2009-12-12 07:57:52 +0000 | [diff] [blame] | 592 | PotentiallyDiagnosed = 0; |
Douglas Gregor | 2afce72 | 2009-11-26 00:44:06 +0000 | [diff] [blame] | 593 | } |
| 594 | }; |
| 595 | |
| 596 | /// A stack of expression evaluation contexts. |
| 597 | llvm::SmallVector<ExpressionEvaluationContextRecord, 8> ExprEvalContexts; |
Mike Stump | 1eb4433 | 2009-09-09 15:08:12 +0000 | [diff] [blame] | 598 | |
Douglas Gregor | f807fe0 | 2009-04-14 16:27:31 +0000 | [diff] [blame] | 599 | /// \brief Whether the code handled by Sema should be considered a |
| 600 | /// complete translation unit or not. |
| 601 | /// |
| 602 | /// When true (which is generally the case), Sema will perform |
| 603 | /// end-of-translation-unit semantic tasks (such as creating |
| 604 | /// initializers for tentative definitions in C) once parsing has |
| 605 | /// completed. This flag will be false when building PCH files, |
| 606 | /// since a PCH file is by definition not a complete translation |
| 607 | /// unit. |
| 608 | bool CompleteTranslationUnit; |
| 609 | |
Argyrios Kyrtzidis | 1bb8a45 | 2009-08-19 01:28:17 +0000 | [diff] [blame] | 610 | llvm::BumpPtrAllocator BumpAlloc; |
| 611 | |
Douglas Gregor | bb26041 | 2009-06-14 08:02:22 +0000 | [diff] [blame] | 612 | /// \brief The number of SFINAE diagnostics that have been trapped. |
| 613 | unsigned NumSFINAEErrors; |
| 614 | |
Sebastian Redl | db9d214 | 2010-08-02 23:18:59 +0000 | [diff] [blame] | 615 | typedef std::pair<ObjCMethodList, ObjCMethodList> GlobalMethods; |
| 616 | typedef llvm::DenseMap<Selector, GlobalMethods> GlobalMethodPool; |
Douglas Gregor | f0aaf7a | 2009-04-24 21:10:55 +0000 | [diff] [blame] | 617 | |
Sebastian Redl | db9d214 | 2010-08-02 23:18:59 +0000 | [diff] [blame] | 618 | /// Method Pool - allows efficient lookup when typechecking messages to "id". |
| 619 | /// We need to maintain a list, since selectors can have differing signatures |
| 620 | /// across classes. In Cocoa, this happens to be extremely uncommon (only 1% |
| 621 | /// of selectors are "overloaded"). |
| 622 | GlobalMethodPool MethodPool; |
Mike Stump | 1eb4433 | 2009-09-09 15:08:12 +0000 | [diff] [blame] | 623 | |
Fariborz Jahanian | 3fe1041 | 2010-07-22 18:24:20 +0000 | [diff] [blame] | 624 | /// Method selectors used in a @selector expression. Used for implementation |
| 625 | /// of -Wselector. |
| 626 | llvm::DenseMap<Selector, SourceLocation> ReferencedSelectors; |
| 627 | |
| 628 | |
Sebastian Redl | db9d214 | 2010-08-02 23:18:59 +0000 | [diff] [blame] | 629 | GlobalMethodPool::iterator ReadMethodPool(Selector Sel); |
Douglas Gregor | f0aaf7a | 2009-04-24 21:10:55 +0000 | [diff] [blame] | 630 | |
Steve Naroff | 6b9dfd4 | 2009-03-04 15:11:40 +0000 | [diff] [blame] | 631 | /// Private Helper predicate to check for 'self'. |
| 632 | bool isSelfExpr(Expr *RExpr); |
Reid Spencer | 5f016e2 | 2007-07-11 17:01:13 +0000 | [diff] [blame] | 633 | public: |
Douglas Gregor | f807fe0 | 2009-04-14 16:27:31 +0000 | [diff] [blame] | 634 | Sema(Preprocessor &pp, ASTContext &ctxt, ASTConsumer &consumer, |
Daniel Dunbar | 3a2838d | 2009-11-13 08:58:20 +0000 | [diff] [blame] | 635 | bool CompleteTranslationUnit = true, |
| 636 | CodeCompleteConsumer *CompletionConsumer = 0); |
Anton Korobeynikov | 82d0a41 | 2010-01-10 12:58:08 +0000 | [diff] [blame] | 637 | ~Sema(); |
Mike Stump | 1eb4433 | 2009-09-09 15:08:12 +0000 | [diff] [blame] | 638 | |
Chris Lattner | 53ebff3 | 2009-01-22 19:21:44 +0000 | [diff] [blame] | 639 | const LangOptions &getLangOptions() const { return LangOpts; } |
Chris Lattner | 3cfa928 | 2008-11-22 08:28:49 +0000 | [diff] [blame] | 640 | Diagnostic &getDiagnostics() const { return Diags; } |
| 641 | SourceManager &getSourceManager() const { return SourceMgr; } |
Anton Korobeynikov | 82d0a41 | 2010-01-10 12:58:08 +0000 | [diff] [blame] | 642 | const TargetAttributesSema &getTargetAttributesSema() const; |
Chris Lattner | 3cfa928 | 2008-11-22 08:28:49 +0000 | [diff] [blame] | 643 | |
Douglas Gregor | 25a88bb | 2009-03-20 22:48:49 +0000 | [diff] [blame] | 644 | /// \brief Helper class that creates diagnostics with optional |
| 645 | /// template instantiation stacks. |
| 646 | /// |
| 647 | /// This class provides a wrapper around the basic DiagnosticBuilder |
| 648 | /// class that emits diagnostics. SemaDiagnosticBuilder is |
| 649 | /// responsible for emitting the diagnostic (as DiagnosticBuilder |
| 650 | /// does) and, if the diagnostic comes from inside a template |
| 651 | /// instantiation, printing the template instantiation stack as |
| 652 | /// well. |
| 653 | class SemaDiagnosticBuilder : public DiagnosticBuilder { |
| 654 | Sema &SemaRef; |
| 655 | unsigned DiagID; |
| 656 | |
| 657 | public: |
| 658 | SemaDiagnosticBuilder(DiagnosticBuilder &DB, Sema &SemaRef, unsigned DiagID) |
| 659 | : DiagnosticBuilder(DB), SemaRef(SemaRef), DiagID(DiagID) { } |
| 660 | |
Mike Stump | 1eb4433 | 2009-09-09 15:08:12 +0000 | [diff] [blame] | 661 | explicit SemaDiagnosticBuilder(Sema &SemaRef) |
Douglas Gregor | 5e9f35c | 2009-06-14 07:33:30 +0000 | [diff] [blame] | 662 | : DiagnosticBuilder(DiagnosticBuilder::Suppress), SemaRef(SemaRef) { } |
| 663 | |
Douglas Gregor | 25a88bb | 2009-03-20 22:48:49 +0000 | [diff] [blame] | 664 | ~SemaDiagnosticBuilder(); |
| 665 | }; |
| 666 | |
| 667 | /// \brief Emit a diagnostic. |
Douglas Gregor | eab5d1e | 2010-03-25 22:17:48 +0000 | [diff] [blame] | 668 | SemaDiagnosticBuilder Diag(SourceLocation Loc, unsigned DiagID); |
Reid Spencer | 5f016e2 | 2007-07-11 17:01:13 +0000 | [diff] [blame] | 669 | |
Anders Carlsson | 91a0cc9 | 2009-08-26 22:33:56 +0000 | [diff] [blame] | 670 | /// \brief Emit a partial diagnostic. |
| 671 | SemaDiagnosticBuilder Diag(SourceLocation Loc, const PartialDiagnostic& PD); |
| 672 | |
Sean Hunt | 1e3f5ba | 2010-04-28 23:02:27 +0000 | [diff] [blame] | 673 | /// \brief Build a partial diagnostic. |
Douglas Gregor | fe6b2d4 | 2010-03-29 23:34:08 +0000 | [diff] [blame] | 674 | PartialDiagnostic PDiag(unsigned DiagID = 0) { |
| 675 | return PartialDiagnostic(DiagID, Context.getDiagAllocator()); |
| 676 | } |
Sean Hunt | 1e3f5ba | 2010-04-28 23:02:27 +0000 | [diff] [blame] | 677 | |
Chris Lattner | 394a3fd | 2007-08-31 04:53:24 +0000 | [diff] [blame] | 678 | virtual void DeleteExpr(ExprTy *E); |
| 679 | virtual void DeleteStmt(StmtTy *S); |
| 680 | |
John McCall | 129e2df | 2009-11-30 22:42:35 +0000 | [diff] [blame] | 681 | OwningExprResult Owned(Expr* E) { |
| 682 | assert(!E || E->isRetained()); |
| 683 | return OwningExprResult(*this, E); |
| 684 | } |
Sebastian Redl | 0eb2330 | 2009-01-19 00:08:26 +0000 | [diff] [blame] | 685 | OwningExprResult Owned(ExprResult R) { |
Douglas Gregor | 5ac8aff | 2009-01-26 22:44:13 +0000 | [diff] [blame] | 686 | if (R.isInvalid()) |
Steve Naroff | 872b9ac | 2009-01-21 22:32:33 +0000 | [diff] [blame] | 687 | return ExprError(); |
John McCall | 129e2df | 2009-11-30 22:42:35 +0000 | [diff] [blame] | 688 | assert(!R.get() || ((Expr*) R.get())->isRetained()); |
Douglas Gregor | 5ac8aff | 2009-01-26 22:44:13 +0000 | [diff] [blame] | 689 | return OwningExprResult(*this, R.get()); |
Sebastian Redl | 0eb2330 | 2009-01-19 00:08:26 +0000 | [diff] [blame] | 690 | } |
John McCall | 129e2df | 2009-11-30 22:42:35 +0000 | [diff] [blame] | 691 | OwningStmtResult Owned(Stmt* S) { |
| 692 | assert(!S || S->isRetained()); |
| 693 | return OwningStmtResult(*this, S); |
| 694 | } |
Sebastian Redl | 798d119 | 2008-12-13 16:23:55 +0000 | [diff] [blame] | 695 | |
Chris Lattner | 9299f3f | 2008-08-23 03:19:52 +0000 | [diff] [blame] | 696 | virtual void ActOnEndOfTranslationUnit(); |
Sebastian Redl | b8a6aca | 2009-01-19 22:31:54 +0000 | [diff] [blame] | 697 | |
Douglas Gregor | 23c94db | 2010-07-02 17:43:08 +0000 | [diff] [blame] | 698 | Scope *getScopeForContext(DeclContext *Ctx); |
| 699 | |
Douglas Gregor | 9ea9bdb | 2010-03-01 23:15:13 +0000 | [diff] [blame] | 700 | void PushFunctionScope(); |
| 701 | void PushBlockScope(Scope *BlockScope, BlockDecl *Block); |
| 702 | void PopFunctionOrBlockScope(); |
Sean Hunt | 1e3f5ba | 2010-04-28 23:02:27 +0000 | [diff] [blame] | 703 | |
Chris Lattner | ea29a3a | 2009-04-18 20:01:55 +0000 | [diff] [blame] | 704 | /// getLabelMap() - Return the current label map. If we're in a block, we |
| 705 | /// return it. |
| 706 | llvm::DenseMap<IdentifierInfo*, LabelStmt*> &getLabelMap() { |
Douglas Gregor | 9ea9bdb | 2010-03-01 23:15:13 +0000 | [diff] [blame] | 707 | if (FunctionScopes.empty()) |
| 708 | return TopFunctionScope.LabelMap; |
Sean Hunt | 1e3f5ba | 2010-04-28 23:02:27 +0000 | [diff] [blame] | 709 | |
Douglas Gregor | 9ea9bdb | 2010-03-01 23:15:13 +0000 | [diff] [blame] | 710 | return FunctionScopes.back()->LabelMap; |
Chris Lattner | ea29a3a | 2009-04-18 20:01:55 +0000 | [diff] [blame] | 711 | } |
Mike Stump | 1eb4433 | 2009-09-09 15:08:12 +0000 | [diff] [blame] | 712 | |
Chris Lattner | bcfce66 | 2009-04-18 20:10:59 +0000 | [diff] [blame] | 713 | /// getSwitchStack - This is returns the switch stack for the current block or |
| 714 | /// function. |
| 715 | llvm::SmallVector<SwitchStmt*,8> &getSwitchStack() { |
Douglas Gregor | 9ea9bdb | 2010-03-01 23:15:13 +0000 | [diff] [blame] | 716 | if (FunctionScopes.empty()) |
| 717 | return TopFunctionScope.SwitchStack; |
Sean Hunt | 1e3f5ba | 2010-04-28 23:02:27 +0000 | [diff] [blame] | 718 | |
Douglas Gregor | 9ea9bdb | 2010-03-01 23:15:13 +0000 | [diff] [blame] | 719 | return FunctionScopes.back()->SwitchStack; |
Chris Lattner | bcfce66 | 2009-04-18 20:10:59 +0000 | [diff] [blame] | 720 | } |
Ryan Flynn | 7b1fdbd | 2009-07-31 02:52:19 +0000 | [diff] [blame] | 721 | |
Sean Hunt | 1e3f5ba | 2010-04-28 23:02:27 +0000 | [diff] [blame] | 722 | /// \brief Determine whether the current function or block needs scope |
Douglas Gregor | 9ea9bdb | 2010-03-01 23:15:13 +0000 | [diff] [blame] | 723 | /// checking. |
John McCall | b60a77e | 2010-08-01 00:26:45 +0000 | [diff] [blame] | 724 | bool FunctionNeedsScopeChecking() { |
| 725 | if (!FunctionScopes.empty()) |
| 726 | return FunctionScopes.back()->NeedsScopeChecking(); |
| 727 | return false; |
Douglas Gregor | 9ea9bdb | 2010-03-01 23:15:13 +0000 | [diff] [blame] | 728 | } |
Sean Hunt | 1e3f5ba | 2010-04-28 23:02:27 +0000 | [diff] [blame] | 729 | |
John McCall | b60a77e | 2010-08-01 00:26:45 +0000 | [diff] [blame] | 730 | void setFunctionHasBranchIntoScope() { |
| 731 | if (!FunctionScopes.empty()) |
| 732 | FunctionScopes.back()->HasBranchIntoScope = true; |
| 733 | } |
| 734 | |
| 735 | void setFunctionHasBranchProtectedScope() { |
| 736 | if (!FunctionScopes.empty()) |
| 737 | FunctionScopes.back()->HasBranchProtectedScope = true; |
| 738 | } |
| 739 | |
| 740 | void setFunctionHasIndirectGoto() { |
| 741 | if (!FunctionScopes.empty()) |
| 742 | FunctionScopes.back()->HasIndirectGoto = true; |
| 743 | } |
| 744 | |
| 745 | |
Douglas Gregor | 9ea9bdb | 2010-03-01 23:15:13 +0000 | [diff] [blame] | 746 | bool hasAnyErrorsInThisFunction() const; |
Sean Hunt | 1e3f5ba | 2010-04-28 23:02:27 +0000 | [diff] [blame] | 747 | |
Douglas Gregor | 9ea9bdb | 2010-03-01 23:15:13 +0000 | [diff] [blame] | 748 | /// \brief Retrieve the current block, if any. |
| 749 | BlockScopeInfo *getCurBlock(); |
Sean Hunt | 1e3f5ba | 2010-04-28 23:02:27 +0000 | [diff] [blame] | 750 | |
Ryan Flynn | 7b1fdbd | 2009-07-31 02:52:19 +0000 | [diff] [blame] | 751 | /// WeakTopLevelDeclDecls - access to #pragma weak-generated Decls |
| 752 | llvm::SmallVector<Decl*,2> &WeakTopLevelDecls() { return WeakTopLevelDecl; } |
Mike Stump | 1eb4433 | 2009-09-09 15:08:12 +0000 | [diff] [blame] | 753 | |
Reid Spencer | 5f016e2 | 2007-07-11 17:01:13 +0000 | [diff] [blame] | 754 | //===--------------------------------------------------------------------===// |
| 755 | // Type Analysis / Processing: SemaType.cpp. |
| 756 | // |
John McCall | 04a67a6 | 2010-02-05 21:31:56 +0000 | [diff] [blame] | 757 | |
Douglas Gregor | 2dc0e64 | 2009-03-23 23:06:20 +0000 | [diff] [blame] | 758 | QualType adjustParameterType(QualType T); |
John McCall | 2865474 | 2010-06-05 06:41:15 +0000 | [diff] [blame] | 759 | QualType BuildQualifiedType(QualType T, SourceLocation Loc, Qualifiers Qs); |
| 760 | QualType BuildQualifiedType(QualType T, SourceLocation Loc, unsigned CVR) { |
| 761 | return BuildQualifiedType(T, Loc, Qualifiers::fromCVRMask(CVR)); |
| 762 | } |
| 763 | QualType BuildPointerType(QualType T, |
Douglas Gregor | cd281c3 | 2009-02-28 00:25:32 +0000 | [diff] [blame] | 764 | SourceLocation Loc, DeclarationName Entity); |
John McCall | 2865474 | 2010-06-05 06:41:15 +0000 | [diff] [blame] | 765 | QualType BuildReferenceType(QualType T, bool LValueRef, |
Douglas Gregor | cd281c3 | 2009-02-28 00:25:32 +0000 | [diff] [blame] | 766 | SourceLocation Loc, DeclarationName Entity); |
| 767 | QualType BuildArrayType(QualType T, ArrayType::ArraySizeModifier ASM, |
| 768 | Expr *ArraySize, unsigned Quals, |
Douglas Gregor | 7e7eb3d | 2009-07-06 15:59:29 +0000 | [diff] [blame] | 769 | SourceRange Brackets, DeclarationName Entity); |
Mike Stump | 1eb4433 | 2009-09-09 15:08:12 +0000 | [diff] [blame] | 770 | QualType BuildExtVectorType(QualType T, ExprArg ArraySize, |
Douglas Gregor | 9cdda0c | 2009-06-17 21:51:59 +0000 | [diff] [blame] | 771 | SourceLocation AttrLoc); |
Douglas Gregor | 724651c | 2009-02-28 01:04:19 +0000 | [diff] [blame] | 772 | QualType BuildFunctionType(QualType T, |
| 773 | QualType *ParamTypes, unsigned NumParamTypes, |
| 774 | bool Variadic, unsigned Quals, |
Eli Friedman | fa86954 | 2010-08-05 02:54:05 +0000 | [diff] [blame] | 775 | SourceLocation Loc, DeclarationName Entity, |
| 776 | const FunctionType::ExtInfo &Info); |
Mike Stump | 1eb4433 | 2009-09-09 15:08:12 +0000 | [diff] [blame] | 777 | QualType BuildMemberPointerType(QualType T, QualType Class, |
John McCall | 2865474 | 2010-06-05 06:41:15 +0000 | [diff] [blame] | 778 | SourceLocation Loc, |
Douglas Gregor | 949bf69 | 2009-06-09 22:17:39 +0000 | [diff] [blame] | 779 | DeclarationName Entity); |
John McCall | 2865474 | 2010-06-05 06:41:15 +0000 | [diff] [blame] | 780 | QualType BuildBlockPointerType(QualType T, |
Anders Carlsson | 9a917e4 | 2009-06-12 22:56:54 +0000 | [diff] [blame] | 781 | SourceLocation Loc, DeclarationName Entity); |
John McCall | bf1a028 | 2010-06-04 23:28:52 +0000 | [diff] [blame] | 782 | TypeSourceInfo *GetTypeForDeclarator(Declarator &D, Scope *S, |
| 783 | TagDecl **OwnedDecl = 0); |
Douglas Gregor | 05baacb | 2010-04-12 23:19:01 +0000 | [diff] [blame] | 784 | TypeSourceInfo *GetTypeSourceInfoForDeclarator(Declarator &D, QualType T, |
| 785 | TypeSourceInfo *ReturnTypeInfo); |
John McCall | a93c934 | 2009-12-07 02:54:59 +0000 | [diff] [blame] | 786 | /// \brief Create a LocInfoType to hold the given QualType and TypeSourceInfo. |
| 787 | QualType CreateLocInfoType(QualType T, TypeSourceInfo *TInfo); |
Douglas Gregor | 10bd368 | 2008-11-17 22:58:34 +0000 | [diff] [blame] | 788 | DeclarationName GetNameForDeclarator(Declarator &D); |
John McCall | 129e2df | 2009-11-30 22:42:35 +0000 | [diff] [blame] | 789 | DeclarationName GetNameFromUnqualifiedId(const UnqualifiedId &Name); |
John McCall | a93c934 | 2009-12-07 02:54:59 +0000 | [diff] [blame] | 790 | static QualType GetTypeFromParser(TypeTy *Ty, TypeSourceInfo **TInfo = 0); |
Sebastian Redl | ef65f06 | 2009-05-29 18:02:33 +0000 | [diff] [blame] | 791 | bool CheckSpecifiedExceptionType(QualType T, const SourceRange &Range); |
Sebastian Redl | 6a7330c | 2009-05-29 15:01:05 +0000 | [diff] [blame] | 792 | bool CheckDistantExceptionSpec(QualType T); |
Douglas Gregor | e13ad83 | 2010-02-12 07:32:17 +0000 | [diff] [blame] | 793 | bool CheckEquivalentExceptionSpec(FunctionDecl *Old, FunctionDecl *New); |
Sebastian Redl | 4994d2d | 2009-07-04 11:39:00 +0000 | [diff] [blame] | 794 | bool CheckEquivalentExceptionSpec( |
| 795 | const FunctionProtoType *Old, SourceLocation OldLoc, |
| 796 | const FunctionProtoType *New, SourceLocation NewLoc); |
Sebastian Redl | 37c38ec | 2009-10-14 16:09:29 +0000 | [diff] [blame] | 797 | bool CheckEquivalentExceptionSpec( |
| 798 | const PartialDiagnostic &DiagID, const PartialDiagnostic & NoteID, |
Sebastian Redl | dced226 | 2009-10-11 09:03:14 +0000 | [diff] [blame] | 799 | const FunctionProtoType *Old, SourceLocation OldLoc, |
Douglas Gregor | e13ad83 | 2010-02-12 07:32:17 +0000 | [diff] [blame] | 800 | const FunctionProtoType *New, SourceLocation NewLoc, |
Douglas Gregor | 2eef829 | 2010-03-24 07:14:45 +0000 | [diff] [blame] | 801 | bool *MissingExceptionSpecification = 0, |
Douglas Gregor | e13ad83 | 2010-02-12 07:32:17 +0000 | [diff] [blame] | 802 | bool *MissingEmptyExceptionSpecification = 0); |
Sebastian Redl | 37c38ec | 2009-10-14 16:09:29 +0000 | [diff] [blame] | 803 | bool CheckExceptionSpecSubset( |
| 804 | const PartialDiagnostic &DiagID, const PartialDiagnostic & NoteID, |
Sebastian Redl | 23c7d06 | 2009-07-07 20:29:57 +0000 | [diff] [blame] | 805 | const FunctionProtoType *Superset, SourceLocation SuperLoc, |
| 806 | const FunctionProtoType *Subset, SourceLocation SubLoc); |
Sebastian Redl | 37c38ec | 2009-10-14 16:09:29 +0000 | [diff] [blame] | 807 | bool CheckParamExceptionSpec(const PartialDiagnostic & NoteID, |
Sebastian Redl | dced226 | 2009-10-11 09:03:14 +0000 | [diff] [blame] | 808 | const FunctionProtoType *Target, SourceLocation TargetLoc, |
| 809 | const FunctionProtoType *Source, SourceLocation SourceLoc); |
Douglas Gregor | 10bd368 | 2008-11-17 22:58:34 +0000 | [diff] [blame] | 810 | |
Sebastian Redl | cee63fb | 2008-12-02 14:43:59 +0000 | [diff] [blame] | 811 | virtual TypeResult ActOnTypeName(Scope *S, Declarator &D); |
Sebastian Redl | 37d6de3 | 2008-11-08 13:00:26 +0000 | [diff] [blame] | 812 | |
Anders Carlsson | 91a0cc9 | 2009-08-26 22:33:56 +0000 | [diff] [blame] | 813 | bool RequireCompleteType(SourceLocation Loc, QualType T, |
Anders Carlsson | 8c8d919 | 2009-10-09 23:51:55 +0000 | [diff] [blame] | 814 | const PartialDiagnostic &PD, |
Douglas Gregor | fe6b2d4 | 2010-03-29 23:34:08 +0000 | [diff] [blame] | 815 | std::pair<SourceLocation, PartialDiagnostic> Note); |
| 816 | bool RequireCompleteType(SourceLocation Loc, QualType T, |
| 817 | const PartialDiagnostic &PD); |
| 818 | bool RequireCompleteType(SourceLocation Loc, QualType T, |
| 819 | unsigned DiagID); |
Sean Hunt | 1e3f5ba | 2010-04-28 23:02:27 +0000 | [diff] [blame] | 820 | |
Abramo Bagnara | 465d41b | 2010-05-11 21:36:43 +0000 | [diff] [blame] | 821 | QualType getElaboratedType(ElaboratedTypeKeyword Keyword, |
| 822 | const CXXScopeSpec &SS, QualType T); |
Douglas Gregor | e625893 | 2009-03-19 00:39:20 +0000 | [diff] [blame] | 823 | |
Anders Carlsson | af017e6 | 2009-06-29 22:58:55 +0000 | [diff] [blame] | 824 | QualType BuildTypeofExprType(Expr *E); |
| 825 | QualType BuildDecltypeType(Expr *E); |
Mike Stump | 1eb4433 | 2009-09-09 15:08:12 +0000 | [diff] [blame] | 826 | |
Reid Spencer | 5f016e2 | 2007-07-11 17:01:13 +0000 | [diff] [blame] | 827 | //===--------------------------------------------------------------------===// |
| 828 | // Symbol table / Decl tracking callbacks: SemaDecl.cpp. |
| 829 | // |
Chris Lattner | 21ff9c9 | 2009-03-05 01:25:28 +0000 | [diff] [blame] | 830 | |
| 831 | /// getDeclName - Return a pretty name for the specified decl if possible, or |
Mike Stump | 1eb4433 | 2009-09-09 15:08:12 +0000 | [diff] [blame] | 832 | /// an empty string if not. This is used for pretty crash reporting. |
Chris Lattner | b28317a | 2009-03-28 19:18:32 +0000 | [diff] [blame] | 833 | virtual std::string getDeclName(DeclPtrTy D); |
Mike Stump | 1eb4433 | 2009-09-09 15:08:12 +0000 | [diff] [blame] | 834 | |
Chris Lattner | 682bf92 | 2009-03-29 16:50:03 +0000 | [diff] [blame] | 835 | DeclGroupPtrTy ConvertDeclToDeclGroup(DeclPtrTy Ptr); |
| 836 | |
Fariborz Jahanian | 3fe1041 | 2010-07-22 18:24:20 +0000 | [diff] [blame] | 837 | void DiagnoseUseOfUnimplementedSelectors(); |
| 838 | |
Mike Stump | 1eb4433 | 2009-09-09 15:08:12 +0000 | [diff] [blame] | 839 | virtual TypeTy *getTypeName(IdentifierInfo &II, SourceLocation NameLoc, |
Jeffrey Yasskin | 9ab1454 | 2010-04-08 16:38:48 +0000 | [diff] [blame] | 840 | Scope *S, CXXScopeSpec *SS, |
Douglas Gregor | f6e6fc8 | 2009-11-20 22:03:38 +0000 | [diff] [blame] | 841 | bool isClassName = false, |
| 842 | TypeTy *ObjectType = 0); |
Chris Lattner | 4c97d76 | 2009-04-12 21:49:30 +0000 | [diff] [blame] | 843 | virtual DeclSpec::TST isTagName(IdentifierInfo &II, Scope *S); |
Sean Hunt | 1e3f5ba | 2010-04-28 23:02:27 +0000 | [diff] [blame] | 844 | virtual bool DiagnoseUnknownTypeName(const IdentifierInfo &II, |
Douglas Gregor | a786fdb | 2009-10-13 23:27:22 +0000 | [diff] [blame] | 845 | SourceLocation IILoc, |
| 846 | Scope *S, |
Jeffrey Yasskin | 9ab1454 | 2010-04-08 16:38:48 +0000 | [diff] [blame] | 847 | CXXScopeSpec *SS, |
Douglas Gregor | a786fdb | 2009-10-13 23:27:22 +0000 | [diff] [blame] | 848 | TypeTy *&SuggestedType); |
Sean Hunt | 1e3f5ba | 2010-04-28 23:02:27 +0000 | [diff] [blame] | 849 | |
Chris Lattner | 682bf92 | 2009-03-29 16:50:03 +0000 | [diff] [blame] | 850 | virtual DeclPtrTy ActOnDeclarator(Scope *S, Declarator &D) { |
Douglas Gregor | e542c86 | 2009-06-23 23:11:28 +0000 | [diff] [blame] | 851 | return HandleDeclarator(S, D, MultiTemplateParamsArg(*this), false); |
Douglas Gregor | 584049d | 2008-12-15 23:53:10 +0000 | [diff] [blame] | 852 | } |
Mike Stump | 1eb4433 | 2009-09-09 15:08:12 +0000 | [diff] [blame] | 853 | |
| 854 | DeclPtrTy HandleDeclarator(Scope *S, Declarator &D, |
Douglas Gregor | e542c86 | 2009-06-23 23:11:28 +0000 | [diff] [blame] | 855 | MultiTemplateParamsArg TemplateParameterLists, |
| 856 | bool IsFunctionDefinition); |
John McCall | 6826314 | 2009-11-18 22:49:29 +0000 | [diff] [blame] | 857 | void RegisterLocallyScopedExternCDecl(NamedDecl *ND, |
| 858 | const LookupResult &Previous, |
Douglas Gregor | 6393519 | 2009-03-02 00:19:53 +0000 | [diff] [blame] | 859 | Scope *S); |
Eli Friedman | 85a5319 | 2009-04-07 19:37:57 +0000 | [diff] [blame] | 860 | void DiagnoseFunctionSpecifiers(Declarator& D); |
John McCall | 053f4bd | 2010-03-22 09:20:08 +0000 | [diff] [blame] | 861 | void CheckShadow(Scope *S, VarDecl *D, const LookupResult& R); |
| 862 | void CheckShadow(Scope *S, VarDecl *D); |
Douglas Gregor | 4afa39d | 2009-01-20 01:17:11 +0000 | [diff] [blame] | 863 | NamedDecl* ActOnTypedefDeclarator(Scope* S, Declarator& D, DeclContext* DC, |
John McCall | a93c934 | 2009-12-07 02:54:59 +0000 | [diff] [blame] | 864 | QualType R, TypeSourceInfo *TInfo, |
John McCall | 6826314 | 2009-11-18 22:49:29 +0000 | [diff] [blame] | 865 | LookupResult &Previous, bool &Redeclaration); |
Douglas Gregor | 4afa39d | 2009-01-20 01:17:11 +0000 | [diff] [blame] | 866 | NamedDecl* ActOnVariableDeclarator(Scope* S, Declarator& D, DeclContext* DC, |
John McCall | a93c934 | 2009-12-07 02:54:59 +0000 | [diff] [blame] | 867 | QualType R, TypeSourceInfo *TInfo, |
John McCall | 6826314 | 2009-11-18 22:49:29 +0000 | [diff] [blame] | 868 | LookupResult &Previous, |
Douglas Gregor | dfe3f2d | 2009-07-22 17:18:37 +0000 | [diff] [blame] | 869 | MultiTemplateParamsArg TemplateParamLists, |
Douglas Gregor | cda9c67 | 2009-02-16 17:45:42 +0000 | [diff] [blame] | 870 | bool &Redeclaration); |
John McCall | 6826314 | 2009-11-18 22:49:29 +0000 | [diff] [blame] | 871 | void CheckVariableDeclaration(VarDecl *NewVD, LookupResult &Previous, |
Douglas Gregor | 3d7a12a | 2009-03-25 23:32:15 +0000 | [diff] [blame] | 872 | bool &Redeclaration); |
Douglas Gregor | 4afa39d | 2009-01-20 01:17:11 +0000 | [diff] [blame] | 873 | NamedDecl* ActOnFunctionDeclarator(Scope* S, Declarator& D, DeclContext* DC, |
John McCall | a93c934 | 2009-12-07 02:54:59 +0000 | [diff] [blame] | 874 | QualType R, TypeSourceInfo *TInfo, |
John McCall | 6826314 | 2009-11-18 22:49:29 +0000 | [diff] [blame] | 875 | LookupResult &Previous, |
Douglas Gregor | e542c86 | 2009-06-23 23:11:28 +0000 | [diff] [blame] | 876 | MultiTemplateParamsArg TemplateParamLists, |
Douglas Gregor | 04495c8 | 2009-02-24 01:23:02 +0000 | [diff] [blame] | 877 | bool IsFunctionDefinition, |
Chris Lattner | eaaebc7 | 2009-04-25 08:06:05 +0000 | [diff] [blame] | 878 | bool &Redeclaration); |
Sebastian Redl | a165da0 | 2009-11-18 21:51:29 +0000 | [diff] [blame] | 879 | void AddOverriddenMethods(CXXRecordDecl *DC, CXXMethodDecl *MD); |
John McCall | 9f54ad4 | 2009-12-10 09:41:52 +0000 | [diff] [blame] | 880 | void CheckFunctionDeclaration(Scope *S, |
| 881 | FunctionDecl *NewFD, LookupResult &Previous, |
Douglas Gregor | fd056bc | 2009-10-13 16:30:37 +0000 | [diff] [blame] | 882 | bool IsExplicitSpecialization, |
Mike Stump | 1eb4433 | 2009-09-09 15:08:12 +0000 | [diff] [blame] | 883 | bool &Redeclaration, |
Douglas Gregor | 2dc0e64 | 2009-03-23 23:06:20 +0000 | [diff] [blame] | 884 | bool &OverloadableAttrRequired); |
John McCall | 8c4859a | 2009-07-24 03:03:21 +0000 | [diff] [blame] | 885 | void CheckMain(FunctionDecl *FD); |
Chris Lattner | b28317a | 2009-03-28 19:18:32 +0000 | [diff] [blame] | 886 | virtual DeclPtrTy ActOnParamDeclarator(Scope *S, Declarator &D); |
John McCall | 82dc009 | 2010-06-04 11:21:44 +0000 | [diff] [blame] | 887 | ParmVarDecl *BuildParmVarDeclForTypedef(DeclContext *DC, |
| 888 | SourceLocation Loc, |
| 889 | QualType T); |
Sean Hunt | 1e3f5ba | 2010-04-28 23:02:27 +0000 | [diff] [blame] | 890 | ParmVarDecl *CheckParameter(DeclContext *DC, |
Douglas Gregor | cb27b0f | 2010-04-12 07:48:19 +0000 | [diff] [blame] | 891 | TypeSourceInfo *TSInfo, QualType T, |
| 892 | IdentifierInfo *Name, |
| 893 | SourceLocation NameLoc, |
Douglas Gregor | 16573fa | 2010-04-19 22:54:31 +0000 | [diff] [blame] | 894 | VarDecl::StorageClass StorageClass, |
| 895 | VarDecl::StorageClass StorageClassAsWritten); |
Chris Lattner | b28317a | 2009-03-28 19:18:32 +0000 | [diff] [blame] | 896 | virtual void ActOnParamDefaultArgument(DeclPtrTy param, |
Chris Lattner | 0442108 | 2008-04-08 04:40:51 +0000 | [diff] [blame] | 897 | SourceLocation EqualLoc, |
Sebastian Redl | f53597f | 2009-03-15 17:47:39 +0000 | [diff] [blame] | 898 | ExprArg defarg); |
Mike Stump | 1eb4433 | 2009-09-09 15:08:12 +0000 | [diff] [blame] | 899 | virtual void ActOnParamUnparsedDefaultArgument(DeclPtrTy param, |
Anders Carlsson | 5e300d1 | 2009-06-12 16:51:40 +0000 | [diff] [blame] | 900 | SourceLocation EqualLoc, |
| 901 | SourceLocation ArgLoc); |
Chris Lattner | b28317a | 2009-03-28 19:18:32 +0000 | [diff] [blame] | 902 | virtual void ActOnParamDefaultArgumentError(DeclPtrTy param); |
Anders Carlsson | ed961f9 | 2009-08-25 02:29:20 +0000 | [diff] [blame] | 903 | bool SetParamDefaultArgument(ParmVarDecl *Param, ExprArg DefaultArg, |
| 904 | SourceLocation EqualLoc); |
| 905 | |
Mike Stump | 1eb4433 | 2009-09-09 15:08:12 +0000 | [diff] [blame] | 906 | |
Anders Carlsson | 5e300d1 | 2009-06-12 16:51:40 +0000 | [diff] [blame] | 907 | // Contains the locations of the beginning of unparsed default |
| 908 | // argument locations. |
| 909 | llvm::DenseMap<ParmVarDecl *,SourceLocation> UnparsedDefaultArgLocs; |
| 910 | |
Anders Carlsson | 9abf2ae | 2009-08-16 05:13:48 +0000 | [diff] [blame] | 911 | virtual void AddInitializerToDecl(DeclPtrTy dcl, ExprArg init); |
Chris Lattner | b28317a | 2009-03-28 19:18:32 +0000 | [diff] [blame] | 912 | void AddInitializerToDecl(DeclPtrTy dcl, ExprArg init, bool DirectInit); |
Anders Carlsson | 6a75cd9 | 2009-07-11 00:34:39 +0000 | [diff] [blame] | 913 | void ActOnUninitializedDecl(DeclPtrTy dcl, bool TypeContainsUndeducedAuto); |
John McCall | 7727acf | 2010-03-31 02:13:20 +0000 | [diff] [blame] | 914 | virtual void ActOnInitializerError(DeclPtrTy Dcl); |
Chris Lattner | b28317a | 2009-03-28 19:18:32 +0000 | [diff] [blame] | 915 | virtual void SetDeclDeleted(DeclPtrTy dcl, SourceLocation DelLoc); |
Eli Friedman | c1dc653 | 2009-05-29 01:49:24 +0000 | [diff] [blame] | 916 | virtual DeclGroupPtrTy FinalizeDeclaratorGroup(Scope *S, const DeclSpec &DS, |
| 917 | DeclPtrTy *Group, |
Chris Lattner | 682bf92 | 2009-03-29 16:50:03 +0000 | [diff] [blame] | 918 | unsigned NumDecls); |
Douglas Gregor | a3a8351 | 2009-04-01 23:51:29 +0000 | [diff] [blame] | 919 | virtual void ActOnFinishKNRParamDeclarations(Scope *S, Declarator &D, |
| 920 | SourceLocation LocAfterDecls); |
Chris Lattner | b28317a | 2009-03-28 19:18:32 +0000 | [diff] [blame] | 921 | virtual DeclPtrTy ActOnStartOfFunctionDef(Scope *S, Declarator &D); |
| 922 | virtual DeclPtrTy ActOnStartOfFunctionDef(Scope *S, DeclPtrTy D); |
| 923 | virtual void ActOnStartOfObjCMethodDef(Scope *S, DeclPtrTy D); |
Sebastian Redl | b8a6aca | 2009-01-19 22:31:54 +0000 | [diff] [blame] | 924 | |
Chris Lattner | b28317a | 2009-03-28 19:18:32 +0000 | [diff] [blame] | 925 | virtual DeclPtrTy ActOnFinishFunctionBody(DeclPtrTy Decl, StmtArg Body); |
Douglas Gregor | e2c31ff | 2009-05-15 17:59:04 +0000 | [diff] [blame] | 926 | DeclPtrTy ActOnFinishFunctionBody(DeclPtrTy Decl, StmtArg Body, |
| 927 | bool IsInstantiation); |
Mike Stump | 1eb4433 | 2009-09-09 15:08:12 +0000 | [diff] [blame] | 928 | |
Douglas Gregor | e0762c9 | 2009-06-19 23:52:42 +0000 | [diff] [blame] | 929 | /// \brief Diagnose any unused parameters in the given sequence of |
| 930 | /// ParmVarDecl pointers. |
| 931 | template<typename InputIterator> |
| 932 | void DiagnoseUnusedParameters(InputIterator Param, InputIterator ParamEnd) { |
Sean Hunt | 1e3f5ba | 2010-04-28 23:02:27 +0000 | [diff] [blame] | 933 | if (Diags.getDiagnosticLevel(diag::warn_unused_parameter) == |
Douglas Gregor | fc2ca56 | 2010-04-07 20:29:57 +0000 | [diff] [blame] | 934 | Diagnostic::Ignored) |
| 935 | return; |
Douglas Gregor | c077e45 | 2010-04-19 23:56:20 +0000 | [diff] [blame] | 936 | |
| 937 | // Don't diagnose unused-parameter errors in template instantiations; we |
| 938 | // will already have done so in the template itself. |
| 939 | if (!ActiveTemplateInstantiations.empty()) |
| 940 | return; |
Sean Hunt | 1e3f5ba | 2010-04-28 23:02:27 +0000 | [diff] [blame] | 941 | |
Douglas Gregor | e0762c9 | 2009-06-19 23:52:42 +0000 | [diff] [blame] | 942 | for (; Param != ParamEnd; ++Param) { |
Mike Stump | 1eb4433 | 2009-09-09 15:08:12 +0000 | [diff] [blame] | 943 | if (!(*Param)->isUsed() && (*Param)->getDeclName() && |
Douglas Gregor | c077e45 | 2010-04-19 23:56:20 +0000 | [diff] [blame] | 944 | !(*Param)->template hasAttr<UnusedAttr>()) { |
Douglas Gregor | e0762c9 | 2009-06-19 23:52:42 +0000 | [diff] [blame] | 945 | Diag((*Param)->getLocation(), diag::warn_unused_parameter) |
| 946 | << (*Param)->getDeclName(); |
Douglas Gregor | c077e45 | 2010-04-19 23:56:20 +0000 | [diff] [blame] | 947 | } |
Douglas Gregor | e0762c9 | 2009-06-19 23:52:42 +0000 | [diff] [blame] | 948 | } |
| 949 | } |
Mike Stump | 1eb4433 | 2009-09-09 15:08:12 +0000 | [diff] [blame] | 950 | |
Chris Lattner | 5af280c | 2009-04-19 04:46:21 +0000 | [diff] [blame] | 951 | void DiagnoseInvalidJumps(Stmt *Body); |
Chris Lattner | b28317a | 2009-03-28 19:18:32 +0000 | [diff] [blame] | 952 | virtual DeclPtrTy ActOnFileScopeAsmDecl(SourceLocation Loc, ExprArg expr); |
Anders Carlsson | dfab6cb | 2008-02-08 00:33:21 +0000 | [diff] [blame] | 953 | |
Steve Naroff | b216c88 | 2007-10-09 22:01:59 +0000 | [diff] [blame] | 954 | /// Scope actions. |
| 955 | virtual void ActOnPopScope(SourceLocation Loc, Scope *S); |
| 956 | virtual void ActOnTranslationUnitScope(SourceLocation Loc, Scope *S); |
Reid Spencer | 5f016e2 | 2007-07-11 17:01:13 +0000 | [diff] [blame] | 957 | |
| 958 | /// ParsedFreeStandingDeclSpec - This method is invoked when a declspec with |
| 959 | /// no declarator (e.g. "struct foo;") is parsed. |
John McCall | aec0371 | 2010-05-21 20:45:30 +0000 | [diff] [blame] | 960 | virtual DeclPtrTy ParsedFreeStandingDeclSpec(Scope *S, AccessSpecifier AS, |
| 961 | DeclSpec &DS); |
Mike Stump | 1eb4433 | 2009-09-09 15:08:12 +0000 | [diff] [blame] | 962 | |
Mike Stump | 1eb4433 | 2009-09-09 15:08:12 +0000 | [diff] [blame] | 963 | virtual DeclPtrTy BuildAnonymousStructOrUnion(Scope *S, DeclSpec &DS, |
John McCall | aec0371 | 2010-05-21 20:45:30 +0000 | [diff] [blame] | 964 | AccessSpecifier AS, |
Chris Lattner | b28317a | 2009-03-28 19:18:32 +0000 | [diff] [blame] | 965 | RecordDecl *Record); |
Douglas Gregor | bcbffc4 | 2009-01-07 00:43:41 +0000 | [diff] [blame] | 966 | |
Mike Stump | 1eb4433 | 2009-09-09 15:08:12 +0000 | [diff] [blame] | 967 | bool isAcceptableTagRedeclaration(const TagDecl *Previous, |
Douglas Gregor | 501c5ce | 2009-05-14 16:41:31 +0000 | [diff] [blame] | 968 | TagDecl::TagKind NewTag, |
| 969 | SourceLocation NewTagLoc, |
| 970 | const IdentifierInfo &Name); |
Douglas Gregor | ed4ec8f | 2009-05-03 17:18:57 +0000 | [diff] [blame] | 971 | |
John McCall | 0f434ec | 2009-07-31 02:45:11 +0000 | [diff] [blame] | 972 | virtual DeclPtrTy ActOnTag(Scope *S, unsigned TagSpec, TagUseKind TUK, |
Jeffrey Yasskin | 9ab1454 | 2010-04-08 16:38:48 +0000 | [diff] [blame] | 973 | SourceLocation KWLoc, CXXScopeSpec &SS, |
Chris Lattner | b28317a | 2009-03-28 19:18:32 +0000 | [diff] [blame] | 974 | IdentifierInfo *Name, SourceLocation NameLoc, |
Douglas Gregor | 402abb5 | 2009-05-28 23:31:59 +0000 | [diff] [blame] | 975 | AttributeList *Attr, AccessSpecifier AS, |
Douglas Gregor | 7cdbc58 | 2009-07-22 23:48:44 +0000 | [diff] [blame] | 976 | MultiTemplateParamsArg TemplateParameterLists, |
John McCall | c4e7019 | 2009-09-11 04:59:25 +0000 | [diff] [blame] | 977 | bool &OwnedDecl, bool &IsDependent); |
| 978 | |
| 979 | virtual TypeResult ActOnDependentTag(Scope *S, |
| 980 | unsigned TagSpec, |
| 981 | TagUseKind TUK, |
| 982 | const CXXScopeSpec &SS, |
| 983 | IdentifierInfo *Name, |
| 984 | SourceLocation TagLoc, |
| 985 | SourceLocation NameLoc); |
Mike Stump | 1eb4433 | 2009-09-09 15:08:12 +0000 | [diff] [blame] | 986 | |
Chris Lattner | b28317a | 2009-03-28 19:18:32 +0000 | [diff] [blame] | 987 | virtual void ActOnDefs(Scope *S, DeclPtrTy TagD, SourceLocation DeclStart, |
Chris Lattner | 06f5485 | 2008-08-23 02:00:52 +0000 | [diff] [blame] | 988 | IdentifierInfo *ClassName, |
Chris Lattner | b28317a | 2009-03-28 19:18:32 +0000 | [diff] [blame] | 989 | llvm::SmallVectorImpl<DeclPtrTy> &Decls); |
| 990 | virtual DeclPtrTy ActOnField(Scope *S, DeclPtrTy TagD, |
| 991 | SourceLocation DeclStart, |
| 992 | Declarator &D, ExprTy *BitfieldWidth); |
Chris Lattner | 2479366 | 2009-03-05 22:45:59 +0000 | [diff] [blame] | 993 | |
| 994 | FieldDecl *HandleField(Scope *S, RecordDecl *TagD, SourceLocation DeclStart, |
Douglas Gregor | 4dd55f5 | 2009-03-11 20:50:30 +0000 | [diff] [blame] | 995 | Declarator &D, Expr *BitfieldWidth, |
| 996 | AccessSpecifier AS); |
Chris Lattner | 2479366 | 2009-03-05 22:45:59 +0000 | [diff] [blame] | 997 | |
Argyrios Kyrtzidis | a1d5662 | 2009-08-19 01:27:57 +0000 | [diff] [blame] | 998 | FieldDecl *CheckFieldDecl(DeclarationName Name, QualType T, |
John McCall | a93c934 | 2009-12-07 02:54:59 +0000 | [diff] [blame] | 999 | TypeSourceInfo *TInfo, |
Douglas Gregor | 3cf538d | 2009-03-11 18:59:21 +0000 | [diff] [blame] | 1000 | RecordDecl *Record, SourceLocation Loc, |
| 1001 | bool Mutable, Expr *BitfieldWidth, |
Steve Naroff | ea218b8 | 2009-07-14 14:58:18 +0000 | [diff] [blame] | 1002 | SourceLocation TSSL, |
Douglas Gregor | 4dd55f5 | 2009-03-11 20:50:30 +0000 | [diff] [blame] | 1003 | AccessSpecifier AS, NamedDecl *PrevDecl, |
Douglas Gregor | 3cf538d | 2009-03-11 18:59:21 +0000 | [diff] [blame] | 1004 | Declarator *D = 0); |
Douglas Gregor | 1f2023a | 2009-07-22 18:25:24 +0000 | [diff] [blame] | 1005 | |
| 1006 | enum CXXSpecialMember { |
Anders Carlsson | 3b8c53b | 2010-04-22 05:40:53 +0000 | [diff] [blame] | 1007 | CXXInvalid = -1, |
| 1008 | CXXConstructor = 0, |
Douglas Gregor | 1f2023a | 2009-07-22 18:25:24 +0000 | [diff] [blame] | 1009 | CXXCopyConstructor = 1, |
| 1010 | CXXCopyAssignment = 2, |
| 1011 | CXXDestructor = 3 |
| 1012 | }; |
| 1013 | void DiagnoseNontrivial(const RecordType* Record, CXXSpecialMember mem); |
Anders Carlsson | 3b8c53b | 2010-04-22 05:40:53 +0000 | [diff] [blame] | 1014 | CXXSpecialMember getSpecialMember(const CXXMethodDecl *MD); |
Mike Stump | 1eb4433 | 2009-09-09 15:08:12 +0000 | [diff] [blame] | 1015 | |
Chris Lattner | b28317a | 2009-03-28 19:18:32 +0000 | [diff] [blame] | 1016 | virtual DeclPtrTy ActOnIvar(Scope *S, SourceLocation DeclStart, |
Fariborz Jahanian | 496b5a8 | 2009-06-05 18:16:35 +0000 | [diff] [blame] | 1017 | DeclPtrTy IntfDecl, |
Chris Lattner | b28317a | 2009-03-28 19:18:32 +0000 | [diff] [blame] | 1018 | Declarator &D, ExprTy *BitfieldWidth, |
| 1019 | tok::ObjCKeywordKind visibility); |
Fariborz Jahanian | 1d78cc4 | 2008-04-10 23:32:45 +0000 | [diff] [blame] | 1020 | |
Steve Naroff | f13271f | 2007-09-14 23:09:53 +0000 | [diff] [blame] | 1021 | // This is used for both record definitions and ObjC interface declarations. |
Fariborz Jahanian | 9d048ff | 2007-09-29 00:54:24 +0000 | [diff] [blame] | 1022 | virtual void ActOnFields(Scope* S, |
Chris Lattner | b28317a | 2009-03-28 19:18:32 +0000 | [diff] [blame] | 1023 | SourceLocation RecLoc, DeclPtrTy TagDecl, |
| 1024 | DeclPtrTy *Fields, unsigned NumFields, |
Daniel Dunbar | 1bfe1c2 | 2008-10-03 02:03:53 +0000 | [diff] [blame] | 1025 | SourceLocation LBrac, SourceLocation RBrac, |
| 1026 | AttributeList *AttrList); |
Douglas Gregor | 72de667 | 2009-01-08 20:45:30 +0000 | [diff] [blame] | 1027 | |
| 1028 | /// ActOnTagStartDefinition - Invoked when we have entered the |
| 1029 | /// scope of a tag's definition (e.g., for an enumeration, class, |
| 1030 | /// struct, or union). |
Chris Lattner | b28317a | 2009-03-28 19:18:32 +0000 | [diff] [blame] | 1031 | virtual void ActOnTagStartDefinition(Scope *S, DeclPtrTy TagDecl); |
Douglas Gregor | 72de667 | 2009-01-08 20:45:30 +0000 | [diff] [blame] | 1032 | |
John McCall | f936815 | 2009-12-20 07:58:13 +0000 | [diff] [blame] | 1033 | /// ActOnStartCXXMemberDeclarations - Invoked when we have parsed a |
| 1034 | /// C++ record definition's base-specifiers clause and are starting its |
| 1035 | /// member declarations. |
| 1036 | virtual void ActOnStartCXXMemberDeclarations(Scope *S, DeclPtrTy TagDecl, |
| 1037 | SourceLocation LBraceLoc); |
| 1038 | |
Douglas Gregor | 72de667 | 2009-01-08 20:45:30 +0000 | [diff] [blame] | 1039 | /// ActOnTagFinishDefinition - Invoked once we have finished parsing |
| 1040 | /// the definition of a tag (enumeration, class, struct, or union). |
Argyrios Kyrtzidis | 07a5b28 | 2009-07-14 03:17:52 +0000 | [diff] [blame] | 1041 | virtual void ActOnTagFinishDefinition(Scope *S, DeclPtrTy TagDecl, |
| 1042 | SourceLocation RBraceLoc); |
Douglas Gregor | 72de667 | 2009-01-08 20:45:30 +0000 | [diff] [blame] | 1043 | |
John McCall | db7bb4a | 2010-03-17 00:38:33 +0000 | [diff] [blame] | 1044 | /// ActOnTagDefinitionError - Invoked when there was an unrecoverable |
| 1045 | /// error parsing the definition of a tag. |
| 1046 | virtual void ActOnTagDefinitionError(Scope *S, DeclPtrTy TagDecl); |
| 1047 | |
Douglas Gregor | 879fd49 | 2009-03-17 19:05:46 +0000 | [diff] [blame] | 1048 | EnumConstantDecl *CheckEnumConstant(EnumDecl *Enum, |
| 1049 | EnumConstantDecl *LastEnumConst, |
| 1050 | SourceLocation IdLoc, |
| 1051 | IdentifierInfo *Id, |
| 1052 | ExprArg val); |
| 1053 | |
Chris Lattner | b28317a | 2009-03-28 19:18:32 +0000 | [diff] [blame] | 1054 | virtual DeclPtrTy ActOnEnumConstant(Scope *S, DeclPtrTy EnumDecl, |
| 1055 | DeclPtrTy LastEnumConstant, |
| 1056 | SourceLocation IdLoc, IdentifierInfo *Id, |
| 1057 | SourceLocation EqualLoc, ExprTy *Val); |
Mike Stump | c6e35aa | 2009-05-16 07:06:02 +0000 | [diff] [blame] | 1058 | virtual void ActOnEnumBody(SourceLocation EnumLoc, SourceLocation LBraceLoc, |
| 1059 | SourceLocation RBraceLoc, DeclPtrTy EnumDecl, |
Edward O'Callaghan | fee1381 | 2009-08-08 14:36:57 +0000 | [diff] [blame] | 1060 | DeclPtrTy *Elements, unsigned NumElements, |
| 1061 | Scope *S, AttributeList *Attr); |
Sebastian Redl | 37d6de3 | 2008-11-08 13:00:26 +0000 | [diff] [blame] | 1062 | |
Argyrios Kyrtzidis | ef6e647 | 2008-11-08 17:17:31 +0000 | [diff] [blame] | 1063 | DeclContext *getContainingDC(DeclContext *DC); |
Argyrios Kyrtzidis | 0795232 | 2008-07-01 10:37:29 +0000 | [diff] [blame] | 1064 | |
Chris Lattner | 0ed844b | 2008-04-04 06:12:32 +0000 | [diff] [blame] | 1065 | /// Set the current declaration context until it gets popped. |
Douglas Gregor | 44b4321 | 2008-12-11 16:49:14 +0000 | [diff] [blame] | 1066 | void PushDeclContext(Scope *S, DeclContext *DC); |
Chris Lattner | b048c98 | 2008-04-06 04:47:34 +0000 | [diff] [blame] | 1067 | void PopDeclContext(); |
Mike Stump | 1eb4433 | 2009-09-09 15:08:12 +0000 | [diff] [blame] | 1068 | |
Argyrios Kyrtzidis | 1d17553 | 2009-06-17 23:15:40 +0000 | [diff] [blame] | 1069 | /// EnterDeclaratorContext - Used when we must lookup names in the context |
| 1070 | /// of a declarator's nested name specifier. |
| 1071 | void EnterDeclaratorContext(Scope *S, DeclContext *DC); |
| 1072 | void ExitDeclaratorContext(Scope *S); |
Mike Stump | 1eb4433 | 2009-09-09 15:08:12 +0000 | [diff] [blame] | 1073 | |
Anders Carlsson | 8517d9b | 2009-08-08 17:45:02 +0000 | [diff] [blame] | 1074 | DeclContext *getFunctionLevelDeclContext(); |
Mike Stump | 1eb4433 | 2009-09-09 15:08:12 +0000 | [diff] [blame] | 1075 | |
Chris Lattner | 371f258 | 2008-12-04 23:50:19 +0000 | [diff] [blame] | 1076 | /// getCurFunctionDecl - If inside of a function body, this returns a pointer |
| 1077 | /// to the function decl for the function being parsed. If we're currently |
| 1078 | /// in a 'block', this returns the containing context. |
| 1079 | FunctionDecl *getCurFunctionDecl(); |
Mike Stump | 1eb4433 | 2009-09-09 15:08:12 +0000 | [diff] [blame] | 1080 | |
Chris Lattner | 371f258 | 2008-12-04 23:50:19 +0000 | [diff] [blame] | 1081 | /// getCurMethodDecl - If inside of a method body, this returns a pointer to |
| 1082 | /// the method decl for the method being parsed. If we're currently |
| 1083 | /// in a 'block', this returns the containing context. |
Daniel Dunbar | c4a1dea | 2008-08-11 05:35:13 +0000 | [diff] [blame] | 1084 | ObjCMethodDecl *getCurMethodDecl(); |
Chris Lattner | 0ed844b | 2008-04-04 06:12:32 +0000 | [diff] [blame] | 1085 | |
Chris Lattner | 371f258 | 2008-12-04 23:50:19 +0000 | [diff] [blame] | 1086 | /// getCurFunctionOrMethodDecl - Return the Decl for the current ObjC method |
| 1087 | /// or C function we're in, otherwise return null. If we're currently |
| 1088 | /// in a 'block', this returns the containing context. |
| 1089 | NamedDecl *getCurFunctionOrMethodDecl(); |
| 1090 | |
Argyrios Kyrtzidis | 87f3ff0 | 2008-04-12 00:47:19 +0000 | [diff] [blame] | 1091 | /// Add this decl to the scope shadowed decl chains. |
John McCall | ab88d97 | 2009-08-31 22:39:49 +0000 | [diff] [blame] | 1092 | void PushOnScopeChains(NamedDecl *D, Scope *S, bool AddToContext = true); |
Argyrios Kyrtzidis | 87f3ff0 | 2008-04-12 00:47:19 +0000 | [diff] [blame] | 1093 | |
Argyrios Kyrtzidis | 15a12d0 | 2008-09-09 21:18:04 +0000 | [diff] [blame] | 1094 | /// isDeclInScope - If 'Ctx' is a function/method, isDeclInScope returns true |
| 1095 | /// if 'D' is in Scope 'S', otherwise 'S' is ignored and isDeclInScope returns |
| 1096 | /// true if 'D' belongs to the given declaration context. |
Douglas Gregor | 2531c2d | 2009-09-28 00:47:05 +0000 | [diff] [blame] | 1097 | bool isDeclInScope(NamedDecl *&D, DeclContext *Ctx, Scope *S = 0); |
Argyrios Kyrtzidis | 15a12d0 | 2008-09-09 21:18:04 +0000 | [diff] [blame] | 1098 | |
John McCall | ab88d97 | 2009-08-31 22:39:49 +0000 | [diff] [blame] | 1099 | /// Finds the scope corresponding to the given decl context, if it |
| 1100 | /// happens to be an enclosing scope. Otherwise return NULL. |
| 1101 | Scope *getScopeForDeclContext(Scope *S, DeclContext *DC) { |
John McCall | 1a26c27 | 2009-09-02 01:07:03 +0000 | [diff] [blame] | 1102 | DeclContext *TargetDC = DC->getPrimaryContext(); |
John McCall | ab88d97 | 2009-08-31 22:39:49 +0000 | [diff] [blame] | 1103 | do { |
John McCall | 1a26c27 | 2009-09-02 01:07:03 +0000 | [diff] [blame] | 1104 | if (DeclContext *ScopeDC = (DeclContext*) S->getEntity()) |
| 1105 | if (ScopeDC->getPrimaryContext() == TargetDC) |
| 1106 | return S; |
John McCall | ab88d97 | 2009-08-31 22:39:49 +0000 | [diff] [blame] | 1107 | } while ((S = S->getParent())); |
| 1108 | |
| 1109 | return NULL; |
| 1110 | } |
| 1111 | |
Chris Lattner | f1d705c | 2008-02-21 01:07:18 +0000 | [diff] [blame] | 1112 | /// Subroutines of ActOnDeclarator(). |
John McCall | ba6a9bd | 2009-10-24 08:00:42 +0000 | [diff] [blame] | 1113 | TypedefDecl *ParseTypedefDecl(Scope *S, Declarator &D, QualType T, |
John McCall | a93c934 | 2009-12-07 02:54:59 +0000 | [diff] [blame] | 1114 | TypeSourceInfo *TInfo); |
John McCall | 6826314 | 2009-11-18 22:49:29 +0000 | [diff] [blame] | 1115 | void MergeTypeDefDecl(TypedefDecl *New, LookupResult &OldDecls); |
Douglas Gregor | cda9c67 | 2009-02-16 17:45:42 +0000 | [diff] [blame] | 1116 | bool MergeFunctionDecl(FunctionDecl *New, Decl *Old); |
Douglas Gregor | 04495c8 | 2009-02-24 01:23:02 +0000 | [diff] [blame] | 1117 | bool MergeCompatibleFunctionDecls(FunctionDecl *New, FunctionDecl *Old); |
John McCall | 6826314 | 2009-11-18 22:49:29 +0000 | [diff] [blame] | 1118 | void MergeVarDecl(VarDecl *New, LookupResult &OldDecls); |
Douglas Gregor | cda9c67 | 2009-02-16 17:45:42 +0000 | [diff] [blame] | 1119 | bool MergeCXXFunctionDecl(FunctionDecl *New, FunctionDecl *Old); |
Douglas Gregor | 8e9bebd | 2008-10-21 16:13:35 +0000 | [diff] [blame] | 1120 | |
Douglas Gregor | 6864748 | 2009-12-16 03:45:30 +0000 | [diff] [blame] | 1121 | // AssignmentAction - This is used by all the assignment diagnostic functions |
| 1122 | // to represent what is actually causing the operation |
| 1123 | enum AssignmentAction { |
| 1124 | AA_Assigning, |
| 1125 | AA_Passing, |
| 1126 | AA_Returning, |
| 1127 | AA_Converting, |
| 1128 | AA_Initializing, |
| 1129 | AA_Sending, |
| 1130 | AA_Casting |
| 1131 | }; |
Sean Hunt | 1e3f5ba | 2010-04-28 23:02:27 +0000 | [diff] [blame] | 1132 | |
Douglas Gregor | 8e9bebd | 2008-10-21 16:13:35 +0000 | [diff] [blame] | 1133 | /// C++ Overloading. |
John McCall | 871b2e7 | 2009-12-09 03:35:25 +0000 | [diff] [blame] | 1134 | enum OverloadKind { |
| 1135 | /// This is a legitimate overload: the existing declarations are |
| 1136 | /// functions or function templates with different signatures. |
| 1137 | Ovl_Overload, |
| 1138 | |
| 1139 | /// This is not an overload because the signature exactly matches |
| 1140 | /// an existing declaration. |
| 1141 | Ovl_Match, |
| 1142 | |
| 1143 | /// This is not an overload because the lookup results contain a |
| 1144 | /// non-function. |
| 1145 | Ovl_NonFunction |
| 1146 | }; |
John McCall | ad00b77 | 2010-06-16 08:42:20 +0000 | [diff] [blame] | 1147 | OverloadKind CheckOverload(Scope *S, |
| 1148 | FunctionDecl *New, |
John McCall | 9f54ad4 | 2009-12-10 09:41:52 +0000 | [diff] [blame] | 1149 | const LookupResult &OldDecls, |
John McCall | ad00b77 | 2010-06-16 08:42:20 +0000 | [diff] [blame] | 1150 | NamedDecl *&OldDecl, |
| 1151 | bool IsForUsingDecl); |
| 1152 | bool IsOverload(FunctionDecl *New, FunctionDecl *Old, bool IsForUsingDecl); |
John McCall | 6826314 | 2009-11-18 22:49:29 +0000 | [diff] [blame] | 1153 | |
John McCall | 369371c | 2010-06-04 02:29:22 +0000 | [diff] [blame] | 1154 | bool TryImplicitConversion(InitializationSequence &Sequence, |
| 1155 | const InitializedEntity &Entity, |
| 1156 | Expr *From, |
| 1157 | bool SuppressUserConversions, |
| 1158 | bool AllowExplicit, |
| 1159 | bool InOverloadResolution); |
| 1160 | |
Mike Stump | 1eb4433 | 2009-09-09 15:08:12 +0000 | [diff] [blame] | 1161 | ImplicitConversionSequence |
Anders Carlsson | 2974b5c | 2009-08-27 17:14:02 +0000 | [diff] [blame] | 1162 | TryImplicitConversion(Expr* From, QualType ToType, |
Anders Carlsson | da7a18b | 2009-08-27 17:24:15 +0000 | [diff] [blame] | 1163 | bool SuppressUserConversions, |
| 1164 | bool AllowExplicit, |
Douglas Gregor | 3fbaf3e | 2010-04-17 22:01:05 +0000 | [diff] [blame] | 1165 | bool InOverloadResolution); |
Anders Carlsson | 0897292 | 2009-08-28 15:33:32 +0000 | [diff] [blame] | 1166 | bool IsStandardConversion(Expr *From, QualType ToType, |
| 1167 | bool InOverloadResolution, |
Douglas Gregor | 60d62c2 | 2008-10-31 16:23:19 +0000 | [diff] [blame] | 1168 | StandardConversionSequence& SCS); |
Douglas Gregor | 8e9bebd | 2008-10-21 16:13:35 +0000 | [diff] [blame] | 1169 | bool IsIntegralPromotion(Expr *From, QualType FromType, QualType ToType); |
| 1170 | bool IsFloatingPointPromotion(QualType FromType, QualType ToType); |
Douglas Gregor | 5cdf821 | 2009-02-12 00:15:05 +0000 | [diff] [blame] | 1171 | bool IsComplexPromotion(QualType FromType, QualType ToType); |
Douglas Gregor | 8e9bebd | 2008-10-21 16:13:35 +0000 | [diff] [blame] | 1172 | bool IsPointerConversion(Expr *From, QualType FromType, QualType ToType, |
Anders Carlsson | 0897292 | 2009-08-28 15:33:32 +0000 | [diff] [blame] | 1173 | bool InOverloadResolution, |
Douglas Gregor | 45920e8 | 2008-12-19 17:40:08 +0000 | [diff] [blame] | 1174 | QualType& ConvertedType, bool &IncompatibleObjC); |
Douglas Gregor | c788751 | 2008-12-19 19:13:09 +0000 | [diff] [blame] | 1175 | bool isObjCPointerConversion(QualType FromType, QualType ToType, |
| 1176 | QualType& ConvertedType, bool &IncompatibleObjC); |
Fariborz Jahanian | d8d3441 | 2010-05-03 21:06:18 +0000 | [diff] [blame] | 1177 | bool FunctionArgTypesAreEqual (FunctionProtoType* OldType, |
| 1178 | FunctionProtoType* NewType); |
| 1179 | |
Sebastian Redl | a82e4ae | 2009-11-14 21:15:49 +0000 | [diff] [blame] | 1180 | bool CheckPointerConversion(Expr *From, QualType ToType, |
| 1181 | CastExpr::CastKind &Kind, |
John McCall | f871d0c | 2010-08-07 06:22:56 +0000 | [diff] [blame] | 1182 | CXXCastPath& BasePath, |
Sebastian Redl | a82e4ae | 2009-11-14 21:15:49 +0000 | [diff] [blame] | 1183 | bool IgnoreBaseAccess); |
Sebastian Redl | 4433aaf | 2009-01-25 19:43:20 +0000 | [diff] [blame] | 1184 | bool IsMemberPointerConversion(Expr *From, QualType FromType, QualType ToType, |
Douglas Gregor | ce94049 | 2009-09-25 04:25:58 +0000 | [diff] [blame] | 1185 | bool InOverloadResolution, |
Sebastian Redl | 4433aaf | 2009-01-25 19:43:20 +0000 | [diff] [blame] | 1186 | QualType &ConvertedType); |
Anders Carlsson | 27a5b9b | 2009-08-22 23:33:40 +0000 | [diff] [blame] | 1187 | bool CheckMemberPointerConversion(Expr *From, QualType ToType, |
Sebastian Redl | a82e4ae | 2009-11-14 21:15:49 +0000 | [diff] [blame] | 1188 | CastExpr::CastKind &Kind, |
John McCall | f871d0c | 2010-08-07 06:22:56 +0000 | [diff] [blame] | 1189 | CXXCastPath &BasePath, |
Sebastian Redl | a82e4ae | 2009-11-14 21:15:49 +0000 | [diff] [blame] | 1190 | bool IgnoreBaseAccess); |
Douglas Gregor | 98cd599 | 2008-10-21 23:43:52 +0000 | [diff] [blame] | 1191 | bool IsQualificationConversion(QualType FromType, QualType ToType); |
Fariborz Jahanian | 34acd3e | 2009-09-15 19:12:21 +0000 | [diff] [blame] | 1192 | OverloadingResult IsUserDefinedConversion(Expr *From, QualType ToType, |
Douglas Gregor | 09f41cf | 2009-01-14 15:45:31 +0000 | [diff] [blame] | 1193 | UserDefinedConversionSequence& User, |
Fariborz Jahanian | 78cf9a2 | 2009-09-15 00:10:11 +0000 | [diff] [blame] | 1194 | OverloadCandidateSet& Conversions, |
Douglas Gregor | 3fbaf3e | 2010-04-17 22:01:05 +0000 | [diff] [blame] | 1195 | bool AllowExplicit); |
Fariborz Jahanian | cc5306a | 2009-11-18 18:26:29 +0000 | [diff] [blame] | 1196 | bool DiagnoseMultipleUserDefinedConversion(Expr *From, QualType ToType); |
Sean Hunt | 1e3f5ba | 2010-04-28 23:02:27 +0000 | [diff] [blame] | 1197 | |
Douglas Gregor | 8e9bebd | 2008-10-21 16:13:35 +0000 | [diff] [blame] | 1198 | |
Mike Stump | 1eb4433 | 2009-09-09 15:08:12 +0000 | [diff] [blame] | 1199 | ImplicitConversionSequence::CompareKind |
Douglas Gregor | 8e9bebd | 2008-10-21 16:13:35 +0000 | [diff] [blame] | 1200 | CompareImplicitConversionSequences(const ImplicitConversionSequence& ICS1, |
| 1201 | const ImplicitConversionSequence& ICS2); |
| 1202 | |
Mike Stump | 1eb4433 | 2009-09-09 15:08:12 +0000 | [diff] [blame] | 1203 | ImplicitConversionSequence::CompareKind |
Douglas Gregor | 8e9bebd | 2008-10-21 16:13:35 +0000 | [diff] [blame] | 1204 | CompareStandardConversionSequences(const StandardConversionSequence& SCS1, |
| 1205 | const StandardConversionSequence& SCS2); |
| 1206 | |
Mike Stump | 1eb4433 | 2009-09-09 15:08:12 +0000 | [diff] [blame] | 1207 | ImplicitConversionSequence::CompareKind |
Douglas Gregor | 5737326 | 2008-10-22 14:17:15 +0000 | [diff] [blame] | 1208 | CompareQualificationConversions(const StandardConversionSequence& SCS1, |
| 1209 | const StandardConversionSequence& SCS2); |
| 1210 | |
Douglas Gregor | bc0805a | 2008-10-23 00:40:37 +0000 | [diff] [blame] | 1211 | ImplicitConversionSequence::CompareKind |
| 1212 | CompareDerivedToBaseConversions(const StandardConversionSequence& SCS1, |
| 1213 | const StandardConversionSequence& SCS2); |
| 1214 | |
Douglas Gregor | 18ef5e2 | 2009-12-18 05:02:21 +0000 | [diff] [blame] | 1215 | OwningExprResult PerformCopyInitialization(const InitializedEntity &Entity, |
| 1216 | SourceLocation EqualLoc, |
| 1217 | OwningExprResult Init); |
Douglas Gregor | 96176b3 | 2008-11-18 23:14:02 +0000 | [diff] [blame] | 1218 | ImplicitConversionSequence |
John McCall | 701c89e | 2009-12-03 04:06:58 +0000 | [diff] [blame] | 1219 | TryObjectArgumentInitialization(QualType FromType, CXXMethodDecl *Method, |
| 1220 | CXXRecordDecl *ActingContext); |
Sean Hunt | 1e3f5ba | 2010-04-28 23:02:27 +0000 | [diff] [blame] | 1221 | bool PerformObjectArgumentInitialization(Expr *&From, |
Douglas Gregor | 5fccd36 | 2010-03-03 23:55:11 +0000 | [diff] [blame] | 1222 | NestedNameSpecifier *Qualifier, |
John McCall | 6bb8017 | 2010-03-30 21:47:33 +0000 | [diff] [blame] | 1223 | NamedDecl *FoundDecl, |
Douglas Gregor | 5fccd36 | 2010-03-03 23:55:11 +0000 | [diff] [blame] | 1224 | CXXMethodDecl *Method); |
Douglas Gregor | 96176b3 | 2008-11-18 23:14:02 +0000 | [diff] [blame] | 1225 | |
Douglas Gregor | 09f41cf | 2009-01-14 15:45:31 +0000 | [diff] [blame] | 1226 | ImplicitConversionSequence TryContextuallyConvertToBool(Expr *From); |
| 1227 | bool PerformContextuallyConvertToBool(Expr *&From); |
Mike Stump | 1eb4433 | 2009-09-09 15:08:12 +0000 | [diff] [blame] | 1228 | |
Fariborz Jahanian | 79d3f04 | 2010-05-12 23:29:11 +0000 | [diff] [blame] | 1229 | ImplicitConversionSequence TryContextuallyConvertToObjCId(Expr *From); |
| 1230 | bool PerformContextuallyConvertToObjCId(Expr *&From); |
| 1231 | |
Douglas Gregor | c30614b | 2010-06-29 23:17:37 +0000 | [diff] [blame] | 1232 | OwningExprResult |
| 1233 | ConvertToIntegralOrEnumerationType(SourceLocation Loc, ExprArg FromE, |
| 1234 | const PartialDiagnostic &NotIntDiag, |
| 1235 | const PartialDiagnostic &IncompleteDiag, |
| 1236 | const PartialDiagnostic &ExplicitConvDiag, |
| 1237 | const PartialDiagnostic &ExplicitConvNote, |
| 1238 | const PartialDiagnostic &AmbigDiag, |
Douglas Gregor | 6bc574d | 2010-06-30 00:20:43 +0000 | [diff] [blame] | 1239 | const PartialDiagnostic &AmbigNote, |
| 1240 | const PartialDiagnostic &ConvDiag); |
Douglas Gregor | c30614b | 2010-06-29 23:17:37 +0000 | [diff] [blame] | 1241 | |
Sean Hunt | 1e3f5ba | 2010-04-28 23:02:27 +0000 | [diff] [blame] | 1242 | bool PerformObjectMemberConversion(Expr *&From, |
Douglas Gregor | 5fccd36 | 2010-03-03 23:55:11 +0000 | [diff] [blame] | 1243 | NestedNameSpecifier *Qualifier, |
John McCall | 6bb8017 | 2010-03-30 21:47:33 +0000 | [diff] [blame] | 1244 | NamedDecl *FoundDecl, |
Douglas Gregor | 5fccd36 | 2010-03-03 23:55:11 +0000 | [diff] [blame] | 1245 | NamedDecl *Member); |
Douglas Gregor | 09f41cf | 2009-01-14 15:45:31 +0000 | [diff] [blame] | 1246 | |
John McCall | 6ff0785 | 2009-08-07 22:18:02 +0000 | [diff] [blame] | 1247 | // Members have to be NamespaceDecl* or TranslationUnitDecl*. |
| 1248 | // TODO: make this is a typesafe union. |
| 1249 | typedef llvm::SmallPtrSet<DeclContext *, 16> AssociatedNamespaceSet; |
Douglas Gregor | 063daf6 | 2009-03-13 18:40:31 +0000 | [diff] [blame] | 1250 | typedef llvm::SmallPtrSet<CXXRecordDecl *, 16> AssociatedClassSet; |
| 1251 | |
John McCall | 6e26689 | 2010-01-26 03:27:55 +0000 | [diff] [blame] | 1252 | void AddOverloadCandidate(NamedDecl *Function, |
John McCall | 9aa472c | 2010-03-19 07:35:19 +0000 | [diff] [blame] | 1253 | DeclAccessPair FoundDecl, |
John McCall | 6e26689 | 2010-01-26 03:27:55 +0000 | [diff] [blame] | 1254 | Expr **Args, unsigned NumArgs, |
| 1255 | OverloadCandidateSet &CandidateSet); |
| 1256 | |
Mike Stump | 1eb4433 | 2009-09-09 15:08:12 +0000 | [diff] [blame] | 1257 | void AddOverloadCandidate(FunctionDecl *Function, |
John McCall | 9aa472c | 2010-03-19 07:35:19 +0000 | [diff] [blame] | 1258 | DeclAccessPair FoundDecl, |
Douglas Gregor | 8e9bebd | 2008-10-21 16:13:35 +0000 | [diff] [blame] | 1259 | Expr **Args, unsigned NumArgs, |
Douglas Gregor | 225c41e | 2008-11-03 19:09:14 +0000 | [diff] [blame] | 1260 | OverloadCandidateSet& CandidateSet, |
Sebastian Redl | e2b6833 | 2009-04-12 17:16:29 +0000 | [diff] [blame] | 1261 | bool SuppressUserConversions = false, |
Douglas Gregor | 9c6a0e9 | 2009-09-22 15:41:20 +0000 | [diff] [blame] | 1262 | bool PartialOverloading = false); |
John McCall | 6e26689 | 2010-01-26 03:27:55 +0000 | [diff] [blame] | 1263 | void AddFunctionCandidates(const UnresolvedSetImpl &Functions, |
Douglas Gregor | 063daf6 | 2009-03-13 18:40:31 +0000 | [diff] [blame] | 1264 | Expr **Args, unsigned NumArgs, |
| 1265 | OverloadCandidateSet& CandidateSet, |
| 1266 | bool SuppressUserConversions = false); |
John McCall | 9aa472c | 2010-03-19 07:35:19 +0000 | [diff] [blame] | 1267 | void AddMethodCandidate(DeclAccessPair FoundDecl, |
John McCall | 86820f5 | 2010-01-26 01:37:31 +0000 | [diff] [blame] | 1268 | QualType ObjectType, |
| 1269 | Expr **Args, unsigned NumArgs, |
John McCall | 314be4e | 2009-11-17 07:50:12 +0000 | [diff] [blame] | 1270 | OverloadCandidateSet& CandidateSet, |
Douglas Gregor | 7ec7752 | 2010-04-16 17:33:27 +0000 | [diff] [blame] | 1271 | bool SuppressUserConversion = false); |
John McCall | 9aa472c | 2010-03-19 07:35:19 +0000 | [diff] [blame] | 1272 | void AddMethodCandidate(CXXMethodDecl *Method, |
| 1273 | DeclAccessPair FoundDecl, |
John McCall | 86820f5 | 2010-01-26 01:37:31 +0000 | [diff] [blame] | 1274 | CXXRecordDecl *ActingContext, QualType ObjectType, |
| 1275 | Expr **Args, unsigned NumArgs, |
Douglas Gregor | 96176b3 | 2008-11-18 23:14:02 +0000 | [diff] [blame] | 1276 | OverloadCandidateSet& CandidateSet, |
Douglas Gregor | 7ec7752 | 2010-04-16 17:33:27 +0000 | [diff] [blame] | 1277 | bool SuppressUserConversions = false); |
Douglas Gregor | 6b90686 | 2009-08-21 00:16:32 +0000 | [diff] [blame] | 1278 | void AddMethodTemplateCandidate(FunctionTemplateDecl *MethodTmpl, |
John McCall | 9aa472c | 2010-03-19 07:35:19 +0000 | [diff] [blame] | 1279 | DeclAccessPair FoundDecl, |
John McCall | 701c89e | 2009-12-03 04:06:58 +0000 | [diff] [blame] | 1280 | CXXRecordDecl *ActingContext, |
John McCall | d5532b6 | 2009-11-23 01:53:49 +0000 | [diff] [blame] | 1281 | const TemplateArgumentListInfo *ExplicitTemplateArgs, |
John McCall | 701c89e | 2009-12-03 04:06:58 +0000 | [diff] [blame] | 1282 | QualType ObjectType, |
| 1283 | Expr **Args, unsigned NumArgs, |
Douglas Gregor | 6b90686 | 2009-08-21 00:16:32 +0000 | [diff] [blame] | 1284 | OverloadCandidateSet& CandidateSet, |
Douglas Gregor | 7ec7752 | 2010-04-16 17:33:27 +0000 | [diff] [blame] | 1285 | bool SuppressUserConversions = false); |
Douglas Gregor | e53060f | 2009-06-25 22:08:12 +0000 | [diff] [blame] | 1286 | void AddTemplateOverloadCandidate(FunctionTemplateDecl *FunctionTemplate, |
John McCall | 9aa472c | 2010-03-19 07:35:19 +0000 | [diff] [blame] | 1287 | DeclAccessPair FoundDecl, |
John McCall | d5532b6 | 2009-11-23 01:53:49 +0000 | [diff] [blame] | 1288 | const TemplateArgumentListInfo *ExplicitTemplateArgs, |
Douglas Gregor | e53060f | 2009-06-25 22:08:12 +0000 | [diff] [blame] | 1289 | Expr **Args, unsigned NumArgs, |
| 1290 | OverloadCandidateSet& CandidateSet, |
Douglas Gregor | 7ec7752 | 2010-04-16 17:33:27 +0000 | [diff] [blame] | 1291 | bool SuppressUserConversions = false); |
Douglas Gregor | f1991ea | 2008-11-07 22:36:19 +0000 | [diff] [blame] | 1292 | void AddConversionCandidate(CXXConversionDecl *Conversion, |
John McCall | 9aa472c | 2010-03-19 07:35:19 +0000 | [diff] [blame] | 1293 | DeclAccessPair FoundDecl, |
John McCall | 701c89e | 2009-12-03 04:06:58 +0000 | [diff] [blame] | 1294 | CXXRecordDecl *ActingContext, |
Douglas Gregor | f1991ea | 2008-11-07 22:36:19 +0000 | [diff] [blame] | 1295 | Expr *From, QualType ToType, |
| 1296 | OverloadCandidateSet& CandidateSet); |
Douglas Gregor | 65ec1fd | 2009-08-21 23:19:43 +0000 | [diff] [blame] | 1297 | void AddTemplateConversionCandidate(FunctionTemplateDecl *FunctionTemplate, |
John McCall | 9aa472c | 2010-03-19 07:35:19 +0000 | [diff] [blame] | 1298 | DeclAccessPair FoundDecl, |
John McCall | 701c89e | 2009-12-03 04:06:58 +0000 | [diff] [blame] | 1299 | CXXRecordDecl *ActingContext, |
Douglas Gregor | 65ec1fd | 2009-08-21 23:19:43 +0000 | [diff] [blame] | 1300 | Expr *From, QualType ToType, |
| 1301 | OverloadCandidateSet &CandidateSet); |
Douglas Gregor | 106c6eb | 2008-11-19 22:57:39 +0000 | [diff] [blame] | 1302 | void AddSurrogateCandidate(CXXConversionDecl *Conversion, |
John McCall | 9aa472c | 2010-03-19 07:35:19 +0000 | [diff] [blame] | 1303 | DeclAccessPair FoundDecl, |
John McCall | 701c89e | 2009-12-03 04:06:58 +0000 | [diff] [blame] | 1304 | CXXRecordDecl *ActingContext, |
Douglas Gregor | 72564e7 | 2009-02-26 23:50:07 +0000 | [diff] [blame] | 1305 | const FunctionProtoType *Proto, |
John McCall | 701c89e | 2009-12-03 04:06:58 +0000 | [diff] [blame] | 1306 | QualType ObjectTy, Expr **Args, unsigned NumArgs, |
Douglas Gregor | 106c6eb | 2008-11-19 22:57:39 +0000 | [diff] [blame] | 1307 | OverloadCandidateSet& CandidateSet); |
Douglas Gregor | 063daf6 | 2009-03-13 18:40:31 +0000 | [diff] [blame] | 1308 | void AddMemberOperatorCandidates(OverloadedOperatorKind Op, |
| 1309 | SourceLocation OpLoc, |
| 1310 | Expr **Args, unsigned NumArgs, |
| 1311 | OverloadCandidateSet& CandidateSet, |
| 1312 | SourceRange OpRange = SourceRange()); |
Mike Stump | 1eb4433 | 2009-09-09 15:08:12 +0000 | [diff] [blame] | 1313 | void AddBuiltinCandidate(QualType ResultTy, QualType *ParamTys, |
Douglas Gregor | eb8f306 | 2008-11-12 17:17:38 +0000 | [diff] [blame] | 1314 | Expr **Args, unsigned NumArgs, |
Douglas Gregor | 88b4bf2 | 2009-01-13 00:52:54 +0000 | [diff] [blame] | 1315 | OverloadCandidateSet& CandidateSet, |
Douglas Gregor | 09f41cf | 2009-01-14 15:45:31 +0000 | [diff] [blame] | 1316 | bool IsAssignmentOperator = false, |
| 1317 | unsigned NumContextualBoolArguments = 0); |
Mike Stump | 1eb4433 | 2009-09-09 15:08:12 +0000 | [diff] [blame] | 1318 | void AddBuiltinOperatorCandidates(OverloadedOperatorKind Op, |
Douglas Gregor | 573d9c3 | 2009-10-21 23:19:44 +0000 | [diff] [blame] | 1319 | SourceLocation OpLoc, |
Mike Stump | 1eb4433 | 2009-09-09 15:08:12 +0000 | [diff] [blame] | 1320 | Expr **Args, unsigned NumArgs, |
Douglas Gregor | 7425373 | 2008-11-19 15:42:04 +0000 | [diff] [blame] | 1321 | OverloadCandidateSet& CandidateSet); |
Douglas Gregor | fa04764 | 2009-02-04 00:32:51 +0000 | [diff] [blame] | 1322 | void AddArgumentDependentLookupCandidates(DeclarationName Name, |
John McCall | 6e26689 | 2010-01-26 03:27:55 +0000 | [diff] [blame] | 1323 | bool Operator, |
Douglas Gregor | fa04764 | 2009-02-04 00:32:51 +0000 | [diff] [blame] | 1324 | Expr **Args, unsigned NumArgs, |
John McCall | d5532b6 | 2009-11-23 01:53:49 +0000 | [diff] [blame] | 1325 | const TemplateArgumentListInfo *ExplicitTemplateArgs, |
Douglas Gregor | 9c6a0e9 | 2009-09-22 15:41:20 +0000 | [diff] [blame] | 1326 | OverloadCandidateSet& CandidateSet, |
| 1327 | bool PartialOverloading = false); |
Douglas Gregor | 8e9bebd | 2008-10-21 16:13:35 +0000 | [diff] [blame] | 1328 | bool isBetterOverloadCandidate(const OverloadCandidate& Cand1, |
John McCall | 5769d61 | 2010-02-08 23:07:23 +0000 | [diff] [blame] | 1329 | const OverloadCandidate& Cand2, |
| 1330 | SourceLocation Loc); |
Douglas Gregor | 8e9bebd | 2008-10-21 16:13:35 +0000 | [diff] [blame] | 1331 | OverloadingResult BestViableFunction(OverloadCandidateSet& CandidateSet, |
Douglas Gregor | e0762c9 | 2009-06-19 23:52:42 +0000 | [diff] [blame] | 1332 | SourceLocation Loc, |
Douglas Gregor | 8e9bebd | 2008-10-21 16:13:35 +0000 | [diff] [blame] | 1333 | OverloadCandidateSet::iterator& Best); |
John McCall | 8120162 | 2010-01-08 04:41:39 +0000 | [diff] [blame] | 1334 | |
| 1335 | enum OverloadCandidateDisplayKind { |
| 1336 | /// Requests that all candidates be shown. Viable candidates will |
| 1337 | /// be printed first. |
| 1338 | OCD_AllCandidates, |
| 1339 | |
| 1340 | /// Requests that only viable candidates be shown. |
| 1341 | OCD_ViableCandidates |
| 1342 | }; |
Douglas Gregor | 8e9bebd | 2008-10-21 16:13:35 +0000 | [diff] [blame] | 1343 | void PrintOverloadCandidates(OverloadCandidateSet& CandidateSet, |
John McCall | 8120162 | 2010-01-08 04:41:39 +0000 | [diff] [blame] | 1344 | OverloadCandidateDisplayKind OCD, |
John McCall | cbce606 | 2010-01-12 07:18:19 +0000 | [diff] [blame] | 1345 | Expr **Args, unsigned NumArgs, |
John McCall | 8120162 | 2010-01-08 04:41:39 +0000 | [diff] [blame] | 1346 | const char *Opc = 0, |
| 1347 | SourceLocation Loc = SourceLocation()); |
| 1348 | |
John McCall | b1622a1 | 2010-01-06 09:43:14 +0000 | [diff] [blame] | 1349 | void NoteOverloadCandidate(FunctionDecl *Fn); |
John McCall | 1d31833 | 2010-01-12 00:44:57 +0000 | [diff] [blame] | 1350 | void DiagnoseAmbiguousConversion(const ImplicitConversionSequence &ICS, |
| 1351 | SourceLocation CaretLoc, |
| 1352 | const PartialDiagnostic &PDiag); |
Mike Stump | 1eb4433 | 2009-09-09 15:08:12 +0000 | [diff] [blame] | 1353 | |
Douglas Gregor | 904eed3 | 2008-11-10 20:40:00 +0000 | [diff] [blame] | 1354 | FunctionDecl *ResolveAddressOfOverloadedFunction(Expr *From, QualType ToType, |
John McCall | 6bb8017 | 2010-03-30 21:47:33 +0000 | [diff] [blame] | 1355 | bool Complain, |
| 1356 | DeclAccessPair &Found); |
Douglas Gregor | 4b52e25 | 2009-12-21 23:17:24 +0000 | [diff] [blame] | 1357 | FunctionDecl *ResolveSingleFunctionTemplateSpecialization(Expr *From); |
| 1358 | |
John McCall | 6bb8017 | 2010-03-30 21:47:33 +0000 | [diff] [blame] | 1359 | Expr *FixOverloadedFunctionReference(Expr *E, |
John McCall | 161755a | 2010-04-06 21:38:20 +0000 | [diff] [blame] | 1360 | DeclAccessPair FoundDecl, |
John McCall | 6bb8017 | 2010-03-30 21:47:33 +0000 | [diff] [blame] | 1361 | FunctionDecl *Fn); |
Sean Hunt | 1e3f5ba | 2010-04-28 23:02:27 +0000 | [diff] [blame] | 1362 | OwningExprResult FixOverloadedFunctionReference(OwningExprResult, |
John McCall | 161755a | 2010-04-06 21:38:20 +0000 | [diff] [blame] | 1363 | DeclAccessPair FoundDecl, |
Douglas Gregor | 20093b4 | 2009-12-09 23:02:17 +0000 | [diff] [blame] | 1364 | FunctionDecl *Fn); |
Douglas Gregor | 904eed3 | 2008-11-10 20:40:00 +0000 | [diff] [blame] | 1365 | |
John McCall | 3b4294e | 2009-12-16 12:17:52 +0000 | [diff] [blame] | 1366 | void AddOverloadedCallCandidates(UnresolvedLookupExpr *ULE, |
Douglas Gregor | 9c6a0e9 | 2009-09-22 15:41:20 +0000 | [diff] [blame] | 1367 | Expr **Args, unsigned NumArgs, |
| 1368 | OverloadCandidateSet &CandidateSet, |
| 1369 | bool PartialOverloading = false); |
Sean Hunt | 1e3f5ba | 2010-04-28 23:02:27 +0000 | [diff] [blame] | 1370 | |
Douglas Gregor | 1aae80b | 2010-04-14 20:27:54 +0000 | [diff] [blame] | 1371 | OwningExprResult BuildOverloadedCallExpr(Scope *S, Expr *Fn, |
Nuno Lopes | 9a84ac2 | 2009-12-16 14:20:08 +0000 | [diff] [blame] | 1372 | UnresolvedLookupExpr *ULE, |
John McCall | 3b4294e | 2009-12-16 12:17:52 +0000 | [diff] [blame] | 1373 | SourceLocation LParenLoc, |
| 1374 | Expr **Args, unsigned NumArgs, |
| 1375 | SourceLocation *CommaLocs, |
| 1376 | SourceLocation RParenLoc); |
Douglas Gregor | 063daf6 | 2009-03-13 18:40:31 +0000 | [diff] [blame] | 1377 | |
Douglas Gregor | bc736fc | 2009-03-13 23:49:33 +0000 | [diff] [blame] | 1378 | OwningExprResult CreateOverloadedUnaryOp(SourceLocation OpLoc, |
| 1379 | unsigned Opc, |
John McCall | 6e26689 | 2010-01-26 03:27:55 +0000 | [diff] [blame] | 1380 | const UnresolvedSetImpl &Fns, |
Douglas Gregor | bc736fc | 2009-03-13 23:49:33 +0000 | [diff] [blame] | 1381 | ExprArg input); |
| 1382 | |
Douglas Gregor | 063daf6 | 2009-03-13 18:40:31 +0000 | [diff] [blame] | 1383 | OwningExprResult CreateOverloadedBinOp(SourceLocation OpLoc, |
| 1384 | unsigned Opc, |
John McCall | 6e26689 | 2010-01-26 03:27:55 +0000 | [diff] [blame] | 1385 | const UnresolvedSetImpl &Fns, |
Douglas Gregor | 063daf6 | 2009-03-13 18:40:31 +0000 | [diff] [blame] | 1386 | Expr *LHS, Expr *RHS); |
| 1387 | |
Sebastian Redl | f322ed6 | 2009-10-29 20:17:01 +0000 | [diff] [blame] | 1388 | OwningExprResult CreateOverloadedArraySubscriptExpr(SourceLocation LLoc, |
| 1389 | SourceLocation RLoc, |
| 1390 | ExprArg Base,ExprArg Idx); |
| 1391 | |
John McCall | aa81e16 | 2009-12-01 22:10:20 +0000 | [diff] [blame] | 1392 | OwningExprResult |
Douglas Gregor | 88a3514 | 2008-12-22 05:46:06 +0000 | [diff] [blame] | 1393 | BuildCallToMemberFunction(Scope *S, Expr *MemExpr, |
Mike Stump | 1eb4433 | 2009-09-09 15:08:12 +0000 | [diff] [blame] | 1394 | SourceLocation LParenLoc, Expr **Args, |
Douglas Gregor | 88a3514 | 2008-12-22 05:46:06 +0000 | [diff] [blame] | 1395 | unsigned NumArgs, SourceLocation *CommaLocs, |
| 1396 | SourceLocation RParenLoc); |
Mike Stump | 1eb4433 | 2009-09-09 15:08:12 +0000 | [diff] [blame] | 1397 | ExprResult |
Douglas Gregor | 5c37de7 | 2008-12-06 00:22:45 +0000 | [diff] [blame] | 1398 | BuildCallToObjectOfClassType(Scope *S, Expr *Object, SourceLocation LParenLoc, |
Douglas Gregor | f9eb905 | 2008-11-19 21:05:33 +0000 | [diff] [blame] | 1399 | Expr **Args, unsigned NumArgs, |
Mike Stump | 1eb4433 | 2009-09-09 15:08:12 +0000 | [diff] [blame] | 1400 | SourceLocation *CommaLocs, |
Douglas Gregor | f9eb905 | 2008-11-19 21:05:33 +0000 | [diff] [blame] | 1401 | SourceLocation RParenLoc); |
Douglas Gregor | 8e9bebd | 2008-10-21 16:13:35 +0000 | [diff] [blame] | 1402 | |
Douglas Gregor | fe85ced | 2009-08-06 03:17:00 +0000 | [diff] [blame] | 1403 | OwningExprResult BuildOverloadedArrowExpr(Scope *S, ExprArg Base, |
| 1404 | SourceLocation OpLoc); |
Mike Stump | 1eb4433 | 2009-09-09 15:08:12 +0000 | [diff] [blame] | 1405 | |
Anders Carlsson | 8c8d919 | 2009-10-09 23:51:55 +0000 | [diff] [blame] | 1406 | /// CheckCallReturnType - Checks that a call expression's return type is |
| 1407 | /// complete. Returns true on failure. The location passed in is the location |
| 1408 | /// that best represents the call. |
| 1409 | bool CheckCallReturnType(QualType ReturnType, SourceLocation Loc, |
| 1410 | CallExpr *CE, FunctionDecl *FD); |
Sean Hunt | 1e3f5ba | 2010-04-28 23:02:27 +0000 | [diff] [blame] | 1411 | |
Mike Stump | 5692586 | 2009-07-28 22:04:01 +0000 | [diff] [blame] | 1412 | /// Helpers for dealing with blocks and functions. |
Chris Lattner | 0442108 | 2008-04-08 04:40:51 +0000 | [diff] [blame] | 1413 | bool CheckParmsForFunctionDef(FunctionDecl *FD); |
Chris Lattner | 0442108 | 2008-04-08 04:40:51 +0000 | [diff] [blame] | 1414 | void CheckCXXDefaultArguments(FunctionDecl *FD); |
Douglas Gregor | 6d6eb57 | 2008-05-07 04:49:29 +0000 | [diff] [blame] | 1415 | void CheckExtraCXXDefaultArguments(Declarator &D); |
Douglas Gregor | 1a0d31a | 2009-01-12 18:45:55 +0000 | [diff] [blame] | 1416 | Scope *getNonFieldDeclScope(Scope *S); |
| 1417 | |
Douglas Gregor | eb11cd0 | 2009-01-14 22:20:51 +0000 | [diff] [blame] | 1418 | /// \name Name lookup |
| 1419 | /// |
| 1420 | /// These routines provide name lookup that is used during semantic |
| 1421 | /// analysis to resolve the various kinds of names (identifiers, |
| 1422 | /// overloaded operator names, constructor names, etc.) into zero or |
| 1423 | /// more declarations within a particular scope. The major entry |
| 1424 | /// points are LookupName, which performs unqualified name lookup, |
Mike Stump | 1eb4433 | 2009-09-09 15:08:12 +0000 | [diff] [blame] | 1425 | /// and LookupQualifiedName, which performs qualified name lookup. |
Douglas Gregor | eb11cd0 | 2009-01-14 22:20:51 +0000 | [diff] [blame] | 1426 | /// |
| 1427 | /// All name lookup is performed based on some specific criteria, |
| 1428 | /// which specify what names will be visible to name lookup and how |
| 1429 | /// far name lookup should work. These criteria are important both |
| 1430 | /// for capturing language semantics (certain lookups will ignore |
| 1431 | /// certain names, for example) and for performance, since name |
| 1432 | /// lookup is often a bottleneck in the compilation of C++. Name |
Douglas Gregor | 4c921ae | 2009-01-30 01:04:22 +0000 | [diff] [blame] | 1433 | /// lookup criteria is specified via the LookupCriteria enumeration. |
Douglas Gregor | eb11cd0 | 2009-01-14 22:20:51 +0000 | [diff] [blame] | 1434 | /// |
| 1435 | /// The results of name lookup can vary based on the kind of name |
| 1436 | /// lookup performed, the current language, and the translation |
| 1437 | /// unit. In C, for example, name lookup will either return nothing |
| 1438 | /// (no entity found) or a single declaration. In C++, name lookup |
| 1439 | /// can additionally refer to a set of overloaded functions or |
| 1440 | /// result in an ambiguity. All of the possible results of name |
| 1441 | /// lookup are captured by the LookupResult class, which provides |
| 1442 | /// the ability to distinguish among them. |
| 1443 | //@{ |
Douglas Gregor | f780abc | 2008-12-30 03:27:21 +0000 | [diff] [blame] | 1444 | |
Douglas Gregor | 4c921ae | 2009-01-30 01:04:22 +0000 | [diff] [blame] | 1445 | /// @brief Describes the kind of name lookup to perform. |
| 1446 | enum LookupNameKind { |
| 1447 | /// Ordinary name lookup, which finds ordinary names (functions, |
| 1448 | /// variables, typedefs, etc.) in C and most kinds of names |
| 1449 | /// (functions, variables, members, types, etc.) in C++. |
| 1450 | LookupOrdinaryName = 0, |
| 1451 | /// Tag name lookup, which finds the names of enums, classes, |
| 1452 | /// structs, and unions. |
| 1453 | LookupTagName, |
| 1454 | /// Member name lookup, which finds the names of |
| 1455 | /// class/struct/union members. |
| 1456 | LookupMemberName, |
Douglas Gregor | f680a0f | 2009-02-04 16:44:47 +0000 | [diff] [blame] | 1457 | // Look up of an operator name (e.g., operator+) for use with |
| 1458 | // operator overloading. This lookup is similar to ordinary name |
| 1459 | // lookup, but will ignore any declarations that are class |
| 1460 | // members. |
| 1461 | LookupOperatorName, |
Douglas Gregor | 4c921ae | 2009-01-30 01:04:22 +0000 | [diff] [blame] | 1462 | /// Look up of a name that precedes the '::' scope resolution |
Eli Friedman | b1df333 | 2009-12-21 01:26:45 +0000 | [diff] [blame] | 1463 | /// operator in C++. This lookup completely ignores operator, object, |
Douglas Gregor | 4c921ae | 2009-01-30 01:04:22 +0000 | [diff] [blame] | 1464 | /// function, and enumerator names (C++ [basic.lookup.qual]p1). |
| 1465 | LookupNestedNameSpecifierName, |
| 1466 | /// Look up a namespace name within a C++ using directive or |
| 1467 | /// namespace alias definition, ignoring non-namespace names (C++ |
| 1468 | /// [basic.lookup.udir]p1). |
Douglas Gregor | d6f7e9d | 2009-02-24 20:03:32 +0000 | [diff] [blame] | 1469 | LookupNamespaceName, |
John McCall | 9f54ad4 | 2009-12-10 09:41:52 +0000 | [diff] [blame] | 1470 | /// Look up all declarations in a scope with the given name, |
| 1471 | /// including resolved using declarations. This is appropriate |
| 1472 | /// for checking redeclarations for a using declaration. |
| 1473 | LookupUsingDeclName, |
Douglas Gregor | 6e378de | 2009-04-23 23:18:26 +0000 | [diff] [blame] | 1474 | /// Look up an ordinary name that is going to be redeclared as a |
| 1475 | /// name with linkage. This lookup ignores any declarations that |
Mike Stump | 1eb4433 | 2009-09-09 15:08:12 +0000 | [diff] [blame] | 1476 | /// are outside of the current scope unless they have linkage. See |
Douglas Gregor | 6e378de | 2009-04-23 23:18:26 +0000 | [diff] [blame] | 1477 | /// C99 6.2.2p4-5 and C++ [basic.link]p6. |
| 1478 | LookupRedeclarationWithLinkage, |
| 1479 | /// Look up the name of an Objective-C protocol. |
Douglas Gregor | bd4187b | 2010-04-22 23:19:50 +0000 | [diff] [blame] | 1480 | LookupObjCProtocolName |
Douglas Gregor | eb11cd0 | 2009-01-14 22:20:51 +0000 | [diff] [blame] | 1481 | }; |
| 1482 | |
Douglas Gregor | 48026d2 | 2010-01-11 18:40:55 +0000 | [diff] [blame] | 1483 | /// \brief Specifies whether (or how) name lookup is being performed for a |
| 1484 | /// redeclaration (vs. a reference). |
John McCall | 7d384dd | 2009-11-18 07:57:50 +0000 | [diff] [blame] | 1485 | enum RedeclarationKind { |
Douglas Gregor | 48026d2 | 2010-01-11 18:40:55 +0000 | [diff] [blame] | 1486 | /// \brief The lookup is a reference to this name that is not for the |
| 1487 | /// purpose of redeclaring the name. |
| 1488 | NotForRedeclaration = 0, |
| 1489 | /// \brief The lookup results will be used for redeclaration of a name, |
| 1490 | /// if an entity by that name already exists. |
John McCall | 7d384dd | 2009-11-18 07:57:50 +0000 | [diff] [blame] | 1491 | ForRedeclaration |
Douglas Gregor | eb11cd0 | 2009-01-14 22:20:51 +0000 | [diff] [blame] | 1492 | }; |
| 1493 | |
Douglas Gregor | 2a3009a | 2009-02-03 19:21:40 +0000 | [diff] [blame] | 1494 | private: |
John McCall | a24dc2e | 2009-11-17 02:14:36 +0000 | [diff] [blame] | 1495 | bool CppLookupName(LookupResult &R, Scope *S); |
| 1496 | |
Douglas Gregor | 2a3009a | 2009-02-03 19:21:40 +0000 | [diff] [blame] | 1497 | public: |
John McCall | f36e02d | 2009-10-09 21:13:30 +0000 | [diff] [blame] | 1498 | /// \brief Look up a name, looking for a single declaration. Return |
John McCall | 1bcee0a | 2009-12-02 08:25:40 +0000 | [diff] [blame] | 1499 | /// null if the results were absent, ambiguous, or overloaded. |
John McCall | f36e02d | 2009-10-09 21:13:30 +0000 | [diff] [blame] | 1500 | /// |
| 1501 | /// It is preferable to use the elaborated form and explicitly handle |
| 1502 | /// ambiguity and overloaded. |
| 1503 | NamedDecl *LookupSingleName(Scope *S, DeclarationName Name, |
Douglas Gregor | c83c687 | 2010-04-15 22:33:43 +0000 | [diff] [blame] | 1504 | SourceLocation Loc, |
John McCall | f36e02d | 2009-10-09 21:13:30 +0000 | [diff] [blame] | 1505 | LookupNameKind NameKind, |
John McCall | 7d384dd | 2009-11-18 07:57:50 +0000 | [diff] [blame] | 1506 | RedeclarationKind Redecl |
| 1507 | = NotForRedeclaration); |
John McCall | f36e02d | 2009-10-09 21:13:30 +0000 | [diff] [blame] | 1508 | bool LookupName(LookupResult &R, Scope *S, |
John McCall | a24dc2e | 2009-11-17 02:14:36 +0000 | [diff] [blame] | 1509 | bool AllowBuiltinCreation = false); |
Douglas Gregor | 7d3f576 | 2010-01-15 01:44:47 +0000 | [diff] [blame] | 1510 | bool LookupQualifiedName(LookupResult &R, DeclContext *LookupCtx, |
| 1511 | bool InUnqualifiedLookup = false); |
Jeffrey Yasskin | 9ab1454 | 2010-04-08 16:38:48 +0000 | [diff] [blame] | 1512 | bool LookupParsedName(LookupResult &R, Scope *S, CXXScopeSpec *SS, |
John McCall | f36e02d | 2009-10-09 21:13:30 +0000 | [diff] [blame] | 1513 | bool AllowBuiltinCreation = false, |
John McCall | f36e02d | 2009-10-09 21:13:30 +0000 | [diff] [blame] | 1514 | bool EnteringContext = false); |
Douglas Gregor | c83c687 | 2010-04-15 22:33:43 +0000 | [diff] [blame] | 1515 | ObjCProtocolDecl *LookupProtocol(IdentifierInfo *II, SourceLocation IdLoc); |
Douglas Gregor | 6e378de | 2009-04-23 23:18:26 +0000 | [diff] [blame] | 1516 | |
Douglas Gregor | 3fd95ce | 2009-03-13 00:33:25 +0000 | [diff] [blame] | 1517 | void LookupOverloadedOperatorName(OverloadedOperatorKind Op, Scope *S, |
Mike Stump | 1eb4433 | 2009-09-09 15:08:12 +0000 | [diff] [blame] | 1518 | QualType T1, QualType T2, |
John McCall | 6e26689 | 2010-01-26 03:27:55 +0000 | [diff] [blame] | 1519 | UnresolvedSetImpl &Functions); |
Douglas Gregor | e5eee5a | 2010-07-02 23:12:18 +0000 | [diff] [blame] | 1520 | DeclContext::lookup_result LookupConstructors(CXXRecordDecl *Class); |
Douglas Gregor | db89f28 | 2010-07-01 22:47:18 +0000 | [diff] [blame] | 1521 | CXXDestructorDecl *LookupDestructor(CXXRecordDecl *Class); |
Sean Hunt | 1e3f5ba | 2010-04-28 23:02:27 +0000 | [diff] [blame] | 1522 | |
Sebastian Redl | 644be85 | 2009-10-23 19:23:15 +0000 | [diff] [blame] | 1523 | void ArgumentDependentLookup(DeclarationName Name, bool Operator, |
Douglas Gregor | 3fd95ce | 2009-03-13 00:33:25 +0000 | [diff] [blame] | 1524 | Expr **Args, unsigned NumArgs, |
John McCall | 7edb5fd | 2010-01-26 07:16:45 +0000 | [diff] [blame] | 1525 | ADLResult &Functions); |
Douglas Gregor | 3fd95ce | 2009-03-13 00:33:25 +0000 | [diff] [blame] | 1526 | |
Douglas Gregor | 546be3c | 2009-12-30 17:04:44 +0000 | [diff] [blame] | 1527 | void LookupVisibleDecls(Scope *S, LookupNameKind Kind, |
| 1528 | VisibleDeclConsumer &Consumer); |
| 1529 | void LookupVisibleDecls(DeclContext *Ctx, LookupNameKind Kind, |
| 1530 | VisibleDeclConsumer &Consumer); |
Douglas Gregor | db89f28 | 2010-07-01 22:47:18 +0000 | [diff] [blame] | 1531 | |
Douglas Gregor | aaf8716 | 2010-04-14 20:04:41 +0000 | [diff] [blame] | 1532 | /// \brief The context in which typo-correction occurs. |
| 1533 | /// |
Sean Hunt | 1e3f5ba | 2010-04-28 23:02:27 +0000 | [diff] [blame] | 1534 | /// The typo-correction context affects which keywords (if any) are |
Douglas Gregor | aaf8716 | 2010-04-14 20:04:41 +0000 | [diff] [blame] | 1535 | /// considered when trying to correct for typos. |
| 1536 | enum CorrectTypoContext { |
| 1537 | /// \brief An unknown context, where any keyword might be valid. |
| 1538 | CTC_Unknown, |
| 1539 | /// \brief A context where no keywords are used (e.g. we expect an actual |
| 1540 | /// name). |
| 1541 | CTC_NoKeywords, |
| 1542 | /// \brief A context where we're correcting a type name. |
| 1543 | CTC_Type, |
| 1544 | /// \brief An expression context. |
| 1545 | CTC_Expression, |
Sean Hunt | 1e3f5ba | 2010-04-28 23:02:27 +0000 | [diff] [blame] | 1546 | /// \brief A type cast, or anything else that can be followed by a '<'. |
Douglas Gregor | aaf8716 | 2010-04-14 20:04:41 +0000 | [diff] [blame] | 1547 | CTC_CXXCasts, |
| 1548 | /// \brief A member lookup context. |
| 1549 | CTC_MemberLookup, |
Sean Hunt | 1e3f5ba | 2010-04-28 23:02:27 +0000 | [diff] [blame] | 1550 | /// \brief The receiver of an Objective-C message send within an |
Douglas Gregor | aaf8716 | 2010-04-14 20:04:41 +0000 | [diff] [blame] | 1551 | /// Objective-C method where 'super' is a valid keyword. |
| 1552 | CTC_ObjCMessageReceiver |
| 1553 | }; |
Sean Hunt | 1e3f5ba | 2010-04-28 23:02:27 +0000 | [diff] [blame] | 1554 | |
Douglas Gregor | 931f98a | 2010-04-14 17:09:22 +0000 | [diff] [blame] | 1555 | DeclarationName CorrectTypo(LookupResult &R, Scope *S, CXXScopeSpec *SS, |
| 1556 | DeclContext *MemberContext = 0, |
| 1557 | bool EnteringContext = false, |
Douglas Gregor | aaf8716 | 2010-04-14 20:04:41 +0000 | [diff] [blame] | 1558 | CorrectTypoContext CTC = CTC_Unknown, |
Douglas Gregor | 931f98a | 2010-04-14 17:09:22 +0000 | [diff] [blame] | 1559 | const ObjCObjectPointerType *OPT = 0); |
Douglas Gregor | 546be3c | 2009-12-30 17:04:44 +0000 | [diff] [blame] | 1560 | |
Douglas Gregor | fa04764 | 2009-02-04 00:32:51 +0000 | [diff] [blame] | 1561 | void FindAssociatedClassesAndNamespaces(Expr **Args, unsigned NumArgs, |
| 1562 | AssociatedNamespaceSet &AssociatedNamespaces, |
John McCall | 6ff0785 | 2009-08-07 22:18:02 +0000 | [diff] [blame] | 1563 | AssociatedClassSet &AssociatedClasses); |
Douglas Gregor | fa04764 | 2009-02-04 00:32:51 +0000 | [diff] [blame] | 1564 | |
John McCall | a24dc2e | 2009-11-17 02:14:36 +0000 | [diff] [blame] | 1565 | bool DiagnoseAmbiguousLookup(LookupResult &Result); |
Douglas Gregor | eb11cd0 | 2009-01-14 22:20:51 +0000 | [diff] [blame] | 1566 | //@} |
Mike Stump | 1eb4433 | 2009-09-09 15:08:12 +0000 | [diff] [blame] | 1567 | |
Douglas Gregor | f06cdae | 2010-01-03 18:01:57 +0000 | [diff] [blame] | 1568 | ObjCInterfaceDecl *getObjCInterfaceDecl(IdentifierInfo *&Id, |
Douglas Gregor | c83c687 | 2010-04-15 22:33:43 +0000 | [diff] [blame] | 1569 | SourceLocation IdLoc, |
| 1570 | bool TypoCorrection = false); |
Mike Stump | 1eb4433 | 2009-09-09 15:08:12 +0000 | [diff] [blame] | 1571 | NamedDecl *LazilyCreateBuiltin(IdentifierInfo *II, unsigned ID, |
Douglas Gregor | 3e41d60 | 2009-02-13 23:20:09 +0000 | [diff] [blame] | 1572 | Scope *S, bool ForRedeclaration, |
| 1573 | SourceLocation Loc); |
Douglas Gregor | 4afa39d | 2009-01-20 01:17:11 +0000 | [diff] [blame] | 1574 | NamedDecl *ImplicitlyDefineFunction(SourceLocation Loc, IdentifierInfo &II, |
| 1575 | Scope *S); |
Douglas Gregor | 3c385e5 | 2009-02-14 18:57:46 +0000 | [diff] [blame] | 1576 | void AddKnownFunctionAttributes(FunctionDecl *FD); |
Douglas Gregor | eb11cd0 | 2009-01-14 22:20:51 +0000 | [diff] [blame] | 1577 | |
| 1578 | // More parsing and symbol table subroutines. |
| 1579 | |
Mike Stump | 1eb4433 | 2009-09-09 15:08:12 +0000 | [diff] [blame] | 1580 | // Decl attributes - this routine is the top level dispatcher. |
Douglas Gregor | 9cdda0c | 2009-06-17 21:51:59 +0000 | [diff] [blame] | 1581 | void ProcessDeclAttributes(Scope *S, Decl *D, const Declarator &PD); |
Chris Lattner | 3d4b482 | 2010-07-13 19:22:31 +0000 | [diff] [blame] | 1582 | void ProcessDeclAttributeList(Scope *S, Decl *D, const AttributeList *AL); |
Christopher Lamb | ebb97e9 | 2008-02-04 02:31:56 +0000 | [diff] [blame] | 1583 | |
Steve Naroff | 3c2eb66 | 2008-02-10 21:38:56 +0000 | [diff] [blame] | 1584 | void WarnUndefinedMethod(SourceLocation ImpLoc, ObjCMethodDecl *method, |
Fariborz Jahanian | 5214683 | 2010-03-31 18:23:33 +0000 | [diff] [blame] | 1585 | bool &IncompleteImpl, unsigned DiagID); |
Fariborz Jahanian | 8daab97 | 2008-12-05 18:18:52 +0000 | [diff] [blame] | 1586 | void WarnConflictingTypedMethods(ObjCMethodDecl *ImpMethod, |
| 1587 | ObjCMethodDecl *IntfMethod); |
Sebastian Redl | c42e118 | 2008-11-11 11:37:55 +0000 | [diff] [blame] | 1588 | |
Fariborz Jahanian | d1fa644 | 2009-01-12 19:55:42 +0000 | [diff] [blame] | 1589 | bool isPropertyReadonly(ObjCPropertyDecl *PropertyDecl, |
Steve Naroff | 22dc0b0 | 2009-02-26 19:11:32 +0000 | [diff] [blame] | 1590 | ObjCInterfaceDecl *IDecl); |
Mike Stump | 1eb4433 | 2009-09-09 15:08:12 +0000 | [diff] [blame] | 1591 | |
Chris Lattner | 823c44e | 2009-01-06 07:27:21 +0000 | [diff] [blame] | 1592 | /// CheckProtocolMethodDefs - This routine checks unimplemented |
Daniel Dunbar | 7ad1b1f | 2008-09-04 20:01:15 +0000 | [diff] [blame] | 1593 | /// methods declared in protocol, and those referenced by it. |
| 1594 | /// \param IDecl - Used for checking for methods which may have been |
| 1595 | /// inherited. |
Steve Naroff | efe7f36 | 2008-02-08 22:06:17 +0000 | [diff] [blame] | 1596 | void CheckProtocolMethodDefs(SourceLocation ImpLoc, |
| 1597 | ObjCProtocolDecl *PDecl, |
Fariborz Jahanian | ca3adf7 | 2007-10-02 20:06:01 +0000 | [diff] [blame] | 1598 | bool& IncompleteImpl, |
Steve Naroff | eefc418 | 2007-10-08 21:05:34 +0000 | [diff] [blame] | 1599 | const llvm::DenseSet<Selector> &InsMap, |
Daniel Dunbar | 7ad1b1f | 2008-09-04 20:01:15 +0000 | [diff] [blame] | 1600 | const llvm::DenseSet<Selector> &ClsMap, |
Fariborz Jahanian | f283859 | 2010-03-27 21:10:05 +0000 | [diff] [blame] | 1601 | ObjCContainerDecl *CDecl); |
Mike Stump | 1eb4433 | 2009-09-09 15:08:12 +0000 | [diff] [blame] | 1602 | |
Steve Naroff | a5997c4 | 2007-10-02 21:43:37 +0000 | [diff] [blame] | 1603 | /// CheckImplementationIvars - This routine checks if the instance variables |
Mike Stump | 1eb4433 | 2009-09-09 15:08:12 +0000 | [diff] [blame] | 1604 | /// listed in the implelementation match those listed in the interface. |
Ted Kremenek | a526c5c | 2008-01-07 19:49:32 +0000 | [diff] [blame] | 1605 | void CheckImplementationIvars(ObjCImplementationDecl *ImpDecl, |
| 1606 | ObjCIvarDecl **Fields, unsigned nIvars, |
Steve Naroff | 3c2eb66 | 2008-02-10 21:38:56 +0000 | [diff] [blame] | 1607 | SourceLocation Loc); |
Mike Stump | 1eb4433 | 2009-09-09 15:08:12 +0000 | [diff] [blame] | 1608 | |
Fariborz Jahanian | 8c74fa4 | 2007-09-29 17:14:55 +0000 | [diff] [blame] | 1609 | /// ImplMethodsVsClassMethods - This is main routine to warn if any method |
Chris Lattner | cddc888 | 2009-03-01 00:56:52 +0000 | [diff] [blame] | 1610 | /// remains unimplemented in the class or category @implementation. |
Fariborz Jahanian | 17cb326 | 2010-05-05 21:52:17 +0000 | [diff] [blame] | 1611 | void ImplMethodsVsClassMethods(Scope *S, ObjCImplDecl* IMPDecl, |
Mike Stump | 1eb4433 | 2009-09-09 15:08:12 +0000 | [diff] [blame] | 1612 | ObjCContainerDecl* IDecl, |
Chris Lattner | cddc888 | 2009-03-01 00:56:52 +0000 | [diff] [blame] | 1613 | bool IncompleteImpl = false); |
Sean Hunt | 1e3f5ba | 2010-04-28 23:02:27 +0000 | [diff] [blame] | 1614 | |
Fariborz Jahanian | 3ac1eda | 2010-01-20 01:51:55 +0000 | [diff] [blame] | 1615 | /// DiagnoseUnimplementedProperties - This routine warns on those properties |
| 1616 | /// which must be implemented by this implementation. |
Fariborz Jahanian | 17cb326 | 2010-05-05 21:52:17 +0000 | [diff] [blame] | 1617 | void DiagnoseUnimplementedProperties(Scope *S, ObjCImplDecl* IMPDecl, |
Fariborz Jahanian | 3ac1eda | 2010-01-20 01:51:55 +0000 | [diff] [blame] | 1618 | ObjCContainerDecl *CDecl, |
| 1619 | const llvm::DenseSet<Selector>& InsMap); |
Ted Kremenek | e3d67bc | 2010-03-12 02:31:10 +0000 | [diff] [blame] | 1620 | |
Fariborz Jahanian | 509d477 | 2010-05-14 18:35:57 +0000 | [diff] [blame] | 1621 | /// DefaultSynthesizeProperties - This routine default synthesizes all |
| 1622 | /// properties which must be synthesized in class's @implementation. |
| 1623 | void DefaultSynthesizeProperties (Scope *S, ObjCImplDecl* IMPDecl, |
| 1624 | ObjCInterfaceDecl *IDecl); |
| 1625 | |
Fariborz Jahanian | 3ac1eda | 2010-01-20 01:51:55 +0000 | [diff] [blame] | 1626 | /// CollectImmediateProperties - This routine collects all properties in |
| 1627 | /// the class and its conforming protocols; but not those it its super class. |
| 1628 | void CollectImmediateProperties(ObjCContainerDecl *CDecl, |
Fariborz Jahanian | cfa6a27 | 2010-06-29 18:12:32 +0000 | [diff] [blame] | 1629 | llvm::DenseMap<IdentifierInfo *, ObjCPropertyDecl*>& PropMap, |
| 1630 | llvm::DenseMap<IdentifierInfo *, ObjCPropertyDecl*>& SuperPropMap); |
Fariborz Jahanian | 738698d | 2010-05-03 15:49:20 +0000 | [diff] [blame] | 1631 | |
Sean Hunt | 1e3f5ba | 2010-04-28 23:02:27 +0000 | [diff] [blame] | 1632 | |
Fariborz Jahanian | 412e798 | 2010-02-09 19:31:38 +0000 | [diff] [blame] | 1633 | /// LookupPropertyDecl - Looks up a property in the current class and all |
| 1634 | /// its protocols. |
Sean Hunt | 1e3f5ba | 2010-04-28 23:02:27 +0000 | [diff] [blame] | 1635 | ObjCPropertyDecl *LookupPropertyDecl(const ObjCContainerDecl *CDecl, |
Fariborz Jahanian | 412e798 | 2010-02-09 19:31:38 +0000 | [diff] [blame] | 1636 | IdentifierInfo *II); |
Sean Hunt | 1e3f5ba | 2010-04-28 23:02:27 +0000 | [diff] [blame] | 1637 | |
Ted Kremenek | e3d67bc | 2010-03-12 02:31:10 +0000 | [diff] [blame] | 1638 | /// Called by ActOnProperty to handle @property declarations in |
| 1639 | //// class extensions. |
| 1640 | DeclPtrTy HandlePropertyInClassExtension(Scope *S, |
| 1641 | ObjCCategoryDecl *CDecl, |
| 1642 | SourceLocation AtLoc, |
| 1643 | FieldDeclarator &FD, |
| 1644 | Selector GetterSel, |
| 1645 | Selector SetterSel, |
| 1646 | const bool isAssign, |
| 1647 | const bool isReadWrite, |
| 1648 | const unsigned Attributes, |
| 1649 | bool *isOverridingProperty, |
John McCall | 83a230c | 2010-06-04 20:50:08 +0000 | [diff] [blame] | 1650 | TypeSourceInfo *T, |
Ted Kremenek | e3d67bc | 2010-03-12 02:31:10 +0000 | [diff] [blame] | 1651 | tok::ObjCKeywordKind MethodImplKind); |
| 1652 | |
| 1653 | /// Called by ActOnProperty and HandlePropertyInClassExtension to |
| 1654 | /// handle creating the ObjcPropertyDecl for a category or @interface. |
| 1655 | ObjCPropertyDecl *CreatePropertyDecl(Scope *S, |
| 1656 | ObjCContainerDecl *CDecl, |
| 1657 | SourceLocation AtLoc, |
| 1658 | FieldDeclarator &FD, |
| 1659 | Selector GetterSel, |
| 1660 | Selector SetterSel, |
| 1661 | const bool isAssign, |
| 1662 | const bool isReadWrite, |
John McCall | 83a230c | 2010-06-04 20:50:08 +0000 | [diff] [blame] | 1663 | const unsigned Attributes, |
| 1664 | TypeSourceInfo *T, |
Ted Kremenek | 23173d7 | 2010-05-18 21:09:07 +0000 | [diff] [blame] | 1665 | tok::ObjCKeywordKind MethodImplKind, |
| 1666 | DeclContext *lexicalDC = 0); |
Ted Kremenek | e3d67bc | 2010-03-12 02:31:10 +0000 | [diff] [blame] | 1667 | |
Fariborz Jahanian | 7ca8b06 | 2009-11-11 22:40:11 +0000 | [diff] [blame] | 1668 | /// AtomicPropertySetterGetterRules - This routine enforces the rule (via |
| 1669 | /// warning) when atomic property has one but not the other user-declared |
| 1670 | /// setter or getter. |
| 1671 | void AtomicPropertySetterGetterRules(ObjCImplDecl* IMPDecl, |
| 1672 | ObjCContainerDecl* IDecl); |
Mike Stump | 1eb4433 | 2009-09-09 15:08:12 +0000 | [diff] [blame] | 1673 | |
Fariborz Jahanian | f914b97 | 2010-02-23 23:41:11 +0000 | [diff] [blame] | 1674 | void DiagnoseDuplicateIvars(ObjCInterfaceDecl *ID, ObjCInterfaceDecl *SID); |
| 1675 | |
Fariborz Jahanian | 85ff264 | 2007-10-05 18:00:57 +0000 | [diff] [blame] | 1676 | /// MatchTwoMethodDeclarations - Checks if two methods' type match and returns |
| 1677 | /// true, or false, accordingly. |
Mike Stump | 1eb4433 | 2009-09-09 15:08:12 +0000 | [diff] [blame] | 1678 | bool MatchTwoMethodDeclarations(const ObjCMethodDecl *Method, |
Steve Naroff | fe6b0dc | 2008-10-21 10:37:50 +0000 | [diff] [blame] | 1679 | const ObjCMethodDecl *PrevMethod, |
Fariborz Jahanian | 6b308f6 | 2010-08-09 23:27:58 +0000 | [diff] [blame] | 1680 | bool matchBasedOnSizeAndAlignment = false, |
| 1681 | bool matchBasedOnStrictEqulity = false); |
Steve Naroff | 3b95017 | 2007-10-10 21:53:07 +0000 | [diff] [blame] | 1682 | |
Fariborz Jahanian | b33f3ad | 2009-05-01 20:07:12 +0000 | [diff] [blame] | 1683 | /// MatchAllMethodDeclarations - Check methods declaraed in interface or |
| 1684 | /// or protocol against those declared in their implementations. |
| 1685 | void MatchAllMethodDeclarations(const llvm::DenseSet<Selector> &InsMap, |
| 1686 | const llvm::DenseSet<Selector> &ClsMap, |
| 1687 | llvm::DenseSet<Selector> &InsMapSeen, |
| 1688 | llvm::DenseSet<Selector> &ClsMapSeen, |
| 1689 | ObjCImplDecl* IMPDecl, |
| 1690 | ObjCContainerDecl* IDecl, |
| 1691 | bool &IncompleteImpl, |
| 1692 | bool ImmediateClass); |
| 1693 | |
Sebastian Redl | db9d214 | 2010-08-02 23:18:59 +0000 | [diff] [blame] | 1694 | private: |
| 1695 | /// AddMethodToGlobalPool - Add an instance or factory method to the global |
| 1696 | /// pool. See descriptoin of AddInstanceMethodToGlobalPool. |
| 1697 | void AddMethodToGlobalPool(ObjCMethodDecl *Method, bool impl, bool instance); |
| 1698 | |
| 1699 | /// LookupMethodInGlobalPool - Returns the instance or factory method and |
| 1700 | /// optionally warns if there are multiple signatures. |
| 1701 | ObjCMethodDecl *LookupMethodInGlobalPool(Selector Sel, SourceRange R, |
Fariborz Jahanian | 6b308f6 | 2010-08-09 23:27:58 +0000 | [diff] [blame] | 1702 | bool receiverIdOrClass, |
Sebastian Redl | db9d214 | 2010-08-02 23:18:59 +0000 | [diff] [blame] | 1703 | bool warn, bool instance); |
| 1704 | |
| 1705 | public: |
Steve Naroff | 58ff9e8 | 2007-10-14 00:58:41 +0000 | [diff] [blame] | 1706 | /// AddInstanceMethodToGlobalPool - All instance methods in a translation |
| 1707 | /// unit are added to a global pool. This allows us to efficiently associate |
| 1708 | /// a selector with a method declaraation for purposes of typechecking |
| 1709 | /// messages sent to "id" (where the class of the object is unknown). |
Sebastian Redl | db9d214 | 2010-08-02 23:18:59 +0000 | [diff] [blame] | 1710 | void AddInstanceMethodToGlobalPool(ObjCMethodDecl *Method, bool impl=false) { |
| 1711 | AddMethodToGlobalPool(Method, impl, /*instance*/true); |
| 1712 | } |
| 1713 | |
| 1714 | /// AddFactoryMethodToGlobalPool - Same as above, but for factory methods. |
| 1715 | void AddFactoryMethodToGlobalPool(ObjCMethodDecl *Method, bool impl=false) { |
| 1716 | AddMethodToGlobalPool(Method, impl, /*instance*/false); |
| 1717 | } |
Mike Stump | 1eb4433 | 2009-09-09 15:08:12 +0000 | [diff] [blame] | 1718 | |
Steve Naroff | 037cda5 | 2008-09-30 14:38:43 +0000 | [diff] [blame] | 1719 | /// LookupInstanceMethodInGlobalPool - Returns the method and warns if |
| 1720 | /// there are multiple signatures. |
Fariborz Jahanian | 835ed7f | 2009-08-22 21:13:55 +0000 | [diff] [blame] | 1721 | ObjCMethodDecl *LookupInstanceMethodInGlobalPool(Selector Sel, SourceRange R, |
Fariborz Jahanian | 6b308f6 | 2010-08-09 23:27:58 +0000 | [diff] [blame] | 1722 | bool receiverIdOrClass=false, |
Sebastian Redl | db9d214 | 2010-08-02 23:18:59 +0000 | [diff] [blame] | 1723 | bool warn=true) { |
Fariborz Jahanian | 6b308f6 | 2010-08-09 23:27:58 +0000 | [diff] [blame] | 1724 | return LookupMethodInGlobalPool(Sel, R, receiverIdOrClass, |
| 1725 | warn, /*instance*/true); |
Sebastian Redl | db9d214 | 2010-08-02 23:18:59 +0000 | [diff] [blame] | 1726 | } |
Douglas Gregor | f0aaf7a | 2009-04-24 21:10:55 +0000 | [diff] [blame] | 1727 | |
| 1728 | /// LookupFactoryMethodInGlobalPool - Returns the method and warns if |
| 1729 | /// there are multiple signatures. |
Fariborz Jahanian | 3fe1041 | 2010-07-22 18:24:20 +0000 | [diff] [blame] | 1730 | ObjCMethodDecl *LookupFactoryMethodInGlobalPool(Selector Sel, SourceRange R, |
Fariborz Jahanian | 6b308f6 | 2010-08-09 23:27:58 +0000 | [diff] [blame] | 1731 | bool receiverIdOrClass=false, |
Sebastian Redl | db9d214 | 2010-08-02 23:18:59 +0000 | [diff] [blame] | 1732 | bool warn=true) { |
Fariborz Jahanian | 6b308f6 | 2010-08-09 23:27:58 +0000 | [diff] [blame] | 1733 | return LookupMethodInGlobalPool(Sel, R, receiverIdOrClass, |
| 1734 | warn, /*instance*/false); |
Sebastian Redl | db9d214 | 2010-08-02 23:18:59 +0000 | [diff] [blame] | 1735 | } |
Fariborz Jahanian | 3fe1041 | 2010-07-22 18:24:20 +0000 | [diff] [blame] | 1736 | |
| 1737 | /// LookupImplementedMethodInGlobalPool - Returns the method which has an |
| 1738 | /// implementation. |
| 1739 | ObjCMethodDecl *LookupImplementedMethodInGlobalPool(Selector Sel); |
Mike Stump | 1eb4433 | 2009-09-09 15:08:12 +0000 | [diff] [blame] | 1740 | |
Fariborz Jahanian | 786cd15 | 2010-04-27 17:18:58 +0000 | [diff] [blame] | 1741 | /// CollectIvarsToConstructOrDestruct - Collect those ivars which require |
Fariborz Jahanian | e4498c6 | 2010-04-28 16:11:27 +0000 | [diff] [blame] | 1742 | /// initialization. |
Fariborz Jahanian | 786cd15 | 2010-04-27 17:18:58 +0000 | [diff] [blame] | 1743 | void CollectIvarsToConstructOrDestruct(const ObjCInterfaceDecl *OI, |
Fariborz Jahanian | e4498c6 | 2010-04-28 16:11:27 +0000 | [diff] [blame] | 1744 | llvm::SmallVectorImpl<ObjCIvarDecl*> &Ivars); |
Reid Spencer | 5f016e2 | 2007-07-11 17:01:13 +0000 | [diff] [blame] | 1745 | //===--------------------------------------------------------------------===// |
| 1746 | // Statement Parsing Callbacks: SemaStmt.cpp. |
| 1747 | public: |
Anders Carlsson | 6b1d283 | 2009-05-17 21:11:30 +0000 | [diff] [blame] | 1748 | virtual OwningStmtResult ActOnExprStmt(FullExprArg Expr); |
Sebastian Redl | a60528c | 2008-12-21 12:04:03 +0000 | [diff] [blame] | 1749 | |
| 1750 | virtual OwningStmtResult ActOnNullStmt(SourceLocation SemiLoc); |
| 1751 | virtual OwningStmtResult ActOnCompoundStmt(SourceLocation L, SourceLocation R, |
| 1752 | MultiStmtArg Elts, |
| 1753 | bool isStmtExpr); |
Chris Lattner | 682bf92 | 2009-03-29 16:50:03 +0000 | [diff] [blame] | 1754 | virtual OwningStmtResult ActOnDeclStmt(DeclGroupPtrTy Decl, |
Chris Lattner | b28317a | 2009-03-28 19:18:32 +0000 | [diff] [blame] | 1755 | SourceLocation StartLoc, |
Sebastian Redl | a60528c | 2008-12-21 12:04:03 +0000 | [diff] [blame] | 1756 | SourceLocation EndLoc); |
Fariborz Jahanian | a7cf23a | 2009-11-19 22:12:37 +0000 | [diff] [blame] | 1757 | virtual void ActOnForEachDeclStmt(DeclGroupPtrTy Decl); |
Sebastian Redl | 117054a | 2008-12-28 16:13:43 +0000 | [diff] [blame] | 1758 | virtual OwningStmtResult ActOnCaseStmt(SourceLocation CaseLoc, ExprArg LHSVal, |
| 1759 | SourceLocation DotDotDotLoc, ExprArg RHSVal, |
Chris Lattner | 24e1e70 | 2009-03-04 04:23:07 +0000 | [diff] [blame] | 1760 | SourceLocation ColonLoc); |
| 1761 | virtual void ActOnCaseStmtBody(StmtTy *CaseStmt, StmtArg SubStmt); |
Mike Stump | 1eb4433 | 2009-09-09 15:08:12 +0000 | [diff] [blame] | 1762 | |
Sebastian Redl | 117054a | 2008-12-28 16:13:43 +0000 | [diff] [blame] | 1763 | virtual OwningStmtResult ActOnDefaultStmt(SourceLocation DefaultLoc, |
| 1764 | SourceLocation ColonLoc, |
| 1765 | StmtArg SubStmt, Scope *CurScope); |
Sebastian Redl | de30747 | 2009-01-11 00:38:46 +0000 | [diff] [blame] | 1766 | virtual OwningStmtResult ActOnLabelStmt(SourceLocation IdentLoc, |
| 1767 | IdentifierInfo *II, |
| 1768 | SourceLocation ColonLoc, |
| 1769 | StmtArg SubStmt); |
Mike Stump | 1eb4433 | 2009-09-09 15:08:12 +0000 | [diff] [blame] | 1770 | virtual OwningStmtResult ActOnIfStmt(SourceLocation IfLoc, |
Douglas Gregor | 99e9b4d | 2009-11-25 00:27:52 +0000 | [diff] [blame] | 1771 | FullExprArg CondVal, DeclPtrTy CondVar, |
| 1772 | StmtArg ThenVal, |
Anders Carlsson | a99fad8 | 2009-05-17 18:26:53 +0000 | [diff] [blame] | 1773 | SourceLocation ElseLoc, StmtArg ElseVal); |
Douglas Gregor | 586596f | 2010-05-06 17:25:47 +0000 | [diff] [blame] | 1774 | virtual OwningStmtResult ActOnStartOfSwitchStmt(SourceLocation SwitchLoc, |
| 1775 | ExprArg Cond, |
Douglas Gregor | 99e9b4d | 2009-11-25 00:27:52 +0000 | [diff] [blame] | 1776 | DeclPtrTy CondVar); |
Sebastian Redl | de30747 | 2009-01-11 00:38:46 +0000 | [diff] [blame] | 1777 | virtual OwningStmtResult ActOnFinishSwitchStmt(SourceLocation SwitchLoc, |
| 1778 | StmtArg Switch, StmtArg Body); |
Mike Stump | 1eb4433 | 2009-09-09 15:08:12 +0000 | [diff] [blame] | 1779 | virtual OwningStmtResult ActOnWhileStmt(SourceLocation WhileLoc, |
Douglas Gregor | 99e9b4d | 2009-11-25 00:27:52 +0000 | [diff] [blame] | 1780 | FullExprArg Cond, |
| 1781 | DeclPtrTy CondVar, StmtArg Body); |
Sebastian Redl | f05b152 | 2009-01-16 23:28:06 +0000 | [diff] [blame] | 1782 | virtual OwningStmtResult ActOnDoStmt(SourceLocation DoLoc, StmtArg Body, |
Chris Lattner | 9891359 | 2009-06-12 23:04:47 +0000 | [diff] [blame] | 1783 | SourceLocation WhileLoc, |
| 1784 | SourceLocation CondLParen, ExprArg Cond, |
| 1785 | SourceLocation CondRParen); |
Sebastian Redl | f05b152 | 2009-01-16 23:28:06 +0000 | [diff] [blame] | 1786 | |
| 1787 | virtual OwningStmtResult ActOnForStmt(SourceLocation ForLoc, |
| 1788 | SourceLocation LParenLoc, |
Douglas Gregor | 99e9b4d | 2009-11-25 00:27:52 +0000 | [diff] [blame] | 1789 | StmtArg First, FullExprArg Second, |
| 1790 | DeclPtrTy SecondVar, |
Sean Hunt | 1e3f5ba | 2010-04-28 23:02:27 +0000 | [diff] [blame] | 1791 | FullExprArg Third, |
Douglas Gregor | 99e9b4d | 2009-11-25 00:27:52 +0000 | [diff] [blame] | 1792 | SourceLocation RParenLoc, |
Sebastian Redl | f05b152 | 2009-01-16 23:28:06 +0000 | [diff] [blame] | 1793 | StmtArg Body); |
| 1794 | virtual OwningStmtResult ActOnObjCForCollectionStmt(SourceLocation ForColLoc, |
| 1795 | SourceLocation LParenLoc, |
| 1796 | StmtArg First, ExprArg Second, |
| 1797 | SourceLocation RParenLoc, StmtArg Body); |
Sebastian Redl | 4cffe2f | 2009-01-18 13:19:59 +0000 | [diff] [blame] | 1798 | |
| 1799 | virtual OwningStmtResult ActOnGotoStmt(SourceLocation GotoLoc, |
| 1800 | SourceLocation LabelLoc, |
| 1801 | IdentifierInfo *LabelII); |
| 1802 | virtual OwningStmtResult ActOnIndirectGotoStmt(SourceLocation GotoLoc, |
| 1803 | SourceLocation StarLoc, |
| 1804 | ExprArg DestExp); |
| 1805 | virtual OwningStmtResult ActOnContinueStmt(SourceLocation ContinueLoc, |
| 1806 | Scope *CurScope); |
| 1807 | virtual OwningStmtResult ActOnBreakStmt(SourceLocation GotoLoc, |
| 1808 | Scope *CurScope); |
| 1809 | |
| 1810 | virtual OwningStmtResult ActOnReturnStmt(SourceLocation ReturnLoc, |
Anders Carlsson | f53b443 | 2009-08-18 16:11:00 +0000 | [diff] [blame] | 1811 | ExprArg RetValExp); |
Sebastian Redl | 4cffe2f | 2009-01-18 13:19:59 +0000 | [diff] [blame] | 1812 | OwningStmtResult ActOnBlockReturnStmt(SourceLocation ReturnLoc, |
| 1813 | Expr *RetValExp); |
| 1814 | |
Sebastian Redl | 3037ed0 | 2009-01-18 16:53:17 +0000 | [diff] [blame] | 1815 | virtual OwningStmtResult ActOnAsmStmt(SourceLocation AsmLoc, |
| 1816 | bool IsSimple, |
| 1817 | bool IsVolatile, |
| 1818 | unsigned NumOutputs, |
| 1819 | unsigned NumInputs, |
Anders Carlsson | ff93dbd | 2010-01-30 22:25:16 +0000 | [diff] [blame] | 1820 | IdentifierInfo **Names, |
Sebastian Redl | 3037ed0 | 2009-01-18 16:53:17 +0000 | [diff] [blame] | 1821 | MultiExprArg Constraints, |
| 1822 | MultiExprArg Exprs, |
| 1823 | ExprArg AsmString, |
| 1824 | MultiExprArg Clobbers, |
Mike Stump | 3b11fd3 | 2010-01-04 22:37:17 +0000 | [diff] [blame] | 1825 | SourceLocation RParenLoc, |
| 1826 | bool MSAsm = false); |
Sebastian Redl | 431e90e | 2009-01-18 17:43:11 +0000 | [diff] [blame] | 1827 | |
Douglas Gregor | 160b563 | 2010-04-26 17:32:49 +0000 | [diff] [blame] | 1828 | |
| 1829 | VarDecl *BuildObjCExceptionDecl(TypeSourceInfo *TInfo, QualType ExceptionType, |
| 1830 | IdentifierInfo *Name, SourceLocation NameLoc, |
| 1831 | bool Invalid = false); |
Sean Hunt | 1e3f5ba | 2010-04-28 23:02:27 +0000 | [diff] [blame] | 1832 | |
Douglas Gregor | 160b563 | 2010-04-26 17:32:49 +0000 | [diff] [blame] | 1833 | virtual DeclPtrTy ActOnObjCExceptionDecl(Scope *S, Declarator &D); |
| 1834 | |
Sebastian Redl | 431e90e | 2009-01-18 17:43:11 +0000 | [diff] [blame] | 1835 | virtual OwningStmtResult ActOnObjCAtCatchStmt(SourceLocation AtLoc, |
| 1836 | SourceLocation RParen, |
Douglas Gregor | 8f5e3dd | 2010-04-23 22:50:49 +0000 | [diff] [blame] | 1837 | DeclPtrTy Parm, StmtArg Body); |
Sebastian Redl | 431e90e | 2009-01-18 17:43:11 +0000 | [diff] [blame] | 1838 | |
| 1839 | virtual OwningStmtResult ActOnObjCAtFinallyStmt(SourceLocation AtLoc, |
| 1840 | StmtArg Body); |
| 1841 | |
| 1842 | virtual OwningStmtResult ActOnObjCAtTryStmt(SourceLocation AtLoc, |
| 1843 | StmtArg Try, |
Sean Hunt | 1e3f5ba | 2010-04-28 23:02:27 +0000 | [diff] [blame] | 1844 | MultiStmtArg Catch, |
Douglas Gregor | 8f5e3dd | 2010-04-23 22:50:49 +0000 | [diff] [blame] | 1845 | StmtArg Finally); |
Sebastian Redl | 431e90e | 2009-01-18 17:43:11 +0000 | [diff] [blame] | 1846 | |
Douglas Gregor | d1377b2 | 2010-04-22 21:44:01 +0000 | [diff] [blame] | 1847 | virtual OwningStmtResult BuildObjCAtThrowStmt(SourceLocation AtLoc, |
| 1848 | ExprArg Throw); |
Sebastian Redl | 431e90e | 2009-01-18 17:43:11 +0000 | [diff] [blame] | 1849 | virtual OwningStmtResult ActOnObjCAtThrowStmt(SourceLocation AtLoc, |
Mike Stump | 1eb4433 | 2009-09-09 15:08:12 +0000 | [diff] [blame] | 1850 | ExprArg Throw, |
Steve Naroff | e21dd6f | 2009-02-11 20:05:44 +0000 | [diff] [blame] | 1851 | Scope *CurScope); |
Sebastian Redl | 431e90e | 2009-01-18 17:43:11 +0000 | [diff] [blame] | 1852 | virtual OwningStmtResult ActOnObjCAtSynchronizedStmt(SourceLocation AtLoc, |
| 1853 | ExprArg SynchExpr, |
| 1854 | StmtArg SynchBody); |
Sebastian Redl | a0fd865 | 2008-12-21 16:41:36 +0000 | [diff] [blame] | 1855 | |
Douglas Gregor | d308e62 | 2009-05-18 20:51:54 +0000 | [diff] [blame] | 1856 | VarDecl *BuildExceptionDeclaration(Scope *S, QualType ExDeclType, |
John McCall | a93c934 | 2009-12-07 02:54:59 +0000 | [diff] [blame] | 1857 | TypeSourceInfo *TInfo, |
Douglas Gregor | d308e62 | 2009-05-18 20:51:54 +0000 | [diff] [blame] | 1858 | IdentifierInfo *Name, |
| 1859 | SourceLocation Loc, |
| 1860 | SourceRange Range); |
Chris Lattner | b28317a | 2009-03-28 19:18:32 +0000 | [diff] [blame] | 1861 | virtual DeclPtrTy ActOnExceptionDeclarator(Scope *S, Declarator &D); |
Douglas Gregor | d308e62 | 2009-05-18 20:51:54 +0000 | [diff] [blame] | 1862 | |
Sebastian Redl | 4b07b29 | 2008-12-22 19:15:10 +0000 | [diff] [blame] | 1863 | virtual OwningStmtResult ActOnCXXCatchBlock(SourceLocation CatchLoc, |
Chris Lattner | b28317a | 2009-03-28 19:18:32 +0000 | [diff] [blame] | 1864 | DeclPtrTy ExDecl, |
Sebastian Redl | 4b07b29 | 2008-12-22 19:15:10 +0000 | [diff] [blame] | 1865 | StmtArg HandlerBlock); |
Sebastian Redl | 8351da0 | 2008-12-22 21:35:02 +0000 | [diff] [blame] | 1866 | virtual OwningStmtResult ActOnCXXTryBlock(SourceLocation TryLoc, |
| 1867 | StmtArg TryBlock, |
| 1868 | MultiStmtArg Handlers); |
Sebastian Redl | 13e8854 | 2009-04-27 21:33:24 +0000 | [diff] [blame] | 1869 | void DiagnoseReturnInConstructorExceptionHandler(CXXTryStmt *TryBlock); |
Sebastian Redl | a0fd865 | 2008-12-21 16:41:36 +0000 | [diff] [blame] | 1870 | |
Anders Carlsson | 636463e | 2009-07-30 22:17:18 +0000 | [diff] [blame] | 1871 | /// DiagnoseUnusedExprResult - If the statement passed in is an expression |
| 1872 | /// whose result is unused, warn. |
| 1873 | void DiagnoseUnusedExprResult(const Stmt *S); |
Douglas Gregor | 5764f61 | 2010-05-08 23:05:03 +0000 | [diff] [blame] | 1874 | void DiagnoseUnusedDecl(const NamedDecl *ND); |
| 1875 | |
John McCall | 54abf7d | 2009-11-04 02:18:39 +0000 | [diff] [blame] | 1876 | ParsingDeclStackState PushParsingDeclaration(); |
| 1877 | void PopParsingDeclaration(ParsingDeclStackState S, DeclPtrTy D); |
| 1878 | void EmitDeprecationWarning(NamedDecl *D, SourceLocation Loc); |
| 1879 | |
John McCall | 2f51448 | 2010-01-27 03:50:35 +0000 | [diff] [blame] | 1880 | void HandleDelayedDeprecationCheck(DelayedDiagnostic &DD, Decl *Ctx); |
| 1881 | |
Reid Spencer | 5f016e2 | 2007-07-11 17:01:13 +0000 | [diff] [blame] | 1882 | //===--------------------------------------------------------------------===// |
| 1883 | // Expression Parsing Callbacks: SemaExpr.cpp. |
| 1884 | |
John McCall | 54abf7d | 2009-11-04 02:18:39 +0000 | [diff] [blame] | 1885 | bool DiagnoseUseOfDecl(NamedDecl *D, SourceLocation Loc); |
Mike Stump | 1eb4433 | 2009-09-09 15:08:12 +0000 | [diff] [blame] | 1886 | bool DiagnosePropertyAccessorMismatch(ObjCPropertyDecl *PD, |
Fariborz Jahanian | c001e89 | 2009-05-08 20:20:55 +0000 | [diff] [blame] | 1887 | ObjCMethodDecl *Getter, |
| 1888 | SourceLocation Loc); |
Fariborz Jahanian | 5b53005 | 2009-05-13 18:09:35 +0000 | [diff] [blame] | 1889 | void DiagnoseSentinelCalls(NamedDecl *D, SourceLocation Loc, |
| 1890 | Expr **Args, unsigned NumArgs); |
Chris Lattner | 76a642f | 2009-02-15 22:43:40 +0000 | [diff] [blame] | 1891 | |
Douglas Gregor | 2afce72 | 2009-11-26 00:44:06 +0000 | [diff] [blame] | 1892 | virtual void |
Douglas Gregor | ac7610d | 2009-06-22 20:57:11 +0000 | [diff] [blame] | 1893 | PushExpressionEvaluationContext(ExpressionEvaluationContext NewContext); |
Mike Stump | 1eb4433 | 2009-09-09 15:08:12 +0000 | [diff] [blame] | 1894 | |
Douglas Gregor | 2afce72 | 2009-11-26 00:44:06 +0000 | [diff] [blame] | 1895 | virtual void PopExpressionEvaluationContext(); |
Mike Stump | 1eb4433 | 2009-09-09 15:08:12 +0000 | [diff] [blame] | 1896 | |
Douglas Gregor | e0762c9 | 2009-06-19 23:52:42 +0000 | [diff] [blame] | 1897 | void MarkDeclarationReferenced(SourceLocation Loc, Decl *D); |
Douglas Gregor | b4eeaff | 2010-05-07 23:12:07 +0000 | [diff] [blame] | 1898 | void MarkDeclarationsReferencedInType(SourceLocation Loc, QualType T); |
Douglas Gregor | 1c7c3fb | 2009-12-22 01:01:55 +0000 | [diff] [blame] | 1899 | bool DiagRuntimeBehavior(SourceLocation Loc, const PartialDiagnostic &PD); |
Sean Hunt | 1e3f5ba | 2010-04-28 23:02:27 +0000 | [diff] [blame] | 1900 | |
Reid Spencer | 5f016e2 | 2007-07-11 17:01:13 +0000 | [diff] [blame] | 1901 | // Primary Expressions. |
Douglas Gregor | 4b2d3f7 | 2009-02-26 21:00:50 +0000 | [diff] [blame] | 1902 | virtual SourceRange getExprRange(ExprTy *E) const; |
| 1903 | |
Douglas Gregor | 02a24ee | 2009-11-03 16:56:39 +0000 | [diff] [blame] | 1904 | virtual OwningExprResult ActOnIdExpression(Scope *S, |
Jeffrey Yasskin | 9ab1454 | 2010-04-08 16:38:48 +0000 | [diff] [blame] | 1905 | CXXScopeSpec &SS, |
Douglas Gregor | 02a24ee | 2009-11-03 16:56:39 +0000 | [diff] [blame] | 1906 | UnqualifiedId &Name, |
| 1907 | bool HasTrailingLParen, |
| 1908 | bool IsAddressOfOperand); |
John McCall | f7a1a74 | 2009-11-24 19:00:30 +0000 | [diff] [blame] | 1909 | |
Douglas Gregor | 91f7ac7 | 2010-05-18 16:14:23 +0000 | [diff] [blame] | 1910 | bool DiagnoseEmptyLookup(Scope *S, CXXScopeSpec &SS, LookupResult &R, |
| 1911 | CorrectTypoContext CTC = CTC_Unknown); |
John McCall | 578b69b | 2009-12-16 08:11:27 +0000 | [diff] [blame] | 1912 | |
John McCall | f7a1a74 | 2009-11-24 19:00:30 +0000 | [diff] [blame] | 1913 | OwningExprResult LookupInObjCMethod(LookupResult &R, |
| 1914 | Scope *S, |
Fariborz Jahanian | 48c2d56 | 2010-01-12 23:58:59 +0000 | [diff] [blame] | 1915 | IdentifierInfo *II, |
| 1916 | bool AllowBuiltinCreation=false); |
John McCall | f7a1a74 | 2009-11-24 19:00:30 +0000 | [diff] [blame] | 1917 | |
| 1918 | OwningExprResult ActOnDependentIdExpression(const CXXScopeSpec &SS, |
| 1919 | DeclarationName Name, |
| 1920 | SourceLocation NameLoc, |
John McCall | 2f841ba | 2009-12-02 03:53:29 +0000 | [diff] [blame] | 1921 | bool isAddressOfOperand, |
John McCall | f7a1a74 | 2009-11-24 19:00:30 +0000 | [diff] [blame] | 1922 | const TemplateArgumentListInfo *TemplateArgs); |
Sean Hunt | 1e3f5ba | 2010-04-28 23:02:27 +0000 | [diff] [blame] | 1923 | |
John McCall | dbd872f | 2009-12-08 09:08:17 +0000 | [diff] [blame] | 1924 | OwningExprResult BuildDeclRefExpr(ValueDecl *D, QualType Ty, |
Douglas Gregor | 0da76df | 2009-11-23 11:41:28 +0000 | [diff] [blame] | 1925 | SourceLocation Loc, |
Anders Carlsson | e41590d | 2009-06-24 00:10:43 +0000 | [diff] [blame] | 1926 | const CXXScopeSpec *SS = 0); |
Douglas Gregor | ffb4b6e | 2009-04-15 06:41:24 +0000 | [diff] [blame] | 1927 | VarDecl *BuildAnonymousStructUnionMemberPath(FieldDecl *Field, |
| 1928 | llvm::SmallVectorImpl<FieldDecl *> &Path); |
Sebastian Redl | cd965b9 | 2009-01-18 18:53:16 +0000 | [diff] [blame] | 1929 | OwningExprResult |
Douglas Gregor | bcbffc4 | 2009-01-07 00:43:41 +0000 | [diff] [blame] | 1930 | BuildAnonymousStructUnionMemberReference(SourceLocation Loc, |
| 1931 | FieldDecl *Field, |
| 1932 | Expr *BaseObjectExpr = 0, |
| 1933 | SourceLocation OpLoc = SourceLocation()); |
John McCall | 3b4294e | 2009-12-16 12:17:52 +0000 | [diff] [blame] | 1934 | OwningExprResult BuildPossibleImplicitMemberExpr(const CXXScopeSpec &SS, |
| 1935 | LookupResult &R, |
| 1936 | const TemplateArgumentListInfo *TemplateArgs); |
John McCall | aa81e16 | 2009-12-01 22:10:20 +0000 | [diff] [blame] | 1937 | OwningExprResult BuildImplicitMemberExpr(const CXXScopeSpec &SS, |
| 1938 | LookupResult &R, |
| 1939 | const TemplateArgumentListInfo *TemplateArgs, |
| 1940 | bool IsDefiniteInstance); |
John McCall | f7a1a74 | 2009-11-24 19:00:30 +0000 | [diff] [blame] | 1941 | bool UseArgumentDependentLookup(const CXXScopeSpec &SS, |
John McCall | 5b3f913 | 2009-11-22 01:44:31 +0000 | [diff] [blame] | 1942 | const LookupResult &R, |
| 1943 | bool HasTrailingLParen); |
John McCall | f7a1a74 | 2009-11-24 19:00:30 +0000 | [diff] [blame] | 1944 | |
Jeffrey Yasskin | 9ab1454 | 2010-04-08 16:38:48 +0000 | [diff] [blame] | 1945 | OwningExprResult BuildQualifiedDeclarationNameExpr(CXXScopeSpec &SS, |
John McCall | f7a1a74 | 2009-11-24 19:00:30 +0000 | [diff] [blame] | 1946 | DeclarationName Name, |
| 1947 | SourceLocation NameLoc); |
| 1948 | OwningExprResult BuildDependentDeclRefExpr(const CXXScopeSpec &SS, |
| 1949 | DeclarationName Name, |
| 1950 | SourceLocation NameLoc, |
| 1951 | const TemplateArgumentListInfo *TemplateArgs); |
| 1952 | |
| 1953 | OwningExprResult BuildDeclarationNameExpr(const CXXScopeSpec &SS, |
| 1954 | LookupResult &R, |
| 1955 | bool ADL); |
| 1956 | OwningExprResult BuildDeclarationNameExpr(const CXXScopeSpec &SS, |
John McCall | ba13543 | 2009-11-21 08:51:07 +0000 | [diff] [blame] | 1957 | SourceLocation Loc, |
| 1958 | NamedDecl *D); |
Mike Stump | 1eb4433 | 2009-09-09 15:08:12 +0000 | [diff] [blame] | 1959 | |
Sebastian Redl | cd965b9 | 2009-01-18 18:53:16 +0000 | [diff] [blame] | 1960 | virtual OwningExprResult ActOnPredefinedExpr(SourceLocation Loc, |
| 1961 | tok::TokenKind Kind); |
| 1962 | virtual OwningExprResult ActOnNumericConstant(const Token &); |
| 1963 | virtual OwningExprResult ActOnCharacterConstant(const Token &); |
| 1964 | virtual OwningExprResult ActOnParenExpr(SourceLocation L, SourceLocation R, |
| 1965 | ExprArg Val); |
Fariborz Jahanian | f88f7ab | 2009-11-25 01:26:41 +0000 | [diff] [blame] | 1966 | virtual OwningExprResult ActOnParenOrParenListExpr(SourceLocation L, |
Nate Begeman | 2ef13e5 | 2009-08-10 23:49:36 +0000 | [diff] [blame] | 1967 | SourceLocation R, |
Fariborz Jahanian | f88f7ab | 2009-11-25 01:26:41 +0000 | [diff] [blame] | 1968 | MultiExprArg Val, |
| 1969 | TypeTy *TypeOfCast=0); |
Mike Stump | 1eb4433 | 2009-09-09 15:08:12 +0000 | [diff] [blame] | 1970 | |
Steve Naroff | f69936d | 2007-09-16 03:34:24 +0000 | [diff] [blame] | 1971 | /// ActOnStringLiteral - The specified tokens were lexed as pasted string |
Reid Spencer | 5f016e2 | 2007-07-11 17:01:13 +0000 | [diff] [blame] | 1972 | /// fragments (e.g. "foo" "bar" L"baz"). |
Sebastian Redl | 0eb2330 | 2009-01-19 00:08:26 +0000 | [diff] [blame] | 1973 | virtual OwningExprResult ActOnStringLiteral(const Token *Toks, |
| 1974 | unsigned NumToks); |
Sebastian Redl | cd965b9 | 2009-01-18 18:53:16 +0000 | [diff] [blame] | 1975 | |
Reid Spencer | 5f016e2 | 2007-07-11 17:01:13 +0000 | [diff] [blame] | 1976 | // Binary/Unary Operators. 'Tok' is the token for the operator. |
Douglas Gregor | bc736fc | 2009-03-13 23:49:33 +0000 | [diff] [blame] | 1977 | OwningExprResult CreateBuiltinUnaryOp(SourceLocation OpLoc, |
Mike Stump | 1eb4433 | 2009-09-09 15:08:12 +0000 | [diff] [blame] | 1978 | unsigned OpcIn, |
Douglas Gregor | bc736fc | 2009-03-13 23:49:33 +0000 | [diff] [blame] | 1979 | ExprArg InputArg); |
Douglas Gregor | 6ca7cfb | 2009-11-05 00:51:44 +0000 | [diff] [blame] | 1980 | OwningExprResult BuildUnaryOp(Scope *S, SourceLocation OpLoc, |
| 1981 | UnaryOperator::Opcode Opc, ExprArg input); |
Sebastian Redl | 0eb2330 | 2009-01-19 00:08:26 +0000 | [diff] [blame] | 1982 | virtual OwningExprResult ActOnUnaryOp(Scope *S, SourceLocation OpLoc, |
| 1983 | tok::TokenKind Op, ExprArg Input); |
Sebastian Redl | 0518999 | 2008-11-11 17:56:53 +0000 | [diff] [blame] | 1984 | |
John McCall | a93c934 | 2009-12-07 02:54:59 +0000 | [diff] [blame] | 1985 | OwningExprResult CreateSizeOfAlignOfExpr(TypeSourceInfo *T, |
John McCall | 5ab7517 | 2009-11-04 07:28:41 +0000 | [diff] [blame] | 1986 | SourceLocation OpLoc, |
Douglas Gregor | ba49817 | 2009-03-13 21:01:28 +0000 | [diff] [blame] | 1987 | bool isSizeOf, SourceRange R); |
Mike Stump | 1eb4433 | 2009-09-09 15:08:12 +0000 | [diff] [blame] | 1988 | OwningExprResult CreateSizeOfAlignOfExpr(Expr *E, SourceLocation OpLoc, |
Douglas Gregor | ba49817 | 2009-03-13 21:01:28 +0000 | [diff] [blame] | 1989 | bool isSizeOf, SourceRange R); |
Douglas Gregor | bc736fc | 2009-03-13 23:49:33 +0000 | [diff] [blame] | 1990 | virtual OwningExprResult |
| 1991 | ActOnSizeOfAlignOfExpr(SourceLocation OpLoc, bool isSizeof, bool isType, |
| 1992 | void *TyOrEx, const SourceRange &ArgRange); |
Mike Stump | 1eb4433 | 2009-09-09 15:08:12 +0000 | [diff] [blame] | 1993 | |
Chris Lattner | 31e21e0 | 2009-01-24 20:17:12 +0000 | [diff] [blame] | 1994 | bool CheckAlignOfExpr(Expr *E, SourceLocation OpLoc, const SourceRange &R); |
Sebastian Redl | 0518999 | 2008-11-11 17:56:53 +0000 | [diff] [blame] | 1995 | bool CheckSizeOfAlignOfOperand(QualType type, SourceLocation OpLoc, |
| 1996 | const SourceRange &R, bool isSizeof); |
Sebastian Redl | 0eb2330 | 2009-01-19 00:08:26 +0000 | [diff] [blame] | 1997 | |
| 1998 | virtual OwningExprResult ActOnPostfixUnaryOp(Scope *S, SourceLocation OpLoc, |
| 1999 | tok::TokenKind Kind, |
| 2000 | ExprArg Input); |
| 2001 | |
| 2002 | virtual OwningExprResult ActOnArraySubscriptExpr(Scope *S, ExprArg Base, |
| 2003 | SourceLocation LLoc, |
| 2004 | ExprArg Idx, |
| 2005 | SourceLocation RLoc); |
Sebastian Redl | f322ed6 | 2009-10-29 20:17:01 +0000 | [diff] [blame] | 2006 | OwningExprResult CreateBuiltinArraySubscriptExpr(ExprArg Base, |
| 2007 | SourceLocation LLoc, |
| 2008 | ExprArg Idx, |
| 2009 | SourceLocation RLoc); |
Douglas Gregor | c4bf26f | 2009-09-01 00:37:14 +0000 | [diff] [blame] | 2010 | |
John McCall | 129e2df | 2009-11-30 22:42:35 +0000 | [diff] [blame] | 2011 | OwningExprResult BuildMemberReferenceExpr(ExprArg Base, |
John McCall | aa81e16 | 2009-12-01 22:10:20 +0000 | [diff] [blame] | 2012 | QualType BaseType, |
Douglas Gregor | c4bf26f | 2009-09-01 00:37:14 +0000 | [diff] [blame] | 2013 | SourceLocation OpLoc, |
John McCall | 129e2df | 2009-11-30 22:42:35 +0000 | [diff] [blame] | 2014 | bool IsArrow, |
Jeffrey Yasskin | 9ab1454 | 2010-04-08 16:38:48 +0000 | [diff] [blame] | 2015 | CXXScopeSpec &SS, |
John McCall | 129e2df | 2009-11-30 22:42:35 +0000 | [diff] [blame] | 2016 | NamedDecl *FirstQualifierInScope, |
| 2017 | DeclarationName Name, |
| 2018 | SourceLocation NameLoc, |
| 2019 | const TemplateArgumentListInfo *TemplateArgs); |
Mike Stump | 1eb4433 | 2009-09-09 15:08:12 +0000 | [diff] [blame] | 2020 | |
John McCall | 129e2df | 2009-11-30 22:42:35 +0000 | [diff] [blame] | 2021 | OwningExprResult BuildMemberReferenceExpr(ExprArg Base, |
John McCall | aa81e16 | 2009-12-01 22:10:20 +0000 | [diff] [blame] | 2022 | QualType BaseType, |
John McCall | 129e2df | 2009-11-30 22:42:35 +0000 | [diff] [blame] | 2023 | SourceLocation OpLoc, bool IsArrow, |
| 2024 | const CXXScopeSpec &SS, |
John McCall | c2233c5 | 2010-01-15 08:34:02 +0000 | [diff] [blame] | 2025 | NamedDecl *FirstQualifierInScope, |
John McCall | 129e2df | 2009-11-30 22:42:35 +0000 | [diff] [blame] | 2026 | LookupResult &R, |
Douglas Gregor | 06a9f36 | 2010-05-01 20:49:11 +0000 | [diff] [blame] | 2027 | const TemplateArgumentListInfo *TemplateArgs, |
| 2028 | bool SuppressQualifierCheck = false); |
John McCall | 129e2df | 2009-11-30 22:42:35 +0000 | [diff] [blame] | 2029 | |
| 2030 | OwningExprResult LookupMemberExpr(LookupResult &R, Expr *&Base, |
John McCall | 812c154 | 2009-12-07 22:46:59 +0000 | [diff] [blame] | 2031 | bool &IsArrow, SourceLocation OpLoc, |
Jeffrey Yasskin | 9ab1454 | 2010-04-08 16:38:48 +0000 | [diff] [blame] | 2032 | CXXScopeSpec &SS, |
John McCall | ad00b77 | 2010-06-16 08:42:20 +0000 | [diff] [blame] | 2033 | DeclPtrTy ObjCImpDecl, |
| 2034 | bool HasTemplateArgs); |
John McCall | 129e2df | 2009-11-30 22:42:35 +0000 | [diff] [blame] | 2035 | |
| 2036 | bool CheckQualifiedMemberReference(Expr *BaseExpr, QualType BaseType, |
John McCall | 2f841ba | 2009-12-02 03:53:29 +0000 | [diff] [blame] | 2037 | const CXXScopeSpec &SS, |
John McCall | 129e2df | 2009-11-30 22:42:35 +0000 | [diff] [blame] | 2038 | const LookupResult &R); |
| 2039 | |
| 2040 | OwningExprResult ActOnDependentMemberExpr(ExprArg Base, |
John McCall | aa81e16 | 2009-12-01 22:10:20 +0000 | [diff] [blame] | 2041 | QualType BaseType, |
John McCall | 129e2df | 2009-11-30 22:42:35 +0000 | [diff] [blame] | 2042 | bool IsArrow, |
Anders Carlsson | 8f28f99 | 2009-08-26 18:25:21 +0000 | [diff] [blame] | 2043 | SourceLocation OpLoc, |
John McCall | 129e2df | 2009-11-30 22:42:35 +0000 | [diff] [blame] | 2044 | const CXXScopeSpec &SS, |
| 2045 | NamedDecl *FirstQualifierInScope, |
| 2046 | DeclarationName Name, |
| 2047 | SourceLocation NameLoc, |
| 2048 | const TemplateArgumentListInfo *TemplateArgs); |
Mike Stump | 1eb4433 | 2009-09-09 15:08:12 +0000 | [diff] [blame] | 2049 | |
Douglas Gregor | 2d1c214 | 2009-11-03 19:44:04 +0000 | [diff] [blame] | 2050 | virtual OwningExprResult ActOnMemberAccessExpr(Scope *S, ExprArg Base, |
| 2051 | SourceLocation OpLoc, |
| 2052 | tok::TokenKind OpKind, |
Jeffrey Yasskin | 9ab1454 | 2010-04-08 16:38:48 +0000 | [diff] [blame] | 2053 | CXXScopeSpec &SS, |
Douglas Gregor | 2d1c214 | 2009-11-03 19:44:04 +0000 | [diff] [blame] | 2054 | UnqualifiedId &Member, |
| 2055 | DeclPtrTy ObjCImpDecl, |
| 2056 | bool HasTrailingLParen); |
Sean Hunt | 1e3f5ba | 2010-04-28 23:02:27 +0000 | [diff] [blame] | 2057 | |
Fariborz Jahanian | 393612e | 2009-07-21 22:36:06 +0000 | [diff] [blame] | 2058 | virtual void ActOnDefaultCtorInitializers(DeclPtrTy CDtorDecl); |
Sebastian Redl | 0eb2330 | 2009-01-19 00:08:26 +0000 | [diff] [blame] | 2059 | bool ConvertArgumentsForCall(CallExpr *Call, Expr *Fn, |
Douglas Gregor | 88a3514 | 2008-12-22 05:46:06 +0000 | [diff] [blame] | 2060 | FunctionDecl *FDecl, |
Douglas Gregor | 72564e7 | 2009-02-26 23:50:07 +0000 | [diff] [blame] | 2061 | const FunctionProtoType *Proto, |
Douglas Gregor | 88a3514 | 2008-12-22 05:46:06 +0000 | [diff] [blame] | 2062 | Expr **Args, unsigned NumArgs, |
| 2063 | SourceLocation RParenLoc); |
Sebastian Redl | 0eb2330 | 2009-01-19 00:08:26 +0000 | [diff] [blame] | 2064 | |
Steve Naroff | f69936d | 2007-09-16 03:34:24 +0000 | [diff] [blame] | 2065 | /// ActOnCallExpr - Handle a call to Fn with the specified array of arguments. |
Reid Spencer | 5f016e2 | 2007-07-11 17:01:13 +0000 | [diff] [blame] | 2066 | /// This provides the location of the left/right parens and a list of comma |
| 2067 | /// locations. |
Sebastian Redl | 0eb2330 | 2009-01-19 00:08:26 +0000 | [diff] [blame] | 2068 | virtual OwningExprResult ActOnCallExpr(Scope *S, ExprArg Fn, |
| 2069 | SourceLocation LParenLoc, |
| 2070 | MultiExprArg Args, |
| 2071 | SourceLocation *CommaLocs, |
| 2072 | SourceLocation RParenLoc); |
John McCall | aa81e16 | 2009-12-01 22:10:20 +0000 | [diff] [blame] | 2073 | OwningExprResult BuildResolvedCallExpr(Expr *Fn, |
| 2074 | NamedDecl *NDecl, |
| 2075 | SourceLocation LParenLoc, |
| 2076 | Expr **Args, unsigned NumArgs, |
| 2077 | SourceLocation RParenLoc); |
Sebastian Redl | 0eb2330 | 2009-01-19 00:08:26 +0000 | [diff] [blame] | 2078 | |
Nate Begeman | 2ef13e5 | 2009-08-10 23:49:36 +0000 | [diff] [blame] | 2079 | virtual OwningExprResult ActOnCastExpr(Scope *S, SourceLocation LParenLoc, |
| 2080 | TypeTy *Ty, SourceLocation RParenLoc, |
| 2081 | ExprArg Op); |
John McCall | b042fdf | 2010-01-15 18:56:44 +0000 | [diff] [blame] | 2082 | OwningExprResult BuildCStyleCastExpr(SourceLocation LParenLoc, |
| 2083 | TypeSourceInfo *Ty, |
| 2084 | SourceLocation RParenLoc, |
| 2085 | ExprArg Op); |
| 2086 | |
Fariborz Jahanian | a79f8b3 | 2009-11-23 19:51:43 +0000 | [diff] [blame] | 2087 | virtual bool TypeIsVectorType(TypeTy *Ty) { |
| 2088 | return GetTypeFromParser(Ty)->isVectorType(); |
| 2089 | } |
Mike Stump | 1eb4433 | 2009-09-09 15:08:12 +0000 | [diff] [blame] | 2090 | |
Nate Begeman | 2ef13e5 | 2009-08-10 23:49:36 +0000 | [diff] [blame] | 2091 | OwningExprResult MaybeConvertParenListExprToParenExpr(Scope *S, ExprArg ME); |
| 2092 | OwningExprResult ActOnCastOfParenListExpr(Scope *S, SourceLocation LParenLoc, |
| 2093 | SourceLocation RParenLoc, ExprArg E, |
John McCall | 42f56b5 | 2010-01-18 19:35:47 +0000 | [diff] [blame] | 2094 | TypeSourceInfo *TInfo); |
Sebastian Redl | b8a6aca | 2009-01-19 22:31:54 +0000 | [diff] [blame] | 2095 | |
| 2096 | virtual OwningExprResult ActOnCompoundLiteral(SourceLocation LParenLoc, |
| 2097 | TypeTy *Ty, |
| 2098 | SourceLocation RParenLoc, |
| 2099 | ExprArg Op); |
| 2100 | |
John McCall | 42f56b5 | 2010-01-18 19:35:47 +0000 | [diff] [blame] | 2101 | OwningExprResult BuildCompoundLiteralExpr(SourceLocation LParenLoc, |
| 2102 | TypeSourceInfo *TInfo, |
| 2103 | SourceLocation RParenLoc, |
| 2104 | ExprArg InitExpr); |
| 2105 | |
Sebastian Redl | b8a6aca | 2009-01-19 22:31:54 +0000 | [diff] [blame] | 2106 | virtual OwningExprResult ActOnInitList(SourceLocation LParenLoc, |
| 2107 | MultiExprArg InitList, |
Sebastian Redl | b8a6aca | 2009-01-19 22:31:54 +0000 | [diff] [blame] | 2108 | SourceLocation RParenLoc); |
| 2109 | |
Douglas Gregor | 05c13a3 | 2009-01-22 00:58:24 +0000 | [diff] [blame] | 2110 | virtual OwningExprResult ActOnDesignatedInitializer(Designation &Desig, |
| 2111 | SourceLocation Loc, |
Douglas Gregor | eeae8f0 | 2009-03-28 00:41:23 +0000 | [diff] [blame] | 2112 | bool GNUSyntax, |
Douglas Gregor | 05c13a3 | 2009-01-22 00:58:24 +0000 | [diff] [blame] | 2113 | OwningExprResult Init); |
| 2114 | |
Sebastian Redl | b8a6aca | 2009-01-19 22:31:54 +0000 | [diff] [blame] | 2115 | virtual OwningExprResult ActOnBinOp(Scope *S, SourceLocation TokLoc, |
| 2116 | tok::TokenKind Kind, |
| 2117 | ExprArg LHS, ExprArg RHS); |
Douglas Gregor | 6ca7cfb | 2009-11-05 00:51:44 +0000 | [diff] [blame] | 2118 | OwningExprResult BuildBinOp(Scope *S, SourceLocation OpLoc, |
| 2119 | BinaryOperator::Opcode Opc, |
| 2120 | Expr *lhs, Expr *rhs); |
Sebastian Redl | b8a6aca | 2009-01-19 22:31:54 +0000 | [diff] [blame] | 2121 | OwningExprResult CreateBuiltinBinOp(SourceLocation TokLoc, |
| 2122 | unsigned Opc, Expr *lhs, Expr *rhs); |
Douglas Gregor | eaebc75 | 2008-11-06 23:29:22 +0000 | [diff] [blame] | 2123 | |
Steve Naroff | f69936d | 2007-09-16 03:34:24 +0000 | [diff] [blame] | 2124 | /// ActOnConditionalOp - Parse a ?: operation. Note that 'LHS' may be null |
Reid Spencer | 5f016e2 | 2007-07-11 17:01:13 +0000 | [diff] [blame] | 2125 | /// in the case of a the GNU conditional expr extension. |
Sebastian Redl | b8a6aca | 2009-01-19 22:31:54 +0000 | [diff] [blame] | 2126 | virtual OwningExprResult ActOnConditionalOp(SourceLocation QuestionLoc, |
| 2127 | SourceLocation ColonLoc, |
| 2128 | ExprArg Cond, ExprArg LHS, |
| 2129 | ExprArg RHS); |
Reid Spencer | 5f016e2 | 2007-07-11 17:01:13 +0000 | [diff] [blame] | 2130 | |
Steve Naroff | 1b273c4 | 2007-09-16 14:56:35 +0000 | [diff] [blame] | 2131 | /// ActOnAddrLabel - Parse the GNU address of label extension: "&&foo". |
Sebastian Redl | f53597f | 2009-03-15 17:47:39 +0000 | [diff] [blame] | 2132 | virtual OwningExprResult ActOnAddrLabel(SourceLocation OpLoc, |
| 2133 | SourceLocation LabLoc, |
| 2134 | IdentifierInfo *LabelII); |
| 2135 | |
| 2136 | virtual OwningExprResult ActOnStmtExpr(SourceLocation LPLoc, StmtArg SubStmt, |
| 2137 | SourceLocation RPLoc); // "({..})" |
Chris Lattner | 73d0d4f | 2007-08-30 17:45:32 +0000 | [diff] [blame] | 2138 | |
| 2139 | /// __builtin_offsetof(type, a.b[123][456].c) |
Douglas Gregor | 8ecdb65 | 2010-04-28 22:16:22 +0000 | [diff] [blame] | 2140 | OwningExprResult BuildBuiltinOffsetOf(SourceLocation BuiltinLoc, |
| 2141 | TypeSourceInfo *TInfo, |
| 2142 | OffsetOfComponent *CompPtr, |
| 2143 | unsigned NumComponents, |
| 2144 | SourceLocation RParenLoc); |
Sebastian Redl | f53597f | 2009-03-15 17:47:39 +0000 | [diff] [blame] | 2145 | virtual OwningExprResult ActOnBuiltinOffsetOf(Scope *S, |
| 2146 | SourceLocation BuiltinLoc, |
| 2147 | SourceLocation TypeLoc, |
| 2148 | TypeTy *Arg1, |
| 2149 | OffsetOfComponent *CompPtr, |
| 2150 | unsigned NumComponents, |
| 2151 | SourceLocation RParenLoc); |
| 2152 | |
Steve Naroff | d34e915 | 2007-08-01 22:05:33 +0000 | [diff] [blame] | 2153 | // __builtin_types_compatible_p(type1, type2) |
Sebastian Redl | f53597f | 2009-03-15 17:47:39 +0000 | [diff] [blame] | 2154 | virtual OwningExprResult ActOnTypesCompatibleExpr(SourceLocation BuiltinLoc, |
| 2155 | TypeTy *arg1, TypeTy *arg2, |
| 2156 | SourceLocation RPLoc); |
Abramo Bagnara | 3fcb73d | 2010-08-10 08:50:03 +0000 | [diff] [blame] | 2157 | OwningExprResult BuildTypesCompatibleExpr(SourceLocation BuiltinLoc, |
| 2158 | TypeSourceInfo *argTInfo1, |
| 2159 | TypeSourceInfo *argTInfo2, |
| 2160 | SourceLocation RPLoc); |
Sebastian Redl | f53597f | 2009-03-15 17:47:39 +0000 | [diff] [blame] | 2161 | |
Steve Naroff | d04fdd5 | 2007-08-03 21:21:27 +0000 | [diff] [blame] | 2162 | // __builtin_choose_expr(constExpr, expr1, expr2) |
Sebastian Redl | f53597f | 2009-03-15 17:47:39 +0000 | [diff] [blame] | 2163 | virtual OwningExprResult ActOnChooseExpr(SourceLocation BuiltinLoc, |
| 2164 | ExprArg cond, ExprArg expr1, |
| 2165 | ExprArg expr2, SourceLocation RPLoc); |
| 2166 | |
Anders Carlsson | 7c50aca | 2007-10-15 20:28:48 +0000 | [diff] [blame] | 2167 | // __builtin_va_arg(expr, type) |
Sebastian Redl | f53597f | 2009-03-15 17:47:39 +0000 | [diff] [blame] | 2168 | virtual OwningExprResult ActOnVAArg(SourceLocation BuiltinLoc, |
| 2169 | ExprArg expr, TypeTy *type, |
| 2170 | SourceLocation RPLoc); |
Abramo Bagnara | 2cad900 | 2010-08-10 10:06:15 +0000 | [diff] [blame^] | 2171 | OwningExprResult BuildVAArgExpr(SourceLocation BuiltinLoc, |
| 2172 | ExprArg expr, TypeSourceInfo *TInfo, |
| 2173 | SourceLocation RPLoc); |
Steve Naroff | 4eb206b | 2008-09-03 18:15:37 +0000 | [diff] [blame] | 2174 | |
Douglas Gregor | 2d8b273 | 2008-11-29 04:51:27 +0000 | [diff] [blame] | 2175 | // __null |
Sebastian Redl | f53597f | 2009-03-15 17:47:39 +0000 | [diff] [blame] | 2176 | virtual OwningExprResult ActOnGNUNullExpr(SourceLocation TokenLoc); |
Douglas Gregor | 2d8b273 | 2008-11-29 04:51:27 +0000 | [diff] [blame] | 2177 | |
Steve Naroff | 4eb206b | 2008-09-03 18:15:37 +0000 | [diff] [blame] | 2178 | //===------------------------- "Block" Extension ------------------------===// |
| 2179 | |
| 2180 | /// ActOnBlockStart - This callback is invoked when a block literal is |
| 2181 | /// started. |
Steve Naroff | 090276f | 2008-10-10 01:28:17 +0000 | [diff] [blame] | 2182 | virtual void ActOnBlockStart(SourceLocation CaretLoc, Scope *CurScope); |
Sebastian Redl | f53597f | 2009-03-15 17:47:39 +0000 | [diff] [blame] | 2183 | |
Steve Naroff | 090276f | 2008-10-10 01:28:17 +0000 | [diff] [blame] | 2184 | /// ActOnBlockArguments - This callback allows processing of block arguments. |
| 2185 | /// If there are no arguments, this is still invoked. |
Mike Stump | 98eb8a7 | 2009-02-04 22:31:32 +0000 | [diff] [blame] | 2186 | virtual void ActOnBlockArguments(Declarator &ParamInfo, Scope *CurScope); |
Sebastian Redl | f53597f | 2009-03-15 17:47:39 +0000 | [diff] [blame] | 2187 | |
Steve Naroff | 4eb206b | 2008-09-03 18:15:37 +0000 | [diff] [blame] | 2188 | /// ActOnBlockError - If there is an error parsing a block, this callback |
| 2189 | /// is invoked to pop the information about the block from the action impl. |
| 2190 | virtual void ActOnBlockError(SourceLocation CaretLoc, Scope *CurScope); |
Sebastian Redl | f53597f | 2009-03-15 17:47:39 +0000 | [diff] [blame] | 2191 | |
Steve Naroff | 4eb206b | 2008-09-03 18:15:37 +0000 | [diff] [blame] | 2192 | /// ActOnBlockStmtExpr - This is called when the body of a block statement |
| 2193 | /// literal was successfully completed. ^(int x){...} |
Sebastian Redl | f53597f | 2009-03-15 17:47:39 +0000 | [diff] [blame] | 2194 | virtual OwningExprResult ActOnBlockStmtExpr(SourceLocation CaretLoc, |
| 2195 | StmtArg Body, Scope *CurScope); |
Steve Naroff | 4eb206b | 2008-09-03 18:15:37 +0000 | [diff] [blame] | 2196 | |
Chris Lattner | 76a642f | 2009-02-15 22:43:40 +0000 | [diff] [blame] | 2197 | //===---------------------------- C++ Features --------------------------===// |
| 2198 | |
Argyrios Kyrtzidis | 2d1c5d3 | 2008-04-27 13:50:30 +0000 | [diff] [blame] | 2199 | // Act on C++ namespaces |
Chris Lattner | b28317a | 2009-03-28 19:18:32 +0000 | [diff] [blame] | 2200 | virtual DeclPtrTy ActOnStartNamespaceDef(Scope *S, SourceLocation IdentLoc, |
| 2201 | IdentifierInfo *Ident, |
Anders Carlsson | 2a3503d | 2010-02-07 01:09:23 +0000 | [diff] [blame] | 2202 | SourceLocation LBrace, |
| 2203 | AttributeList *AttrList); |
Chris Lattner | b28317a | 2009-03-28 19:18:32 +0000 | [diff] [blame] | 2204 | virtual void ActOnFinishNamespaceDef(DeclPtrTy Dcl, SourceLocation RBrace); |
Argyrios Kyrtzidis | 2d1c5d3 | 2008-04-27 13:50:30 +0000 | [diff] [blame] | 2205 | |
Argyrios Kyrtzidis | 76c38d3 | 2010-08-02 07:14:54 +0000 | [diff] [blame] | 2206 | NamespaceDecl *getStdNamespace() const { |
| 2207 | return cast_or_null<NamespaceDecl>( |
| 2208 | StdNamespace.get(Context.getExternalSource())); |
| 2209 | } |
Argyrios Kyrtzidis | 26faaac | 2010-08-02 07:14:39 +0000 | [diff] [blame] | 2210 | NamespaceDecl *getOrCreateStdNamespace(); |
Argyrios Kyrtzidis | 76c38d3 | 2010-08-02 07:14:54 +0000 | [diff] [blame] | 2211 | |
| 2212 | CXXRecordDecl *getStdBadAlloc() const { |
| 2213 | return cast_or_null<CXXRecordDecl>( |
| 2214 | StdBadAlloc.get(Context.getExternalSource())); |
| 2215 | } |
| 2216 | |
Chris Lattner | b28317a | 2009-03-28 19:18:32 +0000 | [diff] [blame] | 2217 | virtual DeclPtrTy ActOnUsingDirective(Scope *CurScope, |
| 2218 | SourceLocation UsingLoc, |
| 2219 | SourceLocation NamespcLoc, |
Jeffrey Yasskin | 9ab1454 | 2010-04-08 16:38:48 +0000 | [diff] [blame] | 2220 | CXXScopeSpec &SS, |
Chris Lattner | b28317a | 2009-03-28 19:18:32 +0000 | [diff] [blame] | 2221 | SourceLocation IdentLoc, |
| 2222 | IdentifierInfo *NamespcName, |
| 2223 | AttributeList *AttrList); |
Mike Stump | 1eb4433 | 2009-09-09 15:08:12 +0000 | [diff] [blame] | 2224 | |
Douglas Gregor | 2a3009a | 2009-02-03 19:21:40 +0000 | [diff] [blame] | 2225 | void PushUsingDirective(Scope *S, UsingDirectiveDecl *UDir); |
| 2226 | |
Chris Lattner | b28317a | 2009-03-28 19:18:32 +0000 | [diff] [blame] | 2227 | virtual DeclPtrTy ActOnNamespaceAliasDef(Scope *CurScope, |
Anders Carlsson | 03bd5a1 | 2009-03-28 22:53:22 +0000 | [diff] [blame] | 2228 | SourceLocation NamespaceLoc, |
Chris Lattner | b28317a | 2009-03-28 19:18:32 +0000 | [diff] [blame] | 2229 | SourceLocation AliasLoc, |
| 2230 | IdentifierInfo *Alias, |
Jeffrey Yasskin | 9ab1454 | 2010-04-08 16:38:48 +0000 | [diff] [blame] | 2231 | CXXScopeSpec &SS, |
Anders Carlsson | 03bd5a1 | 2009-03-28 22:53:22 +0000 | [diff] [blame] | 2232 | SourceLocation IdentLoc, |
| 2233 | IdentifierInfo *Ident); |
Douglas Gregor | 9cfbe48 | 2009-06-20 00:51:54 +0000 | [diff] [blame] | 2234 | |
John McCall | 9f54ad4 | 2009-12-10 09:41:52 +0000 | [diff] [blame] | 2235 | void HideUsingShadowDecl(Scope *S, UsingShadowDecl *Shadow); |
| 2236 | bool CheckUsingShadowDecl(UsingDecl *UD, NamedDecl *Target, |
| 2237 | const LookupResult &PreviousDecls); |
| 2238 | UsingShadowDecl *BuildUsingShadowDecl(Scope *S, UsingDecl *UD, |
| 2239 | NamedDecl *Target); |
John McCall | 604e7f1 | 2009-12-08 07:46:18 +0000 | [diff] [blame] | 2240 | |
John McCall | 9f54ad4 | 2009-12-10 09:41:52 +0000 | [diff] [blame] | 2241 | bool CheckUsingDeclRedeclaration(SourceLocation UsingLoc, |
| 2242 | bool isTypeName, |
| 2243 | const CXXScopeSpec &SS, |
| 2244 | SourceLocation NameLoc, |
| 2245 | const LookupResult &Previous); |
John McCall | ed97649 | 2009-12-04 22:46:56 +0000 | [diff] [blame] | 2246 | bool CheckUsingDeclQualifier(SourceLocation UsingLoc, |
| 2247 | const CXXScopeSpec &SS, |
| 2248 | SourceLocation NameLoc); |
| 2249 | |
John McCall | 9488ea1 | 2009-11-17 05:59:44 +0000 | [diff] [blame] | 2250 | NamedDecl *BuildUsingDeclaration(Scope *S, AccessSpecifier AS, |
| 2251 | SourceLocation UsingLoc, |
Jeffrey Yasskin | 9ab1454 | 2010-04-08 16:38:48 +0000 | [diff] [blame] | 2252 | CXXScopeSpec &SS, |
Anders Carlsson | c72160b | 2009-08-28 05:40:36 +0000 | [diff] [blame] | 2253 | SourceLocation IdentLoc, |
| 2254 | DeclarationName Name, |
| 2255 | AttributeList *AttrList, |
John McCall | 7ba107a | 2009-11-18 02:36:19 +0000 | [diff] [blame] | 2256 | bool IsInstantiation, |
| 2257 | bool IsTypeName, |
| 2258 | SourceLocation TypenameLoc); |
Mike Stump | 1eb4433 | 2009-09-09 15:08:12 +0000 | [diff] [blame] | 2259 | |
Douglas Gregor | 9cfbe48 | 2009-06-20 00:51:54 +0000 | [diff] [blame] | 2260 | virtual DeclPtrTy ActOnUsingDeclaration(Scope *CurScope, |
Anders Carlsson | 595adc1 | 2009-08-29 19:54:19 +0000 | [diff] [blame] | 2261 | AccessSpecifier AS, |
John McCall | 60fa3cf | 2009-12-11 02:10:03 +0000 | [diff] [blame] | 2262 | bool HasUsingKeyword, |
Anders Carlsson | c72160b | 2009-08-28 05:40:36 +0000 | [diff] [blame] | 2263 | SourceLocation UsingLoc, |
Jeffrey Yasskin | 9ab1454 | 2010-04-08 16:38:48 +0000 | [diff] [blame] | 2264 | CXXScopeSpec &SS, |
Douglas Gregor | 12c118a | 2009-11-04 16:30:06 +0000 | [diff] [blame] | 2265 | UnqualifiedId &Name, |
Anders Carlsson | c72160b | 2009-08-28 05:40:36 +0000 | [diff] [blame] | 2266 | AttributeList *AttrList, |
John McCall | 7ba107a | 2009-11-18 02:36:19 +0000 | [diff] [blame] | 2267 | bool IsTypeName, |
| 2268 | SourceLocation TypenameLoc); |
Mike Stump | 1eb4433 | 2009-09-09 15:08:12 +0000 | [diff] [blame] | 2269 | |
| 2270 | /// AddCXXDirectInitializerToDecl - This action is called immediately after |
Argyrios Kyrtzidis | 73a0d88 | 2008-10-06 17:10:33 +0000 | [diff] [blame] | 2271 | /// ActOnDeclarator, when a C++ direct initializer is present. |
| 2272 | /// e.g: "int x(1);" |
Chris Lattner | b28317a | 2009-03-28 19:18:32 +0000 | [diff] [blame] | 2273 | virtual void AddCXXDirectInitializerToDecl(DeclPtrTy Dcl, |
Argyrios Kyrtzidis | 73a0d88 | 2008-10-06 17:10:33 +0000 | [diff] [blame] | 2274 | SourceLocation LParenLoc, |
Sebastian Redl | f53597f | 2009-03-15 17:47:39 +0000 | [diff] [blame] | 2275 | MultiExprArg Exprs, |
Argyrios Kyrtzidis | 73a0d88 | 2008-10-06 17:10:33 +0000 | [diff] [blame] | 2276 | SourceLocation *CommaLocs, |
| 2277 | SourceLocation RParenLoc); |
| 2278 | |
Anders Carlsson | 49d4401 | 2009-04-24 05:16:06 +0000 | [diff] [blame] | 2279 | /// InitializeVarWithConstructor - Creates an CXXConstructExpr |
| 2280 | /// and sets it as the initializer for the the passed in VarDecl. |
Mike Stump | 1eb4433 | 2009-09-09 15:08:12 +0000 | [diff] [blame] | 2281 | bool InitializeVarWithConstructor(VarDecl *VD, |
Anders Carlsson | 930e8d0 | 2009-04-16 23:50:50 +0000 | [diff] [blame] | 2282 | CXXConstructorDecl *Constructor, |
Anders Carlsson | f47511a | 2009-09-07 22:23:31 +0000 | [diff] [blame] | 2283 | MultiExprArg Exprs); |
Anders Carlsson | 9abf2ae | 2009-08-16 05:13:48 +0000 | [diff] [blame] | 2284 | |
Anders Carlsson | ec8e5ea | 2009-09-05 07:40:38 +0000 | [diff] [blame] | 2285 | /// BuildCXXConstructExpr - Creates a complete call to a constructor, |
| 2286 | /// including handling of its default argument expressions. |
Anders Carlsson | 72e96fd | 2010-05-02 22:54:08 +0000 | [diff] [blame] | 2287 | OwningExprResult |
| 2288 | BuildCXXConstructExpr(SourceLocation ConstructLoc, QualType DeclInitType, |
| 2289 | CXXConstructorDecl *Constructor, MultiExprArg Exprs, |
| 2290 | bool RequiresZeroInit = false, |
| 2291 | CXXConstructExpr::ConstructionKind ConstructKind = |
| 2292 | CXXConstructExpr::CK_Complete); |
Anders Carlsson | 9abf2ae | 2009-08-16 05:13:48 +0000 | [diff] [blame] | 2293 | |
Anders Carlsson | ec8e5ea | 2009-09-05 07:40:38 +0000 | [diff] [blame] | 2294 | // FIXME: Can re remove this and have the above BuildCXXConstructExpr check if |
| 2295 | // the constructor can be elidable? |
Anders Carlsson | 72e96fd | 2010-05-02 22:54:08 +0000 | [diff] [blame] | 2296 | OwningExprResult |
| 2297 | BuildCXXConstructExpr(SourceLocation ConstructLoc, QualType DeclInitType, |
| 2298 | CXXConstructorDecl *Constructor, bool Elidable, |
| 2299 | MultiExprArg Exprs, bool RequiresZeroInit = false, |
| 2300 | CXXConstructExpr::ConstructionKind ConstructKind = |
| 2301 | CXXConstructExpr::CK_Complete); |
Mike Stump | 1eb4433 | 2009-09-09 15:08:12 +0000 | [diff] [blame] | 2302 | |
Anders Carlsson | 56c5e33 | 2009-08-25 03:49:14 +0000 | [diff] [blame] | 2303 | /// BuildCXXDefaultArgExpr - Creates a CXXDefaultArgExpr, instantiating |
| 2304 | /// the default expr if needed. |
| 2305 | OwningExprResult BuildCXXDefaultArgExpr(SourceLocation CallLoc, |
| 2306 | FunctionDecl *FD, |
| 2307 | ParmVarDecl *Param); |
Mike Stump | 1eb4433 | 2009-09-09 15:08:12 +0000 | [diff] [blame] | 2308 | |
Fariborz Jahanian | a83f7ed | 2009-08-03 19:13:25 +0000 | [diff] [blame] | 2309 | /// FinalizeVarWithDestructor - Prepare for calling destructor on the |
| 2310 | /// constructed variable. |
John McCall | 68c6c9a | 2010-02-02 09:10:11 +0000 | [diff] [blame] | 2311 | void FinalizeVarWithDestructor(VarDecl *VD, const RecordType *DeclInitType); |
Mike Stump | 1eb4433 | 2009-09-09 15:08:12 +0000 | [diff] [blame] | 2312 | |
Douglas Gregor | 32df23e | 2010-07-01 22:02:46 +0000 | [diff] [blame] | 2313 | /// \brief Declare the implicit default constructor for the given class. |
| 2314 | /// |
Douglas Gregor | 32df23e | 2010-07-01 22:02:46 +0000 | [diff] [blame] | 2315 | /// \param ClassDecl The class declaration into which the implicit |
| 2316 | /// default constructor will be added. |
| 2317 | /// |
| 2318 | /// \returns The implicitly-declared default constructor. |
Douglas Gregor | 23c94db | 2010-07-02 17:43:08 +0000 | [diff] [blame] | 2319 | CXXConstructorDecl *DeclareImplicitDefaultConstructor( |
Douglas Gregor | 32df23e | 2010-07-01 22:02:46 +0000 | [diff] [blame] | 2320 | CXXRecordDecl *ClassDecl); |
| 2321 | |
Mike Stump | 1eb4433 | 2009-09-09 15:08:12 +0000 | [diff] [blame] | 2322 | /// DefineImplicitDefaultConstructor - Checks for feasibility of |
Fariborz Jahanian | f8dcb86 | 2009-06-19 19:55:27 +0000 | [diff] [blame] | 2323 | /// defining this constructor as the default constructor. |
| 2324 | void DefineImplicitDefaultConstructor(SourceLocation CurrentLocation, |
| 2325 | CXXConstructorDecl *Constructor); |
Mike Stump | 1eb4433 | 2009-09-09 15:08:12 +0000 | [diff] [blame] | 2326 | |
Douglas Gregor | fabd43a | 2010-07-01 19:09:28 +0000 | [diff] [blame] | 2327 | /// \brief Declare the implicit destructor for the given class. |
| 2328 | /// |
Douglas Gregor | fabd43a | 2010-07-01 19:09:28 +0000 | [diff] [blame] | 2329 | /// \param ClassDecl The class declaration into which the implicit |
| 2330 | /// destructor will be added. |
| 2331 | /// |
| 2332 | /// \returns The implicitly-declared destructor. |
Douglas Gregor | 23c94db | 2010-07-02 17:43:08 +0000 | [diff] [blame] | 2333 | CXXDestructorDecl *DeclareImplicitDestructor(CXXRecordDecl *ClassDecl); |
Douglas Gregor | fabd43a | 2010-07-01 19:09:28 +0000 | [diff] [blame] | 2334 | |
Mike Stump | 1eb4433 | 2009-09-09 15:08:12 +0000 | [diff] [blame] | 2335 | /// DefineImplicitDestructor - Checks for feasibility of |
Fariborz Jahanian | 8d2b356 | 2009-06-26 23:49:16 +0000 | [diff] [blame] | 2336 | /// defining this destructor as the default destructor. |
| 2337 | void DefineImplicitDestructor(SourceLocation CurrentLocation, |
Douglas Gregor | fabd43a | 2010-07-01 19:09:28 +0000 | [diff] [blame] | 2338 | CXXDestructorDecl *Destructor); |
Mike Stump | 1eb4433 | 2009-09-09 15:08:12 +0000 | [diff] [blame] | 2339 | |
Douglas Gregor | 4a0c26f | 2010-07-01 17:57:27 +0000 | [diff] [blame] | 2340 | /// \brief Declare the implicit copy constructor for the given class. |
| 2341 | /// |
| 2342 | /// \param S The scope of the class, which may be NULL if this is a |
| 2343 | /// template instantiation. |
| 2344 | /// |
| 2345 | /// \param ClassDecl The class declaration into which the implicit |
| 2346 | /// copy constructor will be added. |
| 2347 | /// |
| 2348 | /// \returns The implicitly-declared copy constructor. |
Douglas Gregor | 23c94db | 2010-07-02 17:43:08 +0000 | [diff] [blame] | 2349 | CXXConstructorDecl *DeclareImplicitCopyConstructor(CXXRecordDecl *ClassDecl); |
Douglas Gregor | 4a0c26f | 2010-07-01 17:57:27 +0000 | [diff] [blame] | 2350 | |
Mike Stump | 1eb4433 | 2009-09-09 15:08:12 +0000 | [diff] [blame] | 2351 | /// DefineImplicitCopyConstructor - Checks for feasibility of |
Fariborz Jahanian | 485f087 | 2009-06-22 23:34:40 +0000 | [diff] [blame] | 2352 | /// defining this constructor as the copy constructor. |
| 2353 | void DefineImplicitCopyConstructor(SourceLocation CurrentLocation, |
| 2354 | CXXConstructorDecl *Constructor, |
| 2355 | unsigned TypeQuals); |
Mike Stump | 1eb4433 | 2009-09-09 15:08:12 +0000 | [diff] [blame] | 2356 | |
Douglas Gregor | d3c3590 | 2010-07-01 16:36:15 +0000 | [diff] [blame] | 2357 | /// \brief Declare the implicit copy assignment operator for the given class. |
| 2358 | /// |
| 2359 | /// \param S The scope of the class, which may be NULL if this is a |
| 2360 | /// template instantiation. |
| 2361 | /// |
| 2362 | /// \param ClassDecl The class declaration into which the implicit |
| 2363 | /// copy-assignment operator will be added. |
| 2364 | /// |
| 2365 | /// \returns The implicitly-declared copy assignment operator. |
Douglas Gregor | 23c94db | 2010-07-02 17:43:08 +0000 | [diff] [blame] | 2366 | CXXMethodDecl *DeclareImplicitCopyAssignment(CXXRecordDecl *ClassDecl); |
Douglas Gregor | d3c3590 | 2010-07-01 16:36:15 +0000 | [diff] [blame] | 2367 | |
| 2368 | /// \brief Defined an implicitly-declared copy assignment operator. |
Douglas Gregor | 39957dc | 2010-05-01 15:04:51 +0000 | [diff] [blame] | 2369 | void DefineImplicitCopyAssignment(SourceLocation CurrentLocation, |
| 2370 | CXXMethodDecl *MethodDecl); |
Mike Stump | 1eb4433 | 2009-09-09 15:08:12 +0000 | [diff] [blame] | 2371 | |
Douglas Gregor | 4923aa2 | 2010-07-02 20:37:36 +0000 | [diff] [blame] | 2372 | /// \brief Force the declaration of any implicitly-declared members of this |
| 2373 | /// class. |
| 2374 | void ForceDeclarationOfImplicitMembers(CXXRecordDecl *Class); |
| 2375 | |
Anders Carlsson | def1199 | 2009-05-30 20:36:53 +0000 | [diff] [blame] | 2376 | /// MaybeBindToTemporary - If the passed in expression has a record type with |
| 2377 | /// a non-trivial destructor, this will return CXXBindTemporaryExpr. Otherwise |
| 2378 | /// it simply returns the passed in expression. |
| 2379 | OwningExprResult MaybeBindToTemporary(Expr *E); |
Mike Stump | 1eb4433 | 2009-09-09 15:08:12 +0000 | [diff] [blame] | 2380 | |
Douglas Gregor | 39da0b8 | 2009-09-09 23:08:42 +0000 | [diff] [blame] | 2381 | bool CompleteConstructorCall(CXXConstructorDecl *Constructor, |
| 2382 | MultiExprArg ArgsPtr, |
Douglas Gregor | 523d46a | 2010-04-18 07:40:54 +0000 | [diff] [blame] | 2383 | SourceLocation Loc, |
Douglas Gregor | 39da0b8 | 2009-09-09 23:08:42 +0000 | [diff] [blame] | 2384 | ASTOwningVector<&ActionBase::DeleteExpr> &ConvertedArgs); |
Sean Hunt | 1e3f5ba | 2010-04-28 23:02:27 +0000 | [diff] [blame] | 2385 | |
Douglas Gregor | 124b878 | 2010-02-16 19:09:40 +0000 | [diff] [blame] | 2386 | virtual TypeTy *getDestructorName(SourceLocation TildeLoc, |
| 2387 | IdentifierInfo &II, SourceLocation NameLoc, |
Jeffrey Yasskin | 9ab1454 | 2010-04-08 16:38:48 +0000 | [diff] [blame] | 2388 | Scope *S, CXXScopeSpec &SS, |
Douglas Gregor | 124b878 | 2010-02-16 19:09:40 +0000 | [diff] [blame] | 2389 | TypeTy *ObjectType, |
| 2390 | bool EnteringContext); |
| 2391 | |
Douglas Gregor | 49badde | 2008-10-27 19:41:14 +0000 | [diff] [blame] | 2392 | /// ActOnCXXNamedCast - Parse {dynamic,static,reinterpret,const}_cast's. |
Sebastian Redl | f53597f | 2009-03-15 17:47:39 +0000 | [diff] [blame] | 2393 | virtual OwningExprResult ActOnCXXNamedCast(SourceLocation OpLoc, |
| 2394 | tok::TokenKind Kind, |
| 2395 | SourceLocation LAngleBracketLoc, |
| 2396 | TypeTy *Ty, |
| 2397 | SourceLocation RAngleBracketLoc, |
| 2398 | SourceLocation LParenLoc, |
| 2399 | ExprArg E, |
| 2400 | SourceLocation RParenLoc); |
Reid Spencer | 5f016e2 | 2007-07-11 17:01:13 +0000 | [diff] [blame] | 2401 | |
John McCall | c89724c | 2010-01-15 19:13:16 +0000 | [diff] [blame] | 2402 | OwningExprResult BuildCXXNamedCast(SourceLocation OpLoc, |
| 2403 | tok::TokenKind Kind, |
| 2404 | TypeSourceInfo *Ty, |
| 2405 | ExprArg E, |
| 2406 | SourceRange AngleBrackets, |
| 2407 | SourceRange Parens); |
| 2408 | |
Douglas Gregor | 57fdc8a | 2010-04-26 22:37:10 +0000 | [diff] [blame] | 2409 | OwningExprResult BuildCXXTypeId(QualType TypeInfoType, |
| 2410 | SourceLocation TypeidLoc, |
| 2411 | TypeSourceInfo *Operand, |
| 2412 | SourceLocation RParenLoc); |
| 2413 | OwningExprResult BuildCXXTypeId(QualType TypeInfoType, |
| 2414 | SourceLocation TypeidLoc, |
| 2415 | ExprArg Operand, |
| 2416 | SourceLocation RParenLoc); |
Sean Hunt | 1e3f5ba | 2010-04-28 23:02:27 +0000 | [diff] [blame] | 2417 | |
Sebastian Redl | f53597f | 2009-03-15 17:47:39 +0000 | [diff] [blame] | 2418 | /// ActOnCXXTypeid - Parse typeid( something ). |
| 2419 | virtual OwningExprResult ActOnCXXTypeid(SourceLocation OpLoc, |
| 2420 | SourceLocation LParenLoc, bool isType, |
| 2421 | void *TyOrExpr, |
| 2422 | SourceLocation RParenLoc); |
Sebastian Redl | c42e118 | 2008-11-11 11:37:55 +0000 | [diff] [blame] | 2423 | |
Argyrios Kyrtzidis | 0795232 | 2008-07-01 10:37:29 +0000 | [diff] [blame] | 2424 | //// ActOnCXXThis - Parse 'this' pointer. |
Sebastian Redl | f53597f | 2009-03-15 17:47:39 +0000 | [diff] [blame] | 2425 | virtual OwningExprResult ActOnCXXThis(SourceLocation ThisLoc); |
Argyrios Kyrtzidis | 0795232 | 2008-07-01 10:37:29 +0000 | [diff] [blame] | 2426 | |
Steve Naroff | 1b273c4 | 2007-09-16 14:56:35 +0000 | [diff] [blame] | 2427 | /// ActOnCXXBoolLiteral - Parse {true,false} literals. |
Sebastian Redl | f53597f | 2009-03-15 17:47:39 +0000 | [diff] [blame] | 2428 | virtual OwningExprResult ActOnCXXBoolLiteral(SourceLocation OpLoc, |
| 2429 | tok::TokenKind Kind); |
| 2430 | |
Sebastian Redl | 6e8ed16 | 2009-05-10 18:38:11 +0000 | [diff] [blame] | 2431 | /// ActOnCXXNullPtrLiteral - Parse 'nullptr'. |
| 2432 | virtual OwningExprResult ActOnCXXNullPtrLiteral(SourceLocation Loc); |
| 2433 | |
Chris Lattner | 50dd289 | 2008-02-26 00:51:44 +0000 | [diff] [blame] | 2434 | //// ActOnCXXThrow - Parse throw expressions. |
Sebastian Redl | f53597f | 2009-03-15 17:47:39 +0000 | [diff] [blame] | 2435 | virtual OwningExprResult ActOnCXXThrow(SourceLocation OpLoc, |
| 2436 | ExprArg expr); |
Sebastian Redl | 972041f | 2009-04-27 20:27:31 +0000 | [diff] [blame] | 2437 | bool CheckCXXThrowOperand(SourceLocation ThrowLoc, Expr *&E); |
Chris Lattner | 50dd289 | 2008-02-26 00:51:44 +0000 | [diff] [blame] | 2438 | |
Argyrios Kyrtzidis | 987a14b | 2008-08-22 15:38:55 +0000 | [diff] [blame] | 2439 | /// ActOnCXXTypeConstructExpr - Parse construction of a specified type. |
| 2440 | /// Can be interpreted either as function-style casting ("int(x)") |
| 2441 | /// or class type construction ("ClassType(x,y,z)") |
| 2442 | /// or creation of a value-initialized type ("int()"). |
Sebastian Redl | f53597f | 2009-03-15 17:47:39 +0000 | [diff] [blame] | 2443 | virtual OwningExprResult ActOnCXXTypeConstructExpr(SourceRange TypeRange, |
| 2444 | TypeTy *TypeRep, |
| 2445 | SourceLocation LParenLoc, |
| 2446 | MultiExprArg Exprs, |
| 2447 | SourceLocation *CommaLocs, |
| 2448 | SourceLocation RParenLoc); |
Argyrios Kyrtzidis | 987a14b | 2008-08-22 15:38:55 +0000 | [diff] [blame] | 2449 | |
Sebastian Redl | 4c5d320 | 2008-11-21 19:14:01 +0000 | [diff] [blame] | 2450 | /// ActOnCXXNew - Parsed a C++ 'new' expression. |
Sebastian Redl | f53597f | 2009-03-15 17:47:39 +0000 | [diff] [blame] | 2451 | virtual OwningExprResult ActOnCXXNew(SourceLocation StartLoc, bool UseGlobal, |
| 2452 | SourceLocation PlacementLParen, |
| 2453 | MultiExprArg PlacementArgs, |
| 2454 | SourceLocation PlacementRParen, |
Douglas Gregor | 4bd4031 | 2010-07-13 15:54:32 +0000 | [diff] [blame] | 2455 | SourceRange TypeIdParens, Declarator &D, |
Sebastian Redl | f53597f | 2009-03-15 17:47:39 +0000 | [diff] [blame] | 2456 | SourceLocation ConstructorLParen, |
| 2457 | MultiExprArg ConstructorArgs, |
| 2458 | SourceLocation ConstructorRParen); |
Douglas Gregor | 3433cf7 | 2009-05-21 00:00:09 +0000 | [diff] [blame] | 2459 | OwningExprResult BuildCXXNew(SourceLocation StartLoc, bool UseGlobal, |
| 2460 | SourceLocation PlacementLParen, |
| 2461 | MultiExprArg PlacementArgs, |
| 2462 | SourceLocation PlacementRParen, |
Douglas Gregor | 4bd4031 | 2010-07-13 15:54:32 +0000 | [diff] [blame] | 2463 | SourceRange TypeIdParens, |
Douglas Gregor | 3433cf7 | 2009-05-21 00:00:09 +0000 | [diff] [blame] | 2464 | QualType AllocType, |
| 2465 | SourceLocation TypeLoc, |
| 2466 | SourceRange TypeRange, |
| 2467 | ExprArg ArraySize, |
| 2468 | SourceLocation ConstructorLParen, |
| 2469 | MultiExprArg ConstructorArgs, |
| 2470 | SourceLocation ConstructorRParen); |
Mike Stump | 1eb4433 | 2009-09-09 15:08:12 +0000 | [diff] [blame] | 2471 | |
Douglas Gregor | 3433cf7 | 2009-05-21 00:00:09 +0000 | [diff] [blame] | 2472 | bool CheckAllocatedType(QualType AllocType, SourceLocation Loc, |
| 2473 | SourceRange R); |
Sebastian Redl | 00e68e2 | 2009-02-09 18:24:27 +0000 | [diff] [blame] | 2474 | bool FindAllocationFunctions(SourceLocation StartLoc, SourceRange Range, |
| 2475 | bool UseGlobal, QualType AllocType, bool IsArray, |
Sebastian Redl | b5a57a6 | 2008-12-03 20:26:15 +0000 | [diff] [blame] | 2476 | Expr **PlaceArgs, unsigned NumPlaceArgs, |
| 2477 | FunctionDecl *&OperatorNew, |
| 2478 | FunctionDecl *&OperatorDelete); |
Sebastian Redl | 00e68e2 | 2009-02-09 18:24:27 +0000 | [diff] [blame] | 2479 | bool FindAllocationOverload(SourceLocation StartLoc, SourceRange Range, |
| 2480 | DeclarationName Name, Expr** Args, |
| 2481 | unsigned NumArgs, DeclContext *Ctx, |
Sebastian Redl | 7f66239 | 2008-12-04 22:20:51 +0000 | [diff] [blame] | 2482 | bool AllowMissing, FunctionDecl *&Operator); |
Sebastian Redl | b5a57a6 | 2008-12-03 20:26:15 +0000 | [diff] [blame] | 2483 | void DeclareGlobalNewDelete(); |
| 2484 | void DeclareGlobalAllocationFunction(DeclarationName Name, QualType Return, |
Nuno Lopes | fc28448 | 2009-12-16 16:59:22 +0000 | [diff] [blame] | 2485 | QualType Argument, |
| 2486 | bool addMallocAttr = false); |
Sebastian Redl | 4c5d320 | 2008-11-21 19:14:01 +0000 | [diff] [blame] | 2487 | |
Sean Hunt | 1e3f5ba | 2010-04-28 23:02:27 +0000 | [diff] [blame] | 2488 | bool FindDeallocationFunction(SourceLocation StartLoc, CXXRecordDecl *RD, |
Anders Carlsson | 5ec02ae | 2009-12-02 17:15:43 +0000 | [diff] [blame] | 2489 | DeclarationName Name, FunctionDecl* &Operator); |
Anders Carlsson | 78f7455 | 2009-11-15 18:45:20 +0000 | [diff] [blame] | 2490 | |
Sebastian Redl | 4c5d320 | 2008-11-21 19:14:01 +0000 | [diff] [blame] | 2491 | /// ActOnCXXDelete - Parsed a C++ 'delete' expression |
Sebastian Redl | f53597f | 2009-03-15 17:47:39 +0000 | [diff] [blame] | 2492 | virtual OwningExprResult ActOnCXXDelete(SourceLocation StartLoc, |
| 2493 | bool UseGlobal, bool ArrayForm, |
| 2494 | ExprArg Operand); |
Sebastian Redl | 4c5d320 | 2008-11-21 19:14:01 +0000 | [diff] [blame] | 2495 | |
Douglas Gregor | 99e9b4d | 2009-11-25 00:27:52 +0000 | [diff] [blame] | 2496 | virtual DeclResult ActOnCXXConditionDeclaration(Scope *S, |
| 2497 | Declarator &D); |
Douglas Gregor | 586596f | 2010-05-06 17:25:47 +0000 | [diff] [blame] | 2498 | OwningExprResult CheckConditionVariable(VarDecl *ConditionVar, |
| 2499 | SourceLocation StmtLoc, |
| 2500 | bool ConvertToBoolean); |
Sean Hunt | 1e3f5ba | 2010-04-28 23:02:27 +0000 | [diff] [blame] | 2501 | |
Sebastian Redl | 64b45f7 | 2009-01-05 20:52:13 +0000 | [diff] [blame] | 2502 | /// ActOnUnaryTypeTrait - Parsed one of the unary type trait support |
| 2503 | /// pseudo-functions. |
| 2504 | virtual OwningExprResult ActOnUnaryTypeTrait(UnaryTypeTrait OTT, |
| 2505 | SourceLocation KWLoc, |
| 2506 | SourceLocation LParen, |
| 2507 | TypeTy *Ty, |
| 2508 | SourceLocation RParen); |
Mike Stump | 1eb4433 | 2009-09-09 15:08:12 +0000 | [diff] [blame] | 2509 | |
Douglas Gregor | 2dd078a | 2009-09-02 22:59:36 +0000 | [diff] [blame] | 2510 | virtual OwningExprResult ActOnStartCXXMemberReference(Scope *S, |
| 2511 | ExprArg Base, |
| 2512 | SourceLocation OpLoc, |
| 2513 | tok::TokenKind OpKind, |
Douglas Gregor | d4dca08 | 2010-02-24 18:44:31 +0000 | [diff] [blame] | 2514 | TypeTy *&ObjectType, |
| 2515 | bool &MayBePseudoDestructor); |
| 2516 | |
Douglas Gregor | 7754908 | 2010-02-24 21:29:12 +0000 | [diff] [blame] | 2517 | OwningExprResult DiagnoseDtorReference(SourceLocation NameLoc, |
| 2518 | ExprArg MemExpr); |
Sean Hunt | 1e3f5ba | 2010-04-28 23:02:27 +0000 | [diff] [blame] | 2519 | |
Douglas Gregor | b57fb49 | 2010-02-24 22:38:50 +0000 | [diff] [blame] | 2520 | OwningExprResult BuildPseudoDestructorExpr(ExprArg Base, |
| 2521 | SourceLocation OpLoc, |
| 2522 | tok::TokenKind OpKind, |
| 2523 | const CXXScopeSpec &SS, |
| 2524 | TypeSourceInfo *ScopeType, |
| 2525 | SourceLocation CCLoc, |
Douglas Gregor | fce46ee | 2010-02-24 23:50:37 +0000 | [diff] [blame] | 2526 | SourceLocation TildeLoc, |
Douglas Gregor | a2e7dd2 | 2010-02-25 01:56:36 +0000 | [diff] [blame] | 2527 | PseudoDestructorTypeStorage DestroyedType, |
Douglas Gregor | b57fb49 | 2010-02-24 22:38:50 +0000 | [diff] [blame] | 2528 | bool HasTrailingLParen); |
Sean Hunt | 1e3f5ba | 2010-04-28 23:02:27 +0000 | [diff] [blame] | 2529 | |
Douglas Gregor | d4dca08 | 2010-02-24 18:44:31 +0000 | [diff] [blame] | 2530 | virtual OwningExprResult ActOnPseudoDestructorExpr(Scope *S, ExprArg Base, |
| 2531 | SourceLocation OpLoc, |
| 2532 | tok::TokenKind OpKind, |
Jeffrey Yasskin | 9ab1454 | 2010-04-08 16:38:48 +0000 | [diff] [blame] | 2533 | CXXScopeSpec &SS, |
Douglas Gregor | d4dca08 | 2010-02-24 18:44:31 +0000 | [diff] [blame] | 2534 | UnqualifiedId &FirstTypeName, |
| 2535 | SourceLocation CCLoc, |
| 2536 | SourceLocation TildeLoc, |
| 2537 | UnqualifiedId &SecondTypeName, |
| 2538 | bool HasTrailingLParen); |
Sean Hunt | 1e3f5ba | 2010-04-28 23:02:27 +0000 | [diff] [blame] | 2539 | |
Mike Stump | 1eb4433 | 2009-09-09 15:08:12 +0000 | [diff] [blame] | 2540 | /// MaybeCreateCXXExprWithTemporaries - If the list of temporaries is |
Anders Carlsson | 99ba36d | 2009-06-05 15:38:08 +0000 | [diff] [blame] | 2541 | /// non-empty, will create a new CXXExprWithTemporaries expression. |
| 2542 | /// Otherwise, just returs the passed in expression. |
Anders Carlsson | 0ece491 | 2009-12-15 20:51:39 +0000 | [diff] [blame] | 2543 | Expr *MaybeCreateCXXExprWithTemporaries(Expr *SubExpr); |
Douglas Gregor | 90f9382 | 2009-12-22 22:17:25 +0000 | [diff] [blame] | 2544 | OwningExprResult MaybeCreateCXXExprWithTemporaries(OwningExprResult SubExpr); |
Anders Carlsson | 5ee56e9 | 2009-12-16 02:09:40 +0000 | [diff] [blame] | 2545 | FullExpr CreateFullExpr(Expr *SubExpr); |
Sean Hunt | 1e3f5ba | 2010-04-28 23:02:27 +0000 | [diff] [blame] | 2546 | |
Anders Carlsson | 165a0a0 | 2009-05-17 18:41:29 +0000 | [diff] [blame] | 2547 | virtual OwningExprResult ActOnFinishFullExpr(ExprArg Expr); |
| 2548 | |
Jeffrey Yasskin | 9ab1454 | 2010-04-08 16:38:48 +0000 | [diff] [blame] | 2549 | // Marks SS invalid if it represents an incomplete type. |
John McCall | 77bb1aa | 2010-05-01 00:40:08 +0000 | [diff] [blame] | 2550 | bool RequireCompleteDeclContext(CXXScopeSpec &SS, DeclContext *DC); |
Mike Stump | 1eb4433 | 2009-09-09 15:08:12 +0000 | [diff] [blame] | 2551 | |
Douglas Gregor | 2dd078a | 2009-09-02 22:59:36 +0000 | [diff] [blame] | 2552 | DeclContext *computeDeclContext(QualType T); |
Mike Stump | 1eb4433 | 2009-09-09 15:08:12 +0000 | [diff] [blame] | 2553 | DeclContext *computeDeclContext(const CXXScopeSpec &SS, |
Douglas Gregor | f59a56e | 2009-07-21 23:53:31 +0000 | [diff] [blame] | 2554 | bool EnteringContext = false); |
Douglas Gregor | 5953d8b | 2009-03-19 17:26:29 +0000 | [diff] [blame] | 2555 | bool isDependentScopeSpecifier(const CXXScopeSpec &SS); |
Douglas Gregor | 42af25f | 2009-05-11 19:58:34 +0000 | [diff] [blame] | 2556 | CXXRecordDecl *getCurrentInstantiationOf(NestedNameSpecifier *NNS); |
| 2557 | bool isUnknownSpecialization(const CXXScopeSpec &SS); |
Douglas Gregor | ca5e77f | 2009-03-18 00:36:05 +0000 | [diff] [blame] | 2558 | |
Argyrios Kyrtzidis | ef6e647 | 2008-11-08 17:17:31 +0000 | [diff] [blame] | 2559 | /// ActOnCXXGlobalScopeSpecifier - Return the object that represents the |
| 2560 | /// global scope ('::'). |
| 2561 | virtual CXXScopeTy *ActOnCXXGlobalScopeSpecifier(Scope *S, |
| 2562 | SourceLocation CCLoc); |
| 2563 | |
Douglas Gregor | edc9050 | 2010-02-25 04:46:04 +0000 | [diff] [blame] | 2564 | bool isAcceptableNestedNameSpecifier(NamedDecl *SD); |
Douglas Gregor | c68afe2 | 2009-09-03 21:38:09 +0000 | [diff] [blame] | 2565 | NamedDecl *FindFirstQualifierInScope(Scope *S, NestedNameSpecifier *NNS); |
Mike Stump | 1eb4433 | 2009-09-09 15:08:12 +0000 | [diff] [blame] | 2566 | |
Jeffrey Yasskin | 9ab1454 | 2010-04-08 16:38:48 +0000 | [diff] [blame] | 2567 | virtual bool isNonTypeNestedNameSpecifier(Scope *S, CXXScopeSpec &SS, |
Douglas Gregor | 7754908 | 2010-02-24 21:29:12 +0000 | [diff] [blame] | 2568 | SourceLocation IdLoc, |
| 2569 | IdentifierInfo &II, |
| 2570 | TypeTy *ObjectType); |
Sean Hunt | 1e3f5ba | 2010-04-28 23:02:27 +0000 | [diff] [blame] | 2571 | |
Douglas Gregor | c68afe2 | 2009-09-03 21:38:09 +0000 | [diff] [blame] | 2572 | CXXScopeTy *BuildCXXNestedNameSpecifier(Scope *S, |
Jeffrey Yasskin | 9ab1454 | 2010-04-08 16:38:48 +0000 | [diff] [blame] | 2573 | CXXScopeSpec &SS, |
Douglas Gregor | c68afe2 | 2009-09-03 21:38:09 +0000 | [diff] [blame] | 2574 | SourceLocation IdLoc, |
| 2575 | SourceLocation CCLoc, |
| 2576 | IdentifierInfo &II, |
| 2577 | QualType ObjectType, |
| 2578 | NamedDecl *ScopeLookupResult, |
Chris Lattner | 4664649 | 2009-12-07 01:36:53 +0000 | [diff] [blame] | 2579 | bool EnteringContext, |
| 2580 | bool ErrorRecoveryLookup); |
Mike Stump | 1eb4433 | 2009-09-09 15:08:12 +0000 | [diff] [blame] | 2581 | |
Argyrios Kyrtzidis | ef6e647 | 2008-11-08 17:17:31 +0000 | [diff] [blame] | 2582 | virtual CXXScopeTy *ActOnCXXNestedNameSpecifier(Scope *S, |
Jeffrey Yasskin | 9ab1454 | 2010-04-08 16:38:48 +0000 | [diff] [blame] | 2583 | CXXScopeSpec &SS, |
Argyrios Kyrtzidis | ef6e647 | 2008-11-08 17:17:31 +0000 | [diff] [blame] | 2584 | SourceLocation IdLoc, |
| 2585 | SourceLocation CCLoc, |
Douglas Gregor | 495c35d | 2009-08-25 22:51:20 +0000 | [diff] [blame] | 2586 | IdentifierInfo &II, |
Douglas Gregor | 2dd078a | 2009-09-02 22:59:36 +0000 | [diff] [blame] | 2587 | TypeTy *ObjectType, |
Douglas Gregor | 495c35d | 2009-08-25 22:51:20 +0000 | [diff] [blame] | 2588 | bool EnteringContext); |
Argyrios Kyrtzidis | ef6e647 | 2008-11-08 17:17:31 +0000 | [diff] [blame] | 2589 | |
Chris Lattner | 4664649 | 2009-12-07 01:36:53 +0000 | [diff] [blame] | 2590 | virtual bool IsInvalidUnlessNestedName(Scope *S, |
Jeffrey Yasskin | 9ab1454 | 2010-04-08 16:38:48 +0000 | [diff] [blame] | 2591 | CXXScopeSpec &SS, |
Chris Lattner | 4664649 | 2009-12-07 01:36:53 +0000 | [diff] [blame] | 2592 | IdentifierInfo &II, |
| 2593 | TypeTy *ObjectType, |
| 2594 | bool EnteringContext); |
Sean Hunt | 1e3f5ba | 2010-04-28 23:02:27 +0000 | [diff] [blame] | 2595 | |
Douglas Gregor | 39a8de1 | 2009-02-25 19:37:18 +0000 | [diff] [blame] | 2596 | /// ActOnCXXNestedNameSpecifier - Called during parsing of a |
| 2597 | /// nested-name-specifier that involves a template-id, e.g., |
| 2598 | /// "foo::bar<int, float>::", and now we need to build a scope |
| 2599 | /// specifier. \p SS is empty or the previously parsed nested-name |
| 2600 | /// part ("foo::"), \p Type is the already-parsed class template |
| 2601 | /// specialization (or other template-id that names a type), \p |
| 2602 | /// TypeRange is the source range where the type is located, and \p |
| 2603 | /// CCLoc is the location of the trailing '::'. |
| 2604 | virtual CXXScopeTy *ActOnCXXNestedNameSpecifier(Scope *S, |
| 2605 | const CXXScopeSpec &SS, |
| 2606 | TypeTy *Type, |
| 2607 | SourceRange TypeRange, |
Douglas Gregor | edc9050 | 2010-02-25 04:46:04 +0000 | [diff] [blame] | 2608 | SourceLocation CCLoc); |
Douglas Gregor | 39a8de1 | 2009-02-25 19:37:18 +0000 | [diff] [blame] | 2609 | |
John McCall | e7e278b | 2009-12-11 20:04:54 +0000 | [diff] [blame] | 2610 | virtual bool ShouldEnterDeclaratorScope(Scope *S, const CXXScopeSpec &SS); |
| 2611 | |
Argyrios Kyrtzidis | ef6e647 | 2008-11-08 17:17:31 +0000 | [diff] [blame] | 2612 | /// ActOnCXXEnterDeclaratorScope - Called when a C++ scope specifier (global |
| 2613 | /// scope or nested-name-specifier) is parsed, part of a declarator-id. |
| 2614 | /// After this method is called, according to [C++ 3.4.3p3], names should be |
| 2615 | /// looked up in the declarator-id's scope, until the declarator is parsed and |
| 2616 | /// ActOnCXXExitDeclaratorScope is called. |
| 2617 | /// The 'SS' should be a non-empty valid CXXScopeSpec. |
Jeffrey Yasskin | 9ab1454 | 2010-04-08 16:38:48 +0000 | [diff] [blame] | 2618 | virtual bool ActOnCXXEnterDeclaratorScope(Scope *S, CXXScopeSpec &SS); |
Argyrios Kyrtzidis | ef6e647 | 2008-11-08 17:17:31 +0000 | [diff] [blame] | 2619 | |
| 2620 | /// ActOnCXXExitDeclaratorScope - Called when a declarator that previously |
| 2621 | /// invoked ActOnCXXEnterDeclaratorScope(), is finished. 'SS' is the same |
| 2622 | /// CXXScopeSpec that was passed to ActOnCXXEnterDeclaratorScope as well. |
| 2623 | /// Used to indicate that names should revert to being looked up in the |
| 2624 | /// defining scope. |
Douglas Gregor | 0a59acb | 2008-12-16 00:38:16 +0000 | [diff] [blame] | 2625 | virtual void ActOnCXXExitDeclaratorScope(Scope *S, const CXXScopeSpec &SS); |
Argyrios Kyrtzidis | ef6e647 | 2008-11-08 17:17:31 +0000 | [diff] [blame] | 2626 | |
Argyrios Kyrtzidis | 0ffd9ff | 2009-06-17 22:50:06 +0000 | [diff] [blame] | 2627 | /// ActOnCXXEnterDeclInitializer - Invoked when we are about to parse an |
| 2628 | /// initializer for the declaration 'Dcl'. |
| 2629 | /// After this method is called, according to [C++ 3.4.1p13], if 'Dcl' is a |
| 2630 | /// static data member of class X, names should be looked up in the scope of |
| 2631 | /// class X. |
| 2632 | virtual void ActOnCXXEnterDeclInitializer(Scope *S, DeclPtrTy Dcl); |
| 2633 | |
| 2634 | /// ActOnCXXExitDeclInitializer - Invoked after we are finished parsing an |
| 2635 | /// initializer for the declaration 'Dcl'. |
| 2636 | virtual void ActOnCXXExitDeclInitializer(Scope *S, DeclPtrTy Dcl); |
| 2637 | |
Anders Carlsson | 5508518 | 2007-08-21 17:43:55 +0000 | [diff] [blame] | 2638 | // ParseObjCStringLiteral - Parse Objective-C string literals. |
Mike Stump | 1eb4433 | 2009-09-09 15:08:12 +0000 | [diff] [blame] | 2639 | virtual ExprResult ParseObjCStringLiteral(SourceLocation *AtLocs, |
Chris Lattner | b3a99cd | 2007-12-12 01:04:12 +0000 | [diff] [blame] | 2640 | ExprTy **Strings, |
| 2641 | unsigned NumStrings); |
Mike Stump | 1eb4433 | 2009-09-09 15:08:12 +0000 | [diff] [blame] | 2642 | |
| 2643 | Expr *BuildObjCEncodeExpression(SourceLocation AtLoc, |
Douglas Gregor | 81d3466 | 2010-04-20 15:39:42 +0000 | [diff] [blame] | 2644 | TypeSourceInfo *EncodedTypeInfo, |
Mike Stump | 1eb4433 | 2009-09-09 15:08:12 +0000 | [diff] [blame] | 2645 | SourceLocation RParenLoc); |
John McCall | 6bb8017 | 2010-03-30 21:47:33 +0000 | [diff] [blame] | 2646 | CXXMemberCallExpr *BuildCXXMemberCallExpr(Expr *Exp, |
| 2647 | NamedDecl *FoundDecl, |
| 2648 | CXXMethodDecl *Method); |
Fariborz Jahanian | b740023 | 2009-09-28 23:23:40 +0000 | [diff] [blame] | 2649 | |
Anders Carlsson | f9bcf01 | 2007-08-22 15:14:15 +0000 | [diff] [blame] | 2650 | virtual ExprResult ParseObjCEncodeExpression(SourceLocation AtLoc, |
Chris Lattner | 674af95 | 2007-10-16 22:51:17 +0000 | [diff] [blame] | 2651 | SourceLocation EncodeLoc, |
Anders Carlsson | f9bcf01 | 2007-08-22 15:14:15 +0000 | [diff] [blame] | 2652 | SourceLocation LParenLoc, |
| 2653 | TypeTy *Ty, |
| 2654 | SourceLocation RParenLoc); |
Mike Stump | 1eb4433 | 2009-09-09 15:08:12 +0000 | [diff] [blame] | 2655 | |
Fariborz Jahanian | b62f681 | 2007-10-16 20:40:23 +0000 | [diff] [blame] | 2656 | // ParseObjCSelectorExpression - Build selector expression for @selector |
| 2657 | virtual ExprResult ParseObjCSelectorExpression(Selector Sel, |
| 2658 | SourceLocation AtLoc, |
Fariborz Jahanian | 2a35fa9 | 2007-10-16 23:21:02 +0000 | [diff] [blame] | 2659 | SourceLocation SelLoc, |
Fariborz Jahanian | b62f681 | 2007-10-16 20:40:23 +0000 | [diff] [blame] | 2660 | SourceLocation LParenLoc, |
| 2661 | SourceLocation RParenLoc); |
Mike Stump | 1eb4433 | 2009-09-09 15:08:12 +0000 | [diff] [blame] | 2662 | |
Fariborz Jahanian | 390d50a | 2007-10-17 16:58:11 +0000 | [diff] [blame] | 2663 | // ParseObjCProtocolExpression - Build protocol expression for @protocol |
| 2664 | virtual ExprResult ParseObjCProtocolExpression(IdentifierInfo * ProtocolName, |
| 2665 | SourceLocation AtLoc, |
| 2666 | SourceLocation ProtoLoc, |
| 2667 | SourceLocation LParenLoc, |
| 2668 | SourceLocation RParenLoc); |
Douglas Gregor | e37ac4f | 2008-04-13 21:30:24 +0000 | [diff] [blame] | 2669 | |
| 2670 | //===--------------------------------------------------------------------===// |
Douglas Gregor | 074149e | 2009-01-05 19:45:36 +0000 | [diff] [blame] | 2671 | // C++ Declarations |
| 2672 | // |
Chris Lattner | b28317a | 2009-03-28 19:18:32 +0000 | [diff] [blame] | 2673 | virtual DeclPtrTy ActOnStartLinkageSpecification(Scope *S, |
| 2674 | SourceLocation ExternLoc, |
| 2675 | SourceLocation LangLoc, |
Benjamin Kramer | d566381 | 2010-05-03 13:08:54 +0000 | [diff] [blame] | 2676 | llvm::StringRef Lang, |
Chris Lattner | b28317a | 2009-03-28 19:18:32 +0000 | [diff] [blame] | 2677 | SourceLocation LBraceLoc); |
| 2678 | virtual DeclPtrTy ActOnFinishLinkageSpecification(Scope *S, |
| 2679 | DeclPtrTy LinkageSpec, |
| 2680 | SourceLocation RBraceLoc); |
Douglas Gregor | 074149e | 2009-01-05 19:45:36 +0000 | [diff] [blame] | 2681 | |
| 2682 | |
| 2683 | //===--------------------------------------------------------------------===// |
Douglas Gregor | e37ac4f | 2008-04-13 21:30:24 +0000 | [diff] [blame] | 2684 | // C++ Classes |
| 2685 | // |
Argyrios Kyrtzidis | eb83ecd | 2008-11-08 16:45:02 +0000 | [diff] [blame] | 2686 | virtual bool isCurrentClassName(const IdentifierInfo &II, Scope *S, |
| 2687 | const CXXScopeSpec *SS); |
Sebastian Redl | e2b6833 | 2009-04-12 17:16:29 +0000 | [diff] [blame] | 2688 | |
Abramo Bagnara | 6206d53 | 2010-06-05 05:09:32 +0000 | [diff] [blame] | 2689 | virtual DeclPtrTy ActOnAccessSpecifier(AccessSpecifier Access, |
| 2690 | SourceLocation ASLoc, |
| 2691 | SourceLocation ColonLoc); |
| 2692 | |
Chris Lattner | b28317a | 2009-03-28 19:18:32 +0000 | [diff] [blame] | 2693 | virtual DeclPtrTy ActOnCXXMemberDeclarator(Scope *S, AccessSpecifier AS, |
| 2694 | Declarator &D, |
Douglas Gregor | 37b372b | 2009-08-20 22:52:58 +0000 | [diff] [blame] | 2695 | MultiTemplateParamsArg TemplateParameterLists, |
Chris Lattner | b28317a | 2009-03-28 19:18:32 +0000 | [diff] [blame] | 2696 | ExprTy *BitfieldWidth, |
Sebastian Redl | d1a7846 | 2009-11-24 23:38:44 +0000 | [diff] [blame] | 2697 | ExprTy *Init, bool IsDefinition, |
Sebastian Redl | e2b6833 | 2009-04-12 17:16:29 +0000 | [diff] [blame] | 2698 | bool Deleted = false); |
Argyrios Kyrtzidis | 0795232 | 2008-07-01 10:37:29 +0000 | [diff] [blame] | 2699 | |
Chris Lattner | b28317a | 2009-03-28 19:18:32 +0000 | [diff] [blame] | 2700 | virtual MemInitResult ActOnMemInitializer(DeclPtrTy ConstructorD, |
Douglas Gregor | 7ad8390 | 2008-11-05 04:29:56 +0000 | [diff] [blame] | 2701 | Scope *S, |
Jeffrey Yasskin | 9ab1454 | 2010-04-08 16:38:48 +0000 | [diff] [blame] | 2702 | CXXScopeSpec &SS, |
Douglas Gregor | 7ad8390 | 2008-11-05 04:29:56 +0000 | [diff] [blame] | 2703 | IdentifierInfo *MemberOrBase, |
Fariborz Jahanian | 9617433 | 2009-07-01 19:21:19 +0000 | [diff] [blame] | 2704 | TypeTy *TemplateTypeTy, |
Douglas Gregor | 7ad8390 | 2008-11-05 04:29:56 +0000 | [diff] [blame] | 2705 | SourceLocation IdLoc, |
| 2706 | SourceLocation LParenLoc, |
| 2707 | ExprTy **Args, unsigned NumArgs, |
| 2708 | SourceLocation *CommaLocs, |
| 2709 | SourceLocation RParenLoc); |
| 2710 | |
Eli Friedman | 59c0437 | 2009-07-29 19:44:27 +0000 | [diff] [blame] | 2711 | MemInitResult BuildMemberInitializer(FieldDecl *Member, Expr **Args, |
| 2712 | unsigned NumArgs, SourceLocation IdLoc, |
Douglas Gregor | 802ab45 | 2009-12-02 22:36:29 +0000 | [diff] [blame] | 2713 | SourceLocation LParenLoc, |
Eli Friedman | 59c0437 | 2009-07-29 19:44:27 +0000 | [diff] [blame] | 2714 | SourceLocation RParenLoc); |
| 2715 | |
Douglas Gregor | 802ab45 | 2009-12-02 22:36:29 +0000 | [diff] [blame] | 2716 | MemInitResult BuildBaseInitializer(QualType BaseType, |
John McCall | a93c934 | 2009-12-07 02:54:59 +0000 | [diff] [blame] | 2717 | TypeSourceInfo *BaseTInfo, |
Douglas Gregor | 802ab45 | 2009-12-02 22:36:29 +0000 | [diff] [blame] | 2718 | Expr **Args, unsigned NumArgs, |
| 2719 | SourceLocation LParenLoc, |
Eli Friedman | 59c0437 | 2009-07-29 19:44:27 +0000 | [diff] [blame] | 2720 | SourceLocation RParenLoc, |
| 2721 | CXXRecordDecl *ClassDecl); |
Mike Stump | 1eb4433 | 2009-09-09 15:08:12 +0000 | [diff] [blame] | 2722 | |
Benjamin Kramer | 3f17a37 | 2009-11-09 20:14:44 +0000 | [diff] [blame] | 2723 | bool SetBaseOrMemberInitializers(CXXConstructorDecl *Constructor, |
Douglas Gregor | 9db7dbb | 2010-01-31 09:12:51 +0000 | [diff] [blame] | 2724 | CXXBaseOrMemberInitializer **Initializers, |
Anders Carlsson | ec3332b | 2010-04-02 03:43:34 +0000 | [diff] [blame] | 2725 | unsigned NumInitializers, bool AnyErrors); |
Fariborz Jahanian | e4498c6 | 2010-04-28 16:11:27 +0000 | [diff] [blame] | 2726 | |
| 2727 | void SetIvarInitializers(ObjCImplementationDecl *ObjCImplementation); |
| 2728 | |
Mike Stump | 1eb4433 | 2009-09-09 15:08:12 +0000 | [diff] [blame] | 2729 | |
John McCall | ef027fe | 2010-03-16 21:39:52 +0000 | [diff] [blame] | 2730 | /// MarkBaseAndMemberDestructorsReferenced - Given a record decl, |
| 2731 | /// mark all the non-trivial destructors of its members and bases as |
| 2732 | /// referenced. |
| 2733 | void MarkBaseAndMemberDestructorsReferenced(SourceLocation Loc, |
| 2734 | CXXRecordDecl *Record); |
Mike Stump | 1eb4433 | 2009-09-09 15:08:12 +0000 | [diff] [blame] | 2735 | |
Douglas Gregor | 6fb745b | 2010-05-13 16:44:06 +0000 | [diff] [blame] | 2736 | /// \brief The list of classes whose vtables have been used within |
| 2737 | /// this translation unit, and the source locations at which the |
| 2738 | /// first use occurred. |
| 2739 | llvm::SmallVector<std::pair<CXXRecordDecl *, SourceLocation>, 16> |
| 2740 | VTableUses; |
Anders Carlsson | d6a637f | 2009-12-07 08:24:59 +0000 | [diff] [blame] | 2741 | |
Douglas Gregor | 6fb745b | 2010-05-13 16:44:06 +0000 | [diff] [blame] | 2742 | /// \brief The set of classes whose vtables have been used within |
| 2743 | /// this translation unit, and a bit that will be true if the vtable is |
| 2744 | /// required to be emitted (otherwise, it should be emitted only if needed |
| 2745 | /// by code generation). |
| 2746 | llvm::DenseMap<CXXRecordDecl *, bool> VTablesUsed; |
| 2747 | |
| 2748 | /// \brief A list of all of the dynamic classes in this translation |
| 2749 | /// unit. |
| 2750 | llvm::SmallVector<CXXRecordDecl *, 16> DynamicClasses; |
| 2751 | |
| 2752 | /// \brief Note that the vtable for the given class was used at the |
| 2753 | /// given location. |
| 2754 | void MarkVTableUsed(SourceLocation Loc, CXXRecordDecl *Class, |
| 2755 | bool DefinitionRequired = false); |
Sean Hunt | 1e3f5ba | 2010-04-28 23:02:27 +0000 | [diff] [blame] | 2756 | |
Anders Carlsson | d6a637f | 2009-12-07 08:24:59 +0000 | [diff] [blame] | 2757 | /// MarkVirtualMembersReferenced - Will mark all virtual members of the given |
| 2758 | /// CXXRecordDecl referenced. |
Rafael Espindola | 3e1ae93 | 2010-03-26 00:36:59 +0000 | [diff] [blame] | 2759 | void MarkVirtualMembersReferenced(SourceLocation Loc, |
| 2760 | const CXXRecordDecl *RD); |
Anders Carlsson | d6a637f | 2009-12-07 08:24:59 +0000 | [diff] [blame] | 2761 | |
Douglas Gregor | 6fb745b | 2010-05-13 16:44:06 +0000 | [diff] [blame] | 2762 | /// \brief Define all of the vtables that have been used in this |
| 2763 | /// translation unit and reference any virtual members used by those |
| 2764 | /// vtables. |
| 2765 | /// |
| 2766 | /// \returns true if any work was done, false otherwise. |
| 2767 | bool DefineUsedVTables(); |
Sean Hunt | 1e3f5ba | 2010-04-28 23:02:27 +0000 | [diff] [blame] | 2768 | |
Douglas Gregor | 23c94db | 2010-07-02 17:43:08 +0000 | [diff] [blame] | 2769 | void AddImplicitlyDeclaredMembersToClass(CXXRecordDecl *ClassDecl); |
Douglas Gregor | 396b7cd | 2008-11-03 17:51:48 +0000 | [diff] [blame] | 2770 | |
Mike Stump | 1eb4433 | 2009-09-09 15:08:12 +0000 | [diff] [blame] | 2771 | virtual void ActOnMemInitializers(DeclPtrTy ConstructorDecl, |
Anders Carlsson | a7b3521 | 2009-03-25 02:58:17 +0000 | [diff] [blame] | 2772 | SourceLocation ColonLoc, |
Douglas Gregor | 9db7dbb | 2010-01-31 09:12:51 +0000 | [diff] [blame] | 2773 | MemInitTy **MemInits, unsigned NumMemInits, |
| 2774 | bool AnyErrors); |
Mike Stump | 1eb4433 | 2009-09-09 15:08:12 +0000 | [diff] [blame] | 2775 | |
Douglas Gregor | 23c94db | 2010-07-02 17:43:08 +0000 | [diff] [blame] | 2776 | void CheckCompletedCXXClass(CXXRecordDecl *Record); |
Argyrios Kyrtzidis | 0795232 | 2008-07-01 10:37:29 +0000 | [diff] [blame] | 2777 | virtual void ActOnFinishCXXMemberSpecification(Scope* S, SourceLocation RLoc, |
Chris Lattner | b28317a | 2009-03-28 19:18:32 +0000 | [diff] [blame] | 2778 | DeclPtrTy TagDecl, |
Argyrios Kyrtzidis | 0795232 | 2008-07-01 10:37:29 +0000 | [diff] [blame] | 2779 | SourceLocation LBrac, |
Douglas Gregor | 0b4c9b5 | 2010-03-29 14:42:08 +0000 | [diff] [blame] | 2780 | SourceLocation RBrac, |
| 2781 | AttributeList *AttrList); |
Argyrios Kyrtzidis | 0795232 | 2008-07-01 10:37:29 +0000 | [diff] [blame] | 2782 | |
Douglas Gregor | 6569d68 | 2009-05-27 23:11:45 +0000 | [diff] [blame] | 2783 | virtual void ActOnReenterTemplateScope(Scope *S, DeclPtrTy Template); |
John McCall | 7a1dc56 | 2009-12-19 10:49:29 +0000 | [diff] [blame] | 2784 | virtual void ActOnStartDelayedMemberDeclarations(Scope *S, |
| 2785 | DeclPtrTy Record); |
Chris Lattner | b28317a | 2009-03-28 19:18:32 +0000 | [diff] [blame] | 2786 | virtual void ActOnStartDelayedCXXMethodDeclaration(Scope *S, |
| 2787 | DeclPtrTy Method); |
| 2788 | virtual void ActOnDelayedCXXMethodParameter(Scope *S, DeclPtrTy Param); |
| 2789 | virtual void ActOnFinishDelayedCXXMethodDeclaration(Scope *S, |
| 2790 | DeclPtrTy Method); |
John McCall | 7a1dc56 | 2009-12-19 10:49:29 +0000 | [diff] [blame] | 2791 | virtual void ActOnFinishDelayedMemberDeclarations(Scope *S, |
| 2792 | DeclPtrTy Record); |
Douglas Gregor | 72b505b | 2008-12-16 21:30:33 +0000 | [diff] [blame] | 2793 | |
Mike Stump | 1eb4433 | 2009-09-09 15:08:12 +0000 | [diff] [blame] | 2794 | virtual DeclPtrTy ActOnStaticAssertDeclaration(SourceLocation AssertLoc, |
Chris Lattner | b28317a | 2009-03-28 19:18:32 +0000 | [diff] [blame] | 2795 | ExprArg AssertExpr, |
| 2796 | ExprArg AssertMessageExpr); |
Mike Stump | 1eb4433 | 2009-09-09 15:08:12 +0000 | [diff] [blame] | 2797 | |
Sean Hunt | 1e3f5ba | 2010-04-28 23:02:27 +0000 | [diff] [blame] | 2798 | FriendDecl *CheckFriendTypeDecl(SourceLocation FriendLoc, |
Douglas Gregor | 1d86935 | 2010-04-07 16:53:43 +0000 | [diff] [blame] | 2799 | TypeSourceInfo *TSInfo); |
John McCall | dd4a3b0 | 2009-09-16 22:47:08 +0000 | [diff] [blame] | 2800 | DeclPtrTy ActOnFriendTypeDecl(Scope *S, const DeclSpec &DS, |
| 2801 | MultiTemplateParamsArg TemplateParams); |
John McCall | bbbcdd9 | 2009-09-11 21:02:39 +0000 | [diff] [blame] | 2802 | DeclPtrTy ActOnFriendFunctionDecl(Scope *S, Declarator &D, bool IsDefinition, |
| 2803 | MultiTemplateParamsArg TemplateParams); |
Anders Carlsson | 0033836 | 2009-05-11 22:55:49 +0000 | [diff] [blame] | 2804 | |
Chris Lattner | 6540180 | 2009-04-25 08:28:21 +0000 | [diff] [blame] | 2805 | QualType CheckConstructorDeclarator(Declarator &D, QualType R, |
| 2806 | FunctionDecl::StorageClass& SC); |
Chris Lattner | 6e47501 | 2009-04-25 08:35:12 +0000 | [diff] [blame] | 2807 | void CheckConstructor(CXXConstructorDecl *Constructor); |
Douglas Gregor | d92ec47 | 2010-07-01 05:10:53 +0000 | [diff] [blame] | 2808 | QualType CheckDestructorDeclarator(Declarator &D, QualType R, |
Chris Lattner | 6540180 | 2009-04-25 08:28:21 +0000 | [diff] [blame] | 2809 | FunctionDecl::StorageClass& SC); |
Anders Carlsson | 5ec02ae | 2009-12-02 17:15:43 +0000 | [diff] [blame] | 2810 | bool CheckDestructor(CXXDestructorDecl *Destructor); |
Chris Lattner | 6e47501 | 2009-04-25 08:35:12 +0000 | [diff] [blame] | 2811 | void CheckConversionDeclarator(Declarator &D, QualType &R, |
Douglas Gregor | 2f1bc52 | 2008-11-07 20:08:42 +0000 | [diff] [blame] | 2812 | FunctionDecl::StorageClass& SC); |
Chris Lattner | b28317a | 2009-03-28 19:18:32 +0000 | [diff] [blame] | 2813 | DeclPtrTy ActOnConversionDeclarator(CXXConversionDecl *Conversion); |
Sean Hunt | 1e3f5ba | 2010-04-28 23:02:27 +0000 | [diff] [blame] | 2814 | |
Douglas Gregor | bc0805a | 2008-10-23 00:40:37 +0000 | [diff] [blame] | 2815 | //===--------------------------------------------------------------------===// |
| 2816 | // C++ Derived Classes |
| 2817 | // |
| 2818 | |
| 2819 | /// ActOnBaseSpecifier - Parsed a base specifier |
Douglas Gregor | 2943aed | 2009-03-03 04:44:36 +0000 | [diff] [blame] | 2820 | CXXBaseSpecifier *CheckBaseSpecifier(CXXRecordDecl *Class, |
| 2821 | SourceRange SpecifierRange, |
| 2822 | bool Virtual, AccessSpecifier Access, |
Nick Lewycky | 5606220 | 2010-07-26 16:56:01 +0000 | [diff] [blame] | 2823 | TypeSourceInfo *TInfo); |
Sean Hunt | 1e3f5ba | 2010-04-28 23:02:27 +0000 | [diff] [blame] | 2824 | |
| 2825 | /// SetClassDeclAttributesFromBase - Copies class decl traits |
| 2826 | /// (such as whether the class has a trivial constructor, |
Anders Carlsson | 51f9404 | 2009-12-03 17:49:57 +0000 | [diff] [blame] | 2827 | /// trivial destructor etc) from the given base class. |
| 2828 | void SetClassDeclAttributesFromBase(CXXRecordDecl *Class, |
| 2829 | const CXXRecordDecl *BaseClass, |
| 2830 | bool BaseIsVirtual); |
Sean Hunt | 1e3f5ba | 2010-04-28 23:02:27 +0000 | [diff] [blame] | 2831 | |
Mike Stump | 1eb4433 | 2009-09-09 15:08:12 +0000 | [diff] [blame] | 2832 | virtual BaseResult ActOnBaseSpecifier(DeclPtrTy classdecl, |
Douglas Gregor | bc0805a | 2008-10-23 00:40:37 +0000 | [diff] [blame] | 2833 | SourceRange SpecifierRange, |
| 2834 | bool Virtual, AccessSpecifier Access, |
Mike Stump | 1eb4433 | 2009-09-09 15:08:12 +0000 | [diff] [blame] | 2835 | TypeTy *basetype, SourceLocation |
Douglas Gregor | 2943aed | 2009-03-03 04:44:36 +0000 | [diff] [blame] | 2836 | BaseLoc); |
Douglas Gregor | bc0805a | 2008-10-23 00:40:37 +0000 | [diff] [blame] | 2837 | |
Douglas Gregor | 2943aed | 2009-03-03 04:44:36 +0000 | [diff] [blame] | 2838 | bool AttachBaseSpecifiers(CXXRecordDecl *Class, CXXBaseSpecifier **Bases, |
| 2839 | unsigned NumBases); |
Mike Stump | 1eb4433 | 2009-09-09 15:08:12 +0000 | [diff] [blame] | 2840 | virtual void ActOnBaseSpecifiers(DeclPtrTy ClassDecl, BaseTy **Bases, |
Douglas Gregor | bc0805a | 2008-10-23 00:40:37 +0000 | [diff] [blame] | 2841 | unsigned NumBases); |
| 2842 | |
| 2843 | bool IsDerivedFrom(QualType Derived, QualType Base); |
Douglas Gregor | a8f32e0 | 2009-10-06 17:59:45 +0000 | [diff] [blame] | 2844 | bool IsDerivedFrom(QualType Derived, QualType Base, CXXBasePaths &Paths); |
Anders Carlsson | 5cf86ba | 2010-04-24 19:06:50 +0000 | [diff] [blame] | 2845 | |
| 2846 | // FIXME: I don't like this name. |
John McCall | f871d0c | 2010-08-07 06:22:56 +0000 | [diff] [blame] | 2847 | void BuildBasePathArray(const CXXBasePaths &Paths, CXXCastPath &BasePath); |
Anders Carlsson | 5cf86ba | 2010-04-24 19:06:50 +0000 | [diff] [blame] | 2848 | |
John McCall | f871d0c | 2010-08-07 06:22:56 +0000 | [diff] [blame] | 2849 | bool BasePathInvolvesVirtualBase(const CXXCastPath &BasePath); |
Douglas Gregor | 6fb745b | 2010-05-13 16:44:06 +0000 | [diff] [blame] | 2850 | |
Douglas Gregor | 0575d4a | 2008-10-24 16:17:19 +0000 | [diff] [blame] | 2851 | bool CheckDerivedToBaseConversion(QualType Derived, QualType Base, |
Sebastian Redl | a82e4ae | 2009-11-14 21:15:49 +0000 | [diff] [blame] | 2852 | SourceLocation Loc, SourceRange Range, |
John McCall | f871d0c | 2010-08-07 06:22:56 +0000 | [diff] [blame] | 2853 | CXXCastPath *BasePath = 0, |
Sebastian Redl | a82e4ae | 2009-11-14 21:15:49 +0000 | [diff] [blame] | 2854 | bool IgnoreAccess = false); |
Anders Carlsson | d8f9cb0 | 2009-05-13 21:11:42 +0000 | [diff] [blame] | 2855 | bool CheckDerivedToBaseConversion(QualType Derived, QualType Base, |
John McCall | 58e6f34 | 2010-03-16 05:22:47 +0000 | [diff] [blame] | 2856 | unsigned InaccessibleBaseID, |
Anders Carlsson | d8f9cb0 | 2009-05-13 21:11:42 +0000 | [diff] [blame] | 2857 | unsigned AmbigiousBaseConvID, |
| 2858 | SourceLocation Loc, SourceRange Range, |
Anders Carlsson | e25a96c | 2010-04-24 17:11:09 +0000 | [diff] [blame] | 2859 | DeclarationName Name, |
John McCall | f871d0c | 2010-08-07 06:22:56 +0000 | [diff] [blame] | 2860 | CXXCastPath *BasePath); |
Mike Stump | 1eb4433 | 2009-09-09 15:08:12 +0000 | [diff] [blame] | 2861 | |
Douglas Gregor | a8f32e0 | 2009-10-06 17:59:45 +0000 | [diff] [blame] | 2862 | std::string getAmbiguousPathsDisplayString(CXXBasePaths &Paths); |
Mike Stump | 1eb4433 | 2009-09-09 15:08:12 +0000 | [diff] [blame] | 2863 | |
Sebastian Redl | 23c7d06 | 2009-07-07 20:29:57 +0000 | [diff] [blame] | 2864 | /// CheckOverridingFunctionReturnType - Checks whether the return types are |
| 2865 | /// covariant, according to C++ [class.virtual]p5. |
| 2866 | bool CheckOverridingFunctionReturnType(const CXXMethodDecl *New, |
Anders Carlsson | d7ba27d | 2009-05-14 01:09:04 +0000 | [diff] [blame] | 2867 | const CXXMethodDecl *Old); |
Sebastian Redl | 23c7d06 | 2009-07-07 20:29:57 +0000 | [diff] [blame] | 2868 | |
| 2869 | /// CheckOverridingFunctionExceptionSpec - Checks whether the exception |
| 2870 | /// spec is a subset of base spec. |
| 2871 | bool CheckOverridingFunctionExceptionSpec(const CXXMethodDecl *New, |
| 2872 | const CXXMethodDecl *Old); |
Douglas Gregor | e37ac4f | 2008-04-13 21:30:24 +0000 | [diff] [blame] | 2873 | |
Sean Hunt | bbd37c6 | 2009-11-21 08:43:09 +0000 | [diff] [blame] | 2874 | /// CheckOverridingFunctionAttributes - Checks whether attributes are |
| 2875 | /// incompatible or prevent overriding. |
| 2876 | bool CheckOverridingFunctionAttributes(const CXXMethodDecl *New, |
| 2877 | const CXXMethodDecl *Old); |
| 2878 | |
Douglas Gregor | 4ba3136 | 2009-12-01 17:24:26 +0000 | [diff] [blame] | 2879 | bool CheckPureMethod(CXXMethodDecl *Method, SourceRange InitRange); |
Nick Lewycky | 03d98c5 | 2010-07-06 19:51:49 +0000 | [diff] [blame] | 2880 | |
Anders Carlsson | 29f006b | 2009-03-27 05:05:05 +0000 | [diff] [blame] | 2881 | //===--------------------------------------------------------------------===// |
| 2882 | // C++ Access Control |
| 2883 | // |
Sebastian Redl | 726212f | 2009-07-18 14:32:15 +0000 | [diff] [blame] | 2884 | |
John McCall | 6b2accb | 2010-02-10 09:31:12 +0000 | [diff] [blame] | 2885 | enum AccessResult { |
| 2886 | AR_accessible, |
| 2887 | AR_inaccessible, |
| 2888 | AR_dependent, |
| 2889 | AR_delayed |
| 2890 | }; |
| 2891 | |
Mike Stump | 1eb4433 | 2009-09-09 15:08:12 +0000 | [diff] [blame] | 2892 | bool SetMemberAccessSpecifier(NamedDecl *MemberDecl, |
Anders Carlsson | 29f006b | 2009-03-27 05:05:05 +0000 | [diff] [blame] | 2893 | NamedDecl *PrevMemberDecl, |
| 2894 | AccessSpecifier LexicalAS); |
Sebastian Redl | 726212f | 2009-07-18 14:32:15 +0000 | [diff] [blame] | 2895 | |
John McCall | 6b2accb | 2010-02-10 09:31:12 +0000 | [diff] [blame] | 2896 | AccessResult CheckUnresolvedMemberAccess(UnresolvedMemberExpr *E, |
John McCall | 9aa472c | 2010-03-19 07:35:19 +0000 | [diff] [blame] | 2897 | DeclAccessPair FoundDecl); |
John McCall | 6b2accb | 2010-02-10 09:31:12 +0000 | [diff] [blame] | 2898 | AccessResult CheckUnresolvedLookupAccess(UnresolvedLookupExpr *E, |
John McCall | 9aa472c | 2010-03-19 07:35:19 +0000 | [diff] [blame] | 2899 | DeclAccessPair FoundDecl); |
John McCall | 90c8c57 | 2010-03-18 08:19:33 +0000 | [diff] [blame] | 2900 | AccessResult CheckAllocationAccess(SourceLocation OperatorLoc, |
| 2901 | SourceRange PlacementRange, |
| 2902 | CXXRecordDecl *NamingClass, |
John McCall | 9aa472c | 2010-03-19 07:35:19 +0000 | [diff] [blame] | 2903 | DeclAccessPair FoundDecl); |
John McCall | 6b2accb | 2010-02-10 09:31:12 +0000 | [diff] [blame] | 2904 | AccessResult CheckConstructorAccess(SourceLocation Loc, |
| 2905 | CXXConstructorDecl *D, |
Anders Carlsson | 9a68a67 | 2010-04-21 18:47:17 +0000 | [diff] [blame] | 2906 | const InitializedEntity &Entity, |
Jeffrey Yasskin | 57d12fd | 2010-06-07 15:58:05 +0000 | [diff] [blame] | 2907 | AccessSpecifier Access, |
| 2908 | bool IsCopyBindingRefToTemp = false); |
John McCall | 6b2accb | 2010-02-10 09:31:12 +0000 | [diff] [blame] | 2909 | AccessResult CheckDestructorAccess(SourceLocation Loc, |
John McCall | 58e6f34 | 2010-03-16 05:22:47 +0000 | [diff] [blame] | 2910 | CXXDestructorDecl *Dtor, |
| 2911 | const PartialDiagnostic &PDiag); |
John McCall | b020748 | 2010-03-16 06:11:48 +0000 | [diff] [blame] | 2912 | AccessResult CheckDirectMemberAccess(SourceLocation Loc, |
| 2913 | NamedDecl *D, |
| 2914 | const PartialDiagnostic &PDiag); |
John McCall | 6b2accb | 2010-02-10 09:31:12 +0000 | [diff] [blame] | 2915 | AccessResult CheckMemberOperatorAccess(SourceLocation Loc, |
| 2916 | Expr *ObjectExpr, |
John McCall | 58e6f34 | 2010-03-16 05:22:47 +0000 | [diff] [blame] | 2917 | Expr *ArgExpr, |
John McCall | 9aa472c | 2010-03-19 07:35:19 +0000 | [diff] [blame] | 2918 | DeclAccessPair FoundDecl); |
John McCall | 6bb8017 | 2010-03-30 21:47:33 +0000 | [diff] [blame] | 2919 | AccessResult CheckAddressOfMemberAccess(Expr *OvlExpr, |
| 2920 | DeclAccessPair FoundDecl); |
John McCall | 6b2accb | 2010-02-10 09:31:12 +0000 | [diff] [blame] | 2921 | AccessResult CheckBaseClassAccess(SourceLocation AccessLoc, |
John McCall | 6b2accb | 2010-02-10 09:31:12 +0000 | [diff] [blame] | 2922 | QualType Base, QualType Derived, |
| 2923 | const CXXBasePath &Path, |
John McCall | 58e6f34 | 2010-03-16 05:22:47 +0000 | [diff] [blame] | 2924 | unsigned DiagID, |
John McCall | 6b2accb | 2010-02-10 09:31:12 +0000 | [diff] [blame] | 2925 | bool ForceCheck = false, |
John McCall | 58e6f34 | 2010-03-16 05:22:47 +0000 | [diff] [blame] | 2926 | bool ForceUnprivileged = false); |
John McCall | 6b2accb | 2010-02-10 09:31:12 +0000 | [diff] [blame] | 2927 | void CheckLookupAccess(const LookupResult &R); |
John McCall | 92f8831 | 2010-01-23 00:46:32 +0000 | [diff] [blame] | 2928 | |
John McCall | 0c01d18 | 2010-03-24 05:22:00 +0000 | [diff] [blame] | 2929 | void HandleDependentAccessCheck(const DependentDiagnostic &DD, |
| 2930 | const MultiLevelTemplateArgumentList &TemplateArgs); |
| 2931 | void PerformDependentDiagnostics(const DeclContext *Pattern, |
| 2932 | const MultiLevelTemplateArgumentList &TemplateArgs); |
| 2933 | |
John McCall | 2f51448 | 2010-01-27 03:50:35 +0000 | [diff] [blame] | 2934 | void HandleDelayedAccessCheck(DelayedDiagnostic &DD, Decl *Ctx); |
Sebastian Redl | 726212f | 2009-07-18 14:32:15 +0000 | [diff] [blame] | 2935 | |
Chandler Carruth | 926c4b4 | 2010-06-28 08:39:25 +0000 | [diff] [blame] | 2936 | /// A flag to suppress access checking. |
| 2937 | bool SuppressAccessChecking; |
| 2938 | |
| 2939 | void ActOnStartSuppressingAccessChecks(); |
| 2940 | void ActOnStopSuppressingAccessChecks(); |
| 2941 | |
Anders Carlsson | 8211eff | 2009-03-24 01:19:16 +0000 | [diff] [blame] | 2942 | enum AbstractDiagSelID { |
| 2943 | AbstractNone = -1, |
| 2944 | AbstractReturnType, |
| 2945 | AbstractParamType, |
| 2946 | AbstractVariableType, |
| 2947 | AbstractFieldType |
| 2948 | }; |
Mike Stump | 1eb4433 | 2009-09-09 15:08:12 +0000 | [diff] [blame] | 2949 | |
Anders Carlsson | a6ec7ad | 2009-08-27 00:13:57 +0000 | [diff] [blame] | 2950 | bool RequireNonAbstractType(SourceLocation Loc, QualType T, |
| 2951 | const PartialDiagnostic &PD, |
| 2952 | const CXXRecordDecl *CurrentRD = 0); |
Mike Stump | 1eb4433 | 2009-09-09 15:08:12 +0000 | [diff] [blame] | 2953 | |
| 2954 | bool RequireNonAbstractType(SourceLocation Loc, QualType T, unsigned DiagID, |
Anders Carlsson | e65a3c8 | 2009-03-24 17:23:42 +0000 | [diff] [blame] | 2955 | AbstractDiagSelID SelID = AbstractNone, |
| 2956 | const CXXRecordDecl *CurrentRD = 0); |
Anders Carlsson | 4681ebd | 2009-03-22 20:18:17 +0000 | [diff] [blame] | 2957 | |
Douglas Gregor | 1cd1b1e | 2008-11-06 22:13:31 +0000 | [diff] [blame] | 2958 | //===--------------------------------------------------------------------===// |
| 2959 | // C++ Overloaded Operators [C++ 13.5] |
| 2960 | // |
| 2961 | |
| 2962 | bool CheckOverloadedOperatorDeclaration(FunctionDecl *FnDecl); |
| 2963 | |
Sean Hunt | a6c058d | 2010-01-13 09:01:02 +0000 | [diff] [blame] | 2964 | bool CheckLiteralOperatorDeclaration(FunctionDecl *FnDecl); |
| 2965 | |
Douglas Gregor | 72c3f31 | 2008-12-05 18:15:24 +0000 | [diff] [blame] | 2966 | //===--------------------------------------------------------------------===// |
| 2967 | // C++ Templates [C++ 14] |
| 2968 | // |
Jeffrey Yasskin | 9ab1454 | 2010-04-08 16:38:48 +0000 | [diff] [blame] | 2969 | void LookupTemplateName(LookupResult &R, Scope *S, CXXScopeSpec &SS, |
Douglas Gregor | 1fd6d44 | 2010-05-21 23:18:07 +0000 | [diff] [blame] | 2970 | QualType ObjectType, bool EnteringContext, |
| 2971 | bool &MemberOfUnknownSpecialization); |
John McCall | f7a1a74 | 2009-11-24 19:00:30 +0000 | [diff] [blame] | 2972 | |
Douglas Gregor | 2dd078a | 2009-09-02 22:59:36 +0000 | [diff] [blame] | 2973 | virtual TemplateNameKind isTemplateName(Scope *S, |
Jeffrey Yasskin | 9ab1454 | 2010-04-08 16:38:48 +0000 | [diff] [blame] | 2974 | CXXScopeSpec &SS, |
Abramo Bagnara | 7c15353 | 2010-08-06 12:11:11 +0000 | [diff] [blame] | 2975 | bool hasTemplateKeyword, |
Douglas Gregor | 014e88d | 2009-11-03 23:16:33 +0000 | [diff] [blame] | 2976 | UnqualifiedId &Name, |
Douglas Gregor | 2dd078a | 2009-09-02 22:59:36 +0000 | [diff] [blame] | 2977 | TypeTy *ObjectType, |
Douglas Gregor | 495c35d | 2009-08-25 22:51:20 +0000 | [diff] [blame] | 2978 | bool EnteringContext, |
Douglas Gregor | 1fd6d44 | 2010-05-21 23:18:07 +0000 | [diff] [blame] | 2979 | TemplateTy &Template, |
| 2980 | bool &MemberOfUnknownSpecialization); |
Sean Hunt | 1e3f5ba | 2010-04-28 23:02:27 +0000 | [diff] [blame] | 2981 | |
| 2982 | virtual bool DiagnoseUnknownTemplateName(const IdentifierInfo &II, |
Douglas Gregor | 84d0a19 | 2010-01-12 21:28:44 +0000 | [diff] [blame] | 2983 | SourceLocation IILoc, |
| 2984 | Scope *S, |
| 2985 | const CXXScopeSpec *SS, |
| 2986 | TemplateTy &SuggestedTemplate, |
| 2987 | TemplateNameKind &SuggestedKind); |
Sean Hunt | 1e3f5ba | 2010-04-28 23:02:27 +0000 | [diff] [blame] | 2988 | |
Douglas Gregor | 72c3f31 | 2008-12-05 18:15:24 +0000 | [diff] [blame] | 2989 | bool DiagnoseTemplateParameterShadow(SourceLocation Loc, Decl *PrevDecl); |
Chris Lattner | b28317a | 2009-03-28 19:18:32 +0000 | [diff] [blame] | 2990 | TemplateDecl *AdjustDeclIfTemplate(DeclPtrTy &Decl); |
Douglas Gregor | aaba5e3 | 2009-02-04 19:02:06 +0000 | [diff] [blame] | 2991 | |
Mike Stump | 1eb4433 | 2009-09-09 15:08:12 +0000 | [diff] [blame] | 2992 | virtual DeclPtrTy ActOnTypeParameter(Scope *S, bool Typename, bool Ellipsis, |
Anders Carlsson | 941df7d | 2009-06-12 19:58:00 +0000 | [diff] [blame] | 2993 | SourceLocation EllipsisLoc, |
Chris Lattner | b28317a | 2009-03-28 19:18:32 +0000 | [diff] [blame] | 2994 | SourceLocation KeyLoc, |
| 2995 | IdentifierInfo *ParamName, |
| 2996 | SourceLocation ParamNameLoc, |
Douglas Gregor | bb3310a | 2010-07-01 00:00:45 +0000 | [diff] [blame] | 2997 | unsigned Depth, unsigned Position, |
| 2998 | SourceLocation EqualLoc, |
| 2999 | TypeTy *DefaultArg); |
Douglas Gregor | d684b00 | 2009-02-10 19:49:53 +0000 | [diff] [blame] | 3000 | |
Douglas Gregor | 2943aed | 2009-03-03 04:44:36 +0000 | [diff] [blame] | 3001 | QualType CheckNonTypeTemplateParameterType(QualType T, SourceLocation Loc); |
Chris Lattner | b28317a | 2009-03-28 19:18:32 +0000 | [diff] [blame] | 3002 | virtual DeclPtrTy ActOnNonTypeTemplateParameter(Scope *S, Declarator &D, |
| 3003 | unsigned Depth, |
Douglas Gregor | bb3310a | 2010-07-01 00:00:45 +0000 | [diff] [blame] | 3004 | unsigned Position, |
| 3005 | SourceLocation EqualLoc, |
| 3006 | ExprArg DefaultArg); |
Chris Lattner | b28317a | 2009-03-28 19:18:32 +0000 | [diff] [blame] | 3007 | virtual DeclPtrTy ActOnTemplateTemplateParameter(Scope *S, |
| 3008 | SourceLocation TmpLoc, |
| 3009 | TemplateParamsTy *Params, |
| 3010 | IdentifierInfo *ParamName, |
| 3011 | SourceLocation ParamNameLoc, |
| 3012 | unsigned Depth, |
Douglas Gregor | bb3310a | 2010-07-01 00:00:45 +0000 | [diff] [blame] | 3013 | unsigned Position, |
| 3014 | SourceLocation EqualLoc, |
| 3015 | const ParsedTemplateArgument &DefaultArg); |
Douglas Gregor | d684b00 | 2009-02-10 19:49:53 +0000 | [diff] [blame] | 3016 | |
Douglas Gregor | c4b4e7b | 2008-12-24 02:52:09 +0000 | [diff] [blame] | 3017 | virtual TemplateParamsTy * |
| 3018 | ActOnTemplateParameterList(unsigned Depth, |
| 3019 | SourceLocation ExportLoc, |
Mike Stump | 1eb4433 | 2009-09-09 15:08:12 +0000 | [diff] [blame] | 3020 | SourceLocation TemplateLoc, |
Douglas Gregor | c4b4e7b | 2008-12-24 02:52:09 +0000 | [diff] [blame] | 3021 | SourceLocation LAngleLoc, |
Chris Lattner | b28317a | 2009-03-28 19:18:32 +0000 | [diff] [blame] | 3022 | DeclPtrTy *Params, unsigned NumParams, |
Douglas Gregor | c4b4e7b | 2008-12-24 02:52:09 +0000 | [diff] [blame] | 3023 | SourceLocation RAngleLoc); |
Douglas Gregor | 5b6d70e | 2009-11-25 17:50:39 +0000 | [diff] [blame] | 3024 | |
| 3025 | /// \brief The context in which we are checking a template parameter |
| 3026 | /// list. |
| 3027 | enum TemplateParamListContext { |
| 3028 | TPC_ClassTemplate, |
| 3029 | TPC_FunctionTemplate, |
| 3030 | TPC_ClassTemplateMember, |
| 3031 | TPC_FriendFunctionTemplate |
| 3032 | }; |
| 3033 | |
Douglas Gregor | d684b00 | 2009-02-10 19:49:53 +0000 | [diff] [blame] | 3034 | bool CheckTemplateParameterList(TemplateParameterList *NewParams, |
Douglas Gregor | 5b6d70e | 2009-11-25 17:50:39 +0000 | [diff] [blame] | 3035 | TemplateParameterList *OldParams, |
| 3036 | TemplateParamListContext TPC); |
Douglas Gregor | f59a56e | 2009-07-21 23:53:31 +0000 | [diff] [blame] | 3037 | TemplateParameterList * |
| 3038 | MatchTemplateParametersToScopeSpecifier(SourceLocation DeclStartLoc, |
| 3039 | const CXXScopeSpec &SS, |
| 3040 | TemplateParameterList **ParamLists, |
Douglas Gregor | 1fef4e6 | 2009-10-07 22:35:40 +0000 | [diff] [blame] | 3041 | unsigned NumParamLists, |
John McCall | 77e8b11 | 2010-04-13 20:37:33 +0000 | [diff] [blame] | 3042 | bool IsFriend, |
Douglas Gregor | 0167f3c | 2010-07-14 23:14:12 +0000 | [diff] [blame] | 3043 | bool &IsExplicitSpecialization, |
| 3044 | bool &Invalid); |
Mike Stump | 1eb4433 | 2009-09-09 15:08:12 +0000 | [diff] [blame] | 3045 | |
John McCall | 0f434ec | 2009-07-31 02:45:11 +0000 | [diff] [blame] | 3046 | DeclResult CheckClassTemplate(Scope *S, unsigned TagSpec, TagUseKind TUK, |
Jeffrey Yasskin | 9ab1454 | 2010-04-08 16:38:48 +0000 | [diff] [blame] | 3047 | SourceLocation KWLoc, CXXScopeSpec &SS, |
Douglas Gregor | bd1099e | 2009-07-23 16:36:45 +0000 | [diff] [blame] | 3048 | IdentifierInfo *Name, SourceLocation NameLoc, |
| 3049 | AttributeList *Attr, |
Douglas Gregor | 05396e2 | 2009-08-25 17:23:04 +0000 | [diff] [blame] | 3050 | TemplateParameterList *TemplateParams, |
Douglas Gregor | bd1099e | 2009-07-23 16:36:45 +0000 | [diff] [blame] | 3051 | AccessSpecifier AS); |
Douglas Gregor | ddc29e1 | 2009-02-06 22:42:48 +0000 | [diff] [blame] | 3052 | |
John McCall | d5532b6 | 2009-11-23 01:53:49 +0000 | [diff] [blame] | 3053 | void translateTemplateArguments(const ASTTemplateArgsPtr &In, |
| 3054 | TemplateArgumentListInfo &Out); |
Sean Hunt | 1e3f5ba | 2010-04-28 23:02:27 +0000 | [diff] [blame] | 3055 | |
Douglas Gregor | 7532dc6 | 2009-03-30 22:58:21 +0000 | [diff] [blame] | 3056 | QualType CheckTemplateIdType(TemplateName Template, |
| 3057 | SourceLocation TemplateLoc, |
John McCall | d5532b6 | 2009-11-23 01:53:49 +0000 | [diff] [blame] | 3058 | const TemplateArgumentListInfo &TemplateArgs); |
Douglas Gregor | 40808ce | 2009-03-09 23:48:35 +0000 | [diff] [blame] | 3059 | |
Douglas Gregor | cc63668 | 2009-02-17 23:15:12 +0000 | [diff] [blame] | 3060 | virtual TypeResult |
Douglas Gregor | 7532dc6 | 2009-03-30 22:58:21 +0000 | [diff] [blame] | 3061 | ActOnTemplateIdType(TemplateTy Template, SourceLocation TemplateLoc, |
| 3062 | SourceLocation LAngleLoc, |
| 3063 | ASTTemplateArgsPtr TemplateArgs, |
John McCall | 6b2becf | 2009-09-08 17:47:29 +0000 | [diff] [blame] | 3064 | SourceLocation RAngleLoc); |
| 3065 | |
| 3066 | virtual TypeResult ActOnTagTemplateIdType(TypeResult Type, |
| 3067 | TagUseKind TUK, |
| 3068 | DeclSpec::TST TagSpec, |
| 3069 | SourceLocation TagLoc); |
Mike Stump | 1eb4433 | 2009-09-09 15:08:12 +0000 | [diff] [blame] | 3070 | |
John McCall | f7a1a74 | 2009-11-24 19:00:30 +0000 | [diff] [blame] | 3071 | OwningExprResult BuildTemplateIdExpr(const CXXScopeSpec &SS, |
| 3072 | LookupResult &R, |
| 3073 | bool RequiresADL, |
John McCall | d5532b6 | 2009-11-23 01:53:49 +0000 | [diff] [blame] | 3074 | const TemplateArgumentListInfo &TemplateArgs); |
Jeffrey Yasskin | 9ab1454 | 2010-04-08 16:38:48 +0000 | [diff] [blame] | 3075 | OwningExprResult BuildQualifiedTemplateIdExpr(CXXScopeSpec &SS, |
John McCall | f7a1a74 | 2009-11-24 19:00:30 +0000 | [diff] [blame] | 3076 | DeclarationName Name, |
| 3077 | SourceLocation NameLoc, |
| 3078 | const TemplateArgumentListInfo &TemplateArgs); |
Mike Stump | 1eb4433 | 2009-09-09 15:08:12 +0000 | [diff] [blame] | 3079 | |
Douglas Gregor | d6ab232 | 2010-06-16 23:00:59 +0000 | [diff] [blame] | 3080 | virtual TemplateNameKind ActOnDependentTemplateName(Scope *S, |
| 3081 | SourceLocation TemplateKWLoc, |
| 3082 | CXXScopeSpec &SS, |
| 3083 | UnqualifiedId &Name, |
| 3084 | TypeTy *ObjectType, |
| 3085 | bool EnteringContext, |
| 3086 | TemplateTy &Template); |
Douglas Gregor | c45c232 | 2009-03-31 00:43:58 +0000 | [diff] [blame] | 3087 | |
Douglas Gregor | e94866f | 2009-06-12 21:21:02 +0000 | [diff] [blame] | 3088 | bool CheckClassTemplatePartialSpecializationArgs( |
| 3089 | TemplateParameterList *TemplateParams, |
Anders Carlsson | 6360be7 | 2009-06-13 18:20:51 +0000 | [diff] [blame] | 3090 | const TemplateArgumentListBuilder &TemplateArgs, |
Douglas Gregor | 6aa75cf | 2009-06-12 22:08:06 +0000 | [diff] [blame] | 3091 | bool &MirrorsPrimaryTemplate); |
Douglas Gregor | e94866f | 2009-06-12 21:21:02 +0000 | [diff] [blame] | 3092 | |
Douglas Gregor | 212e81c | 2009-03-25 00:13:59 +0000 | [diff] [blame] | 3093 | virtual DeclResult |
John McCall | 0f434ec | 2009-07-31 02:45:11 +0000 | [diff] [blame] | 3094 | ActOnClassTemplateSpecialization(Scope *S, unsigned TagSpec, TagUseKind TUK, |
Mike Stump | 1eb4433 | 2009-09-09 15:08:12 +0000 | [diff] [blame] | 3095 | SourceLocation KWLoc, |
Jeffrey Yasskin | 9ab1454 | 2010-04-08 16:38:48 +0000 | [diff] [blame] | 3096 | CXXScopeSpec &SS, |
Douglas Gregor | 7532dc6 | 2009-03-30 22:58:21 +0000 | [diff] [blame] | 3097 | TemplateTy Template, |
Douglas Gregor | cc63668 | 2009-02-17 23:15:12 +0000 | [diff] [blame] | 3098 | SourceLocation TemplateNameLoc, |
Douglas Gregor | 55f6b14 | 2009-02-09 18:46:07 +0000 | [diff] [blame] | 3099 | SourceLocation LAngleLoc, |
Douglas Gregor | 5908e9f | 2009-02-09 19:34:22 +0000 | [diff] [blame] | 3100 | ASTTemplateArgsPtr TemplateArgs, |
Douglas Gregor | 55f6b14 | 2009-02-09 18:46:07 +0000 | [diff] [blame] | 3101 | SourceLocation RAngleLoc, |
Douglas Gregor | cc63668 | 2009-02-17 23:15:12 +0000 | [diff] [blame] | 3102 | AttributeList *Attr, |
| 3103 | MultiTemplateParamsArg TemplateParameterLists); |
Douglas Gregor | 55f6b14 | 2009-02-09 18:46:07 +0000 | [diff] [blame] | 3104 | |
Mike Stump | 1eb4433 | 2009-09-09 15:08:12 +0000 | [diff] [blame] | 3105 | virtual DeclPtrTy ActOnTemplateDeclarator(Scope *S, |
Douglas Gregor | e542c86 | 2009-06-23 23:11:28 +0000 | [diff] [blame] | 3106 | MultiTemplateParamsArg TemplateParameterLists, |
| 3107 | Declarator &D); |
Mike Stump | 1eb4433 | 2009-09-09 15:08:12 +0000 | [diff] [blame] | 3108 | |
| 3109 | virtual DeclPtrTy ActOnStartOfFunctionTemplateDef(Scope *FnBodyScope, |
Chris Lattner | 3d4b482 | 2010-07-13 19:22:31 +0000 | [diff] [blame] | 3110 | MultiTemplateParamsArg TemplateParameterLists, |
Douglas Gregor | 52591bf | 2009-06-24 00:54:41 +0000 | [diff] [blame] | 3111 | Declarator &D); |
Mike Stump | 1eb4433 | 2009-09-09 15:08:12 +0000 | [diff] [blame] | 3112 | |
Douglas Gregor | 0d03514 | 2009-10-27 18:42:08 +0000 | [diff] [blame] | 3113 | bool |
| 3114 | CheckSpecializationInstantiationRedecl(SourceLocation NewLoc, |
| 3115 | TemplateSpecializationKind NewTSK, |
| 3116 | NamedDecl *PrevDecl, |
| 3117 | TemplateSpecializationKind PrevTSK, |
Chris Lattner | 3d4b482 | 2010-07-13 19:22:31 +0000 | [diff] [blame] | 3118 | SourceLocation PrevPtOfInstantiation, |
Douglas Gregor | 0d03514 | 2009-10-27 18:42:08 +0000 | [diff] [blame] | 3119 | bool &SuppressNew); |
Sean Hunt | 1e3f5ba | 2010-04-28 23:02:27 +0000 | [diff] [blame] | 3120 | |
John McCall | af2094e | 2010-04-08 09:05:18 +0000 | [diff] [blame] | 3121 | bool CheckDependentFunctionTemplateSpecialization(FunctionDecl *FD, |
| 3122 | const TemplateArgumentListInfo &ExplicitTemplateArgs, |
| 3123 | LookupResult &Previous); |
Sean Hunt | 1e3f5ba | 2010-04-28 23:02:27 +0000 | [diff] [blame] | 3124 | |
Douglas Gregor | b9aa6b2 | 2009-09-24 23:14:47 +0000 | [diff] [blame] | 3125 | bool CheckFunctionTemplateSpecialization(FunctionDecl *FD, |
John McCall | d5532b6 | 2009-11-23 01:53:49 +0000 | [diff] [blame] | 3126 | const TemplateArgumentListInfo *ExplicitTemplateArgs, |
John McCall | 6826314 | 2009-11-18 22:49:29 +0000 | [diff] [blame] | 3127 | LookupResult &Previous); |
| 3128 | bool CheckMemberSpecialization(NamedDecl *Member, LookupResult &Previous); |
Sean Hunt | 1e3f5ba | 2010-04-28 23:02:27 +0000 | [diff] [blame] | 3129 | |
Douglas Gregor | 93dfdb1 | 2009-05-13 00:25:59 +0000 | [diff] [blame] | 3130 | virtual DeclResult |
Mike Stump | 1eb4433 | 2009-09-09 15:08:12 +0000 | [diff] [blame] | 3131 | ActOnExplicitInstantiation(Scope *S, |
Douglas Gregor | 45f9655 | 2009-09-04 06:33:52 +0000 | [diff] [blame] | 3132 | SourceLocation ExternLoc, |
| 3133 | SourceLocation TemplateLoc, |
Mike Stump | 1eb4433 | 2009-09-09 15:08:12 +0000 | [diff] [blame] | 3134 | unsigned TagSpec, |
Douglas Gregor | 93dfdb1 | 2009-05-13 00:25:59 +0000 | [diff] [blame] | 3135 | SourceLocation KWLoc, |
| 3136 | const CXXScopeSpec &SS, |
| 3137 | TemplateTy Template, |
| 3138 | SourceLocation TemplateNameLoc, |
| 3139 | SourceLocation LAngleLoc, |
| 3140 | ASTTemplateArgsPtr TemplateArgs, |
Douglas Gregor | 93dfdb1 | 2009-05-13 00:25:59 +0000 | [diff] [blame] | 3141 | SourceLocation RAngleLoc, |
| 3142 | AttributeList *Attr); |
| 3143 | |
Douglas Gregor | 3f5b61c | 2009-05-14 00:28:11 +0000 | [diff] [blame] | 3144 | virtual DeclResult |
Mike Stump | 1eb4433 | 2009-09-09 15:08:12 +0000 | [diff] [blame] | 3145 | ActOnExplicitInstantiation(Scope *S, |
Douglas Gregor | 45f9655 | 2009-09-04 06:33:52 +0000 | [diff] [blame] | 3146 | SourceLocation ExternLoc, |
| 3147 | SourceLocation TemplateLoc, |
Mike Stump | 1eb4433 | 2009-09-09 15:08:12 +0000 | [diff] [blame] | 3148 | unsigned TagSpec, |
Douglas Gregor | 3f5b61c | 2009-05-14 00:28:11 +0000 | [diff] [blame] | 3149 | SourceLocation KWLoc, |
Jeffrey Yasskin | 9ab1454 | 2010-04-08 16:38:48 +0000 | [diff] [blame] | 3150 | CXXScopeSpec &SS, |
Douglas Gregor | 3f5b61c | 2009-05-14 00:28:11 +0000 | [diff] [blame] | 3151 | IdentifierInfo *Name, |
| 3152 | SourceLocation NameLoc, |
| 3153 | AttributeList *Attr); |
| 3154 | |
Douglas Gregor | d5a423b | 2009-09-25 18:43:00 +0000 | [diff] [blame] | 3155 | virtual DeclResult ActOnExplicitInstantiation(Scope *S, |
| 3156 | SourceLocation ExternLoc, |
| 3157 | SourceLocation TemplateLoc, |
| 3158 | Declarator &D); |
Sean Hunt | 1e3f5ba | 2010-04-28 23:02:27 +0000 | [diff] [blame] | 3159 | |
| 3160 | TemplateArgumentLoc |
Douglas Gregor | 51ffb0c | 2009-11-25 18:55:14 +0000 | [diff] [blame] | 3161 | SubstDefaultTemplateArgumentIfAvailable(TemplateDecl *Template, |
| 3162 | SourceLocation TemplateLoc, |
| 3163 | SourceLocation RAngleLoc, |
| 3164 | Decl *Param, |
| 3165 | TemplateArgumentListBuilder &Converted); |
| 3166 | |
Douglas Gregor | 02024a9 | 2010-03-28 02:42:43 +0000 | [diff] [blame] | 3167 | /// \brief Specifies the context in which a particular template |
| 3168 | /// argument is being checked. |
| 3169 | enum CheckTemplateArgumentKind { |
| 3170 | /// \brief The template argument was specified in the code or was |
| 3171 | /// instantiated with some deduced template arguments. |
| 3172 | CTAK_Specified, |
| 3173 | |
| 3174 | /// \brief The template argument was deduced via template argument |
| 3175 | /// deduction. |
| 3176 | CTAK_Deduced, |
| 3177 | |
| 3178 | /// \brief The template argument was deduced from an array bound |
| 3179 | /// via template argument deduction. |
| 3180 | CTAK_DeducedFromArrayBound |
| 3181 | }; |
| 3182 | |
Douglas Gregor | e752641 | 2009-11-11 19:31:23 +0000 | [diff] [blame] | 3183 | bool CheckTemplateArgument(NamedDecl *Param, |
| 3184 | const TemplateArgumentLoc &Arg, |
Douglas Gregor | e752641 | 2009-11-11 19:31:23 +0000 | [diff] [blame] | 3185 | TemplateDecl *Template, |
| 3186 | SourceLocation TemplateLoc, |
Douglas Gregor | e752641 | 2009-11-11 19:31:23 +0000 | [diff] [blame] | 3187 | SourceLocation RAngleLoc, |
Douglas Gregor | 02024a9 | 2010-03-28 02:42:43 +0000 | [diff] [blame] | 3188 | TemplateArgumentListBuilder &Converted, |
| 3189 | CheckTemplateArgumentKind CTAK = CTAK_Specified); |
Sean Hunt | 1e3f5ba | 2010-04-28 23:02:27 +0000 | [diff] [blame] | 3190 | |
Douglas Gregor | c15cb38 | 2009-02-09 23:23:08 +0000 | [diff] [blame] | 3191 | bool CheckTemplateArgumentList(TemplateDecl *Template, |
| 3192 | SourceLocation TemplateLoc, |
John McCall | d5532b6 | 2009-11-23 01:53:49 +0000 | [diff] [blame] | 3193 | const TemplateArgumentListInfo &TemplateArgs, |
Douglas Gregor | 16134c6 | 2009-07-01 00:28:38 +0000 | [diff] [blame] | 3194 | bool PartialTemplateArgs, |
Anders Carlsson | 1c5976e | 2009-06-05 03:43:12 +0000 | [diff] [blame] | 3195 | TemplateArgumentListBuilder &Converted); |
Douglas Gregor | c15cb38 | 2009-02-09 23:23:08 +0000 | [diff] [blame] | 3196 | |
Mike Stump | 1eb4433 | 2009-09-09 15:08:12 +0000 | [diff] [blame] | 3197 | bool CheckTemplateTypeArgument(TemplateTypeParmDecl *Param, |
John McCall | 833ca99 | 2009-10-29 08:12:44 +0000 | [diff] [blame] | 3198 | const TemplateArgumentLoc &Arg, |
Anders Carlsson | 436b156 | 2009-06-13 00:33:33 +0000 | [diff] [blame] | 3199 | TemplateArgumentListBuilder &Converted); |
| 3200 | |
John McCall | 833ca99 | 2009-10-29 08:12:44 +0000 | [diff] [blame] | 3201 | bool CheckTemplateArgument(TemplateTypeParmDecl *Param, |
John McCall | a93c934 | 2009-12-07 02:54:59 +0000 | [diff] [blame] | 3202 | TypeSourceInfo *Arg); |
Sean Hunt | 1e3f5ba | 2010-04-28 23:02:27 +0000 | [diff] [blame] | 3203 | bool CheckTemplateArgumentPointerToMember(Expr *Arg, |
Douglas Gregor | caddba0 | 2009-11-12 18:38:13 +0000 | [diff] [blame] | 3204 | TemplateArgument &Converted); |
Mike Stump | 1eb4433 | 2009-09-09 15:08:12 +0000 | [diff] [blame] | 3205 | bool CheckTemplateArgument(NonTypeTemplateParmDecl *Param, |
Douglas Gregor | 2943aed | 2009-03-03 04:44:36 +0000 | [diff] [blame] | 3206 | QualType InstantiatedParamType, Expr *&Arg, |
Douglas Gregor | 02024a9 | 2010-03-28 02:42:43 +0000 | [diff] [blame] | 3207 | TemplateArgument &Converted, |
| 3208 | CheckTemplateArgumentKind CTAK = CTAK_Specified); |
Sean Hunt | 1e3f5ba | 2010-04-28 23:02:27 +0000 | [diff] [blame] | 3209 | bool CheckTemplateArgument(TemplateTemplateParmDecl *Param, |
Douglas Gregor | 788cd06 | 2009-11-11 01:00:40 +0000 | [diff] [blame] | 3210 | const TemplateArgumentLoc &Arg); |
Douglas Gregor | 02024a9 | 2010-03-28 02:42:43 +0000 | [diff] [blame] | 3211 | |
Sean Hunt | 1e3f5ba | 2010-04-28 23:02:27 +0000 | [diff] [blame] | 3212 | OwningExprResult |
Douglas Gregor | 02024a9 | 2010-03-28 02:42:43 +0000 | [diff] [blame] | 3213 | BuildExpressionFromDeclTemplateArgument(const TemplateArgument &Arg, |
| 3214 | QualType ParamType, |
| 3215 | SourceLocation Loc); |
Sean Hunt | 1e3f5ba | 2010-04-28 23:02:27 +0000 | [diff] [blame] | 3216 | OwningExprResult |
Douglas Gregor | 02024a9 | 2010-03-28 02:42:43 +0000 | [diff] [blame] | 3217 | BuildExpressionFromIntegralTemplateArgument(const TemplateArgument &Arg, |
| 3218 | SourceLocation Loc); |
Sean Hunt | 1e3f5ba | 2010-04-28 23:02:27 +0000 | [diff] [blame] | 3219 | |
Douglas Gregor | fb898e1 | 2009-11-12 16:20:59 +0000 | [diff] [blame] | 3220 | /// \brief Enumeration describing how template parameter lists are compared |
| 3221 | /// for equality. |
| 3222 | enum TemplateParameterListEqualKind { |
| 3223 | /// \brief We are matching the template parameter lists of two templates |
| 3224 | /// that might be redeclarations. |
| 3225 | /// |
| 3226 | /// \code |
| 3227 | /// template<typename T> struct X; |
| 3228 | /// template<typename T> struct X; |
| 3229 | /// \endcode |
| 3230 | TPL_TemplateMatch, |
Sean Hunt | 1e3f5ba | 2010-04-28 23:02:27 +0000 | [diff] [blame] | 3231 | |
Douglas Gregor | fb898e1 | 2009-11-12 16:20:59 +0000 | [diff] [blame] | 3232 | /// \brief We are matching the template parameter lists of two template |
| 3233 | /// template parameters as part of matching the template parameter lists |
| 3234 | /// of two templates that might be redeclarations. |
| 3235 | /// |
| 3236 | /// \code |
| 3237 | /// template<template<int I> class TT> struct X; |
| 3238 | /// template<template<int Value> class Other> struct X; |
| 3239 | /// \endcode |
| 3240 | TPL_TemplateTemplateParmMatch, |
Sean Hunt | 1e3f5ba | 2010-04-28 23:02:27 +0000 | [diff] [blame] | 3241 | |
Douglas Gregor | fb898e1 | 2009-11-12 16:20:59 +0000 | [diff] [blame] | 3242 | /// \brief We are matching the template parameter lists of a template |
| 3243 | /// template argument against the template parameter lists of a template |
| 3244 | /// template parameter. |
| 3245 | /// |
| 3246 | /// \code |
| 3247 | /// template<template<int Value> class Metafun> struct X; |
| 3248 | /// template<int Value> struct integer_c; |
| 3249 | /// X<integer_c> xic; |
| 3250 | /// \endcode |
| 3251 | TPL_TemplateTemplateArgumentMatch |
| 3252 | }; |
Sean Hunt | 1e3f5ba | 2010-04-28 23:02:27 +0000 | [diff] [blame] | 3253 | |
Douglas Gregor | ddc29e1 | 2009-02-06 22:42:48 +0000 | [diff] [blame] | 3254 | bool TemplateParameterListsAreEqual(TemplateParameterList *New, |
| 3255 | TemplateParameterList *Old, |
| 3256 | bool Complain, |
Douglas Gregor | fb898e1 | 2009-11-12 16:20:59 +0000 | [diff] [blame] | 3257 | TemplateParameterListEqualKind Kind, |
Douglas Gregor | dd0574e | 2009-02-10 00:24:35 +0000 | [diff] [blame] | 3258 | SourceLocation TemplateArgLoc |
Douglas Gregor | 788cd06 | 2009-11-11 01:00:40 +0000 | [diff] [blame] | 3259 | = SourceLocation()); |
Mike Stump | 1eb4433 | 2009-09-09 15:08:12 +0000 | [diff] [blame] | 3260 | |
Douglas Gregor | 05396e2 | 2009-08-25 17:23:04 +0000 | [diff] [blame] | 3261 | bool CheckTemplateDeclScope(Scope *S, TemplateParameterList *TemplateParams); |
Douglas Gregor | aaba5e3 | 2009-02-04 19:02:06 +0000 | [diff] [blame] | 3262 | |
Douglas Gregor | d57959a | 2009-03-27 23:10:48 +0000 | [diff] [blame] | 3263 | /// \brief Called when the parser has parsed a C++ typename |
| 3264 | /// specifier, e.g., "typename T::type". |
| 3265 | /// |
Douglas Gregor | 1a15dae | 2010-06-16 22:31:08 +0000 | [diff] [blame] | 3266 | /// \param S The scope in which this typename type occurs. |
Douglas Gregor | d57959a | 2009-03-27 23:10:48 +0000 | [diff] [blame] | 3267 | /// \param TypenameLoc the location of the 'typename' keyword |
| 3268 | /// \param SS the nested-name-specifier following the typename (e.g., 'T::'). |
| 3269 | /// \param II the identifier we're retrieving (e.g., 'type' in the example). |
| 3270 | /// \param IdLoc the location of the identifier. |
| 3271 | virtual TypeResult |
Douglas Gregor | 1a15dae | 2010-06-16 22:31:08 +0000 | [diff] [blame] | 3272 | ActOnTypenameType(Scope *S, SourceLocation TypenameLoc, |
| 3273 | const CXXScopeSpec &SS, const IdentifierInfo &II, |
| 3274 | SourceLocation IdLoc); |
Douglas Gregor | 1734317 | 2009-04-01 00:28:59 +0000 | [diff] [blame] | 3275 | |
| 3276 | /// \brief Called when the parser has parsed a C++ typename |
Mike Stump | 1eb4433 | 2009-09-09 15:08:12 +0000 | [diff] [blame] | 3277 | /// specifier that ends in a template-id, e.g., |
Douglas Gregor | 1734317 | 2009-04-01 00:28:59 +0000 | [diff] [blame] | 3278 | /// "typename MetaFun::template apply<T1, T2>". |
| 3279 | /// |
Douglas Gregor | 1a15dae | 2010-06-16 22:31:08 +0000 | [diff] [blame] | 3280 | /// \param S The scope in which this typename type occurs. |
Douglas Gregor | 1734317 | 2009-04-01 00:28:59 +0000 | [diff] [blame] | 3281 | /// \param TypenameLoc the location of the 'typename' keyword |
| 3282 | /// \param SS the nested-name-specifier following the typename (e.g., 'T::'). |
| 3283 | /// \param TemplateLoc the location of the 'template' keyword, if any. |
| 3284 | /// \param Ty the type that the typename specifier refers to. |
| 3285 | virtual TypeResult |
Douglas Gregor | 1a15dae | 2010-06-16 22:31:08 +0000 | [diff] [blame] | 3286 | ActOnTypenameType(Scope *S, SourceLocation TypenameLoc, |
| 3287 | const CXXScopeSpec &SS, SourceLocation TemplateLoc, |
| 3288 | TypeTy *Ty); |
Douglas Gregor | 1734317 | 2009-04-01 00:28:59 +0000 | [diff] [blame] | 3289 | |
Douglas Gregor | 107de90 | 2010-04-24 15:35:55 +0000 | [diff] [blame] | 3290 | QualType CheckTypenameType(ElaboratedTypeKeyword Keyword, |
| 3291 | NestedNameSpecifier *NNS, |
Douglas Gregor | d57959a | 2009-03-27 23:10:48 +0000 | [diff] [blame] | 3292 | const IdentifierInfo &II, |
Abramo Bagnara | e4da7a0 | 2010-05-19 21:37:53 +0000 | [diff] [blame] | 3293 | SourceLocation KeywordLoc, |
| 3294 | SourceRange NNSRange, |
| 3295 | SourceLocation IILoc); |
Douglas Gregor | c8ab256 | 2009-05-31 09:31:02 +0000 | [diff] [blame] | 3296 | |
John McCall | 63b4385 | 2010-04-29 23:50:39 +0000 | [diff] [blame] | 3297 | TypeSourceInfo *RebuildTypeInCurrentInstantiation(TypeSourceInfo *T, |
| 3298 | SourceLocation Loc, |
| 3299 | DeclarationName Name); |
| 3300 | bool RebuildNestedNameSpecifierInCurrentInstantiation(CXXScopeSpec &SS); |
Douglas Gregor | 4a959d8 | 2009-08-06 16:20:37 +0000 | [diff] [blame] | 3301 | |
Douglas Gregor | bf4ea56 | 2009-09-15 16:23:51 +0000 | [diff] [blame] | 3302 | std::string |
| 3303 | getTemplateArgumentBindingsText(const TemplateParameterList *Params, |
| 3304 | const TemplateArgumentList &Args); |
Douglas Gregor | 9148c3f | 2009-11-11 19:13:48 +0000 | [diff] [blame] | 3305 | |
| 3306 | std::string |
| 3307 | getTemplateArgumentBindingsText(const TemplateParameterList *Params, |
| 3308 | const TemplateArgument *Args, |
| 3309 | unsigned NumArgs); |
Sean Hunt | 1e3f5ba | 2010-04-28 23:02:27 +0000 | [diff] [blame] | 3310 | |
Douglas Gregor | f67875d | 2009-06-12 18:26:56 +0000 | [diff] [blame] | 3311 | /// \brief Describes the result of template argument deduction. |
| 3312 | /// |
| 3313 | /// The TemplateDeductionResult enumeration describes the result of |
| 3314 | /// template argument deduction, as returned from |
| 3315 | /// DeduceTemplateArguments(). The separate TemplateDeductionInfo |
| 3316 | /// structure provides additional information about the results of |
| 3317 | /// template argument deduction, e.g., the deduced template argument |
| 3318 | /// list (if successful) or the specific template parameters or |
| 3319 | /// deduced arguments that were involved in the failure. |
| 3320 | enum TemplateDeductionResult { |
| 3321 | /// \brief Template argument deduction was successful. |
| 3322 | TDK_Success = 0, |
| 3323 | /// \brief Template argument deduction exceeded the maximum template |
| 3324 | /// instantiation depth (which has already been diagnosed). |
| 3325 | TDK_InstantiationDepth, |
| 3326 | /// \brief Template argument deduction did not deduce a value |
| 3327 | /// for every template parameter. |
| 3328 | TDK_Incomplete, |
| 3329 | /// \brief Template argument deduction produced inconsistent |
| 3330 | /// deduced values for the given template parameter. |
| 3331 | TDK_Inconsistent, |
| 3332 | /// \brief Template argument deduction failed due to inconsistent |
| 3333 | /// cv-qualifiers on a template parameter type that would |
| 3334 | /// otherwise be deduced, e.g., we tried to deduce T in "const T" |
| 3335 | /// but were given a non-const "X". |
John McCall | 57e9778 | 2010-08-05 09:05:08 +0000 | [diff] [blame] | 3336 | TDK_Underqualified, |
Douglas Gregor | f67875d | 2009-06-12 18:26:56 +0000 | [diff] [blame] | 3337 | /// \brief Substitution of the deduced template argument values |
| 3338 | /// resulted in an error. |
| 3339 | TDK_SubstitutionFailure, |
| 3340 | /// \brief Substitution of the deduced template argument values |
| 3341 | /// into a non-deduced context produced a type or value that |
| 3342 | /// produces a type that does not match the original template |
| 3343 | /// arguments provided. |
Douglas Gregor | e53060f | 2009-06-25 22:08:12 +0000 | [diff] [blame] | 3344 | TDK_NonDeducedMismatch, |
Mike Stump | 1eb4433 | 2009-09-09 15:08:12 +0000 | [diff] [blame] | 3345 | /// \brief When performing template argument deduction for a function |
Douglas Gregor | e53060f | 2009-06-25 22:08:12 +0000 | [diff] [blame] | 3346 | /// template, there were too many call arguments. |
| 3347 | TDK_TooManyArguments, |
Mike Stump | 1eb4433 | 2009-09-09 15:08:12 +0000 | [diff] [blame] | 3348 | /// \brief When performing template argument deduction for a function |
Douglas Gregor | e53060f | 2009-06-25 22:08:12 +0000 | [diff] [blame] | 3349 | /// template, there were too few call arguments. |
Douglas Gregor | 6db8ed4 | 2009-06-30 23:57:56 +0000 | [diff] [blame] | 3350 | TDK_TooFewArguments, |
| 3351 | /// \brief The explicitly-specified template arguments were not valid |
| 3352 | /// template arguments for the given template. |
Douglas Gregor | 4b52e25 | 2009-12-21 23:17:24 +0000 | [diff] [blame] | 3353 | TDK_InvalidExplicitArguments, |
| 3354 | /// \brief The arguments included an overloaded function name that could |
| 3355 | /// not be resolved to a suitable function. |
| 3356 | TDK_FailedOverloadResolution |
Douglas Gregor | f67875d | 2009-06-12 18:26:56 +0000 | [diff] [blame] | 3357 | }; |
| 3358 | |
| 3359 | /// \brief Provides information about an attempted template argument |
| 3360 | /// deduction, whose success or failure was described by a |
| 3361 | /// TemplateDeductionResult value. |
| 3362 | class TemplateDeductionInfo { |
| 3363 | /// \brief The context in which the template arguments are stored. |
| 3364 | ASTContext &Context; |
| 3365 | |
| 3366 | /// \brief The deduced template argument list. |
| 3367 | /// |
| 3368 | TemplateArgumentList *Deduced; |
| 3369 | |
John McCall | 5769d61 | 2010-02-08 23:07:23 +0000 | [diff] [blame] | 3370 | /// \brief The source location at which template argument |
| 3371 | /// deduction is occurring. |
| 3372 | SourceLocation Loc; |
| 3373 | |
Douglas Gregor | f67875d | 2009-06-12 18:26:56 +0000 | [diff] [blame] | 3374 | // do not implement these |
| 3375 | TemplateDeductionInfo(const TemplateDeductionInfo&); |
| 3376 | TemplateDeductionInfo &operator=(const TemplateDeductionInfo&); |
| 3377 | |
| 3378 | public: |
John McCall | 5769d61 | 2010-02-08 23:07:23 +0000 | [diff] [blame] | 3379 | TemplateDeductionInfo(ASTContext &Context, SourceLocation Loc) |
| 3380 | : Context(Context), Deduced(0), Loc(Loc) { } |
Douglas Gregor | f67875d | 2009-06-12 18:26:56 +0000 | [diff] [blame] | 3381 | |
| 3382 | ~TemplateDeductionInfo() { |
| 3383 | // FIXME: if (Deduced) Deduced->Destroy(Context); |
| 3384 | } |
| 3385 | |
John McCall | 5769d61 | 2010-02-08 23:07:23 +0000 | [diff] [blame] | 3386 | /// \brief Returns the location at which template argument is |
| 3387 | /// occuring. |
| 3388 | SourceLocation getLocation() const { |
| 3389 | return Loc; |
| 3390 | } |
| 3391 | |
Douglas Gregor | f67875d | 2009-06-12 18:26:56 +0000 | [diff] [blame] | 3392 | /// \brief Take ownership of the deduced template argument list. |
Mike Stump | 1eb4433 | 2009-09-09 15:08:12 +0000 | [diff] [blame] | 3393 | TemplateArgumentList *take() { |
Douglas Gregor | f67875d | 2009-06-12 18:26:56 +0000 | [diff] [blame] | 3394 | TemplateArgumentList *Result = Deduced; |
| 3395 | Deduced = 0; |
| 3396 | return Result; |
| 3397 | } |
| 3398 | |
| 3399 | /// \brief Provide a new template argument list that contains the |
| 3400 | /// results of template argument deduction. |
| 3401 | void reset(TemplateArgumentList *NewDeduced) { |
| 3402 | // FIXME: if (Deduced) Deduced->Destroy(Context); |
| 3403 | Deduced = NewDeduced; |
| 3404 | } |
| 3405 | |
| 3406 | /// \brief The template parameter to which a template argument |
| 3407 | /// deduction failure refers. |
| 3408 | /// |
| 3409 | /// Depending on the result of template argument deduction, this |
| 3410 | /// template parameter may have different meanings: |
| 3411 | /// |
| 3412 | /// TDK_Incomplete: this is the first template parameter whose |
| 3413 | /// corresponding template argument was not deduced. |
| 3414 | /// |
| 3415 | /// TDK_Inconsistent: this is the template parameter for which |
| 3416 | /// two different template argument values were deduced. |
| 3417 | TemplateParameter Param; |
| 3418 | |
| 3419 | /// \brief The first template argument to which the template |
| 3420 | /// argument deduction failure refers. |
| 3421 | /// |
| 3422 | /// Depending on the result of the template argument deduction, |
| 3423 | /// this template argument may have different meanings: |
| 3424 | /// |
| 3425 | /// TDK_Inconsistent: this argument is the first value deduced |
| 3426 | /// for the corresponding template parameter. |
| 3427 | /// |
| 3428 | /// TDK_SubstitutionFailure: this argument is the template |
| 3429 | /// argument we were instantiating when we encountered an error. |
| 3430 | /// |
| 3431 | /// TDK_NonDeducedMismatch: this is the template argument |
| 3432 | /// provided in the source code. |
| 3433 | TemplateArgument FirstArg; |
| 3434 | |
| 3435 | /// \brief The second template argument to which the template |
| 3436 | /// argument deduction failure refers. |
| 3437 | /// |
| 3438 | /// FIXME: Finish documenting this. |
| 3439 | TemplateArgument SecondArg; |
| 3440 | }; |
| 3441 | |
| 3442 | TemplateDeductionResult |
Douglas Gregor | 199d991 | 2009-06-05 00:53:49 +0000 | [diff] [blame] | 3443 | DeduceTemplateArguments(ClassTemplatePartialSpecializationDecl *Partial, |
Douglas Gregor | f67875d | 2009-06-12 18:26:56 +0000 | [diff] [blame] | 3444 | const TemplateArgumentList &TemplateArgs, |
| 3445 | TemplateDeductionInfo &Info); |
Mike Stump | 1eb4433 | 2009-09-09 15:08:12 +0000 | [diff] [blame] | 3446 | |
Douglas Gregor | 83314aa | 2009-07-08 20:55:45 +0000 | [diff] [blame] | 3447 | TemplateDeductionResult |
| 3448 | SubstituteExplicitTemplateArguments(FunctionTemplateDecl *FunctionTemplate, |
John McCall | d5532b6 | 2009-11-23 01:53:49 +0000 | [diff] [blame] | 3449 | const TemplateArgumentListInfo &ExplicitTemplateArgs, |
Douglas Gregor | 02024a9 | 2010-03-28 02:42:43 +0000 | [diff] [blame] | 3450 | llvm::SmallVectorImpl<DeducedTemplateArgument> &Deduced, |
Douglas Gregor | 83314aa | 2009-07-08 20:55:45 +0000 | [diff] [blame] | 3451 | llvm::SmallVectorImpl<QualType> &ParamTypes, |
| 3452 | QualType *FunctionType, |
| 3453 | TemplateDeductionInfo &Info); |
Mike Stump | 1eb4433 | 2009-09-09 15:08:12 +0000 | [diff] [blame] | 3454 | |
| 3455 | TemplateDeductionResult |
Douglas Gregor | 83314aa | 2009-07-08 20:55:45 +0000 | [diff] [blame] | 3456 | FinishTemplateArgumentDeduction(FunctionTemplateDecl *FunctionTemplate, |
Douglas Gregor | 02024a9 | 2010-03-28 02:42:43 +0000 | [diff] [blame] | 3457 | llvm::SmallVectorImpl<DeducedTemplateArgument> &Deduced, |
| 3458 | unsigned NumExplicitlySpecified, |
Douglas Gregor | 83314aa | 2009-07-08 20:55:45 +0000 | [diff] [blame] | 3459 | FunctionDecl *&Specialization, |
| 3460 | TemplateDeductionInfo &Info); |
Mike Stump | 1eb4433 | 2009-09-09 15:08:12 +0000 | [diff] [blame] | 3461 | |
Douglas Gregor | e53060f | 2009-06-25 22:08:12 +0000 | [diff] [blame] | 3462 | TemplateDeductionResult |
| 3463 | DeduceTemplateArguments(FunctionTemplateDecl *FunctionTemplate, |
John McCall | d5532b6 | 2009-11-23 01:53:49 +0000 | [diff] [blame] | 3464 | const TemplateArgumentListInfo *ExplicitTemplateArgs, |
Douglas Gregor | e53060f | 2009-06-25 22:08:12 +0000 | [diff] [blame] | 3465 | Expr **Args, unsigned NumArgs, |
| 3466 | FunctionDecl *&Specialization, |
| 3467 | TemplateDeductionInfo &Info); |
Douglas Gregor | 83314aa | 2009-07-08 20:55:45 +0000 | [diff] [blame] | 3468 | |
| 3469 | TemplateDeductionResult |
| 3470 | DeduceTemplateArguments(FunctionTemplateDecl *FunctionTemplate, |
John McCall | d5532b6 | 2009-11-23 01:53:49 +0000 | [diff] [blame] | 3471 | const TemplateArgumentListInfo *ExplicitTemplateArgs, |
Douglas Gregor | 83314aa | 2009-07-08 20:55:45 +0000 | [diff] [blame] | 3472 | QualType ArgFunctionType, |
| 3473 | FunctionDecl *&Specialization, |
| 3474 | TemplateDeductionInfo &Info); |
Mike Stump | 1eb4433 | 2009-09-09 15:08:12 +0000 | [diff] [blame] | 3475 | |
Douglas Gregor | 65ec1fd | 2009-08-21 23:19:43 +0000 | [diff] [blame] | 3476 | TemplateDeductionResult |
| 3477 | DeduceTemplateArguments(FunctionTemplateDecl *FunctionTemplate, |
| 3478 | QualType ToType, |
| 3479 | CXXConversionDecl *&Specialization, |
| 3480 | TemplateDeductionInfo &Info); |
| 3481 | |
Douglas Gregor | 4b52e25 | 2009-12-21 23:17:24 +0000 | [diff] [blame] | 3482 | TemplateDeductionResult |
| 3483 | DeduceTemplateArguments(FunctionTemplateDecl *FunctionTemplate, |
| 3484 | const TemplateArgumentListInfo *ExplicitTemplateArgs, |
| 3485 | FunctionDecl *&Specialization, |
| 3486 | TemplateDeductionInfo &Info); |
| 3487 | |
Douglas Gregor | 65ec1fd | 2009-08-21 23:19:43 +0000 | [diff] [blame] | 3488 | FunctionTemplateDecl *getMoreSpecializedTemplate(FunctionTemplateDecl *FT1, |
| 3489 | FunctionTemplateDecl *FT2, |
John McCall | 5769d61 | 2010-02-08 23:07:23 +0000 | [diff] [blame] | 3490 | SourceLocation Loc, |
Douglas Gregor | 8a51491 | 2009-09-14 18:39:43 +0000 | [diff] [blame] | 3491 | TemplatePartialOrderingContext TPOC); |
John McCall | c373d48 | 2010-01-27 01:50:18 +0000 | [diff] [blame] | 3492 | UnresolvedSetIterator getMostSpecialized(UnresolvedSetIterator SBegin, |
| 3493 | UnresolvedSetIterator SEnd, |
| 3494 | TemplatePartialOrderingContext TPOC, |
| 3495 | SourceLocation Loc, |
| 3496 | const PartialDiagnostic &NoneDiag, |
| 3497 | const PartialDiagnostic &AmbigDiag, |
| 3498 | const PartialDiagnostic &CandidateDiag); |
Sean Hunt | 1e3f5ba | 2010-04-28 23:02:27 +0000 | [diff] [blame] | 3499 | |
Douglas Gregor | bf4ea56 | 2009-09-15 16:23:51 +0000 | [diff] [blame] | 3500 | ClassTemplatePartialSpecializationDecl * |
| 3501 | getMoreSpecializedPartialSpecialization( |
| 3502 | ClassTemplatePartialSpecializationDecl *PS1, |
John McCall | 5769d61 | 2010-02-08 23:07:23 +0000 | [diff] [blame] | 3503 | ClassTemplatePartialSpecializationDecl *PS2, |
| 3504 | SourceLocation Loc); |
Sean Hunt | 1e3f5ba | 2010-04-28 23:02:27 +0000 | [diff] [blame] | 3505 | |
Douglas Gregor | e73bb60 | 2009-09-14 21:25:05 +0000 | [diff] [blame] | 3506 | void MarkUsedTemplateParameters(const TemplateArgumentList &TemplateArgs, |
| 3507 | bool OnlyDeduced, |
Douglas Gregor | ed9c0f9 | 2009-10-29 00:04:11 +0000 | [diff] [blame] | 3508 | unsigned Depth, |
Douglas Gregor | 63f07c5 | 2009-09-18 23:21:38 +0000 | [diff] [blame] | 3509 | llvm::SmallVectorImpl<bool> &Used); |
| 3510 | void MarkDeducedTemplateParameters(FunctionTemplateDecl *FunctionTemplate, |
| 3511 | llvm::SmallVectorImpl<bool> &Deduced); |
Sean Hunt | 1e3f5ba | 2010-04-28 23:02:27 +0000 | [diff] [blame] | 3512 | |
Douglas Gregor | 99ebf65 | 2009-02-27 19:31:52 +0000 | [diff] [blame] | 3513 | //===--------------------------------------------------------------------===// |
| 3514 | // C++ Template Instantiation |
| 3515 | // |
Douglas Gregor | 26dce44 | 2009-03-10 00:06:19 +0000 | [diff] [blame] | 3516 | |
Douglas Gregor | 0f8716b | 2009-11-09 19:17:50 +0000 | [diff] [blame] | 3517 | MultiLevelTemplateArgumentList getTemplateInstantiationArgs(NamedDecl *D, |
Douglas Gregor | 525f96c | 2010-02-05 07:33:43 +0000 | [diff] [blame] | 3518 | const TemplateArgumentList *Innermost = 0, |
Douglas Gregor | e7089b0 | 2010-05-03 23:29:10 +0000 | [diff] [blame] | 3519 | bool RelativeToPrimary = false, |
| 3520 | const FunctionDecl *Pattern = 0); |
Douglas Gregor | 54dabfc | 2009-05-14 23:26:13 +0000 | [diff] [blame] | 3521 | |
Douglas Gregor | 26dce44 | 2009-03-10 00:06:19 +0000 | [diff] [blame] | 3522 | /// \brief A template instantiation that is currently in progress. |
| 3523 | struct ActiveTemplateInstantiation { |
Douglas Gregor | df667e7 | 2009-03-10 20:44:00 +0000 | [diff] [blame] | 3524 | /// \brief The kind of template instantiation we are performing |
Douglas Gregor | cca9e96 | 2009-07-01 22:01:06 +0000 | [diff] [blame] | 3525 | enum InstantiationKind { |
Douglas Gregor | df667e7 | 2009-03-10 20:44:00 +0000 | [diff] [blame] | 3526 | /// We are instantiating a template declaration. The entity is |
Douglas Gregor | b9f1b8d | 2009-05-15 00:01:03 +0000 | [diff] [blame] | 3527 | /// the declaration we're instantiating (e.g., a CXXRecordDecl). |
Douglas Gregor | df667e7 | 2009-03-10 20:44:00 +0000 | [diff] [blame] | 3528 | TemplateInstantiation, |
| 3529 | |
| 3530 | /// We are instantiating a default argument for a template |
| 3531 | /// parameter. The Entity is the template, and |
| 3532 | /// TemplateArgs/NumTemplateArguments provides the template |
| 3533 | /// arguments as specified. |
Douglas Gregor | 637a409 | 2009-06-10 23:47:09 +0000 | [diff] [blame] | 3534 | /// FIXME: Use a TemplateArgumentList |
| 3535 | DefaultTemplateArgumentInstantiation, |
| 3536 | |
Anders Carlsson | 25cae7f | 2009-09-05 05:14:19 +0000 | [diff] [blame] | 3537 | /// We are instantiating a default argument for a function. |
| 3538 | /// The Entity is the ParmVarDecl, and TemplateArgs/NumTemplateArgs |
| 3539 | /// provides the template arguments as specified. |
| 3540 | DefaultFunctionArgumentInstantiation, |
| 3541 | |
Mike Stump | 1eb4433 | 2009-09-09 15:08:12 +0000 | [diff] [blame] | 3542 | /// We are substituting explicit template arguments provided for |
Douglas Gregor | cca9e96 | 2009-07-01 22:01:06 +0000 | [diff] [blame] | 3543 | /// a function template. The entity is a FunctionTemplateDecl. |
| 3544 | ExplicitTemplateArgumentSubstitution, |
Mike Stump | 1eb4433 | 2009-09-09 15:08:12 +0000 | [diff] [blame] | 3545 | |
Douglas Gregor | cca9e96 | 2009-07-01 22:01:06 +0000 | [diff] [blame] | 3546 | /// We are substituting template argument determined as part of |
| 3547 | /// template argument deduction for either a class template |
| 3548 | /// partial specialization or a function template. The |
| 3549 | /// Entity is either a ClassTemplatePartialSpecializationDecl or |
| 3550 | /// a FunctionTemplateDecl. |
Douglas Gregor | 9148c3f | 2009-11-11 19:13:48 +0000 | [diff] [blame] | 3551 | DeducedTemplateArgumentSubstitution, |
Sean Hunt | 1e3f5ba | 2010-04-28 23:02:27 +0000 | [diff] [blame] | 3552 | |
Douglas Gregor | 9148c3f | 2009-11-11 19:13:48 +0000 | [diff] [blame] | 3553 | /// We are substituting prior template arguments into a new |
| 3554 | /// template parameter. The template parameter itself is either a |
| 3555 | /// NonTypeTemplateParmDecl or a TemplateTemplateParmDecl. |
Douglas Gregor | f35f828 | 2009-11-11 21:54:23 +0000 | [diff] [blame] | 3556 | PriorTemplateArgumentSubstitution, |
Sean Hunt | 1e3f5ba | 2010-04-28 23:02:27 +0000 | [diff] [blame] | 3557 | |
Douglas Gregor | f35f828 | 2009-11-11 21:54:23 +0000 | [diff] [blame] | 3558 | /// We are checking the validity of a default template argument that |
| 3559 | /// has been used when naming a template-id. |
| 3560 | DefaultTemplateArgumentChecking |
Douglas Gregor | df667e7 | 2009-03-10 20:44:00 +0000 | [diff] [blame] | 3561 | } Kind; |
| 3562 | |
Douglas Gregor | 26dce44 | 2009-03-10 00:06:19 +0000 | [diff] [blame] | 3563 | /// \brief The point of instantiation within the source code. |
| 3564 | SourceLocation PointOfInstantiation; |
| 3565 | |
Douglas Gregor | 9148c3f | 2009-11-11 19:13:48 +0000 | [diff] [blame] | 3566 | /// \brief The template in which we are performing the instantiation, |
| 3567 | /// for substitutions of prior template arguments. |
| 3568 | TemplateDecl *Template; |
Sean Hunt | 1e3f5ba | 2010-04-28 23:02:27 +0000 | [diff] [blame] | 3569 | |
Douglas Gregor | 26dce44 | 2009-03-10 00:06:19 +0000 | [diff] [blame] | 3570 | /// \brief The entity that is being instantiated. |
Douglas Gregor | df667e7 | 2009-03-10 20:44:00 +0000 | [diff] [blame] | 3571 | uintptr_t Entity; |
| 3572 | |
Douglas Gregor | 9148c3f | 2009-11-11 19:13:48 +0000 | [diff] [blame] | 3573 | /// \brief The list of template arguments we are substituting, if they |
| 3574 | /// are not part of the entity. |
Douglas Gregor | df667e7 | 2009-03-10 20:44:00 +0000 | [diff] [blame] | 3575 | const TemplateArgument *TemplateArgs; |
| 3576 | |
| 3577 | /// \brief The number of template arguments in TemplateArgs. |
| 3578 | unsigned NumTemplateArgs; |
Douglas Gregor | 26dce44 | 2009-03-10 00:06:19 +0000 | [diff] [blame] | 3579 | |
| 3580 | /// \brief The source range that covers the construct that cause |
| 3581 | /// the instantiation, e.g., the template-id that causes a class |
| 3582 | /// template instantiation. |
| 3583 | SourceRange InstantiationRange; |
Douglas Gregor | df667e7 | 2009-03-10 20:44:00 +0000 | [diff] [blame] | 3584 | |
Douglas Gregor | 9148c3f | 2009-11-11 19:13:48 +0000 | [diff] [blame] | 3585 | ActiveTemplateInstantiation() |
Sean Hunt | 1e3f5ba | 2010-04-28 23:02:27 +0000 | [diff] [blame] | 3586 | : Kind(TemplateInstantiation), Template(0), Entity(0), TemplateArgs(0), |
Douglas Gregor | 9148c3f | 2009-11-11 19:13:48 +0000 | [diff] [blame] | 3587 | NumTemplateArgs(0) {} |
Eli Friedman | 2ebcc6b | 2009-08-15 22:50:33 +0000 | [diff] [blame] | 3588 | |
Douglas Gregor | f35f828 | 2009-11-11 21:54:23 +0000 | [diff] [blame] | 3589 | /// \brief Determines whether this template is an actual instantiation |
| 3590 | /// that should be counted toward the maximum instantiation depth. |
| 3591 | bool isInstantiationRecord() const; |
Sean Hunt | 1e3f5ba | 2010-04-28 23:02:27 +0000 | [diff] [blame] | 3592 | |
Douglas Gregor | df667e7 | 2009-03-10 20:44:00 +0000 | [diff] [blame] | 3593 | friend bool operator==(const ActiveTemplateInstantiation &X, |
| 3594 | const ActiveTemplateInstantiation &Y) { |
| 3595 | if (X.Kind != Y.Kind) |
| 3596 | return false; |
| 3597 | |
| 3598 | if (X.Entity != Y.Entity) |
| 3599 | return false; |
| 3600 | |
| 3601 | switch (X.Kind) { |
| 3602 | case TemplateInstantiation: |
| 3603 | return true; |
| 3604 | |
Douglas Gregor | 9148c3f | 2009-11-11 19:13:48 +0000 | [diff] [blame] | 3605 | case PriorTemplateArgumentSubstitution: |
Douglas Gregor | f35f828 | 2009-11-11 21:54:23 +0000 | [diff] [blame] | 3606 | case DefaultTemplateArgumentChecking: |
Douglas Gregor | 9148c3f | 2009-11-11 19:13:48 +0000 | [diff] [blame] | 3607 | if (X.Template != Y.Template) |
| 3608 | return false; |
Sean Hunt | 1e3f5ba | 2010-04-28 23:02:27 +0000 | [diff] [blame] | 3609 | |
Douglas Gregor | 9148c3f | 2009-11-11 19:13:48 +0000 | [diff] [blame] | 3610 | // Fall through |
Sean Hunt | 1e3f5ba | 2010-04-28 23:02:27 +0000 | [diff] [blame] | 3611 | |
Douglas Gregor | df667e7 | 2009-03-10 20:44:00 +0000 | [diff] [blame] | 3612 | case DefaultTemplateArgumentInstantiation: |
Douglas Gregor | cca9e96 | 2009-07-01 22:01:06 +0000 | [diff] [blame] | 3613 | case ExplicitTemplateArgumentSubstitution: |
| 3614 | case DeducedTemplateArgumentSubstitution: |
Anders Carlsson | 25cae7f | 2009-09-05 05:14:19 +0000 | [diff] [blame] | 3615 | case DefaultFunctionArgumentInstantiation: |
Douglas Gregor | df667e7 | 2009-03-10 20:44:00 +0000 | [diff] [blame] | 3616 | return X.TemplateArgs == Y.TemplateArgs; |
Mike Stump | 1eb4433 | 2009-09-09 15:08:12 +0000 | [diff] [blame] | 3617 | |
Douglas Gregor | df667e7 | 2009-03-10 20:44:00 +0000 | [diff] [blame] | 3618 | } |
| 3619 | |
| 3620 | return true; |
| 3621 | } |
| 3622 | |
| 3623 | friend bool operator!=(const ActiveTemplateInstantiation &X, |
| 3624 | const ActiveTemplateInstantiation &Y) { |
| 3625 | return !(X == Y); |
| 3626 | } |
Douglas Gregor | 26dce44 | 2009-03-10 00:06:19 +0000 | [diff] [blame] | 3627 | }; |
| 3628 | |
| 3629 | /// \brief List of active template instantiations. |
| 3630 | /// |
| 3631 | /// This vector is treated as a stack. As one template instantiation |
| 3632 | /// requires another template instantiation, additional |
| 3633 | /// instantiations are pushed onto the stack up to a |
| 3634 | /// user-configurable limit LangOptions::InstantiationDepth. |
Mike Stump | 1eb4433 | 2009-09-09 15:08:12 +0000 | [diff] [blame] | 3635 | llvm::SmallVector<ActiveTemplateInstantiation, 16> |
Douglas Gregor | 26dce44 | 2009-03-10 00:06:19 +0000 | [diff] [blame] | 3636 | ActiveTemplateInstantiations; |
| 3637 | |
Douglas Gregor | f35f828 | 2009-11-11 21:54:23 +0000 | [diff] [blame] | 3638 | /// \brief The number of ActiveTemplateInstantiation entries in |
| 3639 | /// \c ActiveTemplateInstantiations that are not actual instantiations and, |
| 3640 | /// therefore, should not be counted as part of the instantiation depth. |
| 3641 | unsigned NonInstantiationEntries; |
Sean Hunt | 1e3f5ba | 2010-04-28 23:02:27 +0000 | [diff] [blame] | 3642 | |
Douglas Gregor | 27b152f | 2009-03-10 18:52:44 +0000 | [diff] [blame] | 3643 | /// \brief The last template from which a template instantiation |
| 3644 | /// error or warning was produced. |
| 3645 | /// |
| 3646 | /// This value is used to suppress printing of redundant template |
| 3647 | /// instantiation backtraces when there are multiple errors in the |
| 3648 | /// same instantiation. FIXME: Does this belong in Sema? It's tough |
| 3649 | /// to implement it anywhere else. |
Douglas Gregor | df667e7 | 2009-03-10 20:44:00 +0000 | [diff] [blame] | 3650 | ActiveTemplateInstantiation LastTemplateInstantiationErrorContext; |
Douglas Gregor | 27b152f | 2009-03-10 18:52:44 +0000 | [diff] [blame] | 3651 | |
Nick Lewycky | 03d98c5 | 2010-07-06 19:51:49 +0000 | [diff] [blame] | 3652 | /// \brief The stack of calls expression undergoing template instantiation. |
| 3653 | /// |
| 3654 | /// The top of this stack is used by a fixit instantiating unresolved |
| 3655 | /// function calls to fix the AST to match the textual change it prints. |
| 3656 | llvm::SmallVector<CallExpr *, 8> CallsUndergoingInstantiation; |
| 3657 | |
Douglas Gregor | 26dce44 | 2009-03-10 00:06:19 +0000 | [diff] [blame] | 3658 | /// \brief A stack object to be created when performing template |
| 3659 | /// instantiation. |
| 3660 | /// |
| 3661 | /// Construction of an object of type \c InstantiatingTemplate |
| 3662 | /// pushes the current instantiation onto the stack of active |
| 3663 | /// instantiations. If the size of this stack exceeds the maximum |
| 3664 | /// number of recursive template instantiations, construction |
| 3665 | /// produces an error and evaluates true. |
| 3666 | /// |
| 3667 | /// Destruction of this object will pop the named instantiation off |
| 3668 | /// the stack. |
| 3669 | struct InstantiatingTemplate { |
Douglas Gregor | f3e7ce4 | 2009-05-18 17:01:57 +0000 | [diff] [blame] | 3670 | /// \brief Note that we are instantiating a class template, |
| 3671 | /// function template, or a member thereof. |
Douglas Gregor | 26dce44 | 2009-03-10 00:06:19 +0000 | [diff] [blame] | 3672 | InstantiatingTemplate(Sema &SemaRef, SourceLocation PointOfInstantiation, |
Douglas Gregor | f3e7ce4 | 2009-05-18 17:01:57 +0000 | [diff] [blame] | 3673 | Decl *Entity, |
Douglas Gregor | 26dce44 | 2009-03-10 00:06:19 +0000 | [diff] [blame] | 3674 | SourceRange InstantiationRange = SourceRange()); |
Douglas Gregor | df667e7 | 2009-03-10 20:44:00 +0000 | [diff] [blame] | 3675 | |
| 3676 | /// \brief Note that we are instantiating a default argument in a |
| 3677 | /// template-id. |
| 3678 | InstantiatingTemplate(Sema &SemaRef, SourceLocation PointOfInstantiation, |
| 3679 | TemplateDecl *Template, |
| 3680 | const TemplateArgument *TemplateArgs, |
| 3681 | unsigned NumTemplateArgs, |
| 3682 | SourceRange InstantiationRange = SourceRange()); |
| 3683 | |
Douglas Gregor | cca9e96 | 2009-07-01 22:01:06 +0000 | [diff] [blame] | 3684 | /// \brief Note that we are instantiating a default argument in a |
| 3685 | /// template-id. |
| 3686 | InstantiatingTemplate(Sema &SemaRef, SourceLocation PointOfInstantiation, |
| 3687 | FunctionTemplateDecl *FunctionTemplate, |
| 3688 | const TemplateArgument *TemplateArgs, |
| 3689 | unsigned NumTemplateArgs, |
| 3690 | ActiveTemplateInstantiation::InstantiationKind Kind, |
| 3691 | SourceRange InstantiationRange = SourceRange()); |
Mike Stump | 1eb4433 | 2009-09-09 15:08:12 +0000 | [diff] [blame] | 3692 | |
Douglas Gregor | 637a409 | 2009-06-10 23:47:09 +0000 | [diff] [blame] | 3693 | /// \brief Note that we are instantiating as part of template |
| 3694 | /// argument deduction for a class template partial |
| 3695 | /// specialization. |
| 3696 | InstantiatingTemplate(Sema &SemaRef, SourceLocation PointOfInstantiation, |
| 3697 | ClassTemplatePartialSpecializationDecl *PartialSpec, |
| 3698 | const TemplateArgument *TemplateArgs, |
| 3699 | unsigned NumTemplateArgs, |
| 3700 | SourceRange InstantiationRange = SourceRange()); |
| 3701 | |
Anders Carlsson | 25cae7f | 2009-09-05 05:14:19 +0000 | [diff] [blame] | 3702 | InstantiatingTemplate(Sema &SemaRef, SourceLocation PointOfInstantiation, |
| 3703 | ParmVarDecl *Param, |
| 3704 | const TemplateArgument *TemplateArgs, |
| 3705 | unsigned NumTemplateArgs, |
| 3706 | SourceRange InstantiationRange = SourceRange()); |
| 3707 | |
Douglas Gregor | 9148c3f | 2009-11-11 19:13:48 +0000 | [diff] [blame] | 3708 | /// \brief Note that we are substituting prior template arguments into a |
| 3709 | /// non-type or template template parameter. |
| 3710 | InstantiatingTemplate(Sema &SemaRef, SourceLocation PointOfInstantiation, |
| 3711 | TemplateDecl *Template, |
| 3712 | NonTypeTemplateParmDecl *Param, |
| 3713 | const TemplateArgument *TemplateArgs, |
| 3714 | unsigned NumTemplateArgs, |
| 3715 | SourceRange InstantiationRange); |
| 3716 | |
| 3717 | InstantiatingTemplate(Sema &SemaRef, SourceLocation PointOfInstantiation, |
| 3718 | TemplateDecl *Template, |
| 3719 | TemplateTemplateParmDecl *Param, |
| 3720 | const TemplateArgument *TemplateArgs, |
| 3721 | unsigned NumTemplateArgs, |
| 3722 | SourceRange InstantiationRange); |
Sean Hunt | 1e3f5ba | 2010-04-28 23:02:27 +0000 | [diff] [blame] | 3723 | |
Douglas Gregor | f35f828 | 2009-11-11 21:54:23 +0000 | [diff] [blame] | 3724 | /// \brief Note that we are checking the default template argument |
| 3725 | /// against the template parameter for a given template-id. |
| 3726 | InstantiatingTemplate(Sema &SemaRef, SourceLocation PointOfInstantiation, |
| 3727 | TemplateDecl *Template, |
| 3728 | NamedDecl *Param, |
| 3729 | const TemplateArgument *TemplateArgs, |
| 3730 | unsigned NumTemplateArgs, |
| 3731 | SourceRange InstantiationRange); |
Sean Hunt | 1e3f5ba | 2010-04-28 23:02:27 +0000 | [diff] [blame] | 3732 | |
| 3733 | |
Douglas Gregor | f3e7ce4 | 2009-05-18 17:01:57 +0000 | [diff] [blame] | 3734 | /// \brief Note that we have finished instantiating this template. |
| 3735 | void Clear(); |
| 3736 | |
| 3737 | ~InstantiatingTemplate() { Clear(); } |
Douglas Gregor | 26dce44 | 2009-03-10 00:06:19 +0000 | [diff] [blame] | 3738 | |
| 3739 | /// \brief Determines whether we have exceeded the maximum |
| 3740 | /// recursive template instantiations. |
| 3741 | operator bool() const { return Invalid; } |
| 3742 | |
| 3743 | private: |
| 3744 | Sema &SemaRef; |
| 3745 | bool Invalid; |
| 3746 | |
Douglas Gregor | df667e7 | 2009-03-10 20:44:00 +0000 | [diff] [blame] | 3747 | bool CheckInstantiationDepth(SourceLocation PointOfInstantiation, |
| 3748 | SourceRange InstantiationRange); |
| 3749 | |
Douglas Gregor | 26dce44 | 2009-03-10 00:06:19 +0000 | [diff] [blame] | 3750 | InstantiatingTemplate(const InstantiatingTemplate&); // not implemented |
| 3751 | |
Mike Stump | 1eb4433 | 2009-09-09 15:08:12 +0000 | [diff] [blame] | 3752 | InstantiatingTemplate& |
Douglas Gregor | 26dce44 | 2009-03-10 00:06:19 +0000 | [diff] [blame] | 3753 | operator=(const InstantiatingTemplate&); // not implemented |
| 3754 | }; |
| 3755 | |
Douglas Gregor | ee1828a | 2009-03-10 18:03:33 +0000 | [diff] [blame] | 3756 | void PrintInstantiationStack(); |
| 3757 | |
Douglas Gregor | 5e9f35c | 2009-06-14 07:33:30 +0000 | [diff] [blame] | 3758 | /// \brief Determines whether we are currently in a context where |
| 3759 | /// template argument substitution failures are not considered |
| 3760 | /// errors. |
| 3761 | /// |
| 3762 | /// When this routine returns true, the emission of most diagnostics |
| 3763 | /// will be suppressed and there will be no local error recovery. |
| 3764 | bool isSFINAEContext() const; |
| 3765 | |
Douglas Gregor | bb26041 | 2009-06-14 08:02:22 +0000 | [diff] [blame] | 3766 | /// \brief RAII class used to determine whether SFINAE has |
| 3767 | /// trapped any errors that occur during template argument |
| 3768 | /// deduction. |
| 3769 | class SFINAETrap { |
| 3770 | Sema &SemaRef; |
| 3771 | unsigned PrevSFINAEErrors; |
| 3772 | public: |
| 3773 | explicit SFINAETrap(Sema &SemaRef) |
| 3774 | : SemaRef(SemaRef), PrevSFINAEErrors(SemaRef.NumSFINAEErrors) { } |
| 3775 | |
| 3776 | ~SFINAETrap() { SemaRef.NumSFINAEErrors = PrevSFINAEErrors; } |
| 3777 | |
| 3778 | /// \brief Determine whether any SFINAE errors have been trapped. |
Mike Stump | 1eb4433 | 2009-09-09 15:08:12 +0000 | [diff] [blame] | 3779 | bool hasErrorOccurred() const { |
| 3780 | return SemaRef.NumSFINAEErrors > PrevSFINAEErrors; |
Douglas Gregor | bb26041 | 2009-06-14 08:02:22 +0000 | [diff] [blame] | 3781 | } |
| 3782 | }; |
| 3783 | |
Douglas Gregor | c63d2c8 | 2010-05-12 16:39:35 +0000 | [diff] [blame] | 3784 | /// \brief RAII class that determines when any errors have occurred |
| 3785 | /// between the time the instance was created and the time it was |
| 3786 | /// queried. |
| 3787 | class ErrorTrap { |
| 3788 | Sema &SemaRef; |
| 3789 | unsigned PrevErrors; |
| 3790 | |
| 3791 | public: |
| 3792 | explicit ErrorTrap(Sema &SemaRef) |
| 3793 | : SemaRef(SemaRef), PrevErrors(SemaRef.getDiagnostics().getNumErrors()) {} |
| 3794 | |
| 3795 | /// \brief Determine whether any errors have occurred since this |
| 3796 | /// object instance was created. |
| 3797 | bool hasErrorOccurred() const { |
| 3798 | return SemaRef.getDiagnostics().getNumErrors() > PrevErrors; |
| 3799 | } |
| 3800 | }; |
| 3801 | |
Douglas Gregor | 48dd19b | 2009-05-14 21:44:34 +0000 | [diff] [blame] | 3802 | /// \brief A stack-allocated class that identifies which local |
| 3803 | /// variable declaration instantiations are present in this scope. |
| 3804 | /// |
| 3805 | /// A new instance of this class type will be created whenever we |
| 3806 | /// instantiate a new function declaration, which will have its own |
| 3807 | /// set of parameter declarations. |
| 3808 | class LocalInstantiationScope { |
| 3809 | /// \brief Reference to the semantic analysis that is performing |
| 3810 | /// this template instantiation. |
| 3811 | Sema &SemaRef; |
| 3812 | |
Douglas Gregor | 815215d | 2009-05-27 05:35:12 +0000 | [diff] [blame] | 3813 | /// \brief A mapping from local declarations that occur |
Douglas Gregor | 48dd19b | 2009-05-14 21:44:34 +0000 | [diff] [blame] | 3814 | /// within a template to their instantiations. |
| 3815 | /// |
| 3816 | /// This mapping is used during instantiation to keep track of, |
| 3817 | /// e.g., function parameter and variable declarations. For example, |
| 3818 | /// given: |
| 3819 | /// |
| 3820 | /// \code |
| 3821 | /// template<typename T> T add(T x, T y) { return x + y; } |
| 3822 | /// \endcode |
| 3823 | /// |
| 3824 | /// when we instantiate add<int>, we will introduce a mapping from |
| 3825 | /// the ParmVarDecl for 'x' that occurs in the template to the |
| 3826 | /// instantiated ParmVarDecl for 'x'. |
Douglas Gregor | 815215d | 2009-05-27 05:35:12 +0000 | [diff] [blame] | 3827 | llvm::DenseMap<const Decl *, Decl *> LocalDecls; |
Douglas Gregor | 48dd19b | 2009-05-14 21:44:34 +0000 | [diff] [blame] | 3828 | |
Douglas Gregor | 895162d | 2010-04-30 18:55:50 +0000 | [diff] [blame] | 3829 | /// \brief The outer scope, which contains local variable |
Douglas Gregor | 550d9b2 | 2009-10-31 17:21:17 +0000 | [diff] [blame] | 3830 | /// definitions from some other instantiation (that may not be |
Douglas Gregor | 48dd19b | 2009-05-14 21:44:34 +0000 | [diff] [blame] | 3831 | /// relevant to this particular scope). |
| 3832 | LocalInstantiationScope *Outer; |
| 3833 | |
Douglas Gregor | 60406be | 2010-01-16 22:29:39 +0000 | [diff] [blame] | 3834 | /// \brief Whether we have already exited this scope. |
| 3835 | bool Exited; |
| 3836 | |
Douglas Gregor | 895162d | 2010-04-30 18:55:50 +0000 | [diff] [blame] | 3837 | /// \brief Whether to combine this scope with the outer scope, such that |
| 3838 | /// lookup will search our outer scope. |
| 3839 | bool CombineWithOuterScope; |
| 3840 | |
Douglas Gregor | 48dd19b | 2009-05-14 21:44:34 +0000 | [diff] [blame] | 3841 | // This class is non-copyable |
| 3842 | LocalInstantiationScope(const LocalInstantiationScope &); |
| 3843 | LocalInstantiationScope &operator=(const LocalInstantiationScope &); |
| 3844 | |
| 3845 | public: |
Douglas Gregor | 895162d | 2010-04-30 18:55:50 +0000 | [diff] [blame] | 3846 | LocalInstantiationScope(Sema &SemaRef, bool CombineWithOuterScope = false) |
Sean Hunt | 1e3f5ba | 2010-04-28 23:02:27 +0000 | [diff] [blame] | 3847 | : SemaRef(SemaRef), Outer(SemaRef.CurrentInstantiationScope), |
Douglas Gregor | 895162d | 2010-04-30 18:55:50 +0000 | [diff] [blame] | 3848 | Exited(false), CombineWithOuterScope(CombineWithOuterScope) |
| 3849 | { |
| 3850 | SemaRef.CurrentInstantiationScope = this; |
Douglas Gregor | 48dd19b | 2009-05-14 21:44:34 +0000 | [diff] [blame] | 3851 | } |
| 3852 | |
| 3853 | ~LocalInstantiationScope() { |
Douglas Gregor | 895162d | 2010-04-30 18:55:50 +0000 | [diff] [blame] | 3854 | Exit(); |
Douglas Gregor | 60406be | 2010-01-16 22:29:39 +0000 | [diff] [blame] | 3855 | } |
| 3856 | |
| 3857 | /// \brief Exit this local instantiation scope early. |
| 3858 | void Exit() { |
Douglas Gregor | 895162d | 2010-04-30 18:55:50 +0000 | [diff] [blame] | 3859 | if (Exited) |
| 3860 | return; |
| 3861 | |
Douglas Gregor | 48dd19b | 2009-05-14 21:44:34 +0000 | [diff] [blame] | 3862 | SemaRef.CurrentInstantiationScope = Outer; |
Douglas Gregor | 60406be | 2010-01-16 22:29:39 +0000 | [diff] [blame] | 3863 | Exited = true; |
Douglas Gregor | 48dd19b | 2009-05-14 21:44:34 +0000 | [diff] [blame] | 3864 | } |
| 3865 | |
Douglas Gregor | 895162d | 2010-04-30 18:55:50 +0000 | [diff] [blame] | 3866 | Decl *getInstantiationOf(const Decl *D); |
Douglas Gregor | 48dd19b | 2009-05-14 21:44:34 +0000 | [diff] [blame] | 3867 | |
Douglas Gregor | 815215d | 2009-05-27 05:35:12 +0000 | [diff] [blame] | 3868 | VarDecl *getInstantiationOf(const VarDecl *Var) { |
| 3869 | return cast<VarDecl>(getInstantiationOf(cast<Decl>(Var))); |
Douglas Gregor | 48dd19b | 2009-05-14 21:44:34 +0000 | [diff] [blame] | 3870 | } |
| 3871 | |
Douglas Gregor | 815215d | 2009-05-27 05:35:12 +0000 | [diff] [blame] | 3872 | ParmVarDecl *getInstantiationOf(const ParmVarDecl *Var) { |
| 3873 | return cast<ParmVarDecl>(getInstantiationOf(cast<Decl>(Var))); |
| 3874 | } |
| 3875 | |
Douglas Gregor | 550d9b2 | 2009-10-31 17:21:17 +0000 | [diff] [blame] | 3876 | NonTypeTemplateParmDecl *getInstantiationOf( |
| 3877 | const NonTypeTemplateParmDecl *Var) { |
| 3878 | return cast<NonTypeTemplateParmDecl>(getInstantiationOf(cast<Decl>(Var))); |
| 3879 | } |
Sean Hunt | 1e3f5ba | 2010-04-28 23:02:27 +0000 | [diff] [blame] | 3880 | |
Douglas Gregor | 895162d | 2010-04-30 18:55:50 +0000 | [diff] [blame] | 3881 | void InstantiatedLocal(const Decl *D, Decl *Inst); |
Douglas Gregor | 48dd19b | 2009-05-14 21:44:34 +0000 | [diff] [blame] | 3882 | }; |
| 3883 | |
| 3884 | /// \brief The current instantiation scope used to store local |
| 3885 | /// variables. |
| 3886 | LocalInstantiationScope *CurrentInstantiationScope; |
| 3887 | |
Ted Kremenek | d0ed448 | 2010-02-02 02:07:01 +0000 | [diff] [blame] | 3888 | /// \brief The number of typos corrected by CorrectTypo. |
| 3889 | unsigned TyposCorrected; |
| 3890 | |
Ted Kremenek | d064fdc | 2010-03-23 00:13:23 +0000 | [diff] [blame] | 3891 | /// \brief Worker object for performing CFG-based warnings. |
| 3892 | sema::AnalysisBasedWarnings AnalysisWarnings; |
| 3893 | |
Douglas Gregor | d7f37bf | 2009-06-22 23:06:13 +0000 | [diff] [blame] | 3894 | /// \brief An entity for which implicit template instantiation is required. |
| 3895 | /// |
Mike Stump | 1eb4433 | 2009-09-09 15:08:12 +0000 | [diff] [blame] | 3896 | /// The source location associated with the declaration is the first place in |
Douglas Gregor | d7f37bf | 2009-06-22 23:06:13 +0000 | [diff] [blame] | 3897 | /// the source code where the declaration was "used". It is not necessarily |
Mike Stump | 1eb4433 | 2009-09-09 15:08:12 +0000 | [diff] [blame] | 3898 | /// the point of instantiation (which will be either before or after the |
Douglas Gregor | d7f37bf | 2009-06-22 23:06:13 +0000 | [diff] [blame] | 3899 | /// namespace-scope declaration that triggered this implicit instantiation), |
| 3900 | /// However, it is the location that diagnostics should generally refer to, |
| 3901 | /// because users will need to know what code triggered the instantiation. |
| 3902 | typedef std::pair<ValueDecl *, SourceLocation> PendingImplicitInstantiation; |
Mike Stump | 1eb4433 | 2009-09-09 15:08:12 +0000 | [diff] [blame] | 3903 | |
Douglas Gregor | d7f37bf | 2009-06-22 23:06:13 +0000 | [diff] [blame] | 3904 | /// \brief The queue of implicit template instantiations that are required |
| 3905 | /// but have not yet been performed. |
Douglas Gregor | b33fe2f | 2009-06-30 17:20:14 +0000 | [diff] [blame] | 3906 | std::deque<PendingImplicitInstantiation> PendingImplicitInstantiations; |
Douglas Gregor | d7f37bf | 2009-06-22 23:06:13 +0000 | [diff] [blame] | 3907 | |
Douglas Gregor | 60406be | 2010-01-16 22:29:39 +0000 | [diff] [blame] | 3908 | /// \brief The queue of implicit template instantiations that are required |
| 3909 | /// and must be performed within the current local scope. |
| 3910 | /// |
| 3911 | /// This queue is only used for member functions of local classes in |
| 3912 | /// templates, which must be instantiated in the same scope as their |
| 3913 | /// enclosing function, so that they can reference function-local |
| 3914 | /// types, static variables, enumerators, etc. |
| 3915 | std::deque<PendingImplicitInstantiation> PendingLocalImplicitInstantiations; |
| 3916 | |
| 3917 | void PerformPendingImplicitInstantiations(bool LocalOnly = false); |
Mike Stump | 1eb4433 | 2009-09-09 15:08:12 +0000 | [diff] [blame] | 3918 | |
John McCall | a93c934 | 2009-12-07 02:54:59 +0000 | [diff] [blame] | 3919 | TypeSourceInfo *SubstType(TypeSourceInfo *T, |
John McCall | cd7ba1c | 2009-10-21 00:58:09 +0000 | [diff] [blame] | 3920 | const MultiLevelTemplateArgumentList &TemplateArgs, |
| 3921 | SourceLocation Loc, DeclarationName Entity); |
| 3922 | |
Mike Stump | 1eb4433 | 2009-09-09 15:08:12 +0000 | [diff] [blame] | 3923 | QualType SubstType(QualType T, |
Douglas Gregor | d6350ae | 2009-08-28 20:31:08 +0000 | [diff] [blame] | 3924 | const MultiLevelTemplateArgumentList &TemplateArgs, |
John McCall | ce3ff2b | 2009-08-25 22:02:44 +0000 | [diff] [blame] | 3925 | SourceLocation Loc, DeclarationName Entity); |
Mike Stump | 1eb4433 | 2009-09-09 15:08:12 +0000 | [diff] [blame] | 3926 | |
John McCall | 6cd3b9f | 2010-04-09 17:38:44 +0000 | [diff] [blame] | 3927 | TypeSourceInfo *SubstFunctionDeclType(TypeSourceInfo *T, |
| 3928 | const MultiLevelTemplateArgumentList &TemplateArgs, |
| 3929 | SourceLocation Loc, |
| 3930 | DeclarationName Entity); |
Sean Hunt | 1e3f5ba | 2010-04-28 23:02:27 +0000 | [diff] [blame] | 3931 | ParmVarDecl *SubstParmVarDecl(ParmVarDecl *D, |
Douglas Gregor | cb27b0f | 2010-04-12 07:48:19 +0000 | [diff] [blame] | 3932 | const MultiLevelTemplateArgumentList &TemplateArgs); |
Mike Stump | 1eb4433 | 2009-09-09 15:08:12 +0000 | [diff] [blame] | 3933 | OwningExprResult SubstExpr(Expr *E, |
Douglas Gregor | d6350ae | 2009-08-28 20:31:08 +0000 | [diff] [blame] | 3934 | const MultiLevelTemplateArgumentList &TemplateArgs); |
Douglas Gregor | a0e500d | 2009-03-12 16:53:44 +0000 | [diff] [blame] | 3935 | |
Mike Stump | 1eb4433 | 2009-09-09 15:08:12 +0000 | [diff] [blame] | 3936 | OwningStmtResult SubstStmt(Stmt *S, |
Douglas Gregor | d6350ae | 2009-08-28 20:31:08 +0000 | [diff] [blame] | 3937 | const MultiLevelTemplateArgumentList &TemplateArgs); |
Douglas Gregor | 54dabfc | 2009-05-14 23:26:13 +0000 | [diff] [blame] | 3938 | |
John McCall | ce3ff2b | 2009-08-25 22:02:44 +0000 | [diff] [blame] | 3939 | Decl *SubstDecl(Decl *D, DeclContext *Owner, |
Douglas Gregor | d6350ae | 2009-08-28 20:31:08 +0000 | [diff] [blame] | 3940 | const MultiLevelTemplateArgumentList &TemplateArgs); |
Douglas Gregor | 8dbc269 | 2009-03-17 21:15:40 +0000 | [diff] [blame] | 3941 | |
Mike Stump | 1eb4433 | 2009-09-09 15:08:12 +0000 | [diff] [blame] | 3942 | bool |
John McCall | ce3ff2b | 2009-08-25 22:02:44 +0000 | [diff] [blame] | 3943 | SubstBaseSpecifiers(CXXRecordDecl *Instantiation, |
| 3944 | CXXRecordDecl *Pattern, |
Douglas Gregor | d6350ae | 2009-08-28 20:31:08 +0000 | [diff] [blame] | 3945 | const MultiLevelTemplateArgumentList &TemplateArgs); |
John McCall | e29ba20 | 2009-08-20 01:44:21 +0000 | [diff] [blame] | 3946 | |
| 3947 | bool |
Douglas Gregor | d475b8d | 2009-03-25 21:17:03 +0000 | [diff] [blame] | 3948 | InstantiateClass(SourceLocation PointOfInstantiation, |
| 3949 | CXXRecordDecl *Instantiation, CXXRecordDecl *Pattern, |
Douglas Gregor | d6350ae | 2009-08-28 20:31:08 +0000 | [diff] [blame] | 3950 | const MultiLevelTemplateArgumentList &TemplateArgs, |
Douglas Gregor | d0e3daf | 2009-09-04 22:48:11 +0000 | [diff] [blame] | 3951 | TemplateSpecializationKind TSK, |
Douglas Gregor | 5842ba9 | 2009-08-24 15:23:48 +0000 | [diff] [blame] | 3952 | bool Complain = true); |
Douglas Gregor | d475b8d | 2009-03-25 21:17:03 +0000 | [diff] [blame] | 3953 | |
John McCall | 1d8d1cc | 2010-08-01 02:01:53 +0000 | [diff] [blame] | 3954 | void InstantiateAttrs(const MultiLevelTemplateArgumentList &TemplateArgs, |
| 3955 | Decl *Pattern, Decl *Inst); |
| 3956 | |
Mike Stump | 1eb4433 | 2009-09-09 15:08:12 +0000 | [diff] [blame] | 3957 | bool |
Douglas Gregor | 972e6ce | 2009-10-27 06:26:26 +0000 | [diff] [blame] | 3958 | InstantiateClassTemplateSpecialization(SourceLocation PointOfInstantiation, |
Douglas Gregor | 2943aed | 2009-03-03 04:44:36 +0000 | [diff] [blame] | 3959 | ClassTemplateSpecializationDecl *ClassTemplateSpec, |
Douglas Gregor | d0e3daf | 2009-09-04 22:48:11 +0000 | [diff] [blame] | 3960 | TemplateSpecializationKind TSK, |
| 3961 | bool Complain = true); |
Douglas Gregor | 99ebf65 | 2009-02-27 19:31:52 +0000 | [diff] [blame] | 3962 | |
Douglas Gregor | a58861f | 2009-05-13 20:28:22 +0000 | [diff] [blame] | 3963 | void InstantiateClassMembers(SourceLocation PointOfInstantiation, |
| 3964 | CXXRecordDecl *Instantiation, |
Douglas Gregor | d0e3daf | 2009-09-04 22:48:11 +0000 | [diff] [blame] | 3965 | const MultiLevelTemplateArgumentList &TemplateArgs, |
| 3966 | TemplateSpecializationKind TSK); |
Douglas Gregor | a58861f | 2009-05-13 20:28:22 +0000 | [diff] [blame] | 3967 | |
| 3968 | void InstantiateClassTemplateSpecializationMembers( |
| 3969 | SourceLocation PointOfInstantiation, |
Douglas Gregor | d0e3daf | 2009-09-04 22:48:11 +0000 | [diff] [blame] | 3970 | ClassTemplateSpecializationDecl *ClassTemplateSpec, |
| 3971 | TemplateSpecializationKind TSK); |
Douglas Gregor | a58861f | 2009-05-13 20:28:22 +0000 | [diff] [blame] | 3972 | |
Douglas Gregor | ab452ba | 2009-03-26 23:50:42 +0000 | [diff] [blame] | 3973 | NestedNameSpecifier * |
John McCall | ce3ff2b | 2009-08-25 22:02:44 +0000 | [diff] [blame] | 3974 | SubstNestedNameSpecifier(NestedNameSpecifier *NNS, |
| 3975 | SourceRange Range, |
Douglas Gregor | d6350ae | 2009-08-28 20:31:08 +0000 | [diff] [blame] | 3976 | const MultiLevelTemplateArgumentList &TemplateArgs); |
Douglas Gregor | 5953d8b | 2009-03-19 17:26:29 +0000 | [diff] [blame] | 3977 | |
Douglas Gregor | de650ae | 2009-03-31 18:38:02 +0000 | [diff] [blame] | 3978 | TemplateName |
John McCall | ce3ff2b | 2009-08-25 22:02:44 +0000 | [diff] [blame] | 3979 | SubstTemplateName(TemplateName Name, SourceLocation Loc, |
Douglas Gregor | d6350ae | 2009-08-28 20:31:08 +0000 | [diff] [blame] | 3980 | const MultiLevelTemplateArgumentList &TemplateArgs); |
John McCall | 833ca99 | 2009-10-29 08:12:44 +0000 | [diff] [blame] | 3981 | bool Subst(const TemplateArgumentLoc &Arg, TemplateArgumentLoc &Result, |
| 3982 | const MultiLevelTemplateArgumentList &TemplateArgs); |
Douglas Gregor | de650ae | 2009-03-31 18:38:02 +0000 | [diff] [blame] | 3983 | |
Douglas Gregor | f3e7ce4 | 2009-05-18 17:01:57 +0000 | [diff] [blame] | 3984 | void InstantiateFunctionDefinition(SourceLocation PointOfInstantiation, |
Douglas Gregor | b33fe2f | 2009-06-30 17:20:14 +0000 | [diff] [blame] | 3985 | FunctionDecl *Function, |
Douglas Gregor | e2d3a3d | 2009-10-15 14:05:49 +0000 | [diff] [blame] | 3986 | bool Recursive = false, |
| 3987 | bool DefinitionRequired = false); |
Douglas Gregor | 7caa682 | 2009-07-24 20:34:43 +0000 | [diff] [blame] | 3988 | void InstantiateStaticDataMemberDefinition( |
John McCall | ce3ff2b | 2009-08-25 22:02:44 +0000 | [diff] [blame] | 3989 | SourceLocation PointOfInstantiation, |
| 3990 | VarDecl *Var, |
Douglas Gregor | e2d3a3d | 2009-10-15 14:05:49 +0000 | [diff] [blame] | 3991 | bool Recursive = false, |
| 3992 | bool DefinitionRequired = false); |
Douglas Gregor | a58861f | 2009-05-13 20:28:22 +0000 | [diff] [blame] | 3993 | |
Anders Carlsson | 0902531 | 2009-08-29 05:16:22 +0000 | [diff] [blame] | 3994 | void InstantiateMemInitializers(CXXConstructorDecl *New, |
| 3995 | const CXXConstructorDecl *Tmpl, |
| 3996 | const MultiLevelTemplateArgumentList &TemplateArgs); |
Mike Stump | 1eb4433 | 2009-09-09 15:08:12 +0000 | [diff] [blame] | 3997 | |
Douglas Gregor | 7c1e98f | 2010-03-01 15:56:25 +0000 | [diff] [blame] | 3998 | NamedDecl *FindInstantiatedDecl(SourceLocation Loc, NamedDecl *D, |
Douglas Gregor | e95b409 | 2009-09-16 18:34:49 +0000 | [diff] [blame] | 3999 | const MultiLevelTemplateArgumentList &TemplateArgs); |
Douglas Gregor | 7c1e98f | 2010-03-01 15:56:25 +0000 | [diff] [blame] | 4000 | DeclContext *FindInstantiatedContext(SourceLocation Loc, DeclContext *DC, |
Douglas Gregor | e95b409 | 2009-09-16 18:34:49 +0000 | [diff] [blame] | 4001 | const MultiLevelTemplateArgumentList &TemplateArgs); |
Mike Stump | 1eb4433 | 2009-09-09 15:08:12 +0000 | [diff] [blame] | 4002 | |
Steve Naroff | 3536b44 | 2007-09-06 21:24:23 +0000 | [diff] [blame] | 4003 | // Objective-C declarations. |
Chris Lattner | b28317a | 2009-03-28 19:18:32 +0000 | [diff] [blame] | 4004 | virtual DeclPtrTy ActOnStartClassInterface(SourceLocation AtInterfaceLoc, |
| 4005 | IdentifierInfo *ClassName, |
| 4006 | SourceLocation ClassLoc, |
| 4007 | IdentifierInfo *SuperName, |
| 4008 | SourceLocation SuperLoc, |
| 4009 | const DeclPtrTy *ProtoRefs, |
| 4010 | unsigned NumProtoRefs, |
Douglas Gregor | 18df52b | 2010-01-16 15:02:53 +0000 | [diff] [blame] | 4011 | const SourceLocation *ProtoLocs, |
Chris Lattner | b28317a | 2009-03-28 19:18:32 +0000 | [diff] [blame] | 4012 | SourceLocation EndProtoLoc, |
| 4013 | AttributeList *AttrList); |
Mike Stump | 1eb4433 | 2009-09-09 15:08:12 +0000 | [diff] [blame] | 4014 | |
Chris Lattner | b28317a | 2009-03-28 19:18:32 +0000 | [diff] [blame] | 4015 | virtual DeclPtrTy ActOnCompatiblityAlias( |
Fariborz Jahanian | 243b64b | 2007-10-11 23:42:27 +0000 | [diff] [blame] | 4016 | SourceLocation AtCompatibilityAliasLoc, |
| 4017 | IdentifierInfo *AliasName, SourceLocation AliasLocation, |
| 4018 | IdentifierInfo *ClassName, SourceLocation ClassLocation); |
Steve Naroff | 61d6852 | 2009-03-05 15:22:01 +0000 | [diff] [blame] | 4019 | |
| 4020 | void CheckForwardProtocolDeclarationForCircularDependency( |
| 4021 | IdentifierInfo *PName, |
| 4022 | SourceLocation &PLoc, SourceLocation PrevLoc, |
| 4023 | const ObjCList<ObjCProtocolDecl> &PList); |
Mike Stump | 1eb4433 | 2009-09-09 15:08:12 +0000 | [diff] [blame] | 4024 | |
Chris Lattner | b28317a | 2009-03-28 19:18:32 +0000 | [diff] [blame] | 4025 | virtual DeclPtrTy ActOnStartProtocolInterface( |
Nate Begeman | 1abc7f6 | 2008-02-20 22:57:40 +0000 | [diff] [blame] | 4026 | SourceLocation AtProtoInterfaceLoc, |
Fariborz Jahanian | 25e077d | 2007-09-17 21:07:36 +0000 | [diff] [blame] | 4027 | IdentifierInfo *ProtocolName, SourceLocation ProtocolLoc, |
Chris Lattner | b28317a | 2009-03-28 19:18:32 +0000 | [diff] [blame] | 4028 | const DeclPtrTy *ProtoRefNames, unsigned NumProtoRefs, |
Douglas Gregor | 18df52b | 2010-01-16 15:02:53 +0000 | [diff] [blame] | 4029 | const SourceLocation *ProtoLocs, |
Daniel Dunbar | 246e70f | 2008-09-26 04:48:09 +0000 | [diff] [blame] | 4030 | SourceLocation EndProtoLoc, |
| 4031 | AttributeList *AttrList); |
Mike Stump | 1eb4433 | 2009-09-09 15:08:12 +0000 | [diff] [blame] | 4032 | |
Chris Lattner | b28317a | 2009-03-28 19:18:32 +0000 | [diff] [blame] | 4033 | virtual DeclPtrTy ActOnStartCategoryInterface(SourceLocation AtInterfaceLoc, |
| 4034 | IdentifierInfo *ClassName, |
| 4035 | SourceLocation ClassLoc, |
| 4036 | IdentifierInfo *CategoryName, |
| 4037 | SourceLocation CategoryLoc, |
| 4038 | const DeclPtrTy *ProtoRefs, |
| 4039 | unsigned NumProtoRefs, |
Douglas Gregor | 18df52b | 2010-01-16 15:02:53 +0000 | [diff] [blame] | 4040 | const SourceLocation *ProtoLocs, |
Chris Lattner | b28317a | 2009-03-28 19:18:32 +0000 | [diff] [blame] | 4041 | SourceLocation EndProtoLoc); |
Mike Stump | 1eb4433 | 2009-09-09 15:08:12 +0000 | [diff] [blame] | 4042 | |
Chris Lattner | b28317a | 2009-03-28 19:18:32 +0000 | [diff] [blame] | 4043 | virtual DeclPtrTy ActOnStartClassImplementation( |
Nate Begeman | 1abc7f6 | 2008-02-20 22:57:40 +0000 | [diff] [blame] | 4044 | SourceLocation AtClassImplLoc, |
Fariborz Jahanian | ccb4f31 | 2007-09-25 18:38:09 +0000 | [diff] [blame] | 4045 | IdentifierInfo *ClassName, SourceLocation ClassLoc, |
Mike Stump | 1eb4433 | 2009-09-09 15:08:12 +0000 | [diff] [blame] | 4046 | IdentifierInfo *SuperClassname, |
Fariborz Jahanian | ccb4f31 | 2007-09-25 18:38:09 +0000 | [diff] [blame] | 4047 | SourceLocation SuperClassLoc); |
Mike Stump | 1eb4433 | 2009-09-09 15:08:12 +0000 | [diff] [blame] | 4048 | |
Chris Lattner | b28317a | 2009-03-28 19:18:32 +0000 | [diff] [blame] | 4049 | virtual DeclPtrTy ActOnStartCategoryImplementation( |
Fariborz Jahanian | 8f3fde0 | 2007-10-02 16:38:50 +0000 | [diff] [blame] | 4050 | SourceLocation AtCatImplLoc, |
Mike Stump | 1eb4433 | 2009-09-09 15:08:12 +0000 | [diff] [blame] | 4051 | IdentifierInfo *ClassName, |
Fariborz Jahanian | 8f3fde0 | 2007-10-02 16:38:50 +0000 | [diff] [blame] | 4052 | SourceLocation ClassLoc, |
| 4053 | IdentifierInfo *CatName, |
| 4054 | SourceLocation CatLoc); |
Mike Stump | 1eb4433 | 2009-09-09 15:08:12 +0000 | [diff] [blame] | 4055 | |
Chris Lattner | b28317a | 2009-03-28 19:18:32 +0000 | [diff] [blame] | 4056 | virtual DeclPtrTy ActOnForwardClassDeclaration(SourceLocation Loc, |
Ted Kremenek | c09cba6 | 2009-11-17 23:12:20 +0000 | [diff] [blame] | 4057 | IdentifierInfo **IdentList, |
| 4058 | SourceLocation *IdentLocs, |
| 4059 | unsigned NumElts); |
Mike Stump | 1eb4433 | 2009-09-09 15:08:12 +0000 | [diff] [blame] | 4060 | |
Chris Lattner | 3d4b482 | 2010-07-13 19:22:31 +0000 | [diff] [blame] | 4061 | virtual DeclPtrTy ActOnForwardProtocolDeclaration(SourceLocation AtProtoclLoc, |
Chris Lattner | 7caeabd | 2008-07-21 22:17:28 +0000 | [diff] [blame] | 4062 | const IdentifierLocPair *IdentList, |
Fariborz Jahanian | bc1c877 | 2008-12-17 01:07:27 +0000 | [diff] [blame] | 4063 | unsigned NumElts, |
| 4064 | AttributeList *attrList); |
Mike Stump | 1eb4433 | 2009-09-09 15:08:12 +0000 | [diff] [blame] | 4065 | |
Chris Lattner | e13b959 | 2008-07-26 04:03:38 +0000 | [diff] [blame] | 4066 | virtual void FindProtocolDeclaration(bool WarnOnDeclarations, |
Chris Lattner | 7caeabd | 2008-07-21 22:17:28 +0000 | [diff] [blame] | 4067 | const IdentifierLocPair *ProtocolId, |
Fariborz Jahanian | 4b6c905 | 2007-10-11 00:55:41 +0000 | [diff] [blame] | 4068 | unsigned NumProtocols, |
Chris Lattner | b28317a | 2009-03-28 19:18:32 +0000 | [diff] [blame] | 4069 | llvm::SmallVectorImpl<DeclPtrTy> &Protocols); |
Mike Stump | 1eb4433 | 2009-09-09 15:08:12 +0000 | [diff] [blame] | 4070 | |
| 4071 | /// Ensure attributes are consistent with type. |
Daniel Dunbar | 95e61fb | 2008-09-23 21:53:23 +0000 | [diff] [blame] | 4072 | /// \param [in, out] Attributes The attributes to check; they will |
| 4073 | /// be modified to be consistent with \arg PropertyTy. |
Fariborz Jahanian | 842f07b | 2010-03-30 22:40:11 +0000 | [diff] [blame] | 4074 | void CheckObjCPropertyAttributes(DeclPtrTy PropertyPtrTy, |
Daniel Dunbar | 95e61fb | 2008-09-23 21:53:23 +0000 | [diff] [blame] | 4075 | SourceLocation Loc, |
| 4076 | unsigned &Attributes); |
Steve Naroff | 0701bbb | 2009-01-08 17:28:14 +0000 | [diff] [blame] | 4077 | void ProcessPropertyDecl(ObjCPropertyDecl *property, ObjCContainerDecl *DC); |
Mike Stump | 1eb4433 | 2009-09-09 15:08:12 +0000 | [diff] [blame] | 4078 | void DiagnosePropertyMismatch(ObjCPropertyDecl *Property, |
Fariborz Jahanian | 02edb98 | 2008-05-01 00:03:38 +0000 | [diff] [blame] | 4079 | ObjCPropertyDecl *SuperProperty, |
Chris Lattner | 8ec03f5 | 2008-11-24 03:54:41 +0000 | [diff] [blame] | 4080 | const IdentifierInfo *Name); |
Fariborz Jahanian | 02edb98 | 2008-05-01 00:03:38 +0000 | [diff] [blame] | 4081 | void ComparePropertiesInBaseAndSuper(ObjCInterfaceDecl *IDecl); |
Mike Stump | 1eb4433 | 2009-09-09 15:08:12 +0000 | [diff] [blame] | 4082 | |
| 4083 | void CompareMethodParamsInBaseAndSuper(Decl *IDecl, |
Fariborz Jahanian | dbdec8b | 2009-08-04 01:07:16 +0000 | [diff] [blame] | 4084 | ObjCMethodDecl *MethodDecl, |
| 4085 | bool IsInstance); |
Mike Stump | 1eb4433 | 2009-09-09 15:08:12 +0000 | [diff] [blame] | 4086 | |
Fariborz Jahanian | 107089f | 2010-01-18 18:41:16 +0000 | [diff] [blame] | 4087 | void CompareProperties(Decl *CDecl, DeclPtrTy MergeProtocols); |
Mike Stump | 1eb4433 | 2009-09-09 15:08:12 +0000 | [diff] [blame] | 4088 | |
| 4089 | void DiagnoseClassExtensionDupMethods(ObjCCategoryDecl *CAT, |
Fariborz Jahanian | b7f95f5 | 2009-03-02 19:05:07 +0000 | [diff] [blame] | 4090 | ObjCInterfaceDecl *ID); |
Mike Stump | 1eb4433 | 2009-09-09 15:08:12 +0000 | [diff] [blame] | 4091 | |
Fariborz Jahanian | 107089f | 2010-01-18 18:41:16 +0000 | [diff] [blame] | 4092 | void MatchOneProtocolPropertiesInClass(Decl *CDecl, |
| 4093 | ObjCProtocolDecl *PDecl); |
Mike Stump | 1eb4433 | 2009-09-09 15:08:12 +0000 | [diff] [blame] | 4094 | |
Fariborz Jahanian | 17cb326 | 2010-05-05 21:52:17 +0000 | [diff] [blame] | 4095 | virtual void ActOnAtEnd(Scope *S, SourceRange AtEnd, |
Ted Kremenek | 782f2f5 | 2010-01-07 01:20:12 +0000 | [diff] [blame] | 4096 | DeclPtrTy classDecl, |
| 4097 | DeclPtrTy *allMethods = 0, unsigned allNum = 0, |
| 4098 | DeclPtrTy *allProperties = 0, unsigned pNum = 0, |
| 4099 | DeclGroupPtrTy *allTUVars = 0, unsigned tuvNum = 0); |
Mike Stump | 1eb4433 | 2009-09-09 15:08:12 +0000 | [diff] [blame] | 4100 | |
Chris Lattner | b28317a | 2009-03-28 19:18:32 +0000 | [diff] [blame] | 4101 | virtual DeclPtrTy ActOnProperty(Scope *S, SourceLocation AtLoc, |
| 4102 | FieldDeclarator &FD, ObjCDeclSpec &ODS, |
| 4103 | Selector GetterSel, Selector SetterSel, |
| 4104 | DeclPtrTy ClassCategory, |
| 4105 | bool *OverridingProperty, |
| 4106 | tok::ObjCKeywordKind MethodImplKind); |
Mike Stump | 1eb4433 | 2009-09-09 15:08:12 +0000 | [diff] [blame] | 4107 | |
Fariborz Jahanian | 17cb326 | 2010-05-05 21:52:17 +0000 | [diff] [blame] | 4108 | virtual DeclPtrTy ActOnPropertyImplDecl(Scope *S, |
| 4109 | SourceLocation AtLoc, |
Chris Lattner | b28317a | 2009-03-28 19:18:32 +0000 | [diff] [blame] | 4110 | SourceLocation PropertyLoc, |
| 4111 | bool ImplKind,DeclPtrTy ClassImplDecl, |
| 4112 | IdentifierInfo *PropertyId, |
| 4113 | IdentifierInfo *PropertyIvar); |
Mike Stump | 1eb4433 | 2009-09-09 15:08:12 +0000 | [diff] [blame] | 4114 | |
Chris Lattner | b28317a | 2009-03-28 19:18:32 +0000 | [diff] [blame] | 4115 | virtual DeclPtrTy ActOnMethodDeclaration( |
Steve Naroff | bef1185 | 2007-10-26 20:53:56 +0000 | [diff] [blame] | 4116 | SourceLocation BeginLoc, // location of the + or -. |
| 4117 | SourceLocation EndLoc, // location of the ; or {. |
Mike Stump | 1eb4433 | 2009-09-09 15:08:12 +0000 | [diff] [blame] | 4118 | tok::TokenKind MethodType, |
| 4119 | DeclPtrTy ClassDecl, ObjCDeclSpec &ReturnQT, TypeTy *ReturnType, |
Fariborz Jahanian | f1de0ca | 2007-10-31 23:53:01 +0000 | [diff] [blame] | 4120 | Selector Sel, |
Steve Naroff | 68d331a | 2007-09-27 14:38:14 +0000 | [diff] [blame] | 4121 | // optional arguments. The number of types/arguments is obtained |
| 4122 | // from the Sel.getNumArgs(). |
Chris Lattner | e294d3f | 2009-04-11 18:57:04 +0000 | [diff] [blame] | 4123 | ObjCArgInfo *ArgInfo, |
Fariborz Jahanian | 4f4fd92 | 2010-04-08 00:30:06 +0000 | [diff] [blame] | 4124 | DeclaratorChunk::ParamInfo *CParamInfo, unsigned CNumArgs, // c-style args |
Steve Naroff | 335eafa | 2007-11-15 12:35:21 +0000 | [diff] [blame] | 4125 | AttributeList *AttrList, tok::ObjCKeywordKind MethodImplKind, |
| 4126 | bool isVariadic = false); |
Steve Naroff | 81bfde9 | 2007-10-16 23:12:48 +0000 | [diff] [blame] | 4127 | |
Steve Naroff | f1afaf6 | 2009-02-26 15:55:06 +0000 | [diff] [blame] | 4128 | // Helper method for ActOnClassMethod/ActOnInstanceMethod. |
| 4129 | // Will search "local" class/category implementations for a method decl. |
Fariborz Jahanian | 175ba1e | 2009-03-04 18:15:57 +0000 | [diff] [blame] | 4130 | // Will also search in class's root looking for instance method. |
Steve Naroff | f1afaf6 | 2009-02-26 15:55:06 +0000 | [diff] [blame] | 4131 | // Returns 0 if no method is found. |
Mike Stump | 1eb4433 | 2009-09-09 15:08:12 +0000 | [diff] [blame] | 4132 | ObjCMethodDecl *LookupPrivateClassMethod(Selector Sel, |
Steve Naroff | 5609ec0 | 2009-03-08 18:56:13 +0000 | [diff] [blame] | 4133 | ObjCInterfaceDecl *CDecl); |
| 4134 | ObjCMethodDecl *LookupPrivateInstanceMethod(Selector Sel, |
| 4135 | ObjCInterfaceDecl *ClassDecl); |
Mike Stump | 1eb4433 | 2009-09-09 15:08:12 +0000 | [diff] [blame] | 4136 | |
Chris Lattner | eb483eb | 2010-04-11 08:28:14 +0000 | [diff] [blame] | 4137 | OwningExprResult |
Chris Lattner | 7f81652 | 2010-04-11 07:45:24 +0000 | [diff] [blame] | 4138 | HandleExprPropertyRefExpr(const ObjCObjectPointerType *OPT, |
Chris Lattner | b9d4fc1 | 2010-04-11 07:51:10 +0000 | [diff] [blame] | 4139 | Expr *BaseExpr, |
Chris Lattner | 7f81652 | 2010-04-11 07:45:24 +0000 | [diff] [blame] | 4140 | DeclarationName MemberName, |
Chris Lattner | b9d4fc1 | 2010-04-11 07:51:10 +0000 | [diff] [blame] | 4141 | SourceLocation MemberLoc); |
Sean Hunt | 1e3f5ba | 2010-04-28 23:02:27 +0000 | [diff] [blame] | 4142 | |
Chris Lattner | eb483eb | 2010-04-11 08:28:14 +0000 | [diff] [blame] | 4143 | virtual OwningExprResult |
| 4144 | ActOnClassPropertyRefExpr(IdentifierInfo &receiverName, |
| 4145 | IdentifierInfo &propertyName, |
| 4146 | SourceLocation receiverNameLoc, |
| 4147 | SourceLocation propertyNameLoc); |
Mike Stump | 1eb4433 | 2009-09-09 15:08:12 +0000 | [diff] [blame] | 4148 | |
Douglas Gregor | 47bd543 | 2010-04-14 02:46:37 +0000 | [diff] [blame] | 4149 | virtual ObjCMessageKind getObjCMessageKind(Scope *S, |
Douglas Gregor | 1569f95 | 2010-04-21 20:38:13 +0000 | [diff] [blame] | 4150 | IdentifierInfo *Name, |
Douglas Gregor | 47bd543 | 2010-04-14 02:46:37 +0000 | [diff] [blame] | 4151 | SourceLocation NameLoc, |
| 4152 | bool IsSuper, |
Douglas Gregor | 1569f95 | 2010-04-21 20:38:13 +0000 | [diff] [blame] | 4153 | bool HasTrailingDot, |
| 4154 | TypeTy *&ReceiverType); |
Douglas Gregor | 47bd543 | 2010-04-14 02:46:37 +0000 | [diff] [blame] | 4155 | |
Douglas Gregor | 2725ca8 | 2010-04-21 19:57:20 +0000 | [diff] [blame] | 4156 | virtual OwningExprResult ActOnSuperMessage(Scope *S, SourceLocation SuperLoc, |
| 4157 | Selector Sel, |
| 4158 | SourceLocation LBracLoc, |
| 4159 | SourceLocation SelectorLoc, |
| 4160 | SourceLocation RBracLoc, |
| 4161 | MultiExprArg Args); |
Steve Naroff | 68d331a | 2007-09-27 14:38:14 +0000 | [diff] [blame] | 4162 | |
Douglas Gregor | 2725ca8 | 2010-04-21 19:57:20 +0000 | [diff] [blame] | 4163 | OwningExprResult BuildClassMessage(TypeSourceInfo *ReceiverTypeInfo, |
| 4164 | QualType ReceiverType, |
| 4165 | SourceLocation SuperLoc, |
| 4166 | Selector Sel, |
Douglas Gregor | f49bb08 | 2010-04-22 17:01:48 +0000 | [diff] [blame] | 4167 | ObjCMethodDecl *Method, |
Sean Hunt | 1e3f5ba | 2010-04-28 23:02:27 +0000 | [diff] [blame] | 4168 | SourceLocation LBracLoc, |
Douglas Gregor | 2725ca8 | 2010-04-21 19:57:20 +0000 | [diff] [blame] | 4169 | SourceLocation RBracLoc, |
| 4170 | MultiExprArg Args); |
Sean Hunt | 1e3f5ba | 2010-04-28 23:02:27 +0000 | [diff] [blame] | 4171 | |
Douglas Gregor | 2725ca8 | 2010-04-21 19:57:20 +0000 | [diff] [blame] | 4172 | virtual OwningExprResult ActOnClassMessage(Scope *S, |
| 4173 | TypeTy *Receiver, |
| 4174 | Selector Sel, |
Sean Hunt | 1e3f5ba | 2010-04-28 23:02:27 +0000 | [diff] [blame] | 4175 | SourceLocation LBracLoc, |
Douglas Gregor | 2725ca8 | 2010-04-21 19:57:20 +0000 | [diff] [blame] | 4176 | SourceLocation SelectorLoc, |
| 4177 | SourceLocation RBracLoc, |
| 4178 | MultiExprArg Args); |
Sean Hunt | 1e3f5ba | 2010-04-28 23:02:27 +0000 | [diff] [blame] | 4179 | |
Douglas Gregor | 2725ca8 | 2010-04-21 19:57:20 +0000 | [diff] [blame] | 4180 | OwningExprResult BuildInstanceMessage(ExprArg Receiver, |
| 4181 | QualType ReceiverType, |
| 4182 | SourceLocation SuperLoc, |
| 4183 | Selector Sel, |
Douglas Gregor | f49bb08 | 2010-04-22 17:01:48 +0000 | [diff] [blame] | 4184 | ObjCMethodDecl *Method, |
Sean Hunt | 1e3f5ba | 2010-04-28 23:02:27 +0000 | [diff] [blame] | 4185 | SourceLocation LBracLoc, |
Douglas Gregor | 2725ca8 | 2010-04-21 19:57:20 +0000 | [diff] [blame] | 4186 | SourceLocation RBracLoc, |
| 4187 | MultiExprArg Args); |
| 4188 | |
| 4189 | virtual OwningExprResult ActOnInstanceMessage(Scope *S, |
| 4190 | ExprArg Receiver, |
| 4191 | Selector Sel, |
Sean Hunt | 1e3f5ba | 2010-04-28 23:02:27 +0000 | [diff] [blame] | 4192 | SourceLocation LBracLoc, |
| 4193 | SourceLocation SelectorLoc, |
Douglas Gregor | 2725ca8 | 2010-04-21 19:57:20 +0000 | [diff] [blame] | 4194 | SourceLocation RBracLoc, |
| 4195 | MultiExprArg Args); |
| 4196 | |
Mike Stump | 1eb4433 | 2009-09-09 15:08:12 +0000 | [diff] [blame] | 4197 | |
Daniel Dunbar | ea75a82 | 2010-05-27 00:04:40 +0000 | [diff] [blame] | 4198 | /// ActOnPragmaOptionsAlign - Called on well formed #pragma options align. |
| 4199 | virtual void ActOnPragmaOptionsAlign(PragmaOptionsAlignKind Kind, |
| 4200 | SourceLocation PragmaLoc, |
| 4201 | SourceLocation KindLoc); |
| 4202 | |
Daniel Dunbar | 4cde927 | 2008-10-14 05:35:18 +0000 | [diff] [blame] | 4203 | /// ActOnPragmaPack - Called on well formed #pragma pack(...). |
| 4204 | virtual void ActOnPragmaPack(PragmaPackKind Kind, |
| 4205 | IdentifierInfo *Name, |
| 4206 | ExprTy *Alignment, |
Mike Stump | 1eb4433 | 2009-09-09 15:08:12 +0000 | [diff] [blame] | 4207 | SourceLocation PragmaLoc, |
Daniel Dunbar | 4cde927 | 2008-10-14 05:35:18 +0000 | [diff] [blame] | 4208 | SourceLocation LParenLoc, |
| 4209 | SourceLocation RParenLoc); |
Mike Stump | 1eb4433 | 2009-09-09 15:08:12 +0000 | [diff] [blame] | 4210 | |
Ted Kremenek | 4726d03 | 2009-03-23 22:28:25 +0000 | [diff] [blame] | 4211 | /// ActOnPragmaUnused - Called on well-formed '#pragma unused'. |
Ted Kremenek | 7a02a37 | 2009-08-03 23:24:57 +0000 | [diff] [blame] | 4212 | virtual void ActOnPragmaUnused(const Token *Identifiers, |
| 4213 | unsigned NumIdentifiers, Scope *curScope, |
Mike Stump | 1eb4433 | 2009-09-09 15:08:12 +0000 | [diff] [blame] | 4214 | SourceLocation PragmaLoc, |
Ted Kremenek | 4726d03 | 2009-03-23 22:28:25 +0000 | [diff] [blame] | 4215 | SourceLocation LParenLoc, |
| 4216 | SourceLocation RParenLoc); |
Eli Friedman | c49f19b | 2009-06-05 02:44:36 +0000 | [diff] [blame] | 4217 | |
Eli Friedman | aa8b0d1 | 2010-08-05 06:57:20 +0000 | [diff] [blame] | 4218 | /// ActOnPragmaVisibility - Called on well formed #pragma GCC visibility... . |
| 4219 | virtual void ActOnPragmaVisibility(bool IsPush, const IdentifierInfo* VisType, |
| 4220 | SourceLocation PragmaLoc); |
| 4221 | |
Ryan Flynn | 7b1fdbd | 2009-07-31 02:52:19 +0000 | [diff] [blame] | 4222 | NamedDecl *DeclClonePragmaWeak(NamedDecl *ND, IdentifierInfo *II); |
| 4223 | void DeclApplyPragmaWeak(Scope *S, NamedDecl *ND, WeakInfo &W); |
Ryan Flynn | e25ff83 | 2009-07-30 03:15:39 +0000 | [diff] [blame] | 4224 | |
Eli Friedman | dec7c76 | 2009-06-05 06:28:29 +0000 | [diff] [blame] | 4225 | /// ActOnPragmaWeakID - Called on well formed #pragma weak ident. |
Eli Friedman | c49f19b | 2009-06-05 02:44:36 +0000 | [diff] [blame] | 4226 | virtual void ActOnPragmaWeakID(IdentifierInfo* WeakName, |
| 4227 | SourceLocation PragmaLoc, |
| 4228 | SourceLocation WeakNameLoc); |
| 4229 | |
Eli Friedman | dec7c76 | 2009-06-05 06:28:29 +0000 | [diff] [blame] | 4230 | /// ActOnPragmaWeakAlias - Called on well formed #pragma weak ident = ident. |
Eli Friedman | c49f19b | 2009-06-05 02:44:36 +0000 | [diff] [blame] | 4231 | virtual void ActOnPragmaWeakAlias(IdentifierInfo* WeakName, |
| 4232 | IdentifierInfo* AliasName, |
| 4233 | SourceLocation PragmaLoc, |
| 4234 | SourceLocation WeakNameLoc, |
| 4235 | SourceLocation AliasNameLoc); |
| 4236 | |
Daniel Dunbar | 9f21f89 | 2010-05-27 01:53:40 +0000 | [diff] [blame] | 4237 | /// AddAlignmentAttributesForRecord - Adds any needed alignment attributes to |
| 4238 | /// a the record decl, to handle '#pragma pack' and '#pragma options align'. |
| 4239 | void AddAlignmentAttributesForRecord(RecordDecl *RD); |
Mike Stump | 1eb4433 | 2009-09-09 15:08:12 +0000 | [diff] [blame] | 4240 | |
Chris Lattner | 574aa40 | 2009-02-17 01:09:29 +0000 | [diff] [blame] | 4241 | /// FreePackedContext - Deallocate and null out PackContext. |
| 4242 | void FreePackedContext(); |
Daniel Dunbar | 4cde927 | 2008-10-14 05:35:18 +0000 | [diff] [blame] | 4243 | |
Eli Friedman | aa8b0d1 | 2010-08-05 06:57:20 +0000 | [diff] [blame] | 4244 | /// AddPushedVisibilityAttribute - If '#pragma GCC visibility' was used, |
| 4245 | /// add an appropriate visibility attribute. |
| 4246 | void AddPushedVisibilityAttribute(Decl *RD); |
| 4247 | |
| 4248 | /// PushPragmaVisibility - Push the top element of the visibility stack; used |
| 4249 | /// for '#pragma GCC visibility' and visibility attributes on namespaces. |
| 4250 | void PushPragmaVisibility(VisibilityAttr::VisibilityTypes type); |
| 4251 | |
| 4252 | /// PopPragmaVisibility - Pop the top element of the visibility stack; used |
| 4253 | /// for '#pragma GCC visibility' and visibility attributes on namespaces. |
| 4254 | void PopPragmaVisibility(); |
| 4255 | |
| 4256 | /// FreeVisContext - Deallocate and null out VisContext. |
| 4257 | void FreeVisContext(); |
| 4258 | |
Chandler Carruth | 4ced79f | 2010-06-25 03:22:07 +0000 | [diff] [blame] | 4259 | /// AddAlignedAttr - Adds an aligned attribute to a particular declaration. |
| 4260 | void AddAlignedAttr(SourceLocation AttrLoc, Decl *D, Expr *E); |
| 4261 | |
Sebastian Redl | 906082e | 2010-07-20 04:20:21 +0000 | [diff] [blame] | 4262 | /// CastCategory - Get the correct forwarded implicit cast result category |
| 4263 | /// from the inner expression. |
| 4264 | ImplicitCastExpr::ResultCategory CastCategory(Expr *E); |
| 4265 | |
Chris Lattner | 1e0a390 | 2008-01-16 19:17:22 +0000 | [diff] [blame] | 4266 | /// ImpCastExprToType - If Expr is not of type 'Type', insert an implicit |
| 4267 | /// cast. If there is already an implicit cast, merge into the existing one. |
Douglas Gregor | eb8f306 | 2008-11-12 17:17:38 +0000 | [diff] [blame] | 4268 | /// If isLvalue, the result of the cast is an lvalue. |
Eli Friedman | 73c39ab | 2009-10-20 08:27:19 +0000 | [diff] [blame] | 4269 | void ImpCastExprToType(Expr *&Expr, QualType Type, CastExpr::CastKind Kind, |
Sebastian Redl | 906082e | 2010-07-20 04:20:21 +0000 | [diff] [blame] | 4270 | ImplicitCastExpr::ResultCategory Category = |
| 4271 | ImplicitCastExpr::RValue, |
John McCall | f871d0c | 2010-08-07 06:22:56 +0000 | [diff] [blame] | 4272 | const CXXCastPath *BasePath = 0); |
Chris Lattner | 1e0a390 | 2008-01-16 19:17:22 +0000 | [diff] [blame] | 4273 | |
Reid Spencer | 5f016e2 | 2007-07-11 17:01:13 +0000 | [diff] [blame] | 4274 | // UsualUnaryConversions - promotes integers (C99 6.3.1.1p2) and converts |
Chris Lattner | 925e60d | 2007-12-28 05:29:59 +0000 | [diff] [blame] | 4275 | // functions and arrays to their respective pointers (C99 6.3.2.1). |
Mike Stump | 1eb4433 | 2009-09-09 15:08:12 +0000 | [diff] [blame] | 4276 | Expr *UsualUnaryConversions(Expr *&expr); |
Eli Friedman | 3c0eb16 | 2008-05-27 03:33:27 +0000 | [diff] [blame] | 4277 | |
Steve Naroff | c80b4ee | 2007-07-16 21:54:35 +0000 | [diff] [blame] | 4278 | // DefaultFunctionArrayConversion - converts functions and arrays |
Mike Stump | 1eb4433 | 2009-09-09 15:08:12 +0000 | [diff] [blame] | 4279 | // to their respective pointers (C99 6.3.2.1). |
Steve Naroff | c80b4ee | 2007-07-16 21:54:35 +0000 | [diff] [blame] | 4280 | void DefaultFunctionArrayConversion(Expr *&expr); |
Mike Stump | 1eb4433 | 2009-09-09 15:08:12 +0000 | [diff] [blame] | 4281 | |
Douglas Gregor | a873dfc | 2010-02-03 00:27:59 +0000 | [diff] [blame] | 4282 | // DefaultFunctionArrayLvalueConversion - converts functions and |
| 4283 | // arrays to their respective pointers and performs the |
| 4284 | // lvalue-to-rvalue conversion. |
| 4285 | void DefaultFunctionArrayLvalueConversion(Expr *&expr); |
| 4286 | |
Steve Naroff | b291ab6 | 2007-08-28 23:30:39 +0000 | [diff] [blame] | 4287 | // DefaultArgumentPromotion (C99 6.5.2.2p6). Used for function calls that |
Mike Stump | 1eb4433 | 2009-09-09 15:08:12 +0000 | [diff] [blame] | 4288 | // do not have a prototype. Integer promotions are performed on each |
Steve Naroff | b291ab6 | 2007-08-28 23:30:39 +0000 | [diff] [blame] | 4289 | // argument, and arguments that have type float are promoted to double. |
Chris Lattner | 925e60d | 2007-12-28 05:29:59 +0000 | [diff] [blame] | 4290 | void DefaultArgumentPromotion(Expr *&Expr); |
Anders Carlsson | dce5e2c | 2009-01-16 16:48:51 +0000 | [diff] [blame] | 4291 | |
| 4292 | // Used for emitting the right warning by DefaultVariadicArgumentPromotion |
| 4293 | enum VariadicCallType { |
| 4294 | VariadicFunction, |
| 4295 | VariadicBlock, |
Anders Carlsson | d74d414 | 2009-09-08 01:48:42 +0000 | [diff] [blame] | 4296 | VariadicMethod, |
Fariborz Jahanian | 4cd1c70 | 2009-11-24 19:27:49 +0000 | [diff] [blame] | 4297 | VariadicConstructor, |
| 4298 | VariadicDoesNotApply |
Anders Carlsson | dce5e2c | 2009-01-16 16:48:51 +0000 | [diff] [blame] | 4299 | }; |
Mike Stump | 1eb4433 | 2009-09-09 15:08:12 +0000 | [diff] [blame] | 4300 | |
Fariborz Jahanian | 4cd1c70 | 2009-11-24 19:27:49 +0000 | [diff] [blame] | 4301 | /// GatherArgumentsForCall - Collector argument expressions for various |
| 4302 | /// form of call prototypes. |
| 4303 | bool GatherArgumentsForCall(SourceLocation CallLoc, |
| 4304 | FunctionDecl *FDecl, |
| 4305 | const FunctionProtoType *Proto, |
| 4306 | unsigned FirstProtoArg, |
| 4307 | Expr **Args, unsigned NumArgs, |
| 4308 | llvm::SmallVector<Expr *, 8> &AllArgs, |
Fariborz Jahanian | 4cd1c70 | 2009-11-24 19:27:49 +0000 | [diff] [blame] | 4309 | VariadicCallType CallType = VariadicDoesNotApply); |
| 4310 | |
Anders Carlsson | dce5e2c | 2009-01-16 16:48:51 +0000 | [diff] [blame] | 4311 | // DefaultVariadicArgumentPromotion - Like DefaultArgumentPromotion, but |
| 4312 | // will warn if the resulting type is not a POD type. |
Chris Lattner | 4037833 | 2010-05-16 04:01:30 +0000 | [diff] [blame] | 4313 | bool DefaultVariadicArgumentPromotion(Expr *&Expr, VariadicCallType CT, |
| 4314 | FunctionDecl *FDecl); |
Mike Stump | 1eb4433 | 2009-09-09 15:08:12 +0000 | [diff] [blame] | 4315 | |
Reid Spencer | 5f016e2 | 2007-07-11 17:01:13 +0000 | [diff] [blame] | 4316 | // UsualArithmeticConversions - performs the UsualUnaryConversions on it's |
| 4317 | // operands and then handles various conversions that are common to binary |
| 4318 | // operators (C99 6.3.1.8). If both operands aren't arithmetic, this |
Mike Stump | 1eb4433 | 2009-09-09 15:08:12 +0000 | [diff] [blame] | 4319 | // routine returns the first non-arithmetic type found. The client is |
Reid Spencer | 5f016e2 | 2007-07-11 17:01:13 +0000 | [diff] [blame] | 4320 | // responsible for emitting appropriate error diagnostics. |
Steve Naroff | 9f5fa9b | 2007-08-24 19:07:16 +0000 | [diff] [blame] | 4321 | QualType UsualArithmeticConversions(Expr *&lExpr, Expr *&rExpr, |
| 4322 | bool isCompAssign = false); |
Mike Stump | 1eb4433 | 2009-09-09 15:08:12 +0000 | [diff] [blame] | 4323 | |
Chris Lattner | b7b6115 | 2008-01-04 18:22:42 +0000 | [diff] [blame] | 4324 | /// AssignConvertType - All of the 'assignment' semantic checks return this |
| 4325 | /// enum to indicate whether the assignment was allowed. These checks are |
| 4326 | /// done for simple assignments, as well as initialization, return from |
| 4327 | /// function, argument passing, etc. The query is phrased in terms of a |
| 4328 | /// source and destination type. |
Chris Lattner | 5cf216b | 2008-01-04 18:04:52 +0000 | [diff] [blame] | 4329 | enum AssignConvertType { |
Chris Lattner | b7b6115 | 2008-01-04 18:22:42 +0000 | [diff] [blame] | 4330 | /// Compatible - the types are compatible according to the standard. |
Reid Spencer | 5f016e2 | 2007-07-11 17:01:13 +0000 | [diff] [blame] | 4331 | Compatible, |
Mike Stump | 1eb4433 | 2009-09-09 15:08:12 +0000 | [diff] [blame] | 4332 | |
Chris Lattner | b7b6115 | 2008-01-04 18:22:42 +0000 | [diff] [blame] | 4333 | /// PointerToInt - The assignment converts a pointer to an int, which we |
| 4334 | /// accept as an extension. |
| 4335 | PointerToInt, |
Mike Stump | 1eb4433 | 2009-09-09 15:08:12 +0000 | [diff] [blame] | 4336 | |
Chris Lattner | b7b6115 | 2008-01-04 18:22:42 +0000 | [diff] [blame] | 4337 | /// IntToPointer - The assignment converts an int to a pointer, which we |
| 4338 | /// accept as an extension. |
| 4339 | IntToPointer, |
Mike Stump | 1eb4433 | 2009-09-09 15:08:12 +0000 | [diff] [blame] | 4340 | |
Chris Lattner | b7b6115 | 2008-01-04 18:22:42 +0000 | [diff] [blame] | 4341 | /// FunctionVoidPointer - The assignment is between a function pointer and |
| 4342 | /// void*, which the standard doesn't allow, but we accept as an extension. |
Chris Lattner | bfe639e | 2008-01-03 22:56:36 +0000 | [diff] [blame] | 4343 | FunctionVoidPointer, |
Chris Lattner | b7b6115 | 2008-01-04 18:22:42 +0000 | [diff] [blame] | 4344 | |
| 4345 | /// IncompatiblePointer - The assignment is between two pointers types that |
| 4346 | /// are not compatible, but we accept them as an extension. |
Reid Spencer | 5f016e2 | 2007-07-11 17:01:13 +0000 | [diff] [blame] | 4347 | IncompatiblePointer, |
Eli Friedman | f05c05d | 2009-03-22 23:59:44 +0000 | [diff] [blame] | 4348 | |
| 4349 | /// IncompatiblePointer - The assignment is between two pointers types which |
| 4350 | /// point to integers which have a different sign, but are otherwise identical. |
| 4351 | /// This is a subset of the above, but broken out because it's by far the most |
| 4352 | /// common case of incompatible pointers. |
| 4353 | IncompatiblePointerSign, |
| 4354 | |
Chris Lattner | b7b6115 | 2008-01-04 18:22:42 +0000 | [diff] [blame] | 4355 | /// CompatiblePointerDiscardsQualifiers - The assignment discards |
| 4356 | /// c/v/r qualifiers, which we accept as an extension. |
| 4357 | CompatiblePointerDiscardsQualifiers, |
Sean Hunt | 1e3f5ba | 2010-04-28 23:02:27 +0000 | [diff] [blame] | 4358 | |
Sean Hunt | c9132b6 | 2009-11-08 07:46:34 +0000 | [diff] [blame] | 4359 | /// IncompatibleNestedPointerQualifiers - The assignment is between two |
| 4360 | /// nested pointer types, and the qualifiers other than the first two |
Sean Hunt | 1e3f5ba | 2010-04-28 23:02:27 +0000 | [diff] [blame] | 4361 | /// levels differ e.g. char ** -> const char **, but we accept them as an |
| 4362 | /// extension. |
Sean Hunt | c9132b6 | 2009-11-08 07:46:34 +0000 | [diff] [blame] | 4363 | IncompatibleNestedPointerQualifiers, |
Steve Naroff | 1c7d067 | 2008-09-04 15:10:53 +0000 | [diff] [blame] | 4364 | |
Anders Carlsson | b0f90cc | 2009-01-30 23:17:46 +0000 | [diff] [blame] | 4365 | /// IncompatibleVectors - The assignment is between two vector types that |
| 4366 | /// have the same size, which we accept as an extension. |
| 4367 | IncompatibleVectors, |
Mike Stump | 1eb4433 | 2009-09-09 15:08:12 +0000 | [diff] [blame] | 4368 | |
| 4369 | /// IntToBlockPointer - The assignment converts an int to a block |
Steve Naroff | 1c7d067 | 2008-09-04 15:10:53 +0000 | [diff] [blame] | 4370 | /// pointer. We disallow this. |
| 4371 | IntToBlockPointer, |
| 4372 | |
Mike Stump | 1eb4433 | 2009-09-09 15:08:12 +0000 | [diff] [blame] | 4373 | /// IncompatibleBlockPointer - The assignment is between two block |
Steve Naroff | 1c7d067 | 2008-09-04 15:10:53 +0000 | [diff] [blame] | 4374 | /// pointers types that are not compatible. |
| 4375 | IncompatibleBlockPointer, |
Mike Stump | 1eb4433 | 2009-09-09 15:08:12 +0000 | [diff] [blame] | 4376 | |
Steve Naroff | 3957907 | 2008-10-14 22:18:38 +0000 | [diff] [blame] | 4377 | /// IncompatibleObjCQualifiedId - The assignment is between a qualified |
| 4378 | /// id type and something else (that is incompatible with it). For example, |
| 4379 | /// "id <XXX>" = "Foo *", where "Foo *" doesn't implement the XXX protocol. |
| 4380 | IncompatibleObjCQualifiedId, |
Mike Stump | 1eb4433 | 2009-09-09 15:08:12 +0000 | [diff] [blame] | 4381 | |
Chris Lattner | b7b6115 | 2008-01-04 18:22:42 +0000 | [diff] [blame] | 4382 | /// Incompatible - We reject this conversion outright, it is invalid to |
| 4383 | /// represent it in the AST. |
| 4384 | Incompatible |
Reid Spencer | 5f016e2 | 2007-07-11 17:01:13 +0000 | [diff] [blame] | 4385 | }; |
Sean Hunt | 1e3f5ba | 2010-04-28 23:02:27 +0000 | [diff] [blame] | 4386 | |
Chris Lattner | 5cf216b | 2008-01-04 18:04:52 +0000 | [diff] [blame] | 4387 | /// DiagnoseAssignmentResult - Emit a diagnostic, if required, for the |
| 4388 | /// assignment conversion type specified by ConvTy. This returns true if the |
| 4389 | /// conversion was invalid or false if the conversion was accepted. |
| 4390 | bool DiagnoseAssignmentResult(AssignConvertType ConvTy, |
| 4391 | SourceLocation Loc, |
| 4392 | QualType DstType, QualType SrcType, |
Douglas Gregor | a41a8c5 | 2010-04-22 00:20:18 +0000 | [diff] [blame] | 4393 | Expr *SrcExpr, AssignmentAction Action, |
| 4394 | bool *Complained = 0); |
Mike Stump | 1eb4433 | 2009-09-09 15:08:12 +0000 | [diff] [blame] | 4395 | |
| 4396 | /// CheckAssignmentConstraints - Perform type checking for assignment, |
| 4397 | /// argument passing, variable initialization, and function return values. |
Chris Lattner | 5cf216b | 2008-01-04 18:04:52 +0000 | [diff] [blame] | 4398 | /// This routine is only used by the following two methods. C99 6.5.16. |
| 4399 | AssignConvertType CheckAssignmentConstraints(QualType lhs, QualType rhs); |
Mike Stump | 1eb4433 | 2009-09-09 15:08:12 +0000 | [diff] [blame] | 4400 | |
| 4401 | // CheckSingleAssignmentConstraints - Currently used by |
| 4402 | // CheckAssignmentOperands, and ActOnReturnStmt. Prior to type checking, |
Steve Naroff | 90045e8 | 2007-07-13 23:32:42 +0000 | [diff] [blame] | 4403 | // this routine performs the default function/array converions. |
Mike Stump | 1eb4433 | 2009-09-09 15:08:12 +0000 | [diff] [blame] | 4404 | AssignConvertType CheckSingleAssignmentConstraints(QualType lhs, |
Chris Lattner | 5cf216b | 2008-01-04 18:04:52 +0000 | [diff] [blame] | 4405 | Expr *&rExpr); |
Douglas Gregor | 0c74e8a | 2009-04-29 22:16:16 +0000 | [diff] [blame] | 4406 | |
| 4407 | // \brief If the lhs type is a transparent union, check whether we |
| 4408 | // can initialize the transparent union with the given expression. |
Mike Stump | 1eb4433 | 2009-09-09 15:08:12 +0000 | [diff] [blame] | 4409 | AssignConvertType CheckTransparentUnionArgumentConstraints(QualType lhs, |
Douglas Gregor | 0c74e8a | 2009-04-29 22:16:16 +0000 | [diff] [blame] | 4410 | Expr *&rExpr); |
Mike Stump | 1eb4433 | 2009-09-09 15:08:12 +0000 | [diff] [blame] | 4411 | |
Reid Spencer | 5f016e2 | 2007-07-11 17:01:13 +0000 | [diff] [blame] | 4412 | // Helper function for CheckAssignmentConstraints (C99 6.5.16.1p1) |
Mike Stump | 1eb4433 | 2009-09-09 15:08:12 +0000 | [diff] [blame] | 4413 | AssignConvertType CheckPointerTypesForAssignment(QualType lhsType, |
Chris Lattner | 5cf216b | 2008-01-04 18:04:52 +0000 | [diff] [blame] | 4414 | QualType rhsType); |
Mike Stump | 1eb4433 | 2009-09-09 15:08:12 +0000 | [diff] [blame] | 4415 | |
Fariborz Jahanian | 52efc3f | 2009-12-08 18:24:49 +0000 | [diff] [blame] | 4416 | AssignConvertType CheckObjCPointerTypesForAssignment(QualType lhsType, |
| 4417 | QualType rhsType); |
| 4418 | |
Steve Naroff | 1c7d067 | 2008-09-04 15:10:53 +0000 | [diff] [blame] | 4419 | // Helper function for CheckAssignmentConstraints involving two |
Sebastian Redl | d1bd7fc | 2009-04-19 19:26:31 +0000 | [diff] [blame] | 4420 | // block pointer types. |
Mike Stump | 1eb4433 | 2009-09-09 15:08:12 +0000 | [diff] [blame] | 4421 | AssignConvertType CheckBlockPointerTypesForAssignment(QualType lhsType, |
Steve Naroff | 1c7d067 | 2008-09-04 15:10:53 +0000 | [diff] [blame] | 4422 | QualType rhsType); |
Douglas Gregor | 77a5223 | 2008-09-12 00:47:35 +0000 | [diff] [blame] | 4423 | |
| 4424 | bool IsStringLiteralToNonConstPointerConversion(Expr *From, QualType ToType); |
Douglas Gregor | 94b1dd2 | 2008-10-24 04:54:22 +0000 | [diff] [blame] | 4425 | |
Sebastian Redl | 2c7588f | 2009-10-10 12:04:10 +0000 | [diff] [blame] | 4426 | bool CheckExceptionSpecCompatibility(Expr *From, QualType ToType); |
| 4427 | |
Mike Stump | 1eb4433 | 2009-09-09 15:08:12 +0000 | [diff] [blame] | 4428 | bool PerformImplicitConversion(Expr *&From, QualType ToType, |
Douglas Gregor | 6864748 | 2009-12-16 03:45:30 +0000 | [diff] [blame] | 4429 | AssignmentAction Action, |
Douglas Gregor | 871f439 | 2010-04-16 17:16:43 +0000 | [diff] [blame] | 4430 | bool AllowExplicit = false); |
Mike Stump | 1eb4433 | 2009-09-09 15:08:12 +0000 | [diff] [blame] | 4431 | bool PerformImplicitConversion(Expr *&From, QualType ToType, |
Douglas Gregor | 6864748 | 2009-12-16 03:45:30 +0000 | [diff] [blame] | 4432 | AssignmentAction Action, |
Fariborz Jahanian | 51bebc8 | 2009-09-23 20:55:32 +0000 | [diff] [blame] | 4433 | bool AllowExplicit, |
Fariborz Jahanian | 51bebc8 | 2009-09-23 20:55:32 +0000 | [diff] [blame] | 4434 | ImplicitConversionSequence& ICS); |
| 4435 | bool PerformImplicitConversion(Expr *&From, QualType ToType, |
Douglas Gregor | 09f41cf | 2009-01-14 15:45:31 +0000 | [diff] [blame] | 4436 | const ImplicitConversionSequence& ICS, |
Douglas Gregor | 6864748 | 2009-12-16 03:45:30 +0000 | [diff] [blame] | 4437 | AssignmentAction Action, |
Sebastian Redl | a82e4ae | 2009-11-14 21:15:49 +0000 | [diff] [blame] | 4438 | bool IgnoreBaseAccess = false); |
Douglas Gregor | 94b1dd2 | 2008-10-24 04:54:22 +0000 | [diff] [blame] | 4439 | bool PerformImplicitConversion(Expr *&From, QualType ToType, |
Douglas Gregor | 45920e8 | 2008-12-19 17:40:08 +0000 | [diff] [blame] | 4440 | const StandardConversionSequence& SCS, |
Chris Lattner | 3d4b482 | 2010-07-13 19:22:31 +0000 | [diff] [blame] | 4441 | AssignmentAction Action,bool IgnoreBaseAccess); |
Sebastian Redl | 2246050 | 2009-02-07 00:15:38 +0000 | [diff] [blame] | 4442 | |
Reid Spencer | 5f016e2 | 2007-07-11 17:01:13 +0000 | [diff] [blame] | 4443 | /// the following "Check" methods will return a valid/converted QualType |
| 4444 | /// or a null QualType (indicating an error diagnostic was issued). |
Sebastian Redl | 2246050 | 2009-02-07 00:15:38 +0000 | [diff] [blame] | 4445 | |
| 4446 | /// type checking binary operators (subroutines of CreateBuiltinBinOp). |
Douglas Gregor | df03251 | 2009-03-12 22:46:12 +0000 | [diff] [blame] | 4447 | QualType InvalidOperands(SourceLocation l, Expr *&lex, Expr *&rex); |
Sebastian Redl | 7c8bd60 | 2009-02-07 20:10:22 +0000 | [diff] [blame] | 4448 | QualType CheckPointerToMemberOperands( // C++ 5.5 |
Sebastian Redl | 2246050 | 2009-02-07 00:15:38 +0000 | [diff] [blame] | 4449 | Expr *&lex, Expr *&rex, SourceLocation OpLoc, bool isIndirect); |
Douglas Gregor | df03251 | 2009-03-12 22:46:12 +0000 | [diff] [blame] | 4450 | QualType CheckMultiplyDivideOperands( // C99 6.5.5 |
Chris Lattner | 7ef655a | 2010-01-12 21:23:57 +0000 | [diff] [blame] | 4451 | Expr *&lex, Expr *&rex, SourceLocation OpLoc, bool isCompAssign, |
| 4452 | bool isDivide); |
Douglas Gregor | df03251 | 2009-03-12 22:46:12 +0000 | [diff] [blame] | 4453 | QualType CheckRemainderOperands( // C99 6.5.5 |
Sebastian Redl | 2246050 | 2009-02-07 00:15:38 +0000 | [diff] [blame] | 4454 | Expr *&lex, Expr *&rex, SourceLocation OpLoc, bool isCompAssign = false); |
Douglas Gregor | df03251 | 2009-03-12 22:46:12 +0000 | [diff] [blame] | 4455 | QualType CheckAdditionOperands( // C99 6.5.6 |
Eli Friedman | ab3a852 | 2009-03-28 01:22:36 +0000 | [diff] [blame] | 4456 | Expr *&lex, Expr *&rex, SourceLocation OpLoc, QualType* CompLHSTy = 0); |
Douglas Gregor | df03251 | 2009-03-12 22:46:12 +0000 | [diff] [blame] | 4457 | QualType CheckSubtractionOperands( // C99 6.5.6 |
Eli Friedman | ab3a852 | 2009-03-28 01:22:36 +0000 | [diff] [blame] | 4458 | Expr *&lex, Expr *&rex, SourceLocation OpLoc, QualType* CompLHSTy = 0); |
Douglas Gregor | df03251 | 2009-03-12 22:46:12 +0000 | [diff] [blame] | 4459 | QualType CheckShiftOperands( // C99 6.5.7 |
Steve Naroff | 9f5fa9b | 2007-08-24 19:07:16 +0000 | [diff] [blame] | 4460 | Expr *&lex, Expr *&rex, SourceLocation OpLoc, bool isCompAssign = false); |
Douglas Gregor | df03251 | 2009-03-12 22:46:12 +0000 | [diff] [blame] | 4461 | QualType CheckCompareOperands( // C99 6.5.8/9 |
Chris Lattner | 3d4b482 | 2010-07-13 19:22:31 +0000 | [diff] [blame] | 4462 | Expr *&lex, Expr *&rex, SourceLocation OpLoc, unsigned Opc, |
| 4463 | bool isRelational); |
Douglas Gregor | df03251 | 2009-03-12 22:46:12 +0000 | [diff] [blame] | 4464 | QualType CheckBitwiseOperands( // C99 6.5.[10...12] |
Sebastian Redl | 2246050 | 2009-02-07 00:15:38 +0000 | [diff] [blame] | 4465 | Expr *&lex, Expr *&rex, SourceLocation OpLoc, bool isCompAssign = false); |
Douglas Gregor | df03251 | 2009-03-12 22:46:12 +0000 | [diff] [blame] | 4466 | QualType CheckLogicalOperands( // C99 6.5.[13,14] |
Chris Lattner | 90a8f27 | 2010-07-13 19:41:32 +0000 | [diff] [blame] | 4467 | Expr *&lex, Expr *&rex, SourceLocation OpLoc, unsigned Opc); |
Reid Spencer | 5f016e2 | 2007-07-11 17:01:13 +0000 | [diff] [blame] | 4468 | // CheckAssignmentOperands is used for both simple and compound assignment. |
| 4469 | // For simple assignment, pass both expressions and a null converted type. |
| 4470 | // For compound assignment, pass both expressions and the converted type. |
Douglas Gregor | df03251 | 2009-03-12 22:46:12 +0000 | [diff] [blame] | 4471 | QualType CheckAssignmentOperands( // C99 6.5.16.[1,2] |
Steve Naroff | f1120de | 2007-08-24 22:33:52 +0000 | [diff] [blame] | 4472 | Expr *lex, Expr *&rex, SourceLocation OpLoc, QualType convertedType); |
Douglas Gregor | df03251 | 2009-03-12 22:46:12 +0000 | [diff] [blame] | 4473 | QualType CheckCommaOperands( // C99 6.5.17 |
Chris Lattner | 29a1cfb | 2008-11-18 01:30:42 +0000 | [diff] [blame] | 4474 | Expr *lex, Expr *&rex, SourceLocation OpLoc); |
Douglas Gregor | df03251 | 2009-03-12 22:46:12 +0000 | [diff] [blame] | 4475 | QualType CheckConditionalOperands( // C99 6.5.15 |
Steve Naroff | 49b4526 | 2007-07-13 16:58:59 +0000 | [diff] [blame] | 4476 | Expr *&cond, Expr *&lhs, Expr *&rhs, SourceLocation questionLoc); |
Sebastian Redl | 3201f6b | 2009-04-16 17:51:27 +0000 | [diff] [blame] | 4477 | QualType CXXCheckConditionalOperands( // C++ 5.16 |
| 4478 | Expr *&cond, Expr *&lhs, Expr *&rhs, SourceLocation questionLoc); |
Douglas Gregor | 8f00dcf | 2010-04-16 23:20:25 +0000 | [diff] [blame] | 4479 | QualType FindCompositePointerType(SourceLocation Loc, Expr *&E1, Expr *&E2, |
Douglas Gregor | b2cb1cb | 2010-02-25 22:29:57 +0000 | [diff] [blame] | 4480 | bool *NonStandardCompositeType = 0); |
Nate Begeman | be2341d | 2008-07-14 18:02:46 +0000 | [diff] [blame] | 4481 | |
Fariborz Jahanian | eebc475 | 2009-12-10 19:47:41 +0000 | [diff] [blame] | 4482 | QualType FindCompositeObjCPointerType(Expr *&LHS, Expr *&RHS, |
| 4483 | SourceLocation questionLoc); |
Sean Hunt | 1e3f5ba | 2010-04-28 23:02:27 +0000 | [diff] [blame] | 4484 | |
Nate Begeman | be2341d | 2008-07-14 18:02:46 +0000 | [diff] [blame] | 4485 | /// type checking for vector binary operators. |
Chandler Carruth | 8069a73 | 2010-05-19 02:12:56 +0000 | [diff] [blame] | 4486 | QualType CheckVectorOperands(SourceLocation l, Expr *&lex, Expr *&rex); |
| 4487 | QualType CheckVectorCompareOperands(Expr *&lex, Expr *&rx, |
| 4488 | SourceLocation l, bool isRel); |
Mike Stump | 1eb4433 | 2009-09-09 15:08:12 +0000 | [diff] [blame] | 4489 | |
Steve Naroff | f69936d | 2007-09-16 03:34:24 +0000 | [diff] [blame] | 4490 | /// type checking unary operators (subroutines of ActOnUnaryOp). |
Reid Spencer | 5f016e2 | 2007-07-11 17:01:13 +0000 | [diff] [blame] | 4491 | /// C99 6.5.3.1, 6.5.3.2, 6.5.3.4 |
Sebastian Redl | e6d5a4a | 2008-12-20 09:35:34 +0000 | [diff] [blame] | 4492 | QualType CheckIncrementDecrementOperand(Expr *op, SourceLocation OpLoc, |
Sean Hunt | 1e3f5ba | 2010-04-28 23:02:27 +0000 | [diff] [blame] | 4493 | bool isInc, bool isPrefix); |
Reid Spencer | 5f016e2 | 2007-07-11 17:01:13 +0000 | [diff] [blame] | 4494 | QualType CheckAddressOfOperand(Expr *op, SourceLocation OpLoc); |
| 4495 | QualType CheckIndirectionOperand(Expr *op, SourceLocation OpLoc); |
Chris Lattner | ba27e2a | 2009-02-17 08:12:06 +0000 | [diff] [blame] | 4496 | QualType CheckRealImagOperand(Expr *&Op, SourceLocation OpLoc, bool isReal); |
Mike Stump | 1eb4433 | 2009-09-09 15:08:12 +0000 | [diff] [blame] | 4497 | |
Steve Naroff | e1b31fe | 2007-07-27 22:15:19 +0000 | [diff] [blame] | 4498 | /// type checking primary expressions. |
Nate Begeman | 213541a | 2008-04-18 23:10:10 +0000 | [diff] [blame] | 4499 | QualType CheckExtVectorComponent(QualType baseType, SourceLocation OpLoc, |
Mike Stump | 1eb4433 | 2009-09-09 15:08:12 +0000 | [diff] [blame] | 4500 | const IdentifierInfo *Comp, |
Anders Carlsson | 8f28f99 | 2009-08-26 18:25:21 +0000 | [diff] [blame] | 4501 | SourceLocation CmpLoc); |
Mike Stump | 1eb4433 | 2009-09-09 15:08:12 +0000 | [diff] [blame] | 4502 | |
Steve Naroff | f009063 | 2007-09-02 02:04:30 +0000 | [diff] [blame] | 4503 | /// type checking declaration initializers (C99 6.7.8) |
Douglas Gregor | cb57fb9 | 2009-12-16 06:35:08 +0000 | [diff] [blame] | 4504 | bool CheckInitList(const InitializedEntity &Entity, |
| 4505 | InitListExpr *&InitList, QualType &DeclType); |
Steve Naroff | d0091aa | 2008-01-10 22:15:12 +0000 | [diff] [blame] | 4506 | bool CheckForConstantInitializer(Expr *e, QualType t); |
Mike Stump | 1eb4433 | 2009-09-09 15:08:12 +0000 | [diff] [blame] | 4507 | |
Douglas Gregor | 27c8dc0 | 2008-10-29 00:13:59 +0000 | [diff] [blame] | 4508 | // type checking C++ declaration initializers (C++ [dcl.init]). |
| 4509 | |
| 4510 | /// ReferenceCompareResult - Expresses the result of comparing two |
| 4511 | /// types (cv1 T1 and cv2 T2) to determine their compatibility for the |
| 4512 | /// purposes of initialization by reference (C++ [dcl.init.ref]p4). |
| 4513 | enum ReferenceCompareResult { |
| 4514 | /// Ref_Incompatible - The two types are incompatible, so direct |
| 4515 | /// reference binding is not possible. |
| 4516 | Ref_Incompatible = 0, |
| 4517 | /// Ref_Related - The two types are reference-related, which means |
| 4518 | /// that their unqualified forms (T1 and T2) are either the same |
| 4519 | /// or T1 is a base class of T2. |
| 4520 | Ref_Related, |
| 4521 | /// Ref_Compatible_With_Added_Qualification - The two types are |
| 4522 | /// reference-compatible with added qualification, meaning that |
| 4523 | /// they are reference-compatible and the qualifiers on T1 (cv1) |
| 4524 | /// are greater than the qualifiers on T2 (cv2). |
| 4525 | Ref_Compatible_With_Added_Qualification, |
| 4526 | /// Ref_Compatible - The two types are reference-compatible and |
| 4527 | /// have equivalent qualifiers (cv1 == cv2). |
| 4528 | Ref_Compatible |
| 4529 | }; |
| 4530 | |
Douglas Gregor | 393896f | 2009-11-05 13:06:35 +0000 | [diff] [blame] | 4531 | ReferenceCompareResult CompareReferenceRelationship(SourceLocation Loc, |
| 4532 | QualType T1, QualType T2, |
Douglas Gregor | 569c316 | 2010-08-07 11:51:51 +0000 | [diff] [blame] | 4533 | bool &DerivedToBase, |
| 4534 | bool &ObjCConversion); |
Douglas Gregor | 27c8dc0 | 2008-10-29 00:13:59 +0000 | [diff] [blame] | 4535 | |
Sebastian Redl | 9cc11e7 | 2009-07-25 15:41:38 +0000 | [diff] [blame] | 4536 | /// CheckCastTypes - Check type constraints for casting between types under |
Sebastian Redl | ef0cb8e | 2009-07-29 13:50:23 +0000 | [diff] [blame] | 4537 | /// C semantics, or forward to CXXCheckCStyleCast in C++. |
| 4538 | bool CheckCastTypes(SourceRange TyRange, QualType CastTy, Expr *&CastExpr, |
John McCall | f871d0c | 2010-08-07 06:22:56 +0000 | [diff] [blame] | 4539 | CastExpr::CastKind &Kind, CXXCastPath &BasePath, |
Fariborz Jahanian | e9f4208 | 2009-08-26 18:55:36 +0000 | [diff] [blame] | 4540 | bool FunctionalStyle = false); |
Sebastian Redl | 9cc11e7 | 2009-07-25 15:41:38 +0000 | [diff] [blame] | 4541 | |
Mike Stump | 1eb4433 | 2009-09-09 15:08:12 +0000 | [diff] [blame] | 4542 | // CheckVectorCast - check type constraints for vectors. |
Anders Carlsson | 584b247 | 2007-11-27 07:16:40 +0000 | [diff] [blame] | 4543 | // Since vectors are an extension, there are no C standard reference for this. |
| 4544 | // We allow casting between vectors and integer datatypes of the same size. |
Anders Carlsson | a64db8f | 2007-11-27 05:51:55 +0000 | [diff] [blame] | 4545 | // returns true if the cast is invalid |
Anders Carlsson | c351632 | 2009-10-16 02:48:28 +0000 | [diff] [blame] | 4546 | bool CheckVectorCast(SourceRange R, QualType VectorTy, QualType Ty, |
| 4547 | CastExpr::CastKind &Kind); |
Mike Stump | 1eb4433 | 2009-09-09 15:08:12 +0000 | [diff] [blame] | 4548 | |
| 4549 | // CheckExtVectorCast - check type constraints for extended vectors. |
Nate Begeman | 58d29a4 | 2009-06-26 00:50:28 +0000 | [diff] [blame] | 4550 | // Since vectors are an extension, there are no C standard reference for this. |
| 4551 | // We allow casting between vectors and integer datatypes of the same size, |
| 4552 | // or vectors and the element type of that vector. |
| 4553 | // returns true if the cast is invalid |
Anders Carlsson | 16a8904 | 2009-10-16 05:23:41 +0000 | [diff] [blame] | 4554 | bool CheckExtVectorCast(SourceRange R, QualType VectorTy, Expr *&CastExpr, |
| 4555 | CastExpr::CastKind &Kind); |
Sebastian Redl | 9cc11e7 | 2009-07-25 15:41:38 +0000 | [diff] [blame] | 4556 | |
| 4557 | /// CXXCheckCStyleCast - Check constraints of a C-style or function-style |
| 4558 | /// cast under C++ semantics. |
Sebastian Redl | ef0cb8e | 2009-07-29 13:50:23 +0000 | [diff] [blame] | 4559 | bool CXXCheckCStyleCast(SourceRange R, QualType CastTy, Expr *&CastExpr, |
John McCall | f871d0c | 2010-08-07 06:22:56 +0000 | [diff] [blame] | 4560 | CastExpr::CastKind &Kind, CXXCastPath &BasePath, |
Anders Carlsson | 5cf86ba | 2010-04-24 19:06:50 +0000 | [diff] [blame] | 4561 | bool FunctionalStyle); |
Sebastian Redl | 9cc11e7 | 2009-07-25 15:41:38 +0000 | [diff] [blame] | 4562 | |
Mike Stump | 1eb4433 | 2009-09-09 15:08:12 +0000 | [diff] [blame] | 4563 | /// CheckMessageArgumentTypes - Check types in an Obj-C message send. |
Daniel Dunbar | 637cebb | 2008-09-11 00:01:56 +0000 | [diff] [blame] | 4564 | /// \param Method - May be null. |
| 4565 | /// \param [out] ReturnType - The return type of the send. |
| 4566 | /// \return true iff there were any incompatible types. |
Daniel Dunbar | 91e19b2 | 2008-09-11 00:50:25 +0000 | [diff] [blame] | 4567 | bool CheckMessageArgumentTypes(Expr **Args, unsigned NumArgs, Selector Sel, |
Chris Lattner | 077bf5e | 2008-11-24 03:33:13 +0000 | [diff] [blame] | 4568 | ObjCMethodDecl *Method, bool isClassMessage, |
Daniel Dunbar | 637cebb | 2008-09-11 00:01:56 +0000 | [diff] [blame] | 4569 | SourceLocation lbrac, SourceLocation rbrac, |
Mike Stump | 1eb4433 | 2009-09-09 15:08:12 +0000 | [diff] [blame] | 4570 | QualType &ReturnType); |
Argyrios Kyrtzidis | 5921093 | 2008-09-10 02:17:11 +0000 | [diff] [blame] | 4571 | |
John McCall | 5a881bb | 2009-10-12 21:59:07 +0000 | [diff] [blame] | 4572 | /// CheckBooleanCondition - Diagnose problems involving the use of |
| 4573 | /// the given expression as a boolean condition (e.g. in an if |
| 4574 | /// statement). Also performs the standard function and array |
| 4575 | /// decays, possibly changing the input variable. |
| 4576 | /// |
| 4577 | /// \param Loc - A location associated with the condition, e.g. the |
| 4578 | /// 'if' keyword. |
| 4579 | /// \return true iff there were any errors |
| 4580 | bool CheckBooleanCondition(Expr *&CondExpr, SourceLocation Loc); |
| 4581 | |
Douglas Gregor | 586596f | 2010-05-06 17:25:47 +0000 | [diff] [blame] | 4582 | virtual OwningExprResult ActOnBooleanCondition(Scope *S, SourceLocation Loc, |
| 4583 | ExprArg SubExpr); |
| 4584 | |
John McCall | 5a881bb | 2009-10-12 21:59:07 +0000 | [diff] [blame] | 4585 | /// DiagnoseAssignmentAsCondition - Given that an expression is |
| 4586 | /// being used as a boolean condition, warn if it's an assignment. |
| 4587 | void DiagnoseAssignmentAsCondition(Expr *E); |
| 4588 | |
Argyrios Kyrtzidis | 5921093 | 2008-09-10 02:17:11 +0000 | [diff] [blame] | 4589 | /// CheckCXXBooleanCondition - Returns true if conversion to bool is invalid. |
| 4590 | bool CheckCXXBooleanCondition(Expr *&CondExpr); |
Sebastian Redl | 9cc11e7 | 2009-07-25 15:41:38 +0000 | [diff] [blame] | 4591 | |
Chris Lattner | f4021e7 | 2007-08-23 05:46:52 +0000 | [diff] [blame] | 4592 | /// ConvertIntegerToTypeWarnOnOverflow - Convert the specified APInt to have |
| 4593 | /// the specified width and sign. If an overflow occurs, detect it and emit |
| 4594 | /// the specified diagnostic. |
Mike Stump | 1eb4433 | 2009-09-09 15:08:12 +0000 | [diff] [blame] | 4595 | void ConvertIntegerToTypeWarnOnOverflow(llvm::APSInt &OldVal, |
Chris Lattner | f4021e7 | 2007-08-23 05:46:52 +0000 | [diff] [blame] | 4596 | unsigned NewWidth, bool NewSign, |
| 4597 | SourceLocation Loc, unsigned DiagID); |
Mike Stump | 1eb4433 | 2009-09-09 15:08:12 +0000 | [diff] [blame] | 4598 | |
Anders Carlsson | 1528145 | 2008-11-04 16:57:32 +0000 | [diff] [blame] | 4599 | /// Checks that the Objective-C declaration is declared in the global scope. |
| 4600 | /// Emits an error and marks the declaration as invalid if it's not declared |
| 4601 | /// in the global scope. |
| 4602 | bool CheckObjCDeclScope(Decl *D); |
| 4603 | |
Anders Carlsson | 7c50aca | 2007-10-15 20:28:48 +0000 | [diff] [blame] | 4604 | void InitBuiltinVaListType(); |
Eli Friedman | 1b76ada | 2008-06-03 21:01:11 +0000 | [diff] [blame] | 4605 | |
Anders Carlsson | e21555e | 2008-11-30 19:50:32 +0000 | [diff] [blame] | 4606 | /// VerifyIntegerConstantExpression - verifies that an expression is an ICE, |
| 4607 | /// and reports the appropriate diagnostics. Returns false on success. |
| 4608 | /// Can optionally return the value of the expression. |
Anders Carlsson | 9f1e572 | 2008-12-06 20:33:04 +0000 | [diff] [blame] | 4609 | bool VerifyIntegerConstantExpression(const Expr *E, llvm::APSInt *Result = 0); |
Anders Carlsson | 4000ea6 | 2008-12-01 02:17:22 +0000 | [diff] [blame] | 4610 | |
Anders Carlsson | 9f1e572 | 2008-12-06 20:33:04 +0000 | [diff] [blame] | 4611 | /// VerifyBitField - verifies that a bit field expression is an ICE and has |
Mike Stump | 1eb4433 | 2009-09-09 15:08:12 +0000 | [diff] [blame] | 4612 | /// the correct width, and that the field type is valid. |
Anders Carlsson | 9f1e572 | 2008-12-06 20:33:04 +0000 | [diff] [blame] | 4613 | /// Returns false on success. |
Eli Friedman | 1d954f6 | 2009-08-15 21:55:26 +0000 | [diff] [blame] | 4614 | /// Can optionally return whether the bit-field is of width 0 |
Mike Stump | 1eb4433 | 2009-09-09 15:08:12 +0000 | [diff] [blame] | 4615 | bool VerifyBitField(SourceLocation FieldLoc, IdentifierInfo *FieldName, |
| 4616 | QualType FieldTy, const Expr *BitWidth, |
Eli Friedman | 1d954f6 | 2009-08-15 21:55:26 +0000 | [diff] [blame] | 4617 | bool *ZeroWidth = 0); |
Sebastian Redl | 0eb2330 | 2009-01-19 00:08:26 +0000 | [diff] [blame] | 4618 | |
Douglas Gregor | 81b747b | 2009-09-17 21:32:03 +0000 | [diff] [blame] | 4619 | /// \name Code completion |
| 4620 | //@{ |
Sean Hunt | 1e3f5ba | 2010-04-28 23:02:27 +0000 | [diff] [blame] | 4621 | virtual void CodeCompleteOrdinaryName(Scope *S, |
Douglas Gregor | 01dfea0 | 2010-01-10 23:08:15 +0000 | [diff] [blame] | 4622 | CodeCompletionContext CompletionContext); |
Douglas Gregor | f957843 | 2010-07-28 21:50:18 +0000 | [diff] [blame] | 4623 | virtual void CodeCompleteExpression(Scope *S, QualType T, |
| 4624 | bool IntegralConstantExpression = false); |
Douglas Gregor | 81b747b | 2009-09-17 21:32:03 +0000 | [diff] [blame] | 4625 | virtual void CodeCompleteMemberReferenceExpr(Scope *S, ExprTy *Base, |
| 4626 | SourceLocation OpLoc, |
| 4627 | bool IsArrow); |
Douglas Gregor | 374929f | 2009-09-18 15:37:17 +0000 | [diff] [blame] | 4628 | virtual void CodeCompleteTag(Scope *S, unsigned TagSpec); |
Douglas Gregor | 3e1005f | 2009-09-21 18:10:23 +0000 | [diff] [blame] | 4629 | virtual void CodeCompleteCase(Scope *S); |
Douglas Gregor | 9c6a0e9 | 2009-09-22 15:41:20 +0000 | [diff] [blame] | 4630 | virtual void CodeCompleteCall(Scope *S, ExprTy *Fn, |
| 4631 | ExprTy **Args, unsigned NumArgs); |
Douglas Gregor | 5ac3bdb | 2010-05-30 01:49:25 +0000 | [diff] [blame] | 4632 | virtual void CodeCompleteInitializer(Scope *S, DeclPtrTy D); |
| 4633 | virtual void CodeCompleteReturn(Scope *S); |
| 4634 | virtual void CodeCompleteAssignmentRHS(Scope *S, ExprTy *LHS); |
| 4635 | |
Jeffrey Yasskin | 9ab1454 | 2010-04-08 16:38:48 +0000 | [diff] [blame] | 4636 | virtual void CodeCompleteQualifiedId(Scope *S, CXXScopeSpec &SS, |
Douglas Gregor | 81b747b | 2009-09-17 21:32:03 +0000 | [diff] [blame] | 4637 | bool EnteringContext); |
Douglas Gregor | 49f40bd | 2009-09-18 19:03:04 +0000 | [diff] [blame] | 4638 | virtual void CodeCompleteUsing(Scope *S); |
| 4639 | virtual void CodeCompleteUsingDirective(Scope *S); |
| 4640 | virtual void CodeCompleteNamespaceDecl(Scope *S); |
| 4641 | virtual void CodeCompleteNamespaceAliasDecl(Scope *S); |
Douglas Gregor | ed8d322 | 2009-09-18 20:05:18 +0000 | [diff] [blame] | 4642 | virtual void CodeCompleteOperatorName(Scope *S); |
Sean Hunt | 1e3f5ba | 2010-04-28 23:02:27 +0000 | [diff] [blame] | 4643 | |
Douglas Gregor | c464ae8 | 2009-12-07 09:27:33 +0000 | [diff] [blame] | 4644 | virtual void CodeCompleteObjCAtDirective(Scope *S, DeclPtrTy ObjCImpDecl, |
| 4645 | bool InInterface); |
Douglas Gregor | c38c3e1 | 2010-01-13 21:54:15 +0000 | [diff] [blame] | 4646 | virtual void CodeCompleteObjCAtVisibility(Scope *S); |
Douglas Gregor | 9a0c85e | 2009-12-07 09:51:25 +0000 | [diff] [blame] | 4647 | virtual void CodeCompleteObjCAtStatement(Scope *S); |
| 4648 | virtual void CodeCompleteObjCAtExpression(Scope *S); |
Douglas Gregor | a93b108 | 2009-11-18 23:08:07 +0000 | [diff] [blame] | 4649 | virtual void CodeCompleteObjCPropertyFlags(Scope *S, ObjCDeclSpec &ODS); |
Douglas Gregor | 4ad9685 | 2009-11-19 07:41:15 +0000 | [diff] [blame] | 4650 | virtual void CodeCompleteObjCPropertyGetter(Scope *S, DeclPtrTy ClassDecl, |
| 4651 | DeclPtrTy *Methods, |
| 4652 | unsigned NumMethods); |
| 4653 | virtual void CodeCompleteObjCPropertySetter(Scope *S, DeclPtrTy ClassDecl, |
| 4654 | DeclPtrTy *Methods, |
| 4655 | unsigned NumMethods); |
Douglas Gregor | 8e254cf | 2010-05-27 23:06:34 +0000 | [diff] [blame] | 4656 | virtual void CodeCompleteObjCMessageReceiver(Scope *S); |
Douglas Gregor | 2725ca8 | 2010-04-21 19:57:20 +0000 | [diff] [blame] | 4657 | virtual void CodeCompleteObjCSuperMessage(Scope *S, SourceLocation SuperLoc, |
| 4658 | IdentifierInfo **SelIdents, |
| 4659 | unsigned NumSelIdents); |
| 4660 | virtual void CodeCompleteObjCClassMessage(Scope *S, TypeTy *Receiver, |
Sean Hunt | 1e3f5ba | 2010-04-28 23:02:27 +0000 | [diff] [blame] | 4661 | IdentifierInfo **SelIdents, |
Douglas Gregor | d3c6854 | 2009-11-19 01:08:35 +0000 | [diff] [blame] | 4662 | unsigned NumSelIdents); |
| 4663 | virtual void CodeCompleteObjCInstanceMessage(Scope *S, ExprTy *Receiver, |
| 4664 | IdentifierInfo **SelIdents, |
| 4665 | unsigned NumSelIdents); |
Douglas Gregor | 55385fe | 2009-11-18 04:19:12 +0000 | [diff] [blame] | 4666 | virtual void CodeCompleteObjCProtocolReferences(IdentifierLocPair *Protocols, |
| 4667 | unsigned NumProtocols); |
Douglas Gregor | 083128f | 2009-11-18 04:49:41 +0000 | [diff] [blame] | 4668 | virtual void CodeCompleteObjCProtocolDecl(Scope *S); |
Douglas Gregor | 3b49aca | 2009-11-18 16:26:39 +0000 | [diff] [blame] | 4669 | virtual void CodeCompleteObjCInterfaceDecl(Scope *S); |
Sean Hunt | 1e3f5ba | 2010-04-28 23:02:27 +0000 | [diff] [blame] | 4670 | virtual void CodeCompleteObjCSuperclass(Scope *S, |
Douglas Gregor | c83c687 | 2010-04-15 22:33:43 +0000 | [diff] [blame] | 4671 | IdentifierInfo *ClassName, |
| 4672 | SourceLocation ClassNameLoc); |
Douglas Gregor | 3b49aca | 2009-11-18 16:26:39 +0000 | [diff] [blame] | 4673 | virtual void CodeCompleteObjCImplementationDecl(Scope *S); |
Sean Hunt | 1e3f5ba | 2010-04-28 23:02:27 +0000 | [diff] [blame] | 4674 | virtual void CodeCompleteObjCInterfaceCategory(Scope *S, |
Douglas Gregor | c83c687 | 2010-04-15 22:33:43 +0000 | [diff] [blame] | 4675 | IdentifierInfo *ClassName, |
| 4676 | SourceLocation ClassNameLoc); |
Sean Hunt | 1e3f5ba | 2010-04-28 23:02:27 +0000 | [diff] [blame] | 4677 | virtual void CodeCompleteObjCImplementationCategory(Scope *S, |
Douglas Gregor | c83c687 | 2010-04-15 22:33:43 +0000 | [diff] [blame] | 4678 | IdentifierInfo *ClassName, |
| 4679 | SourceLocation ClassNameLoc); |
Sean Hunt | 1e3f5ba | 2010-04-28 23:02:27 +0000 | [diff] [blame] | 4680 | virtual void CodeCompleteObjCPropertyDefinition(Scope *S, |
Douglas Gregor | 322328b | 2009-11-18 22:32:06 +0000 | [diff] [blame] | 4681 | DeclPtrTy ObjCImpDecl); |
Sean Hunt | 1e3f5ba | 2010-04-28 23:02:27 +0000 | [diff] [blame] | 4682 | virtual void CodeCompleteObjCPropertySynthesizeIvar(Scope *S, |
Douglas Gregor | 322328b | 2009-11-18 22:32:06 +0000 | [diff] [blame] | 4683 | IdentifierInfo *PropertyName, |
| 4684 | DeclPtrTy ObjCImpDecl); |
Sean Hunt | 1e3f5ba | 2010-04-28 23:02:27 +0000 | [diff] [blame] | 4685 | virtual void CodeCompleteObjCMethodDecl(Scope *S, |
Douglas Gregor | e8f5a17 | 2010-04-07 00:21:17 +0000 | [diff] [blame] | 4686 | bool IsInstanceMethod, |
| 4687 | TypeTy *ReturnType, |
| 4688 | DeclPtrTy IDecl); |
Douglas Gregor | 1f5537a | 2010-07-08 23:20:03 +0000 | [diff] [blame] | 4689 | virtual void CodeCompleteObjCMethodDeclSelector(Scope *S, |
| 4690 | bool IsInstanceMethod, |
Douglas Gregor | 40ed9a1 | 2010-07-08 23:37:41 +0000 | [diff] [blame] | 4691 | bool AtParameterName, |
Douglas Gregor | 1f5537a | 2010-07-08 23:20:03 +0000 | [diff] [blame] | 4692 | TypeTy *ReturnType, |
| 4693 | IdentifierInfo **SelIdents, |
| 4694 | unsigned NumSelIdents); |
| 4695 | |
Douglas Gregor | 3b49aca | 2009-11-18 16:26:39 +0000 | [diff] [blame] | 4696 | //@} |
Sean Hunt | 1e3f5ba | 2010-04-28 23:02:27 +0000 | [diff] [blame] | 4697 | |
Chris Lattner | 59907c4 | 2007-08-10 20:18:51 +0000 | [diff] [blame] | 4698 | //===--------------------------------------------------------------------===// |
| 4699 | // Extra semantic analysis beyond the C type system |
Ted Kremenek | e0e5313 | 2010-01-28 23:39:18 +0000 | [diff] [blame] | 4700 | |
| 4701 | public: |
| 4702 | SourceLocation getLocationOfStringLiteralByte(const StringLiteral *SL, |
| 4703 | unsigned ByteNo) const; |
| 4704 | |
Chris Lattner | 925e60d | 2007-12-28 05:29:59 +0000 | [diff] [blame] | 4705 | private: |
Anders Carlsson | d406bf0 | 2009-08-16 01:56:34 +0000 | [diff] [blame] | 4706 | bool CheckFunctionCall(FunctionDecl *FDecl, CallExpr *TheCall); |
| 4707 | bool CheckBlockCall(NamedDecl *NDecl, CallExpr *TheCall); |
Mike Stump | 1eb4433 | 2009-09-09 15:08:12 +0000 | [diff] [blame] | 4708 | |
Ryan Flynn | 4403a5e | 2009-08-06 03:00:50 +0000 | [diff] [blame] | 4709 | bool CheckablePrintfAttr(const FormatAttr *Format, CallExpr *TheCall); |
Chris Lattner | 6903981 | 2009-02-18 06:01:06 +0000 | [diff] [blame] | 4710 | bool CheckObjCString(Expr *Arg); |
Anders Carlsson | d406bf0 | 2009-08-16 01:56:34 +0000 | [diff] [blame] | 4711 | |
| 4712 | Action::OwningExprResult CheckBuiltinFunctionCall(unsigned BuiltinID, |
| 4713 | CallExpr *TheCall); |
Nate Begeman | 26a3142 | 2010-06-08 02:47:44 +0000 | [diff] [blame] | 4714 | bool CheckARMBuiltinFunctionCall(unsigned BuiltinID, CallExpr *TheCall); |
| 4715 | bool CheckX86BuiltinFunctionCall(unsigned BuiltinID, CallExpr *TheCall); |
| 4716 | |
Chris Lattner | 925e60d | 2007-12-28 05:29:59 +0000 | [diff] [blame] | 4717 | bool SemaBuiltinVAStart(CallExpr *TheCall); |
| 4718 | bool SemaBuiltinUnorderedCompare(CallExpr *TheCall); |
Benjamin Kramer | 3b1e26b | 2010-02-16 10:07:31 +0000 | [diff] [blame] | 4719 | bool SemaBuiltinFPClassification(CallExpr *TheCall, unsigned NumArgs); |
Douglas Gregor | cde0173 | 2009-05-19 22:10:17 +0000 | [diff] [blame] | 4720 | |
| 4721 | public: |
| 4722 | // Used by C++ template instantiation. |
Sebastian Redl | 0eb2330 | 2009-01-19 00:08:26 +0000 | [diff] [blame] | 4723 | Action::OwningExprResult SemaBuiltinShuffleVector(CallExpr *TheCall); |
Douglas Gregor | cde0173 | 2009-05-19 22:10:17 +0000 | [diff] [blame] | 4724 | |
| 4725 | private: |
Mike Stump | 1eb4433 | 2009-09-09 15:08:12 +0000 | [diff] [blame] | 4726 | bool SemaBuiltinPrefetch(CallExpr *TheCall); |
Eli Friedman | d875fed | 2009-05-03 04:46:36 +0000 | [diff] [blame] | 4727 | bool SemaBuiltinObjectSize(CallExpr *TheCall); |
| 4728 | bool SemaBuiltinLongjmp(CallExpr *TheCall); |
Chandler Carruth | d201457 | 2010-07-09 18:59:35 +0000 | [diff] [blame] | 4729 | OwningExprResult SemaBuiltinAtomicOverloaded(OwningExprResult TheCallResult); |
Eric Christopher | 691ebc3 | 2010-04-17 02:26:23 +0000 | [diff] [blame] | 4730 | bool SemaBuiltinConstantArg(CallExpr *TheCall, int ArgNum, |
| 4731 | llvm::APSInt &Result); |
Ted Kremenek | 826a345 | 2010-07-16 02:11:22 +0000 | [diff] [blame] | 4732 | |
Ted Kremenek | 082d936 | 2009-03-20 21:35:28 +0000 | [diff] [blame] | 4733 | bool SemaCheckStringLiteral(const Expr *E, const CallExpr *TheCall, |
| 4734 | bool HasVAListArg, unsigned format_idx, |
Ted Kremenek | 826a345 | 2010-07-16 02:11:22 +0000 | [diff] [blame] | 4735 | unsigned firstDataArg, bool isPrintf); |
| 4736 | |
| 4737 | void CheckFormatString(const StringLiteral *FExpr, const Expr *OrigFormatExpr, |
Ted Kremenek | 082d936 | 2009-03-20 21:35:28 +0000 | [diff] [blame] | 4738 | const CallExpr *TheCall, bool HasVAListArg, |
Ted Kremenek | 826a345 | 2010-07-16 02:11:22 +0000 | [diff] [blame] | 4739 | unsigned format_idx, unsigned firstDataArg, |
| 4740 | bool isPrintf); |
| 4741 | |
Mike Stump | 1eb4433 | 2009-09-09 15:08:12 +0000 | [diff] [blame] | 4742 | void CheckNonNullArguments(const NonNullAttr *NonNull, |
Fariborz Jahanian | e898f8a | 2009-05-21 18:48:51 +0000 | [diff] [blame] | 4743 | const CallExpr *TheCall); |
Ted Kremenek | 826a345 | 2010-07-16 02:11:22 +0000 | [diff] [blame] | 4744 | |
| 4745 | void CheckPrintfScanfArguments(const CallExpr *TheCall, bool HasVAListArg, |
| 4746 | unsigned format_idx, unsigned firstDataArg, |
| 4747 | bool isPrintf); |
| 4748 | |
Ted Kremenek | 06de276 | 2007-08-17 16:46:58 +0000 | [diff] [blame] | 4749 | void CheckReturnStackAddr(Expr *RetValExp, QualType lhsType, |
| 4750 | SourceLocation ReturnLoc); |
Ted Kremenek | 588e5eb | 2007-11-25 00:58:00 +0000 | [diff] [blame] | 4751 | void CheckFloatComparison(SourceLocation loc, Expr* lex, Expr* rex); |
John McCall | 323ed74 | 2010-05-06 08:58:33 +0000 | [diff] [blame] | 4752 | void CheckImplicitConversions(Expr *E); |
Reid Spencer | 5f016e2 | 2007-07-11 17:01:13 +0000 | [diff] [blame] | 4753 | }; |
| 4754 | |
Ted Kremenek | 8189cde | 2009-02-07 01:47:29 +0000 | [diff] [blame] | 4755 | //===--------------------------------------------------------------------===// |
| 4756 | // Typed version of Parser::ExprArg (smart pointer for wrapping Expr pointers). |
| 4757 | template <typename T> |
| 4758 | class ExprOwningPtr : public Action::ExprArg { |
| 4759 | public: |
Douglas Gregor | a0e500d | 2009-03-12 16:53:44 +0000 | [diff] [blame] | 4760 | ExprOwningPtr(Sema *S, T *expr) : Action::ExprArg(*S, expr) {} |
Mike Stump | 1eb4433 | 2009-09-09 15:08:12 +0000 | [diff] [blame] | 4761 | |
Ted Kremenek | 8189cde | 2009-02-07 01:47:29 +0000 | [diff] [blame] | 4762 | void reset(T* p) { Action::ExprArg::operator=(p); } |
| 4763 | T* get() const { return static_cast<T*>(Action::ExprArg::get()); } |
| 4764 | T* take() { return static_cast<T*>(Action::ExprArg::take()); } |
| 4765 | T* release() { return take(); } |
Mike Stump | 1eb4433 | 2009-09-09 15:08:12 +0000 | [diff] [blame] | 4766 | |
Ted Kremenek | 8189cde | 2009-02-07 01:47:29 +0000 | [diff] [blame] | 4767 | T& operator*() const { return *get(); } |
| 4768 | T* operator->() const { return get(); } |
| 4769 | }; |
Douglas Gregor | d7e2705 | 2009-05-20 22:33:37 +0000 | [diff] [blame] | 4770 | |
Reid Spencer | 5f016e2 | 2007-07-11 17:01:13 +0000 | [diff] [blame] | 4771 | } // end namespace clang |
| 4772 | |
| 4773 | #endif |