Douglas Gregor | 1b2949d | 2010-02-05 17:54:41 +0000 | [diff] [blame] | 1 | //===--- ASTImporter.cpp - Importing ASTs from other Contexts ---*- C++ -*-===// |
| 2 | // |
| 3 | // The LLVM Compiler Infrastructure |
| 4 | // |
| 5 | // This file is distributed under the University of Illinois Open Source |
| 6 | // License. See LICENSE.TXT for details. |
| 7 | // |
| 8 | //===----------------------------------------------------------------------===// |
| 9 | // |
| 10 | // This file defines the ASTImporter class which imports AST nodes from one |
| 11 | // context into another context. |
| 12 | // |
| 13 | //===----------------------------------------------------------------------===// |
| 14 | #include "clang/AST/ASTImporter.h" |
| 15 | |
| 16 | #include "clang/AST/ASTContext.h" |
Douglas Gregor | 8852373 | 2010-02-10 00:15:17 +0000 | [diff] [blame] | 17 | #include "clang/AST/ASTDiagnostic.h" |
Douglas Gregor | 96a01b4 | 2010-02-11 00:48:18 +0000 | [diff] [blame] | 18 | #include "clang/AST/DeclCXX.h" |
Douglas Gregor | 1b2949d | 2010-02-05 17:54:41 +0000 | [diff] [blame] | 19 | #include "clang/AST/DeclObjC.h" |
Douglas Gregor | 089459a | 2010-02-08 21:09:39 +0000 | [diff] [blame] | 20 | #include "clang/AST/DeclVisitor.h" |
Douglas Gregor | 4800d95 | 2010-02-11 19:21:55 +0000 | [diff] [blame] | 21 | #include "clang/AST/StmtVisitor.h" |
Douglas Gregor | 1b2949d | 2010-02-05 17:54:41 +0000 | [diff] [blame] | 22 | #include "clang/AST/TypeVisitor.h" |
Douglas Gregor | 8852373 | 2010-02-10 00:15:17 +0000 | [diff] [blame] | 23 | #include "clang/Basic/FileManager.h" |
| 24 | #include "clang/Basic/SourceManager.h" |
| 25 | #include "llvm/Support/MemoryBuffer.h" |
Douglas Gregor | 73dc30b | 2010-02-15 22:01:00 +0000 | [diff] [blame] | 26 | #include <deque> |
Douglas Gregor | 1b2949d | 2010-02-05 17:54:41 +0000 | [diff] [blame] | 27 | |
| 28 | using namespace clang; |
| 29 | |
| 30 | namespace { |
Douglas Gregor | 089459a | 2010-02-08 21:09:39 +0000 | [diff] [blame] | 31 | class ASTNodeImporter : public TypeVisitor<ASTNodeImporter, QualType>, |
Douglas Gregor | 4800d95 | 2010-02-11 19:21:55 +0000 | [diff] [blame] | 32 | public DeclVisitor<ASTNodeImporter, Decl *>, |
| 33 | public StmtVisitor<ASTNodeImporter, Stmt *> { |
Douglas Gregor | 1b2949d | 2010-02-05 17:54:41 +0000 | [diff] [blame] | 34 | ASTImporter &Importer; |
| 35 | |
| 36 | public: |
| 37 | explicit ASTNodeImporter(ASTImporter &Importer) : Importer(Importer) { } |
| 38 | |
| 39 | using TypeVisitor<ASTNodeImporter, QualType>::Visit; |
Douglas Gregor | 9bed879 | 2010-02-09 19:21:46 +0000 | [diff] [blame] | 40 | using DeclVisitor<ASTNodeImporter, Decl *>::Visit; |
Douglas Gregor | 4800d95 | 2010-02-11 19:21:55 +0000 | [diff] [blame] | 41 | using StmtVisitor<ASTNodeImporter, Stmt *>::Visit; |
Douglas Gregor | 1b2949d | 2010-02-05 17:54:41 +0000 | [diff] [blame] | 42 | |
| 43 | // Importing types |
Douglas Gregor | 89cc9d6 | 2010-02-09 22:48:33 +0000 | [diff] [blame] | 44 | QualType VisitType(Type *T); |
Douglas Gregor | 1b2949d | 2010-02-05 17:54:41 +0000 | [diff] [blame] | 45 | QualType VisitBuiltinType(BuiltinType *T); |
| 46 | QualType VisitComplexType(ComplexType *T); |
| 47 | QualType VisitPointerType(PointerType *T); |
| 48 | QualType VisitBlockPointerType(BlockPointerType *T); |
| 49 | QualType VisitLValueReferenceType(LValueReferenceType *T); |
| 50 | QualType VisitRValueReferenceType(RValueReferenceType *T); |
| 51 | QualType VisitMemberPointerType(MemberPointerType *T); |
| 52 | QualType VisitConstantArrayType(ConstantArrayType *T); |
| 53 | QualType VisitIncompleteArrayType(IncompleteArrayType *T); |
| 54 | QualType VisitVariableArrayType(VariableArrayType *T); |
| 55 | // FIXME: DependentSizedArrayType |
| 56 | // FIXME: DependentSizedExtVectorType |
| 57 | QualType VisitVectorType(VectorType *T); |
| 58 | QualType VisitExtVectorType(ExtVectorType *T); |
| 59 | QualType VisitFunctionNoProtoType(FunctionNoProtoType *T); |
| 60 | QualType VisitFunctionProtoType(FunctionProtoType *T); |
| 61 | // FIXME: UnresolvedUsingType |
| 62 | QualType VisitTypedefType(TypedefType *T); |
| 63 | QualType VisitTypeOfExprType(TypeOfExprType *T); |
| 64 | // FIXME: DependentTypeOfExprType |
| 65 | QualType VisitTypeOfType(TypeOfType *T); |
| 66 | QualType VisitDecltypeType(DecltypeType *T); |
| 67 | // FIXME: DependentDecltypeType |
| 68 | QualType VisitRecordType(RecordType *T); |
| 69 | QualType VisitEnumType(EnumType *T); |
Douglas Gregor | 1b2949d | 2010-02-05 17:54:41 +0000 | [diff] [blame] | 70 | // FIXME: TemplateTypeParmType |
| 71 | // FIXME: SubstTemplateTypeParmType |
Douglas Gregor | d5dc83a | 2010-12-01 01:36:18 +0000 | [diff] [blame] | 72 | QualType VisitTemplateSpecializationType(TemplateSpecializationType *T); |
Abramo Bagnara | 465d41b | 2010-05-11 21:36:43 +0000 | [diff] [blame] | 73 | QualType VisitElaboratedType(ElaboratedType *T); |
Douglas Gregor | 4714c12 | 2010-03-31 17:34:00 +0000 | [diff] [blame] | 74 | // FIXME: DependentNameType |
John McCall | 3350095 | 2010-06-11 00:33:02 +0000 | [diff] [blame] | 75 | // FIXME: DependentTemplateSpecializationType |
Douglas Gregor | 1b2949d | 2010-02-05 17:54:41 +0000 | [diff] [blame] | 76 | QualType VisitObjCInterfaceType(ObjCInterfaceType *T); |
John McCall | c12c5bb | 2010-05-15 11:32:37 +0000 | [diff] [blame] | 77 | QualType VisitObjCObjectType(ObjCObjectType *T); |
Douglas Gregor | 1b2949d | 2010-02-05 17:54:41 +0000 | [diff] [blame] | 78 | QualType VisitObjCObjectPointerType(ObjCObjectPointerType *T); |
Douglas Gregor | 089459a | 2010-02-08 21:09:39 +0000 | [diff] [blame] | 79 | |
| 80 | // Importing declarations |
Douglas Gregor | a404ea6 | 2010-02-10 19:54:31 +0000 | [diff] [blame] | 81 | bool ImportDeclParts(NamedDecl *D, DeclContext *&DC, |
| 82 | DeclContext *&LexicalDC, DeclarationName &Name, |
Douglas Gregor | 788c62d | 2010-02-21 18:26:36 +0000 | [diff] [blame] | 83 | SourceLocation &Loc); |
Abramo Bagnara | 2577743 | 2010-08-11 22:01:17 +0000 | [diff] [blame] | 84 | void ImportDeclarationNameLoc(const DeclarationNameInfo &From, |
| 85 | DeclarationNameInfo& To); |
Douglas Gregor | 083a821 | 2010-02-21 18:24:45 +0000 | [diff] [blame] | 86 | void ImportDeclContext(DeclContext *FromDC); |
Douglas Gregor | d5dc83a | 2010-12-01 01:36:18 +0000 | [diff] [blame] | 87 | bool ImportDefinition(RecordDecl *From, RecordDecl *To); |
Douglas Gregor | 040afae | 2010-11-30 19:14:50 +0000 | [diff] [blame] | 88 | TemplateParameterList *ImportTemplateParameterList( |
| 89 | TemplateParameterList *Params); |
Douglas Gregor | d5dc83a | 2010-12-01 01:36:18 +0000 | [diff] [blame] | 90 | TemplateArgument ImportTemplateArgument(const TemplateArgument &From); |
| 91 | bool ImportTemplateArguments(const TemplateArgument *FromArgs, |
| 92 | unsigned NumFromArgs, |
| 93 | llvm::SmallVectorImpl<TemplateArgument> &ToArgs); |
Douglas Gregor | 96a01b4 | 2010-02-11 00:48:18 +0000 | [diff] [blame] | 94 | bool IsStructuralMatch(RecordDecl *FromRecord, RecordDecl *ToRecord); |
Douglas Gregor | 73dc30b | 2010-02-15 22:01:00 +0000 | [diff] [blame] | 95 | bool IsStructuralMatch(EnumDecl *FromEnum, EnumDecl *ToRecord); |
Douglas Gregor | 040afae | 2010-11-30 19:14:50 +0000 | [diff] [blame] | 96 | bool IsStructuralMatch(ClassTemplateDecl *From, ClassTemplateDecl *To); |
Douglas Gregor | 89cc9d6 | 2010-02-09 22:48:33 +0000 | [diff] [blame] | 97 | Decl *VisitDecl(Decl *D); |
Douglas Gregor | 788c62d | 2010-02-21 18:26:36 +0000 | [diff] [blame] | 98 | Decl *VisitNamespaceDecl(NamespaceDecl *D); |
Douglas Gregor | 9e5d996 | 2010-02-10 21:10:29 +0000 | [diff] [blame] | 99 | Decl *VisitTypedefDecl(TypedefDecl *D); |
Douglas Gregor | 36ead2e | 2010-02-12 22:17:39 +0000 | [diff] [blame] | 100 | Decl *VisitEnumDecl(EnumDecl *D); |
Douglas Gregor | 96a01b4 | 2010-02-11 00:48:18 +0000 | [diff] [blame] | 101 | Decl *VisitRecordDecl(RecordDecl *D); |
Douglas Gregor | 36ead2e | 2010-02-12 22:17:39 +0000 | [diff] [blame] | 102 | Decl *VisitEnumConstantDecl(EnumConstantDecl *D); |
Douglas Gregor | a404ea6 | 2010-02-10 19:54:31 +0000 | [diff] [blame] | 103 | Decl *VisitFunctionDecl(FunctionDecl *D); |
Douglas Gregor | c144f35 | 2010-02-21 18:29:16 +0000 | [diff] [blame] | 104 | Decl *VisitCXXMethodDecl(CXXMethodDecl *D); |
| 105 | Decl *VisitCXXConstructorDecl(CXXConstructorDecl *D); |
| 106 | Decl *VisitCXXDestructorDecl(CXXDestructorDecl *D); |
| 107 | Decl *VisitCXXConversionDecl(CXXConversionDecl *D); |
Douglas Gregor | 96a01b4 | 2010-02-11 00:48:18 +0000 | [diff] [blame] | 108 | Decl *VisitFieldDecl(FieldDecl *D); |
Francois Pichet | 87c2e12 | 2010-11-21 06:08:52 +0000 | [diff] [blame] | 109 | Decl *VisitIndirectFieldDecl(IndirectFieldDecl *D); |
Douglas Gregor | 2e55e3a | 2010-02-17 00:34:30 +0000 | [diff] [blame] | 110 | Decl *VisitObjCIvarDecl(ObjCIvarDecl *D); |
Douglas Gregor | 089459a | 2010-02-08 21:09:39 +0000 | [diff] [blame] | 111 | Decl *VisitVarDecl(VarDecl *D); |
Douglas Gregor | 2cd0093 | 2010-02-17 21:22:52 +0000 | [diff] [blame] | 112 | Decl *VisitImplicitParamDecl(ImplicitParamDecl *D); |
Douglas Gregor | a404ea6 | 2010-02-10 19:54:31 +0000 | [diff] [blame] | 113 | Decl *VisitParmVarDecl(ParmVarDecl *D); |
Douglas Gregor | c3f2d2b | 2010-02-17 02:12:47 +0000 | [diff] [blame] | 114 | Decl *VisitObjCMethodDecl(ObjCMethodDecl *D); |
Douglas Gregor | b4677b6 | 2010-02-18 01:47:50 +0000 | [diff] [blame] | 115 | Decl *VisitObjCCategoryDecl(ObjCCategoryDecl *D); |
Douglas Gregor | 2e2a400 | 2010-02-17 16:12:00 +0000 | [diff] [blame] | 116 | Decl *VisitObjCProtocolDecl(ObjCProtocolDecl *D); |
Douglas Gregor | a12d294 | 2010-02-16 01:20:57 +0000 | [diff] [blame] | 117 | Decl *VisitObjCInterfaceDecl(ObjCInterfaceDecl *D); |
Douglas Gregor | 3daef29 | 2010-12-07 15:32:12 +0000 | [diff] [blame] | 118 | Decl *VisitObjCCategoryImplDecl(ObjCCategoryImplDecl *D); |
Douglas Gregor | dd182ff | 2010-12-07 01:26:03 +0000 | [diff] [blame] | 119 | Decl *VisitObjCImplementationDecl(ObjCImplementationDecl *D); |
Douglas Gregor | e326162 | 2010-02-17 18:02:10 +0000 | [diff] [blame] | 120 | Decl *VisitObjCPropertyDecl(ObjCPropertyDecl *D); |
Douglas Gregor | 954e0c7 | 2010-12-07 18:32:03 +0000 | [diff] [blame] | 121 | Decl *VisitObjCPropertyImplDecl(ObjCPropertyImplDecl *D); |
Douglas Gregor | 2b78502 | 2010-02-18 02:12:22 +0000 | [diff] [blame] | 122 | Decl *VisitObjCForwardProtocolDecl(ObjCForwardProtocolDecl *D); |
Douglas Gregor | a2bc15b | 2010-02-18 02:04:09 +0000 | [diff] [blame] | 123 | Decl *VisitObjCClassDecl(ObjCClassDecl *D); |
Douglas Gregor | 040afae | 2010-11-30 19:14:50 +0000 | [diff] [blame] | 124 | Decl *VisitTemplateTypeParmDecl(TemplateTypeParmDecl *D); |
| 125 | Decl *VisitNonTypeTemplateParmDecl(NonTypeTemplateParmDecl *D); |
| 126 | Decl *VisitTemplateTemplateParmDecl(TemplateTemplateParmDecl *D); |
| 127 | Decl *VisitClassTemplateDecl(ClassTemplateDecl *D); |
Douglas Gregor | d5dc83a | 2010-12-01 01:36:18 +0000 | [diff] [blame] | 128 | Decl *VisitClassTemplateSpecializationDecl( |
| 129 | ClassTemplateSpecializationDecl *D); |
Douglas Gregor | a2bc15b | 2010-02-18 02:04:09 +0000 | [diff] [blame] | 130 | |
Douglas Gregor | 4800d95 | 2010-02-11 19:21:55 +0000 | [diff] [blame] | 131 | // Importing statements |
| 132 | Stmt *VisitStmt(Stmt *S); |
| 133 | |
| 134 | // Importing expressions |
| 135 | Expr *VisitExpr(Expr *E); |
Douglas Gregor | 4408063 | 2010-02-19 01:17:02 +0000 | [diff] [blame] | 136 | Expr *VisitDeclRefExpr(DeclRefExpr *E); |
Douglas Gregor | 4800d95 | 2010-02-11 19:21:55 +0000 | [diff] [blame] | 137 | Expr *VisitIntegerLiteral(IntegerLiteral *E); |
Douglas Gregor | b2e400a | 2010-02-18 02:21:22 +0000 | [diff] [blame] | 138 | Expr *VisitCharacterLiteral(CharacterLiteral *E); |
Douglas Gregor | f638f95 | 2010-02-19 01:07:06 +0000 | [diff] [blame] | 139 | Expr *VisitParenExpr(ParenExpr *E); |
| 140 | Expr *VisitUnaryOperator(UnaryOperator *E); |
Douglas Gregor | bd249a5 | 2010-02-19 01:24:23 +0000 | [diff] [blame] | 141 | Expr *VisitSizeOfAlignOfExpr(SizeOfAlignOfExpr *E); |
Douglas Gregor | f638f95 | 2010-02-19 01:07:06 +0000 | [diff] [blame] | 142 | Expr *VisitBinaryOperator(BinaryOperator *E); |
| 143 | Expr *VisitCompoundAssignOperator(CompoundAssignOperator *E); |
Douglas Gregor | 36ead2e | 2010-02-12 22:17:39 +0000 | [diff] [blame] | 144 | Expr *VisitImplicitCastExpr(ImplicitCastExpr *E); |
Douglas Gregor | 008847a | 2010-02-19 01:32:14 +0000 | [diff] [blame] | 145 | Expr *VisitCStyleCastExpr(CStyleCastExpr *E); |
Douglas Gregor | 1b2949d | 2010-02-05 17:54:41 +0000 | [diff] [blame] | 146 | }; |
| 147 | } |
| 148 | |
| 149 | //---------------------------------------------------------------------------- |
Douglas Gregor | 73dc30b | 2010-02-15 22:01:00 +0000 | [diff] [blame] | 150 | // Structural Equivalence |
| 151 | //---------------------------------------------------------------------------- |
| 152 | |
| 153 | namespace { |
| 154 | struct StructuralEquivalenceContext { |
| 155 | /// \brief AST contexts for which we are checking structural equivalence. |
| 156 | ASTContext &C1, &C2; |
| 157 | |
Douglas Gregor | 73dc30b | 2010-02-15 22:01:00 +0000 | [diff] [blame] | 158 | /// \brief The set of "tentative" equivalences between two canonical |
| 159 | /// declarations, mapping from a declaration in the first context to the |
| 160 | /// declaration in the second context that we believe to be equivalent. |
| 161 | llvm::DenseMap<Decl *, Decl *> TentativeEquivalences; |
| 162 | |
| 163 | /// \brief Queue of declarations in the first context whose equivalence |
| 164 | /// with a declaration in the second context still needs to be verified. |
| 165 | std::deque<Decl *> DeclsToCheck; |
| 166 | |
Douglas Gregor | ea35d11 | 2010-02-15 23:54:17 +0000 | [diff] [blame] | 167 | /// \brief Declaration (from, to) pairs that are known not to be equivalent |
| 168 | /// (which we have already complained about). |
| 169 | llvm::DenseSet<std::pair<Decl *, Decl *> > &NonEquivalentDecls; |
| 170 | |
Douglas Gregor | 73dc30b | 2010-02-15 22:01:00 +0000 | [diff] [blame] | 171 | /// \brief Whether we're being strict about the spelling of types when |
| 172 | /// unifying two types. |
| 173 | bool StrictTypeSpelling; |
| 174 | |
| 175 | StructuralEquivalenceContext(ASTContext &C1, ASTContext &C2, |
Douglas Gregor | ea35d11 | 2010-02-15 23:54:17 +0000 | [diff] [blame] | 176 | llvm::DenseSet<std::pair<Decl *, Decl *> > &NonEquivalentDecls, |
Douglas Gregor | 73dc30b | 2010-02-15 22:01:00 +0000 | [diff] [blame] | 177 | bool StrictTypeSpelling = false) |
Argyrios Kyrtzidis | 33e4e70 | 2010-11-18 20:06:41 +0000 | [diff] [blame] | 178 | : C1(C1), C2(C2), NonEquivalentDecls(NonEquivalentDecls), |
Douglas Gregor | ea35d11 | 2010-02-15 23:54:17 +0000 | [diff] [blame] | 179 | StrictTypeSpelling(StrictTypeSpelling) { } |
Douglas Gregor | 73dc30b | 2010-02-15 22:01:00 +0000 | [diff] [blame] | 180 | |
| 181 | /// \brief Determine whether the two declarations are structurally |
| 182 | /// equivalent. |
| 183 | bool IsStructurallyEquivalent(Decl *D1, Decl *D2); |
| 184 | |
| 185 | /// \brief Determine whether the two types are structurally equivalent. |
| 186 | bool IsStructurallyEquivalent(QualType T1, QualType T2); |
| 187 | |
| 188 | private: |
| 189 | /// \brief Finish checking all of the structural equivalences. |
| 190 | /// |
| 191 | /// \returns true if an error occurred, false otherwise. |
| 192 | bool Finish(); |
| 193 | |
| 194 | public: |
| 195 | DiagnosticBuilder Diag1(SourceLocation Loc, unsigned DiagID) { |
Argyrios Kyrtzidis | 33e4e70 | 2010-11-18 20:06:41 +0000 | [diff] [blame] | 196 | return C1.getDiagnostics().Report(Loc, DiagID); |
Douglas Gregor | 73dc30b | 2010-02-15 22:01:00 +0000 | [diff] [blame] | 197 | } |
| 198 | |
| 199 | DiagnosticBuilder Diag2(SourceLocation Loc, unsigned DiagID) { |
Argyrios Kyrtzidis | 33e4e70 | 2010-11-18 20:06:41 +0000 | [diff] [blame] | 200 | return C2.getDiagnostics().Report(Loc, DiagID); |
Douglas Gregor | 73dc30b | 2010-02-15 22:01:00 +0000 | [diff] [blame] | 201 | } |
| 202 | }; |
| 203 | } |
| 204 | |
| 205 | static bool IsStructurallyEquivalent(StructuralEquivalenceContext &Context, |
| 206 | QualType T1, QualType T2); |
| 207 | static bool IsStructurallyEquivalent(StructuralEquivalenceContext &Context, |
| 208 | Decl *D1, Decl *D2); |
| 209 | |
| 210 | /// \brief Determine if two APInts have the same value, after zero-extending |
| 211 | /// one of them (if needed!) to ensure that the bit-widths match. |
| 212 | static bool IsSameValue(const llvm::APInt &I1, const llvm::APInt &I2) { |
| 213 | if (I1.getBitWidth() == I2.getBitWidth()) |
| 214 | return I1 == I2; |
| 215 | |
| 216 | if (I1.getBitWidth() > I2.getBitWidth()) |
Jay Foad | 9f71a8f | 2010-12-07 08:25:34 +0000 | [diff] [blame] | 217 | return I1 == I2.zext(I1.getBitWidth()); |
Douglas Gregor | 73dc30b | 2010-02-15 22:01:00 +0000 | [diff] [blame] | 218 | |
Jay Foad | 9f71a8f | 2010-12-07 08:25:34 +0000 | [diff] [blame] | 219 | return I1.zext(I2.getBitWidth()) == I2; |
Douglas Gregor | 73dc30b | 2010-02-15 22:01:00 +0000 | [diff] [blame] | 220 | } |
| 221 | |
| 222 | /// \brief Determine if two APSInts have the same value, zero- or sign-extending |
| 223 | /// as needed. |
| 224 | static bool IsSameValue(const llvm::APSInt &I1, const llvm::APSInt &I2) { |
| 225 | if (I1.getBitWidth() == I2.getBitWidth() && I1.isSigned() == I2.isSigned()) |
| 226 | return I1 == I2; |
| 227 | |
| 228 | // Check for a bit-width mismatch. |
| 229 | if (I1.getBitWidth() > I2.getBitWidth()) |
Jay Foad | 9f71a8f | 2010-12-07 08:25:34 +0000 | [diff] [blame] | 230 | return IsSameValue(I1, I2.extend(I1.getBitWidth())); |
Douglas Gregor | 73dc30b | 2010-02-15 22:01:00 +0000 | [diff] [blame] | 231 | else if (I2.getBitWidth() > I1.getBitWidth()) |
Jay Foad | 9f71a8f | 2010-12-07 08:25:34 +0000 | [diff] [blame] | 232 | return IsSameValue(I1.extend(I2.getBitWidth()), I2); |
Douglas Gregor | 73dc30b | 2010-02-15 22:01:00 +0000 | [diff] [blame] | 233 | |
| 234 | // We have a signedness mismatch. Turn the signed value into an unsigned |
| 235 | // value. |
| 236 | if (I1.isSigned()) { |
| 237 | if (I1.isNegative()) |
| 238 | return false; |
| 239 | |
| 240 | return llvm::APSInt(I1, true) == I2; |
| 241 | } |
| 242 | |
| 243 | if (I2.isNegative()) |
| 244 | return false; |
| 245 | |
| 246 | return I1 == llvm::APSInt(I2, true); |
| 247 | } |
| 248 | |
| 249 | /// \brief Determine structural equivalence of two expressions. |
| 250 | static bool IsStructurallyEquivalent(StructuralEquivalenceContext &Context, |
| 251 | Expr *E1, Expr *E2) { |
| 252 | if (!E1 || !E2) |
| 253 | return E1 == E2; |
| 254 | |
| 255 | // FIXME: Actually perform a structural comparison! |
| 256 | return true; |
| 257 | } |
| 258 | |
| 259 | /// \brief Determine whether two identifiers are equivalent. |
| 260 | static bool IsStructurallyEquivalent(const IdentifierInfo *Name1, |
| 261 | const IdentifierInfo *Name2) { |
| 262 | if (!Name1 || !Name2) |
| 263 | return Name1 == Name2; |
| 264 | |
| 265 | return Name1->getName() == Name2->getName(); |
| 266 | } |
| 267 | |
| 268 | /// \brief Determine whether two nested-name-specifiers are equivalent. |
| 269 | static bool IsStructurallyEquivalent(StructuralEquivalenceContext &Context, |
| 270 | NestedNameSpecifier *NNS1, |
| 271 | NestedNameSpecifier *NNS2) { |
| 272 | // FIXME: Implement! |
| 273 | return true; |
| 274 | } |
| 275 | |
| 276 | /// \brief Determine whether two template arguments are equivalent. |
| 277 | static bool IsStructurallyEquivalent(StructuralEquivalenceContext &Context, |
| 278 | const TemplateArgument &Arg1, |
| 279 | const TemplateArgument &Arg2) { |
Douglas Gregor | d5dc83a | 2010-12-01 01:36:18 +0000 | [diff] [blame] | 280 | if (Arg1.getKind() != Arg2.getKind()) |
| 281 | return false; |
| 282 | |
| 283 | switch (Arg1.getKind()) { |
| 284 | case TemplateArgument::Null: |
| 285 | return true; |
| 286 | |
| 287 | case TemplateArgument::Type: |
| 288 | return Context.IsStructurallyEquivalent(Arg1.getAsType(), Arg2.getAsType()); |
| 289 | |
| 290 | case TemplateArgument::Integral: |
| 291 | if (!Context.IsStructurallyEquivalent(Arg1.getIntegralType(), |
| 292 | Arg2.getIntegralType())) |
| 293 | return false; |
| 294 | |
| 295 | return IsSameValue(*Arg1.getAsIntegral(), *Arg2.getAsIntegral()); |
| 296 | |
| 297 | case TemplateArgument::Declaration: |
| 298 | return Context.IsStructurallyEquivalent(Arg1.getAsDecl(), Arg2.getAsDecl()); |
| 299 | |
| 300 | case TemplateArgument::Template: |
| 301 | return IsStructurallyEquivalent(Context, |
| 302 | Arg1.getAsTemplate(), |
| 303 | Arg2.getAsTemplate()); |
| 304 | |
| 305 | case TemplateArgument::Expression: |
| 306 | return IsStructurallyEquivalent(Context, |
| 307 | Arg1.getAsExpr(), Arg2.getAsExpr()); |
| 308 | |
| 309 | case TemplateArgument::Pack: |
| 310 | if (Arg1.pack_size() != Arg2.pack_size()) |
| 311 | return false; |
| 312 | |
| 313 | for (unsigned I = 0, N = Arg1.pack_size(); I != N; ++I) |
| 314 | if (!IsStructurallyEquivalent(Context, |
| 315 | Arg1.pack_begin()[I], |
| 316 | Arg2.pack_begin()[I])) |
| 317 | return false; |
| 318 | |
| 319 | return true; |
| 320 | } |
| 321 | |
| 322 | llvm_unreachable("Invalid template argument kind"); |
Douglas Gregor | 73dc30b | 2010-02-15 22:01:00 +0000 | [diff] [blame] | 323 | return true; |
| 324 | } |
| 325 | |
| 326 | /// \brief Determine structural equivalence for the common part of array |
| 327 | /// types. |
| 328 | static bool IsArrayStructurallyEquivalent(StructuralEquivalenceContext &Context, |
| 329 | const ArrayType *Array1, |
| 330 | const ArrayType *Array2) { |
| 331 | if (!IsStructurallyEquivalent(Context, |
| 332 | Array1->getElementType(), |
| 333 | Array2->getElementType())) |
| 334 | return false; |
| 335 | if (Array1->getSizeModifier() != Array2->getSizeModifier()) |
| 336 | return false; |
| 337 | if (Array1->getIndexTypeQualifiers() != Array2->getIndexTypeQualifiers()) |
| 338 | return false; |
| 339 | |
| 340 | return true; |
| 341 | } |
| 342 | |
| 343 | /// \brief Determine structural equivalence of two types. |
| 344 | static bool IsStructurallyEquivalent(StructuralEquivalenceContext &Context, |
| 345 | QualType T1, QualType T2) { |
| 346 | if (T1.isNull() || T2.isNull()) |
| 347 | return T1.isNull() && T2.isNull(); |
| 348 | |
| 349 | if (!Context.StrictTypeSpelling) { |
| 350 | // We aren't being strict about token-to-token equivalence of types, |
| 351 | // so map down to the canonical type. |
| 352 | T1 = Context.C1.getCanonicalType(T1); |
| 353 | T2 = Context.C2.getCanonicalType(T2); |
| 354 | } |
| 355 | |
| 356 | if (T1.getQualifiers() != T2.getQualifiers()) |
| 357 | return false; |
| 358 | |
Douglas Gregor | ea35d11 | 2010-02-15 23:54:17 +0000 | [diff] [blame] | 359 | Type::TypeClass TC = T1->getTypeClass(); |
Douglas Gregor | 73dc30b | 2010-02-15 22:01:00 +0000 | [diff] [blame] | 360 | |
Douglas Gregor | ea35d11 | 2010-02-15 23:54:17 +0000 | [diff] [blame] | 361 | if (T1->getTypeClass() != T2->getTypeClass()) { |
| 362 | // Compare function types with prototypes vs. without prototypes as if |
| 363 | // both did not have prototypes. |
| 364 | if (T1->getTypeClass() == Type::FunctionProto && |
| 365 | T2->getTypeClass() == Type::FunctionNoProto) |
| 366 | TC = Type::FunctionNoProto; |
| 367 | else if (T1->getTypeClass() == Type::FunctionNoProto && |
| 368 | T2->getTypeClass() == Type::FunctionProto) |
| 369 | TC = Type::FunctionNoProto; |
| 370 | else |
| 371 | return false; |
| 372 | } |
| 373 | |
| 374 | switch (TC) { |
| 375 | case Type::Builtin: |
Douglas Gregor | 73dc30b | 2010-02-15 22:01:00 +0000 | [diff] [blame] | 376 | // FIXME: Deal with Char_S/Char_U. |
| 377 | if (cast<BuiltinType>(T1)->getKind() != cast<BuiltinType>(T2)->getKind()) |
| 378 | return false; |
| 379 | break; |
| 380 | |
| 381 | case Type::Complex: |
| 382 | if (!IsStructurallyEquivalent(Context, |
| 383 | cast<ComplexType>(T1)->getElementType(), |
| 384 | cast<ComplexType>(T2)->getElementType())) |
| 385 | return false; |
| 386 | break; |
| 387 | |
| 388 | case Type::Pointer: |
| 389 | if (!IsStructurallyEquivalent(Context, |
| 390 | cast<PointerType>(T1)->getPointeeType(), |
| 391 | cast<PointerType>(T2)->getPointeeType())) |
| 392 | return false; |
| 393 | break; |
| 394 | |
| 395 | case Type::BlockPointer: |
| 396 | if (!IsStructurallyEquivalent(Context, |
| 397 | cast<BlockPointerType>(T1)->getPointeeType(), |
| 398 | cast<BlockPointerType>(T2)->getPointeeType())) |
| 399 | return false; |
| 400 | break; |
| 401 | |
| 402 | case Type::LValueReference: |
| 403 | case Type::RValueReference: { |
| 404 | const ReferenceType *Ref1 = cast<ReferenceType>(T1); |
| 405 | const ReferenceType *Ref2 = cast<ReferenceType>(T2); |
| 406 | if (Ref1->isSpelledAsLValue() != Ref2->isSpelledAsLValue()) |
| 407 | return false; |
| 408 | if (Ref1->isInnerRef() != Ref2->isInnerRef()) |
| 409 | return false; |
| 410 | if (!IsStructurallyEquivalent(Context, |
| 411 | Ref1->getPointeeTypeAsWritten(), |
| 412 | Ref2->getPointeeTypeAsWritten())) |
| 413 | return false; |
| 414 | break; |
| 415 | } |
| 416 | |
| 417 | case Type::MemberPointer: { |
| 418 | const MemberPointerType *MemPtr1 = cast<MemberPointerType>(T1); |
| 419 | const MemberPointerType *MemPtr2 = cast<MemberPointerType>(T2); |
| 420 | if (!IsStructurallyEquivalent(Context, |
| 421 | MemPtr1->getPointeeType(), |
| 422 | MemPtr2->getPointeeType())) |
| 423 | return false; |
| 424 | if (!IsStructurallyEquivalent(Context, |
| 425 | QualType(MemPtr1->getClass(), 0), |
| 426 | QualType(MemPtr2->getClass(), 0))) |
| 427 | return false; |
| 428 | break; |
| 429 | } |
| 430 | |
| 431 | case Type::ConstantArray: { |
| 432 | const ConstantArrayType *Array1 = cast<ConstantArrayType>(T1); |
| 433 | const ConstantArrayType *Array2 = cast<ConstantArrayType>(T2); |
| 434 | if (!IsSameValue(Array1->getSize(), Array2->getSize())) |
| 435 | return false; |
| 436 | |
| 437 | if (!IsArrayStructurallyEquivalent(Context, Array1, Array2)) |
| 438 | return false; |
| 439 | break; |
| 440 | } |
| 441 | |
| 442 | case Type::IncompleteArray: |
| 443 | if (!IsArrayStructurallyEquivalent(Context, |
| 444 | cast<ArrayType>(T1), |
| 445 | cast<ArrayType>(T2))) |
| 446 | return false; |
| 447 | break; |
| 448 | |
| 449 | case Type::VariableArray: { |
| 450 | const VariableArrayType *Array1 = cast<VariableArrayType>(T1); |
| 451 | const VariableArrayType *Array2 = cast<VariableArrayType>(T2); |
| 452 | if (!IsStructurallyEquivalent(Context, |
| 453 | Array1->getSizeExpr(), Array2->getSizeExpr())) |
| 454 | return false; |
| 455 | |
| 456 | if (!IsArrayStructurallyEquivalent(Context, Array1, Array2)) |
| 457 | return false; |
| 458 | |
| 459 | break; |
| 460 | } |
| 461 | |
| 462 | case Type::DependentSizedArray: { |
| 463 | const DependentSizedArrayType *Array1 = cast<DependentSizedArrayType>(T1); |
| 464 | const DependentSizedArrayType *Array2 = cast<DependentSizedArrayType>(T2); |
| 465 | if (!IsStructurallyEquivalent(Context, |
| 466 | Array1->getSizeExpr(), Array2->getSizeExpr())) |
| 467 | return false; |
| 468 | |
| 469 | if (!IsArrayStructurallyEquivalent(Context, Array1, Array2)) |
| 470 | return false; |
| 471 | |
| 472 | break; |
| 473 | } |
| 474 | |
| 475 | case Type::DependentSizedExtVector: { |
| 476 | const DependentSizedExtVectorType *Vec1 |
| 477 | = cast<DependentSizedExtVectorType>(T1); |
| 478 | const DependentSizedExtVectorType *Vec2 |
| 479 | = cast<DependentSizedExtVectorType>(T2); |
| 480 | if (!IsStructurallyEquivalent(Context, |
| 481 | Vec1->getSizeExpr(), Vec2->getSizeExpr())) |
| 482 | return false; |
| 483 | if (!IsStructurallyEquivalent(Context, |
| 484 | Vec1->getElementType(), |
| 485 | Vec2->getElementType())) |
| 486 | return false; |
| 487 | break; |
| 488 | } |
| 489 | |
| 490 | case Type::Vector: |
| 491 | case Type::ExtVector: { |
| 492 | const VectorType *Vec1 = cast<VectorType>(T1); |
| 493 | const VectorType *Vec2 = cast<VectorType>(T2); |
| 494 | if (!IsStructurallyEquivalent(Context, |
| 495 | Vec1->getElementType(), |
| 496 | Vec2->getElementType())) |
| 497 | return false; |
| 498 | if (Vec1->getNumElements() != Vec2->getNumElements()) |
| 499 | return false; |
Bob Wilson | e86d78c | 2010-11-10 21:56:12 +0000 | [diff] [blame] | 500 | if (Vec1->getVectorKind() != Vec2->getVectorKind()) |
Douglas Gregor | 73dc30b | 2010-02-15 22:01:00 +0000 | [diff] [blame] | 501 | return false; |
Douglas Gregor | 0e12b44 | 2010-02-19 01:36:36 +0000 | [diff] [blame] | 502 | break; |
Douglas Gregor | 73dc30b | 2010-02-15 22:01:00 +0000 | [diff] [blame] | 503 | } |
| 504 | |
| 505 | case Type::FunctionProto: { |
| 506 | const FunctionProtoType *Proto1 = cast<FunctionProtoType>(T1); |
| 507 | const FunctionProtoType *Proto2 = cast<FunctionProtoType>(T2); |
| 508 | if (Proto1->getNumArgs() != Proto2->getNumArgs()) |
| 509 | return false; |
| 510 | for (unsigned I = 0, N = Proto1->getNumArgs(); I != N; ++I) { |
| 511 | if (!IsStructurallyEquivalent(Context, |
| 512 | Proto1->getArgType(I), |
| 513 | Proto2->getArgType(I))) |
| 514 | return false; |
| 515 | } |
| 516 | if (Proto1->isVariadic() != Proto2->isVariadic()) |
| 517 | return false; |
| 518 | if (Proto1->hasExceptionSpec() != Proto2->hasExceptionSpec()) |
| 519 | return false; |
| 520 | if (Proto1->hasAnyExceptionSpec() != Proto2->hasAnyExceptionSpec()) |
| 521 | return false; |
| 522 | if (Proto1->getNumExceptions() != Proto2->getNumExceptions()) |
| 523 | return false; |
| 524 | for (unsigned I = 0, N = Proto1->getNumExceptions(); I != N; ++I) { |
| 525 | if (!IsStructurallyEquivalent(Context, |
| 526 | Proto1->getExceptionType(I), |
| 527 | Proto2->getExceptionType(I))) |
| 528 | return false; |
| 529 | } |
| 530 | if (Proto1->getTypeQuals() != Proto2->getTypeQuals()) |
| 531 | return false; |
| 532 | |
| 533 | // Fall through to check the bits common with FunctionNoProtoType. |
| 534 | } |
| 535 | |
| 536 | case Type::FunctionNoProto: { |
| 537 | const FunctionType *Function1 = cast<FunctionType>(T1); |
| 538 | const FunctionType *Function2 = cast<FunctionType>(T2); |
| 539 | if (!IsStructurallyEquivalent(Context, |
| 540 | Function1->getResultType(), |
| 541 | Function2->getResultType())) |
| 542 | return false; |
Rafael Espindola | 264ba48 | 2010-03-30 20:24:48 +0000 | [diff] [blame] | 543 | if (Function1->getExtInfo() != Function2->getExtInfo()) |
| 544 | return false; |
Douglas Gregor | 73dc30b | 2010-02-15 22:01:00 +0000 | [diff] [blame] | 545 | break; |
| 546 | } |
| 547 | |
| 548 | case Type::UnresolvedUsing: |
| 549 | if (!IsStructurallyEquivalent(Context, |
| 550 | cast<UnresolvedUsingType>(T1)->getDecl(), |
| 551 | cast<UnresolvedUsingType>(T2)->getDecl())) |
| 552 | return false; |
| 553 | |
| 554 | break; |
| 555 | |
Abramo Bagnara | 075f8f1 | 2010-12-10 16:29:40 +0000 | [diff] [blame^] | 556 | case Type::Paren: |
| 557 | if (!IsStructurallyEquivalent(Context, |
| 558 | cast<ParenType>(T1)->getInnerType(), |
| 559 | cast<ParenType>(T2)->getInnerType())) |
| 560 | return false; |
| 561 | break; |
| 562 | |
Douglas Gregor | 73dc30b | 2010-02-15 22:01:00 +0000 | [diff] [blame] | 563 | case Type::Typedef: |
| 564 | if (!IsStructurallyEquivalent(Context, |
| 565 | cast<TypedefType>(T1)->getDecl(), |
| 566 | cast<TypedefType>(T2)->getDecl())) |
| 567 | return false; |
| 568 | break; |
| 569 | |
| 570 | case Type::TypeOfExpr: |
| 571 | if (!IsStructurallyEquivalent(Context, |
| 572 | cast<TypeOfExprType>(T1)->getUnderlyingExpr(), |
| 573 | cast<TypeOfExprType>(T2)->getUnderlyingExpr())) |
| 574 | return false; |
| 575 | break; |
| 576 | |
| 577 | case Type::TypeOf: |
| 578 | if (!IsStructurallyEquivalent(Context, |
| 579 | cast<TypeOfType>(T1)->getUnderlyingType(), |
| 580 | cast<TypeOfType>(T2)->getUnderlyingType())) |
| 581 | return false; |
| 582 | break; |
| 583 | |
| 584 | case Type::Decltype: |
| 585 | if (!IsStructurallyEquivalent(Context, |
| 586 | cast<DecltypeType>(T1)->getUnderlyingExpr(), |
| 587 | cast<DecltypeType>(T2)->getUnderlyingExpr())) |
| 588 | return false; |
| 589 | break; |
| 590 | |
| 591 | case Type::Record: |
| 592 | case Type::Enum: |
| 593 | if (!IsStructurallyEquivalent(Context, |
| 594 | cast<TagType>(T1)->getDecl(), |
| 595 | cast<TagType>(T2)->getDecl())) |
| 596 | return false; |
| 597 | break; |
Abramo Bagnara | 465d41b | 2010-05-11 21:36:43 +0000 | [diff] [blame] | 598 | |
Douglas Gregor | 73dc30b | 2010-02-15 22:01:00 +0000 | [diff] [blame] | 599 | case Type::TemplateTypeParm: { |
| 600 | const TemplateTypeParmType *Parm1 = cast<TemplateTypeParmType>(T1); |
| 601 | const TemplateTypeParmType *Parm2 = cast<TemplateTypeParmType>(T2); |
| 602 | if (Parm1->getDepth() != Parm2->getDepth()) |
| 603 | return false; |
| 604 | if (Parm1->getIndex() != Parm2->getIndex()) |
| 605 | return false; |
| 606 | if (Parm1->isParameterPack() != Parm2->isParameterPack()) |
| 607 | return false; |
| 608 | |
| 609 | // Names of template type parameters are never significant. |
| 610 | break; |
| 611 | } |
| 612 | |
| 613 | case Type::SubstTemplateTypeParm: { |
| 614 | const SubstTemplateTypeParmType *Subst1 |
| 615 | = cast<SubstTemplateTypeParmType>(T1); |
| 616 | const SubstTemplateTypeParmType *Subst2 |
| 617 | = cast<SubstTemplateTypeParmType>(T2); |
| 618 | if (!IsStructurallyEquivalent(Context, |
| 619 | QualType(Subst1->getReplacedParameter(), 0), |
| 620 | QualType(Subst2->getReplacedParameter(), 0))) |
| 621 | return false; |
| 622 | if (!IsStructurallyEquivalent(Context, |
| 623 | Subst1->getReplacementType(), |
| 624 | Subst2->getReplacementType())) |
| 625 | return false; |
| 626 | break; |
| 627 | } |
| 628 | |
| 629 | case Type::TemplateSpecialization: { |
| 630 | const TemplateSpecializationType *Spec1 |
| 631 | = cast<TemplateSpecializationType>(T1); |
| 632 | const TemplateSpecializationType *Spec2 |
| 633 | = cast<TemplateSpecializationType>(T2); |
| 634 | if (!IsStructurallyEquivalent(Context, |
| 635 | Spec1->getTemplateName(), |
| 636 | Spec2->getTemplateName())) |
| 637 | return false; |
| 638 | if (Spec1->getNumArgs() != Spec2->getNumArgs()) |
| 639 | return false; |
| 640 | for (unsigned I = 0, N = Spec1->getNumArgs(); I != N; ++I) { |
| 641 | if (!IsStructurallyEquivalent(Context, |
| 642 | Spec1->getArg(I), Spec2->getArg(I))) |
| 643 | return false; |
| 644 | } |
| 645 | break; |
| 646 | } |
| 647 | |
Abramo Bagnara | 465d41b | 2010-05-11 21:36:43 +0000 | [diff] [blame] | 648 | case Type::Elaborated: { |
| 649 | const ElaboratedType *Elab1 = cast<ElaboratedType>(T1); |
| 650 | const ElaboratedType *Elab2 = cast<ElaboratedType>(T2); |
| 651 | // CHECKME: what if a keyword is ETK_None or ETK_typename ? |
| 652 | if (Elab1->getKeyword() != Elab2->getKeyword()) |
| 653 | return false; |
Douglas Gregor | 73dc30b | 2010-02-15 22:01:00 +0000 | [diff] [blame] | 654 | if (!IsStructurallyEquivalent(Context, |
Abramo Bagnara | 465d41b | 2010-05-11 21:36:43 +0000 | [diff] [blame] | 655 | Elab1->getQualifier(), |
| 656 | Elab2->getQualifier())) |
Douglas Gregor | 73dc30b | 2010-02-15 22:01:00 +0000 | [diff] [blame] | 657 | return false; |
| 658 | if (!IsStructurallyEquivalent(Context, |
Abramo Bagnara | 465d41b | 2010-05-11 21:36:43 +0000 | [diff] [blame] | 659 | Elab1->getNamedType(), |
| 660 | Elab2->getNamedType())) |
Douglas Gregor | 73dc30b | 2010-02-15 22:01:00 +0000 | [diff] [blame] | 661 | return false; |
| 662 | break; |
| 663 | } |
| 664 | |
John McCall | 3cb0ebd | 2010-03-10 03:28:59 +0000 | [diff] [blame] | 665 | case Type::InjectedClassName: { |
| 666 | const InjectedClassNameType *Inj1 = cast<InjectedClassNameType>(T1); |
| 667 | const InjectedClassNameType *Inj2 = cast<InjectedClassNameType>(T2); |
| 668 | if (!IsStructurallyEquivalent(Context, |
John McCall | 31f17ec | 2010-04-27 00:57:59 +0000 | [diff] [blame] | 669 | Inj1->getInjectedSpecializationType(), |
| 670 | Inj2->getInjectedSpecializationType())) |
John McCall | 3cb0ebd | 2010-03-10 03:28:59 +0000 | [diff] [blame] | 671 | return false; |
| 672 | break; |
| 673 | } |
| 674 | |
Douglas Gregor | 4714c12 | 2010-03-31 17:34:00 +0000 | [diff] [blame] | 675 | case Type::DependentName: { |
| 676 | const DependentNameType *Typename1 = cast<DependentNameType>(T1); |
| 677 | const DependentNameType *Typename2 = cast<DependentNameType>(T2); |
Douglas Gregor | 73dc30b | 2010-02-15 22:01:00 +0000 | [diff] [blame] | 678 | if (!IsStructurallyEquivalent(Context, |
| 679 | Typename1->getQualifier(), |
| 680 | Typename2->getQualifier())) |
| 681 | return false; |
| 682 | if (!IsStructurallyEquivalent(Typename1->getIdentifier(), |
| 683 | Typename2->getIdentifier())) |
| 684 | return false; |
Douglas Gregor | 73dc30b | 2010-02-15 22:01:00 +0000 | [diff] [blame] | 685 | |
| 686 | break; |
| 687 | } |
| 688 | |
John McCall | 3350095 | 2010-06-11 00:33:02 +0000 | [diff] [blame] | 689 | case Type::DependentTemplateSpecialization: { |
| 690 | const DependentTemplateSpecializationType *Spec1 = |
| 691 | cast<DependentTemplateSpecializationType>(T1); |
| 692 | const DependentTemplateSpecializationType *Spec2 = |
| 693 | cast<DependentTemplateSpecializationType>(T2); |
| 694 | if (!IsStructurallyEquivalent(Context, |
| 695 | Spec1->getQualifier(), |
| 696 | Spec2->getQualifier())) |
| 697 | return false; |
| 698 | if (!IsStructurallyEquivalent(Spec1->getIdentifier(), |
| 699 | Spec2->getIdentifier())) |
| 700 | return false; |
| 701 | if (Spec1->getNumArgs() != Spec2->getNumArgs()) |
| 702 | return false; |
| 703 | for (unsigned I = 0, N = Spec1->getNumArgs(); I != N; ++I) { |
| 704 | if (!IsStructurallyEquivalent(Context, |
| 705 | Spec1->getArg(I), Spec2->getArg(I))) |
| 706 | return false; |
| 707 | } |
| 708 | break; |
| 709 | } |
| 710 | |
Douglas Gregor | 73dc30b | 2010-02-15 22:01:00 +0000 | [diff] [blame] | 711 | case Type::ObjCInterface: { |
| 712 | const ObjCInterfaceType *Iface1 = cast<ObjCInterfaceType>(T1); |
| 713 | const ObjCInterfaceType *Iface2 = cast<ObjCInterfaceType>(T2); |
| 714 | if (!IsStructurallyEquivalent(Context, |
| 715 | Iface1->getDecl(), Iface2->getDecl())) |
| 716 | return false; |
John McCall | c12c5bb | 2010-05-15 11:32:37 +0000 | [diff] [blame] | 717 | break; |
| 718 | } |
| 719 | |
| 720 | case Type::ObjCObject: { |
| 721 | const ObjCObjectType *Obj1 = cast<ObjCObjectType>(T1); |
| 722 | const ObjCObjectType *Obj2 = cast<ObjCObjectType>(T2); |
| 723 | if (!IsStructurallyEquivalent(Context, |
| 724 | Obj1->getBaseType(), |
| 725 | Obj2->getBaseType())) |
Douglas Gregor | 73dc30b | 2010-02-15 22:01:00 +0000 | [diff] [blame] | 726 | return false; |
John McCall | c12c5bb | 2010-05-15 11:32:37 +0000 | [diff] [blame] | 727 | if (Obj1->getNumProtocols() != Obj2->getNumProtocols()) |
| 728 | return false; |
| 729 | for (unsigned I = 0, N = Obj1->getNumProtocols(); I != N; ++I) { |
Douglas Gregor | 73dc30b | 2010-02-15 22:01:00 +0000 | [diff] [blame] | 730 | if (!IsStructurallyEquivalent(Context, |
John McCall | c12c5bb | 2010-05-15 11:32:37 +0000 | [diff] [blame] | 731 | Obj1->getProtocol(I), |
| 732 | Obj2->getProtocol(I))) |
Douglas Gregor | 73dc30b | 2010-02-15 22:01:00 +0000 | [diff] [blame] | 733 | return false; |
| 734 | } |
| 735 | break; |
| 736 | } |
| 737 | |
| 738 | case Type::ObjCObjectPointer: { |
| 739 | const ObjCObjectPointerType *Ptr1 = cast<ObjCObjectPointerType>(T1); |
| 740 | const ObjCObjectPointerType *Ptr2 = cast<ObjCObjectPointerType>(T2); |
| 741 | if (!IsStructurallyEquivalent(Context, |
| 742 | Ptr1->getPointeeType(), |
| 743 | Ptr2->getPointeeType())) |
| 744 | return false; |
Douglas Gregor | 73dc30b | 2010-02-15 22:01:00 +0000 | [diff] [blame] | 745 | break; |
| 746 | } |
| 747 | |
| 748 | } // end switch |
| 749 | |
| 750 | return true; |
| 751 | } |
| 752 | |
| 753 | /// \brief Determine structural equivalence of two records. |
| 754 | static bool IsStructurallyEquivalent(StructuralEquivalenceContext &Context, |
| 755 | RecordDecl *D1, RecordDecl *D2) { |
| 756 | if (D1->isUnion() != D2->isUnion()) { |
| 757 | Context.Diag2(D2->getLocation(), diag::warn_odr_tag_type_inconsistent) |
| 758 | << Context.C2.getTypeDeclType(D2); |
| 759 | Context.Diag1(D1->getLocation(), diag::note_odr_tag_kind_here) |
| 760 | << D1->getDeclName() << (unsigned)D1->getTagKind(); |
| 761 | return false; |
| 762 | } |
| 763 | |
Douglas Gregor | d5dc83a | 2010-12-01 01:36:18 +0000 | [diff] [blame] | 764 | // If both declarations are class template specializations, we know |
| 765 | // the ODR applies, so check the template and template arguments. |
| 766 | ClassTemplateSpecializationDecl *Spec1 |
| 767 | = dyn_cast<ClassTemplateSpecializationDecl>(D1); |
| 768 | ClassTemplateSpecializationDecl *Spec2 |
| 769 | = dyn_cast<ClassTemplateSpecializationDecl>(D2); |
| 770 | if (Spec1 && Spec2) { |
| 771 | // Check that the specialized templates are the same. |
| 772 | if (!IsStructurallyEquivalent(Context, Spec1->getSpecializedTemplate(), |
| 773 | Spec2->getSpecializedTemplate())) |
| 774 | return false; |
| 775 | |
| 776 | // Check that the template arguments are the same. |
| 777 | if (Spec1->getTemplateArgs().size() != Spec2->getTemplateArgs().size()) |
| 778 | return false; |
| 779 | |
| 780 | for (unsigned I = 0, N = Spec1->getTemplateArgs().size(); I != N; ++I) |
| 781 | if (!IsStructurallyEquivalent(Context, |
| 782 | Spec1->getTemplateArgs().get(I), |
| 783 | Spec2->getTemplateArgs().get(I))) |
| 784 | return false; |
| 785 | } |
| 786 | // If one is a class template specialization and the other is not, these |
| 787 | // structures are diferent. |
| 788 | else if (Spec1 || Spec2) |
| 789 | return false; |
| 790 | |
Douglas Gregor | ea35d11 | 2010-02-15 23:54:17 +0000 | [diff] [blame] | 791 | // Compare the definitions of these two records. If either or both are |
| 792 | // incomplete, we assume that they are equivalent. |
| 793 | D1 = D1->getDefinition(); |
| 794 | D2 = D2->getDefinition(); |
| 795 | if (!D1 || !D2) |
| 796 | return true; |
| 797 | |
Douglas Gregor | 73dc30b | 2010-02-15 22:01:00 +0000 | [diff] [blame] | 798 | if (CXXRecordDecl *D1CXX = dyn_cast<CXXRecordDecl>(D1)) { |
| 799 | if (CXXRecordDecl *D2CXX = dyn_cast<CXXRecordDecl>(D2)) { |
| 800 | if (D1CXX->getNumBases() != D2CXX->getNumBases()) { |
| 801 | Context.Diag2(D2->getLocation(), diag::warn_odr_tag_type_inconsistent) |
Douglas Gregor | 040afae | 2010-11-30 19:14:50 +0000 | [diff] [blame] | 802 | << Context.C2.getTypeDeclType(D2); |
Douglas Gregor | 73dc30b | 2010-02-15 22:01:00 +0000 | [diff] [blame] | 803 | Context.Diag2(D2->getLocation(), diag::note_odr_number_of_bases) |
Douglas Gregor | 040afae | 2010-11-30 19:14:50 +0000 | [diff] [blame] | 804 | << D2CXX->getNumBases(); |
Douglas Gregor | 73dc30b | 2010-02-15 22:01:00 +0000 | [diff] [blame] | 805 | Context.Diag1(D1->getLocation(), diag::note_odr_number_of_bases) |
Douglas Gregor | 040afae | 2010-11-30 19:14:50 +0000 | [diff] [blame] | 806 | << D1CXX->getNumBases(); |
Douglas Gregor | 73dc30b | 2010-02-15 22:01:00 +0000 | [diff] [blame] | 807 | return false; |
| 808 | } |
| 809 | |
| 810 | // Check the base classes. |
| 811 | for (CXXRecordDecl::base_class_iterator Base1 = D1CXX->bases_begin(), |
| 812 | BaseEnd1 = D1CXX->bases_end(), |
| 813 | Base2 = D2CXX->bases_begin(); |
| 814 | Base1 != BaseEnd1; |
| 815 | ++Base1, ++Base2) { |
| 816 | if (!IsStructurallyEquivalent(Context, |
| 817 | Base1->getType(), Base2->getType())) { |
| 818 | Context.Diag2(D2->getLocation(), diag::warn_odr_tag_type_inconsistent) |
| 819 | << Context.C2.getTypeDeclType(D2); |
| 820 | Context.Diag2(Base2->getSourceRange().getBegin(), diag::note_odr_base) |
| 821 | << Base2->getType() |
| 822 | << Base2->getSourceRange(); |
| 823 | Context.Diag1(Base1->getSourceRange().getBegin(), diag::note_odr_base) |
| 824 | << Base1->getType() |
| 825 | << Base1->getSourceRange(); |
| 826 | return false; |
| 827 | } |
| 828 | |
| 829 | // Check virtual vs. non-virtual inheritance mismatch. |
| 830 | if (Base1->isVirtual() != Base2->isVirtual()) { |
| 831 | Context.Diag2(D2->getLocation(), diag::warn_odr_tag_type_inconsistent) |
| 832 | << Context.C2.getTypeDeclType(D2); |
| 833 | Context.Diag2(Base2->getSourceRange().getBegin(), |
| 834 | diag::note_odr_virtual_base) |
| 835 | << Base2->isVirtual() << Base2->getSourceRange(); |
| 836 | Context.Diag1(Base1->getSourceRange().getBegin(), diag::note_odr_base) |
| 837 | << Base1->isVirtual() |
| 838 | << Base1->getSourceRange(); |
| 839 | return false; |
| 840 | } |
| 841 | } |
| 842 | } else if (D1CXX->getNumBases() > 0) { |
| 843 | Context.Diag2(D2->getLocation(), diag::warn_odr_tag_type_inconsistent) |
| 844 | << Context.C2.getTypeDeclType(D2); |
| 845 | const CXXBaseSpecifier *Base1 = D1CXX->bases_begin(); |
| 846 | Context.Diag1(Base1->getSourceRange().getBegin(), diag::note_odr_base) |
| 847 | << Base1->getType() |
| 848 | << Base1->getSourceRange(); |
| 849 | Context.Diag2(D2->getLocation(), diag::note_odr_missing_base); |
| 850 | return false; |
| 851 | } |
| 852 | } |
| 853 | |
| 854 | // Check the fields for consistency. |
| 855 | CXXRecordDecl::field_iterator Field2 = D2->field_begin(), |
| 856 | Field2End = D2->field_end(); |
| 857 | for (CXXRecordDecl::field_iterator Field1 = D1->field_begin(), |
| 858 | Field1End = D1->field_end(); |
| 859 | Field1 != Field1End; |
| 860 | ++Field1, ++Field2) { |
| 861 | if (Field2 == Field2End) { |
| 862 | Context.Diag2(D2->getLocation(), diag::warn_odr_tag_type_inconsistent) |
| 863 | << Context.C2.getTypeDeclType(D2); |
| 864 | Context.Diag1(Field1->getLocation(), diag::note_odr_field) |
| 865 | << Field1->getDeclName() << Field1->getType(); |
| 866 | Context.Diag2(D2->getLocation(), diag::note_odr_missing_field); |
| 867 | return false; |
| 868 | } |
| 869 | |
| 870 | if (!IsStructurallyEquivalent(Context, |
| 871 | Field1->getType(), Field2->getType())) { |
| 872 | Context.Diag2(D2->getLocation(), diag::warn_odr_tag_type_inconsistent) |
| 873 | << Context.C2.getTypeDeclType(D2); |
| 874 | Context.Diag2(Field2->getLocation(), diag::note_odr_field) |
| 875 | << Field2->getDeclName() << Field2->getType(); |
| 876 | Context.Diag1(Field1->getLocation(), diag::note_odr_field) |
| 877 | << Field1->getDeclName() << Field1->getType(); |
| 878 | return false; |
| 879 | } |
| 880 | |
| 881 | if (Field1->isBitField() != Field2->isBitField()) { |
| 882 | Context.Diag2(D2->getLocation(), diag::warn_odr_tag_type_inconsistent) |
| 883 | << Context.C2.getTypeDeclType(D2); |
| 884 | if (Field1->isBitField()) { |
| 885 | llvm::APSInt Bits; |
| 886 | Field1->getBitWidth()->isIntegerConstantExpr(Bits, Context.C1); |
| 887 | Context.Diag1(Field1->getLocation(), diag::note_odr_bit_field) |
| 888 | << Field1->getDeclName() << Field1->getType() |
| 889 | << Bits.toString(10, false); |
| 890 | Context.Diag2(Field2->getLocation(), diag::note_odr_not_bit_field) |
| 891 | << Field2->getDeclName(); |
| 892 | } else { |
| 893 | llvm::APSInt Bits; |
| 894 | Field2->getBitWidth()->isIntegerConstantExpr(Bits, Context.C2); |
| 895 | Context.Diag2(Field2->getLocation(), diag::note_odr_bit_field) |
| 896 | << Field2->getDeclName() << Field2->getType() |
| 897 | << Bits.toString(10, false); |
| 898 | Context.Diag1(Field1->getLocation(), |
| 899 | diag::note_odr_not_bit_field) |
| 900 | << Field1->getDeclName(); |
| 901 | } |
| 902 | return false; |
| 903 | } |
| 904 | |
| 905 | if (Field1->isBitField()) { |
| 906 | // Make sure that the bit-fields are the same length. |
| 907 | llvm::APSInt Bits1, Bits2; |
| 908 | if (!Field1->getBitWidth()->isIntegerConstantExpr(Bits1, Context.C1)) |
| 909 | return false; |
| 910 | if (!Field2->getBitWidth()->isIntegerConstantExpr(Bits2, Context.C2)) |
| 911 | return false; |
| 912 | |
| 913 | if (!IsSameValue(Bits1, Bits2)) { |
| 914 | Context.Diag2(D2->getLocation(), diag::warn_odr_tag_type_inconsistent) |
| 915 | << Context.C2.getTypeDeclType(D2); |
| 916 | Context.Diag2(Field2->getLocation(), diag::note_odr_bit_field) |
| 917 | << Field2->getDeclName() << Field2->getType() |
| 918 | << Bits2.toString(10, false); |
| 919 | Context.Diag1(Field1->getLocation(), diag::note_odr_bit_field) |
| 920 | << Field1->getDeclName() << Field1->getType() |
| 921 | << Bits1.toString(10, false); |
| 922 | return false; |
| 923 | } |
| 924 | } |
| 925 | } |
| 926 | |
| 927 | if (Field2 != Field2End) { |
| 928 | Context.Diag2(D2->getLocation(), diag::warn_odr_tag_type_inconsistent) |
| 929 | << Context.C2.getTypeDeclType(D2); |
| 930 | Context.Diag2(Field2->getLocation(), diag::note_odr_field) |
| 931 | << Field2->getDeclName() << Field2->getType(); |
| 932 | Context.Diag1(D1->getLocation(), diag::note_odr_missing_field); |
| 933 | return false; |
| 934 | } |
| 935 | |
| 936 | return true; |
| 937 | } |
| 938 | |
| 939 | /// \brief Determine structural equivalence of two enums. |
| 940 | static bool IsStructurallyEquivalent(StructuralEquivalenceContext &Context, |
| 941 | EnumDecl *D1, EnumDecl *D2) { |
| 942 | EnumDecl::enumerator_iterator EC2 = D2->enumerator_begin(), |
| 943 | EC2End = D2->enumerator_end(); |
| 944 | for (EnumDecl::enumerator_iterator EC1 = D1->enumerator_begin(), |
| 945 | EC1End = D1->enumerator_end(); |
| 946 | EC1 != EC1End; ++EC1, ++EC2) { |
| 947 | if (EC2 == EC2End) { |
| 948 | Context.Diag2(D2->getLocation(), diag::warn_odr_tag_type_inconsistent) |
| 949 | << Context.C2.getTypeDeclType(D2); |
| 950 | Context.Diag1(EC1->getLocation(), diag::note_odr_enumerator) |
| 951 | << EC1->getDeclName() |
| 952 | << EC1->getInitVal().toString(10); |
| 953 | Context.Diag2(D2->getLocation(), diag::note_odr_missing_enumerator); |
| 954 | return false; |
| 955 | } |
| 956 | |
| 957 | llvm::APSInt Val1 = EC1->getInitVal(); |
| 958 | llvm::APSInt Val2 = EC2->getInitVal(); |
| 959 | if (!IsSameValue(Val1, Val2) || |
| 960 | !IsStructurallyEquivalent(EC1->getIdentifier(), EC2->getIdentifier())) { |
| 961 | Context.Diag2(D2->getLocation(), diag::warn_odr_tag_type_inconsistent) |
| 962 | << Context.C2.getTypeDeclType(D2); |
| 963 | Context.Diag2(EC2->getLocation(), diag::note_odr_enumerator) |
| 964 | << EC2->getDeclName() |
| 965 | << EC2->getInitVal().toString(10); |
| 966 | Context.Diag1(EC1->getLocation(), diag::note_odr_enumerator) |
| 967 | << EC1->getDeclName() |
| 968 | << EC1->getInitVal().toString(10); |
| 969 | return false; |
| 970 | } |
| 971 | } |
| 972 | |
| 973 | if (EC2 != EC2End) { |
| 974 | Context.Diag2(D2->getLocation(), diag::warn_odr_tag_type_inconsistent) |
| 975 | << Context.C2.getTypeDeclType(D2); |
| 976 | Context.Diag2(EC2->getLocation(), diag::note_odr_enumerator) |
| 977 | << EC2->getDeclName() |
| 978 | << EC2->getInitVal().toString(10); |
| 979 | Context.Diag1(D1->getLocation(), diag::note_odr_missing_enumerator); |
| 980 | return false; |
| 981 | } |
| 982 | |
| 983 | return true; |
| 984 | } |
Douglas Gregor | 040afae | 2010-11-30 19:14:50 +0000 | [diff] [blame] | 985 | |
| 986 | static bool IsStructurallyEquivalent(StructuralEquivalenceContext &Context, |
| 987 | TemplateParameterList *Params1, |
| 988 | TemplateParameterList *Params2) { |
| 989 | if (Params1->size() != Params2->size()) { |
| 990 | Context.Diag2(Params2->getTemplateLoc(), |
| 991 | diag::err_odr_different_num_template_parameters) |
| 992 | << Params1->size() << Params2->size(); |
| 993 | Context.Diag1(Params1->getTemplateLoc(), |
| 994 | diag::note_odr_template_parameter_list); |
| 995 | return false; |
| 996 | } |
Douglas Gregor | 73dc30b | 2010-02-15 22:01:00 +0000 | [diff] [blame] | 997 | |
Douglas Gregor | 040afae | 2010-11-30 19:14:50 +0000 | [diff] [blame] | 998 | for (unsigned I = 0, N = Params1->size(); I != N; ++I) { |
| 999 | if (Params1->getParam(I)->getKind() != Params2->getParam(I)->getKind()) { |
| 1000 | Context.Diag2(Params2->getParam(I)->getLocation(), |
| 1001 | diag::err_odr_different_template_parameter_kind); |
| 1002 | Context.Diag1(Params1->getParam(I)->getLocation(), |
| 1003 | diag::note_odr_template_parameter_here); |
| 1004 | return false; |
| 1005 | } |
| 1006 | |
| 1007 | if (!Context.IsStructurallyEquivalent(Params1->getParam(I), |
| 1008 | Params2->getParam(I))) { |
| 1009 | |
| 1010 | return false; |
| 1011 | } |
| 1012 | } |
| 1013 | |
| 1014 | return true; |
| 1015 | } |
| 1016 | |
| 1017 | static bool IsStructurallyEquivalent(StructuralEquivalenceContext &Context, |
| 1018 | TemplateTypeParmDecl *D1, |
| 1019 | TemplateTypeParmDecl *D2) { |
| 1020 | if (D1->isParameterPack() != D2->isParameterPack()) { |
| 1021 | Context.Diag2(D2->getLocation(), diag::err_odr_parameter_pack_non_pack) |
| 1022 | << D2->isParameterPack(); |
| 1023 | Context.Diag1(D1->getLocation(), diag::note_odr_parameter_pack_non_pack) |
| 1024 | << D1->isParameterPack(); |
| 1025 | return false; |
| 1026 | } |
| 1027 | |
| 1028 | return true; |
| 1029 | } |
| 1030 | |
| 1031 | static bool IsStructurallyEquivalent(StructuralEquivalenceContext &Context, |
| 1032 | NonTypeTemplateParmDecl *D1, |
| 1033 | NonTypeTemplateParmDecl *D2) { |
| 1034 | // FIXME: Enable once we have variadic templates. |
| 1035 | #if 0 |
| 1036 | if (D1->isParameterPack() != D2->isParameterPack()) { |
| 1037 | Context.Diag2(D2->getLocation(), diag::err_odr_parameter_pack_non_pack) |
| 1038 | << D2->isParameterPack(); |
| 1039 | Context.Diag1(D1->getLocation(), diag::note_odr_parameter_pack_non_pack) |
| 1040 | << D1->isParameterPack(); |
| 1041 | return false; |
| 1042 | } |
| 1043 | #endif |
| 1044 | |
| 1045 | // Check types. |
| 1046 | if (!Context.IsStructurallyEquivalent(D1->getType(), D2->getType())) { |
| 1047 | Context.Diag2(D2->getLocation(), |
| 1048 | diag::err_odr_non_type_parameter_type_inconsistent) |
| 1049 | << D2->getType() << D1->getType(); |
| 1050 | Context.Diag1(D1->getLocation(), diag::note_odr_value_here) |
| 1051 | << D1->getType(); |
| 1052 | return false; |
| 1053 | } |
| 1054 | |
| 1055 | return true; |
| 1056 | } |
| 1057 | |
| 1058 | static bool IsStructurallyEquivalent(StructuralEquivalenceContext &Context, |
| 1059 | TemplateTemplateParmDecl *D1, |
| 1060 | TemplateTemplateParmDecl *D2) { |
| 1061 | // FIXME: Enable once we have variadic templates. |
| 1062 | #if 0 |
| 1063 | if (D1->isParameterPack() != D2->isParameterPack()) { |
| 1064 | Context.Diag2(D2->getLocation(), diag::err_odr_parameter_pack_non_pack) |
| 1065 | << D2->isParameterPack(); |
| 1066 | Context.Diag1(D1->getLocation(), diag::note_odr_parameter_pack_non_pack) |
| 1067 | << D1->isParameterPack(); |
| 1068 | return false; |
| 1069 | } |
| 1070 | #endif |
| 1071 | |
| 1072 | // Check template parameter lists. |
| 1073 | return IsStructurallyEquivalent(Context, D1->getTemplateParameters(), |
| 1074 | D2->getTemplateParameters()); |
| 1075 | } |
| 1076 | |
| 1077 | static bool IsStructurallyEquivalent(StructuralEquivalenceContext &Context, |
| 1078 | ClassTemplateDecl *D1, |
| 1079 | ClassTemplateDecl *D2) { |
| 1080 | // Check template parameters. |
| 1081 | if (!IsStructurallyEquivalent(Context, |
| 1082 | D1->getTemplateParameters(), |
| 1083 | D2->getTemplateParameters())) |
| 1084 | return false; |
| 1085 | |
| 1086 | // Check the templated declaration. |
| 1087 | return Context.IsStructurallyEquivalent(D1->getTemplatedDecl(), |
| 1088 | D2->getTemplatedDecl()); |
| 1089 | } |
| 1090 | |
Douglas Gregor | 73dc30b | 2010-02-15 22:01:00 +0000 | [diff] [blame] | 1091 | /// \brief Determine structural equivalence of two declarations. |
| 1092 | static bool IsStructurallyEquivalent(StructuralEquivalenceContext &Context, |
| 1093 | Decl *D1, Decl *D2) { |
| 1094 | // FIXME: Check for known structural equivalences via a callback of some sort. |
| 1095 | |
Douglas Gregor | ea35d11 | 2010-02-15 23:54:17 +0000 | [diff] [blame] | 1096 | // Check whether we already know that these two declarations are not |
| 1097 | // structurally equivalent. |
| 1098 | if (Context.NonEquivalentDecls.count(std::make_pair(D1->getCanonicalDecl(), |
| 1099 | D2->getCanonicalDecl()))) |
| 1100 | return false; |
| 1101 | |
Douglas Gregor | 73dc30b | 2010-02-15 22:01:00 +0000 | [diff] [blame] | 1102 | // Determine whether we've already produced a tentative equivalence for D1. |
| 1103 | Decl *&EquivToD1 = Context.TentativeEquivalences[D1->getCanonicalDecl()]; |
| 1104 | if (EquivToD1) |
| 1105 | return EquivToD1 == D2->getCanonicalDecl(); |
| 1106 | |
| 1107 | // Produce a tentative equivalence D1 <-> D2, which will be checked later. |
| 1108 | EquivToD1 = D2->getCanonicalDecl(); |
| 1109 | Context.DeclsToCheck.push_back(D1->getCanonicalDecl()); |
| 1110 | return true; |
| 1111 | } |
| 1112 | |
| 1113 | bool StructuralEquivalenceContext::IsStructurallyEquivalent(Decl *D1, |
| 1114 | Decl *D2) { |
| 1115 | if (!::IsStructurallyEquivalent(*this, D1, D2)) |
| 1116 | return false; |
| 1117 | |
| 1118 | return !Finish(); |
| 1119 | } |
| 1120 | |
| 1121 | bool StructuralEquivalenceContext::IsStructurallyEquivalent(QualType T1, |
| 1122 | QualType T2) { |
| 1123 | if (!::IsStructurallyEquivalent(*this, T1, T2)) |
| 1124 | return false; |
| 1125 | |
| 1126 | return !Finish(); |
| 1127 | } |
| 1128 | |
| 1129 | bool StructuralEquivalenceContext::Finish() { |
| 1130 | while (!DeclsToCheck.empty()) { |
| 1131 | // Check the next declaration. |
| 1132 | Decl *D1 = DeclsToCheck.front(); |
| 1133 | DeclsToCheck.pop_front(); |
| 1134 | |
| 1135 | Decl *D2 = TentativeEquivalences[D1]; |
| 1136 | assert(D2 && "Unrecorded tentative equivalence?"); |
| 1137 | |
Douglas Gregor | ea35d11 | 2010-02-15 23:54:17 +0000 | [diff] [blame] | 1138 | bool Equivalent = true; |
| 1139 | |
Douglas Gregor | 73dc30b | 2010-02-15 22:01:00 +0000 | [diff] [blame] | 1140 | // FIXME: Switch on all declaration kinds. For now, we're just going to |
| 1141 | // check the obvious ones. |
| 1142 | if (RecordDecl *Record1 = dyn_cast<RecordDecl>(D1)) { |
| 1143 | if (RecordDecl *Record2 = dyn_cast<RecordDecl>(D2)) { |
| 1144 | // Check for equivalent structure names. |
| 1145 | IdentifierInfo *Name1 = Record1->getIdentifier(); |
| 1146 | if (!Name1 && Record1->getTypedefForAnonDecl()) |
| 1147 | Name1 = Record1->getTypedefForAnonDecl()->getIdentifier(); |
| 1148 | IdentifierInfo *Name2 = Record2->getIdentifier(); |
| 1149 | if (!Name2 && Record2->getTypedefForAnonDecl()) |
| 1150 | Name2 = Record2->getTypedefForAnonDecl()->getIdentifier(); |
Douglas Gregor | ea35d11 | 2010-02-15 23:54:17 +0000 | [diff] [blame] | 1151 | if (!::IsStructurallyEquivalent(Name1, Name2) || |
| 1152 | !::IsStructurallyEquivalent(*this, Record1, Record2)) |
| 1153 | Equivalent = false; |
Douglas Gregor | 73dc30b | 2010-02-15 22:01:00 +0000 | [diff] [blame] | 1154 | } else { |
| 1155 | // Record/non-record mismatch. |
Douglas Gregor | ea35d11 | 2010-02-15 23:54:17 +0000 | [diff] [blame] | 1156 | Equivalent = false; |
Douglas Gregor | 73dc30b | 2010-02-15 22:01:00 +0000 | [diff] [blame] | 1157 | } |
Douglas Gregor | ea35d11 | 2010-02-15 23:54:17 +0000 | [diff] [blame] | 1158 | } else if (EnumDecl *Enum1 = dyn_cast<EnumDecl>(D1)) { |
Douglas Gregor | 73dc30b | 2010-02-15 22:01:00 +0000 | [diff] [blame] | 1159 | if (EnumDecl *Enum2 = dyn_cast<EnumDecl>(D2)) { |
| 1160 | // Check for equivalent enum names. |
| 1161 | IdentifierInfo *Name1 = Enum1->getIdentifier(); |
| 1162 | if (!Name1 && Enum1->getTypedefForAnonDecl()) |
| 1163 | Name1 = Enum1->getTypedefForAnonDecl()->getIdentifier(); |
| 1164 | IdentifierInfo *Name2 = Enum2->getIdentifier(); |
| 1165 | if (!Name2 && Enum2->getTypedefForAnonDecl()) |
| 1166 | Name2 = Enum2->getTypedefForAnonDecl()->getIdentifier(); |
Douglas Gregor | ea35d11 | 2010-02-15 23:54:17 +0000 | [diff] [blame] | 1167 | if (!::IsStructurallyEquivalent(Name1, Name2) || |
| 1168 | !::IsStructurallyEquivalent(*this, Enum1, Enum2)) |
| 1169 | Equivalent = false; |
Douglas Gregor | 73dc30b | 2010-02-15 22:01:00 +0000 | [diff] [blame] | 1170 | } else { |
| 1171 | // Enum/non-enum mismatch |
Douglas Gregor | ea35d11 | 2010-02-15 23:54:17 +0000 | [diff] [blame] | 1172 | Equivalent = false; |
Douglas Gregor | 73dc30b | 2010-02-15 22:01:00 +0000 | [diff] [blame] | 1173 | } |
Douglas Gregor | ea35d11 | 2010-02-15 23:54:17 +0000 | [diff] [blame] | 1174 | } else if (TypedefDecl *Typedef1 = dyn_cast<TypedefDecl>(D1)) { |
Douglas Gregor | 73dc30b | 2010-02-15 22:01:00 +0000 | [diff] [blame] | 1175 | if (TypedefDecl *Typedef2 = dyn_cast<TypedefDecl>(D2)) { |
| 1176 | if (!::IsStructurallyEquivalent(Typedef1->getIdentifier(), |
Douglas Gregor | ea35d11 | 2010-02-15 23:54:17 +0000 | [diff] [blame] | 1177 | Typedef2->getIdentifier()) || |
| 1178 | !::IsStructurallyEquivalent(*this, |
Douglas Gregor | 73dc30b | 2010-02-15 22:01:00 +0000 | [diff] [blame] | 1179 | Typedef1->getUnderlyingType(), |
| 1180 | Typedef2->getUnderlyingType())) |
Douglas Gregor | ea35d11 | 2010-02-15 23:54:17 +0000 | [diff] [blame] | 1181 | Equivalent = false; |
Douglas Gregor | 73dc30b | 2010-02-15 22:01:00 +0000 | [diff] [blame] | 1182 | } else { |
| 1183 | // Typedef/non-typedef mismatch. |
Douglas Gregor | ea35d11 | 2010-02-15 23:54:17 +0000 | [diff] [blame] | 1184 | Equivalent = false; |
Douglas Gregor | 73dc30b | 2010-02-15 22:01:00 +0000 | [diff] [blame] | 1185 | } |
Douglas Gregor | 040afae | 2010-11-30 19:14:50 +0000 | [diff] [blame] | 1186 | } else if (ClassTemplateDecl *ClassTemplate1 |
| 1187 | = dyn_cast<ClassTemplateDecl>(D1)) { |
| 1188 | if (ClassTemplateDecl *ClassTemplate2 = dyn_cast<ClassTemplateDecl>(D2)) { |
| 1189 | if (!::IsStructurallyEquivalent(ClassTemplate1->getIdentifier(), |
| 1190 | ClassTemplate2->getIdentifier()) || |
| 1191 | !::IsStructurallyEquivalent(*this, ClassTemplate1, ClassTemplate2)) |
| 1192 | Equivalent = false; |
| 1193 | } else { |
| 1194 | // Class template/non-class-template mismatch. |
| 1195 | Equivalent = false; |
| 1196 | } |
| 1197 | } else if (TemplateTypeParmDecl *TTP1= dyn_cast<TemplateTypeParmDecl>(D1)) { |
| 1198 | if (TemplateTypeParmDecl *TTP2 = dyn_cast<TemplateTypeParmDecl>(D2)) { |
| 1199 | if (!::IsStructurallyEquivalent(*this, TTP1, TTP2)) |
| 1200 | Equivalent = false; |
| 1201 | } else { |
| 1202 | // Kind mismatch. |
| 1203 | Equivalent = false; |
| 1204 | } |
| 1205 | } else if (NonTypeTemplateParmDecl *NTTP1 |
| 1206 | = dyn_cast<NonTypeTemplateParmDecl>(D1)) { |
| 1207 | if (NonTypeTemplateParmDecl *NTTP2 |
| 1208 | = dyn_cast<NonTypeTemplateParmDecl>(D2)) { |
| 1209 | if (!::IsStructurallyEquivalent(*this, NTTP1, NTTP2)) |
| 1210 | Equivalent = false; |
| 1211 | } else { |
| 1212 | // Kind mismatch. |
| 1213 | Equivalent = false; |
| 1214 | } |
| 1215 | } else if (TemplateTemplateParmDecl *TTP1 |
| 1216 | = dyn_cast<TemplateTemplateParmDecl>(D1)) { |
| 1217 | if (TemplateTemplateParmDecl *TTP2 |
| 1218 | = dyn_cast<TemplateTemplateParmDecl>(D2)) { |
| 1219 | if (!::IsStructurallyEquivalent(*this, TTP1, TTP2)) |
| 1220 | Equivalent = false; |
| 1221 | } else { |
| 1222 | // Kind mismatch. |
| 1223 | Equivalent = false; |
| 1224 | } |
| 1225 | } |
| 1226 | |
Douglas Gregor | ea35d11 | 2010-02-15 23:54:17 +0000 | [diff] [blame] | 1227 | if (!Equivalent) { |
| 1228 | // Note that these two declarations are not equivalent (and we already |
| 1229 | // know about it). |
| 1230 | NonEquivalentDecls.insert(std::make_pair(D1->getCanonicalDecl(), |
| 1231 | D2->getCanonicalDecl())); |
| 1232 | return true; |
| 1233 | } |
Douglas Gregor | 73dc30b | 2010-02-15 22:01:00 +0000 | [diff] [blame] | 1234 | // FIXME: Check other declaration kinds! |
| 1235 | } |
| 1236 | |
| 1237 | return false; |
| 1238 | } |
| 1239 | |
| 1240 | //---------------------------------------------------------------------------- |
Douglas Gregor | 1b2949d | 2010-02-05 17:54:41 +0000 | [diff] [blame] | 1241 | // Import Types |
| 1242 | //---------------------------------------------------------------------------- |
| 1243 | |
Douglas Gregor | 89cc9d6 | 2010-02-09 22:48:33 +0000 | [diff] [blame] | 1244 | QualType ASTNodeImporter::VisitType(Type *T) { |
| 1245 | Importer.FromDiag(SourceLocation(), diag::err_unsupported_ast_node) |
| 1246 | << T->getTypeClassName(); |
| 1247 | return QualType(); |
| 1248 | } |
| 1249 | |
Douglas Gregor | 1b2949d | 2010-02-05 17:54:41 +0000 | [diff] [blame] | 1250 | QualType ASTNodeImporter::VisitBuiltinType(BuiltinType *T) { |
| 1251 | switch (T->getKind()) { |
| 1252 | case BuiltinType::Void: return Importer.getToContext().VoidTy; |
| 1253 | case BuiltinType::Bool: return Importer.getToContext().BoolTy; |
| 1254 | |
| 1255 | case BuiltinType::Char_U: |
| 1256 | // The context we're importing from has an unsigned 'char'. If we're |
| 1257 | // importing into a context with a signed 'char', translate to |
| 1258 | // 'unsigned char' instead. |
| 1259 | if (Importer.getToContext().getLangOptions().CharIsSigned) |
| 1260 | return Importer.getToContext().UnsignedCharTy; |
| 1261 | |
| 1262 | return Importer.getToContext().CharTy; |
| 1263 | |
| 1264 | case BuiltinType::UChar: return Importer.getToContext().UnsignedCharTy; |
| 1265 | |
| 1266 | case BuiltinType::Char16: |
| 1267 | // FIXME: Make sure that the "to" context supports C++! |
| 1268 | return Importer.getToContext().Char16Ty; |
| 1269 | |
| 1270 | case BuiltinType::Char32: |
| 1271 | // FIXME: Make sure that the "to" context supports C++! |
| 1272 | return Importer.getToContext().Char32Ty; |
| 1273 | |
| 1274 | case BuiltinType::UShort: return Importer.getToContext().UnsignedShortTy; |
| 1275 | case BuiltinType::UInt: return Importer.getToContext().UnsignedIntTy; |
| 1276 | case BuiltinType::ULong: return Importer.getToContext().UnsignedLongTy; |
| 1277 | case BuiltinType::ULongLong: |
| 1278 | return Importer.getToContext().UnsignedLongLongTy; |
| 1279 | case BuiltinType::UInt128: return Importer.getToContext().UnsignedInt128Ty; |
| 1280 | |
| 1281 | case BuiltinType::Char_S: |
| 1282 | // The context we're importing from has an unsigned 'char'. If we're |
| 1283 | // importing into a context with a signed 'char', translate to |
| 1284 | // 'unsigned char' instead. |
| 1285 | if (!Importer.getToContext().getLangOptions().CharIsSigned) |
| 1286 | return Importer.getToContext().SignedCharTy; |
| 1287 | |
| 1288 | return Importer.getToContext().CharTy; |
| 1289 | |
| 1290 | case BuiltinType::SChar: return Importer.getToContext().SignedCharTy; |
| 1291 | case BuiltinType::WChar: |
| 1292 | // FIXME: If not in C++, shall we translate to the C equivalent of |
| 1293 | // wchar_t? |
| 1294 | return Importer.getToContext().WCharTy; |
| 1295 | |
| 1296 | case BuiltinType::Short : return Importer.getToContext().ShortTy; |
| 1297 | case BuiltinType::Int : return Importer.getToContext().IntTy; |
| 1298 | case BuiltinType::Long : return Importer.getToContext().LongTy; |
| 1299 | case BuiltinType::LongLong : return Importer.getToContext().LongLongTy; |
| 1300 | case BuiltinType::Int128 : return Importer.getToContext().Int128Ty; |
| 1301 | case BuiltinType::Float: return Importer.getToContext().FloatTy; |
| 1302 | case BuiltinType::Double: return Importer.getToContext().DoubleTy; |
| 1303 | case BuiltinType::LongDouble: return Importer.getToContext().LongDoubleTy; |
| 1304 | |
| 1305 | case BuiltinType::NullPtr: |
| 1306 | // FIXME: Make sure that the "to" context supports C++0x! |
| 1307 | return Importer.getToContext().NullPtrTy; |
| 1308 | |
| 1309 | case BuiltinType::Overload: return Importer.getToContext().OverloadTy; |
| 1310 | case BuiltinType::Dependent: return Importer.getToContext().DependentTy; |
| 1311 | case BuiltinType::UndeducedAuto: |
| 1312 | // FIXME: Make sure that the "to" context supports C++0x! |
| 1313 | return Importer.getToContext().UndeducedAutoTy; |
| 1314 | |
| 1315 | case BuiltinType::ObjCId: |
| 1316 | // FIXME: Make sure that the "to" context supports Objective-C! |
| 1317 | return Importer.getToContext().ObjCBuiltinIdTy; |
| 1318 | |
| 1319 | case BuiltinType::ObjCClass: |
| 1320 | return Importer.getToContext().ObjCBuiltinClassTy; |
| 1321 | |
| 1322 | case BuiltinType::ObjCSel: |
| 1323 | return Importer.getToContext().ObjCBuiltinSelTy; |
| 1324 | } |
| 1325 | |
| 1326 | return QualType(); |
| 1327 | } |
| 1328 | |
| 1329 | QualType ASTNodeImporter::VisitComplexType(ComplexType *T) { |
| 1330 | QualType ToElementType = Importer.Import(T->getElementType()); |
| 1331 | if (ToElementType.isNull()) |
| 1332 | return QualType(); |
| 1333 | |
| 1334 | return Importer.getToContext().getComplexType(ToElementType); |
| 1335 | } |
| 1336 | |
| 1337 | QualType ASTNodeImporter::VisitPointerType(PointerType *T) { |
| 1338 | QualType ToPointeeType = Importer.Import(T->getPointeeType()); |
| 1339 | if (ToPointeeType.isNull()) |
| 1340 | return QualType(); |
| 1341 | |
| 1342 | return Importer.getToContext().getPointerType(ToPointeeType); |
| 1343 | } |
| 1344 | |
| 1345 | QualType ASTNodeImporter::VisitBlockPointerType(BlockPointerType *T) { |
| 1346 | // FIXME: Check for blocks support in "to" context. |
| 1347 | QualType ToPointeeType = Importer.Import(T->getPointeeType()); |
| 1348 | if (ToPointeeType.isNull()) |
| 1349 | return QualType(); |
| 1350 | |
| 1351 | return Importer.getToContext().getBlockPointerType(ToPointeeType); |
| 1352 | } |
| 1353 | |
| 1354 | QualType ASTNodeImporter::VisitLValueReferenceType(LValueReferenceType *T) { |
| 1355 | // FIXME: Check for C++ support in "to" context. |
| 1356 | QualType ToPointeeType = Importer.Import(T->getPointeeTypeAsWritten()); |
| 1357 | if (ToPointeeType.isNull()) |
| 1358 | return QualType(); |
| 1359 | |
| 1360 | return Importer.getToContext().getLValueReferenceType(ToPointeeType); |
| 1361 | } |
| 1362 | |
| 1363 | QualType ASTNodeImporter::VisitRValueReferenceType(RValueReferenceType *T) { |
| 1364 | // FIXME: Check for C++0x support in "to" context. |
| 1365 | QualType ToPointeeType = Importer.Import(T->getPointeeTypeAsWritten()); |
| 1366 | if (ToPointeeType.isNull()) |
| 1367 | return QualType(); |
| 1368 | |
| 1369 | return Importer.getToContext().getRValueReferenceType(ToPointeeType); |
| 1370 | } |
| 1371 | |
| 1372 | QualType ASTNodeImporter::VisitMemberPointerType(MemberPointerType *T) { |
| 1373 | // FIXME: Check for C++ support in "to" context. |
| 1374 | QualType ToPointeeType = Importer.Import(T->getPointeeType()); |
| 1375 | if (ToPointeeType.isNull()) |
| 1376 | return QualType(); |
| 1377 | |
| 1378 | QualType ClassType = Importer.Import(QualType(T->getClass(), 0)); |
| 1379 | return Importer.getToContext().getMemberPointerType(ToPointeeType, |
| 1380 | ClassType.getTypePtr()); |
| 1381 | } |
| 1382 | |
| 1383 | QualType ASTNodeImporter::VisitConstantArrayType(ConstantArrayType *T) { |
| 1384 | QualType ToElementType = Importer.Import(T->getElementType()); |
| 1385 | if (ToElementType.isNull()) |
| 1386 | return QualType(); |
| 1387 | |
| 1388 | return Importer.getToContext().getConstantArrayType(ToElementType, |
| 1389 | T->getSize(), |
| 1390 | T->getSizeModifier(), |
| 1391 | T->getIndexTypeCVRQualifiers()); |
| 1392 | } |
| 1393 | |
| 1394 | QualType ASTNodeImporter::VisitIncompleteArrayType(IncompleteArrayType *T) { |
| 1395 | QualType ToElementType = Importer.Import(T->getElementType()); |
| 1396 | if (ToElementType.isNull()) |
| 1397 | return QualType(); |
| 1398 | |
| 1399 | return Importer.getToContext().getIncompleteArrayType(ToElementType, |
| 1400 | T->getSizeModifier(), |
| 1401 | T->getIndexTypeCVRQualifiers()); |
| 1402 | } |
| 1403 | |
| 1404 | QualType ASTNodeImporter::VisitVariableArrayType(VariableArrayType *T) { |
| 1405 | QualType ToElementType = Importer.Import(T->getElementType()); |
| 1406 | if (ToElementType.isNull()) |
| 1407 | return QualType(); |
| 1408 | |
| 1409 | Expr *Size = Importer.Import(T->getSizeExpr()); |
| 1410 | if (!Size) |
| 1411 | return QualType(); |
| 1412 | |
| 1413 | SourceRange Brackets = Importer.Import(T->getBracketsRange()); |
| 1414 | return Importer.getToContext().getVariableArrayType(ToElementType, Size, |
| 1415 | T->getSizeModifier(), |
| 1416 | T->getIndexTypeCVRQualifiers(), |
| 1417 | Brackets); |
| 1418 | } |
| 1419 | |
| 1420 | QualType ASTNodeImporter::VisitVectorType(VectorType *T) { |
| 1421 | QualType ToElementType = Importer.Import(T->getElementType()); |
| 1422 | if (ToElementType.isNull()) |
| 1423 | return QualType(); |
| 1424 | |
| 1425 | return Importer.getToContext().getVectorType(ToElementType, |
| 1426 | T->getNumElements(), |
Bob Wilson | e86d78c | 2010-11-10 21:56:12 +0000 | [diff] [blame] | 1427 | T->getVectorKind()); |
Douglas Gregor | 1b2949d | 2010-02-05 17:54:41 +0000 | [diff] [blame] | 1428 | } |
| 1429 | |
| 1430 | QualType ASTNodeImporter::VisitExtVectorType(ExtVectorType *T) { |
| 1431 | QualType ToElementType = Importer.Import(T->getElementType()); |
| 1432 | if (ToElementType.isNull()) |
| 1433 | return QualType(); |
| 1434 | |
| 1435 | return Importer.getToContext().getExtVectorType(ToElementType, |
| 1436 | T->getNumElements()); |
| 1437 | } |
| 1438 | |
| 1439 | QualType ASTNodeImporter::VisitFunctionNoProtoType(FunctionNoProtoType *T) { |
| 1440 | // FIXME: What happens if we're importing a function without a prototype |
| 1441 | // into C++? Should we make it variadic? |
| 1442 | QualType ToResultType = Importer.Import(T->getResultType()); |
| 1443 | if (ToResultType.isNull()) |
| 1444 | return QualType(); |
Rafael Espindola | 264ba48 | 2010-03-30 20:24:48 +0000 | [diff] [blame] | 1445 | |
Douglas Gregor | 1b2949d | 2010-02-05 17:54:41 +0000 | [diff] [blame] | 1446 | return Importer.getToContext().getFunctionNoProtoType(ToResultType, |
Rafael Espindola | 264ba48 | 2010-03-30 20:24:48 +0000 | [diff] [blame] | 1447 | T->getExtInfo()); |
Douglas Gregor | 1b2949d | 2010-02-05 17:54:41 +0000 | [diff] [blame] | 1448 | } |
| 1449 | |
| 1450 | QualType ASTNodeImporter::VisitFunctionProtoType(FunctionProtoType *T) { |
| 1451 | QualType ToResultType = Importer.Import(T->getResultType()); |
| 1452 | if (ToResultType.isNull()) |
| 1453 | return QualType(); |
| 1454 | |
| 1455 | // Import argument types |
| 1456 | llvm::SmallVector<QualType, 4> ArgTypes; |
| 1457 | for (FunctionProtoType::arg_type_iterator A = T->arg_type_begin(), |
| 1458 | AEnd = T->arg_type_end(); |
| 1459 | A != AEnd; ++A) { |
| 1460 | QualType ArgType = Importer.Import(*A); |
| 1461 | if (ArgType.isNull()) |
| 1462 | return QualType(); |
| 1463 | ArgTypes.push_back(ArgType); |
| 1464 | } |
| 1465 | |
| 1466 | // Import exception types |
| 1467 | llvm::SmallVector<QualType, 4> ExceptionTypes; |
| 1468 | for (FunctionProtoType::exception_iterator E = T->exception_begin(), |
| 1469 | EEnd = T->exception_end(); |
| 1470 | E != EEnd; ++E) { |
| 1471 | QualType ExceptionType = Importer.Import(*E); |
| 1472 | if (ExceptionType.isNull()) |
| 1473 | return QualType(); |
| 1474 | ExceptionTypes.push_back(ExceptionType); |
| 1475 | } |
| 1476 | |
| 1477 | return Importer.getToContext().getFunctionType(ToResultType, ArgTypes.data(), |
| 1478 | ArgTypes.size(), |
| 1479 | T->isVariadic(), |
| 1480 | T->getTypeQuals(), |
| 1481 | T->hasExceptionSpec(), |
| 1482 | T->hasAnyExceptionSpec(), |
| 1483 | ExceptionTypes.size(), |
| 1484 | ExceptionTypes.data(), |
Rafael Espindola | 264ba48 | 2010-03-30 20:24:48 +0000 | [diff] [blame] | 1485 | T->getExtInfo()); |
Douglas Gregor | 1b2949d | 2010-02-05 17:54:41 +0000 | [diff] [blame] | 1486 | } |
| 1487 | |
| 1488 | QualType ASTNodeImporter::VisitTypedefType(TypedefType *T) { |
| 1489 | TypedefDecl *ToDecl |
| 1490 | = dyn_cast_or_null<TypedefDecl>(Importer.Import(T->getDecl())); |
| 1491 | if (!ToDecl) |
| 1492 | return QualType(); |
| 1493 | |
| 1494 | return Importer.getToContext().getTypeDeclType(ToDecl); |
| 1495 | } |
| 1496 | |
| 1497 | QualType ASTNodeImporter::VisitTypeOfExprType(TypeOfExprType *T) { |
| 1498 | Expr *ToExpr = Importer.Import(T->getUnderlyingExpr()); |
| 1499 | if (!ToExpr) |
| 1500 | return QualType(); |
| 1501 | |
| 1502 | return Importer.getToContext().getTypeOfExprType(ToExpr); |
| 1503 | } |
| 1504 | |
| 1505 | QualType ASTNodeImporter::VisitTypeOfType(TypeOfType *T) { |
| 1506 | QualType ToUnderlyingType = Importer.Import(T->getUnderlyingType()); |
| 1507 | if (ToUnderlyingType.isNull()) |
| 1508 | return QualType(); |
| 1509 | |
| 1510 | return Importer.getToContext().getTypeOfType(ToUnderlyingType); |
| 1511 | } |
| 1512 | |
| 1513 | QualType ASTNodeImporter::VisitDecltypeType(DecltypeType *T) { |
| 1514 | Expr *ToExpr = Importer.Import(T->getUnderlyingExpr()); |
| 1515 | if (!ToExpr) |
| 1516 | return QualType(); |
| 1517 | |
| 1518 | return Importer.getToContext().getDecltypeType(ToExpr); |
| 1519 | } |
| 1520 | |
| 1521 | QualType ASTNodeImporter::VisitRecordType(RecordType *T) { |
| 1522 | RecordDecl *ToDecl |
| 1523 | = dyn_cast_or_null<RecordDecl>(Importer.Import(T->getDecl())); |
| 1524 | if (!ToDecl) |
| 1525 | return QualType(); |
| 1526 | |
| 1527 | return Importer.getToContext().getTagDeclType(ToDecl); |
| 1528 | } |
| 1529 | |
| 1530 | QualType ASTNodeImporter::VisitEnumType(EnumType *T) { |
| 1531 | EnumDecl *ToDecl |
| 1532 | = dyn_cast_or_null<EnumDecl>(Importer.Import(T->getDecl())); |
| 1533 | if (!ToDecl) |
| 1534 | return QualType(); |
| 1535 | |
| 1536 | return Importer.getToContext().getTagDeclType(ToDecl); |
| 1537 | } |
| 1538 | |
Douglas Gregor | d5dc83a | 2010-12-01 01:36:18 +0000 | [diff] [blame] | 1539 | QualType ASTNodeImporter::VisitTemplateSpecializationType( |
| 1540 | TemplateSpecializationType *T) { |
| 1541 | TemplateName ToTemplate = Importer.Import(T->getTemplateName()); |
| 1542 | if (ToTemplate.isNull()) |
| 1543 | return QualType(); |
| 1544 | |
| 1545 | llvm::SmallVector<TemplateArgument, 2> ToTemplateArgs; |
| 1546 | if (ImportTemplateArguments(T->getArgs(), T->getNumArgs(), ToTemplateArgs)) |
| 1547 | return QualType(); |
| 1548 | |
| 1549 | QualType ToCanonType; |
| 1550 | if (!QualType(T, 0).isCanonical()) { |
| 1551 | QualType FromCanonType |
| 1552 | = Importer.getFromContext().getCanonicalType(QualType(T, 0)); |
| 1553 | ToCanonType =Importer.Import(FromCanonType); |
| 1554 | if (ToCanonType.isNull()) |
| 1555 | return QualType(); |
| 1556 | } |
| 1557 | return Importer.getToContext().getTemplateSpecializationType(ToTemplate, |
| 1558 | ToTemplateArgs.data(), |
| 1559 | ToTemplateArgs.size(), |
| 1560 | ToCanonType); |
| 1561 | } |
| 1562 | |
Douglas Gregor | 1b2949d | 2010-02-05 17:54:41 +0000 | [diff] [blame] | 1563 | QualType ASTNodeImporter::VisitElaboratedType(ElaboratedType *T) { |
Abramo Bagnara | 465d41b | 2010-05-11 21:36:43 +0000 | [diff] [blame] | 1564 | NestedNameSpecifier *ToQualifier = 0; |
| 1565 | // Note: the qualifier in an ElaboratedType is optional. |
| 1566 | if (T->getQualifier()) { |
| 1567 | ToQualifier = Importer.Import(T->getQualifier()); |
| 1568 | if (!ToQualifier) |
| 1569 | return QualType(); |
| 1570 | } |
Douglas Gregor | 1b2949d | 2010-02-05 17:54:41 +0000 | [diff] [blame] | 1571 | |
| 1572 | QualType ToNamedType = Importer.Import(T->getNamedType()); |
| 1573 | if (ToNamedType.isNull()) |
| 1574 | return QualType(); |
| 1575 | |
Abramo Bagnara | 465d41b | 2010-05-11 21:36:43 +0000 | [diff] [blame] | 1576 | return Importer.getToContext().getElaboratedType(T->getKeyword(), |
| 1577 | ToQualifier, ToNamedType); |
Douglas Gregor | 1b2949d | 2010-02-05 17:54:41 +0000 | [diff] [blame] | 1578 | } |
| 1579 | |
| 1580 | QualType ASTNodeImporter::VisitObjCInterfaceType(ObjCInterfaceType *T) { |
| 1581 | ObjCInterfaceDecl *Class |
| 1582 | = dyn_cast_or_null<ObjCInterfaceDecl>(Importer.Import(T->getDecl())); |
| 1583 | if (!Class) |
| 1584 | return QualType(); |
| 1585 | |
John McCall | c12c5bb | 2010-05-15 11:32:37 +0000 | [diff] [blame] | 1586 | return Importer.getToContext().getObjCInterfaceType(Class); |
| 1587 | } |
| 1588 | |
| 1589 | QualType ASTNodeImporter::VisitObjCObjectType(ObjCObjectType *T) { |
| 1590 | QualType ToBaseType = Importer.Import(T->getBaseType()); |
| 1591 | if (ToBaseType.isNull()) |
| 1592 | return QualType(); |
| 1593 | |
Douglas Gregor | 1b2949d | 2010-02-05 17:54:41 +0000 | [diff] [blame] | 1594 | llvm::SmallVector<ObjCProtocolDecl *, 4> Protocols; |
John McCall | c12c5bb | 2010-05-15 11:32:37 +0000 | [diff] [blame] | 1595 | for (ObjCObjectType::qual_iterator P = T->qual_begin(), |
Douglas Gregor | 1b2949d | 2010-02-05 17:54:41 +0000 | [diff] [blame] | 1596 | PEnd = T->qual_end(); |
| 1597 | P != PEnd; ++P) { |
| 1598 | ObjCProtocolDecl *Protocol |
| 1599 | = dyn_cast_or_null<ObjCProtocolDecl>(Importer.Import(*P)); |
| 1600 | if (!Protocol) |
| 1601 | return QualType(); |
| 1602 | Protocols.push_back(Protocol); |
| 1603 | } |
| 1604 | |
John McCall | c12c5bb | 2010-05-15 11:32:37 +0000 | [diff] [blame] | 1605 | return Importer.getToContext().getObjCObjectType(ToBaseType, |
| 1606 | Protocols.data(), |
| 1607 | Protocols.size()); |
Douglas Gregor | 1b2949d | 2010-02-05 17:54:41 +0000 | [diff] [blame] | 1608 | } |
| 1609 | |
| 1610 | QualType ASTNodeImporter::VisitObjCObjectPointerType(ObjCObjectPointerType *T) { |
| 1611 | QualType ToPointeeType = Importer.Import(T->getPointeeType()); |
| 1612 | if (ToPointeeType.isNull()) |
| 1613 | return QualType(); |
| 1614 | |
John McCall | c12c5bb | 2010-05-15 11:32:37 +0000 | [diff] [blame] | 1615 | return Importer.getToContext().getObjCObjectPointerType(ToPointeeType); |
Douglas Gregor | 1b2949d | 2010-02-05 17:54:41 +0000 | [diff] [blame] | 1616 | } |
| 1617 | |
Douglas Gregor | 089459a | 2010-02-08 21:09:39 +0000 | [diff] [blame] | 1618 | //---------------------------------------------------------------------------- |
| 1619 | // Import Declarations |
| 1620 | //---------------------------------------------------------------------------- |
Douglas Gregor | a404ea6 | 2010-02-10 19:54:31 +0000 | [diff] [blame] | 1621 | bool ASTNodeImporter::ImportDeclParts(NamedDecl *D, DeclContext *&DC, |
| 1622 | DeclContext *&LexicalDC, |
| 1623 | DeclarationName &Name, |
| 1624 | SourceLocation &Loc) { |
| 1625 | // Import the context of this declaration. |
| 1626 | DC = Importer.ImportContext(D->getDeclContext()); |
| 1627 | if (!DC) |
| 1628 | return true; |
| 1629 | |
| 1630 | LexicalDC = DC; |
| 1631 | if (D->getDeclContext() != D->getLexicalDeclContext()) { |
| 1632 | LexicalDC = Importer.ImportContext(D->getLexicalDeclContext()); |
| 1633 | if (!LexicalDC) |
| 1634 | return true; |
| 1635 | } |
| 1636 | |
| 1637 | // Import the name of this declaration. |
| 1638 | Name = Importer.Import(D->getDeclName()); |
| 1639 | if (D->getDeclName() && !Name) |
| 1640 | return true; |
| 1641 | |
| 1642 | // Import the location of this declaration. |
| 1643 | Loc = Importer.Import(D->getLocation()); |
| 1644 | return false; |
| 1645 | } |
| 1646 | |
Abramo Bagnara | 2577743 | 2010-08-11 22:01:17 +0000 | [diff] [blame] | 1647 | void |
| 1648 | ASTNodeImporter::ImportDeclarationNameLoc(const DeclarationNameInfo &From, |
| 1649 | DeclarationNameInfo& To) { |
| 1650 | // NOTE: To.Name and To.Loc are already imported. |
| 1651 | // We only have to import To.LocInfo. |
| 1652 | switch (To.getName().getNameKind()) { |
| 1653 | case DeclarationName::Identifier: |
| 1654 | case DeclarationName::ObjCZeroArgSelector: |
| 1655 | case DeclarationName::ObjCOneArgSelector: |
| 1656 | case DeclarationName::ObjCMultiArgSelector: |
| 1657 | case DeclarationName::CXXUsingDirective: |
| 1658 | return; |
| 1659 | |
| 1660 | case DeclarationName::CXXOperatorName: { |
| 1661 | SourceRange Range = From.getCXXOperatorNameRange(); |
| 1662 | To.setCXXOperatorNameRange(Importer.Import(Range)); |
| 1663 | return; |
| 1664 | } |
| 1665 | case DeclarationName::CXXLiteralOperatorName: { |
| 1666 | SourceLocation Loc = From.getCXXLiteralOperatorNameLoc(); |
| 1667 | To.setCXXLiteralOperatorNameLoc(Importer.Import(Loc)); |
| 1668 | return; |
| 1669 | } |
| 1670 | case DeclarationName::CXXConstructorName: |
| 1671 | case DeclarationName::CXXDestructorName: |
| 1672 | case DeclarationName::CXXConversionFunctionName: { |
| 1673 | TypeSourceInfo *FromTInfo = From.getNamedTypeInfo(); |
| 1674 | To.setNamedTypeInfo(Importer.Import(FromTInfo)); |
| 1675 | return; |
| 1676 | } |
| 1677 | assert(0 && "Unknown name kind."); |
| 1678 | } |
| 1679 | } |
| 1680 | |
Douglas Gregor | 083a821 | 2010-02-21 18:24:45 +0000 | [diff] [blame] | 1681 | void ASTNodeImporter::ImportDeclContext(DeclContext *FromDC) { |
| 1682 | for (DeclContext::decl_iterator From = FromDC->decls_begin(), |
| 1683 | FromEnd = FromDC->decls_end(); |
| 1684 | From != FromEnd; |
| 1685 | ++From) |
| 1686 | Importer.Import(*From); |
| 1687 | } |
| 1688 | |
Douglas Gregor | d5dc83a | 2010-12-01 01:36:18 +0000 | [diff] [blame] | 1689 | bool ASTNodeImporter::ImportDefinition(RecordDecl *From, RecordDecl *To) { |
| 1690 | if (To->getDefinition()) |
| 1691 | return false; |
| 1692 | |
| 1693 | To->startDefinition(); |
| 1694 | |
| 1695 | // Add base classes. |
| 1696 | if (CXXRecordDecl *ToCXX = dyn_cast<CXXRecordDecl>(To)) { |
| 1697 | CXXRecordDecl *FromCXX = cast<CXXRecordDecl>(From); |
| 1698 | |
| 1699 | llvm::SmallVector<CXXBaseSpecifier *, 4> Bases; |
| 1700 | for (CXXRecordDecl::base_class_iterator |
| 1701 | Base1 = FromCXX->bases_begin(), |
| 1702 | FromBaseEnd = FromCXX->bases_end(); |
| 1703 | Base1 != FromBaseEnd; |
| 1704 | ++Base1) { |
| 1705 | QualType T = Importer.Import(Base1->getType()); |
| 1706 | if (T.isNull()) |
Douglas Gregor | c04d9d1 | 2010-12-02 19:33:37 +0000 | [diff] [blame] | 1707 | return true; |
Douglas Gregor | d5dc83a | 2010-12-01 01:36:18 +0000 | [diff] [blame] | 1708 | |
| 1709 | Bases.push_back( |
| 1710 | new (Importer.getToContext()) |
| 1711 | CXXBaseSpecifier(Importer.Import(Base1->getSourceRange()), |
| 1712 | Base1->isVirtual(), |
| 1713 | Base1->isBaseOfClass(), |
| 1714 | Base1->getAccessSpecifierAsWritten(), |
| 1715 | Importer.Import(Base1->getTypeSourceInfo()))); |
| 1716 | } |
| 1717 | if (!Bases.empty()) |
| 1718 | ToCXX->setBases(Bases.data(), Bases.size()); |
| 1719 | } |
| 1720 | |
| 1721 | ImportDeclContext(From); |
| 1722 | To->completeDefinition(); |
Douglas Gregor | c04d9d1 | 2010-12-02 19:33:37 +0000 | [diff] [blame] | 1723 | return false; |
Douglas Gregor | d5dc83a | 2010-12-01 01:36:18 +0000 | [diff] [blame] | 1724 | } |
| 1725 | |
Douglas Gregor | 040afae | 2010-11-30 19:14:50 +0000 | [diff] [blame] | 1726 | TemplateParameterList *ASTNodeImporter::ImportTemplateParameterList( |
| 1727 | TemplateParameterList *Params) { |
| 1728 | llvm::SmallVector<NamedDecl *, 4> ToParams; |
| 1729 | ToParams.reserve(Params->size()); |
| 1730 | for (TemplateParameterList::iterator P = Params->begin(), |
| 1731 | PEnd = Params->end(); |
| 1732 | P != PEnd; ++P) { |
| 1733 | Decl *To = Importer.Import(*P); |
| 1734 | if (!To) |
| 1735 | return 0; |
| 1736 | |
| 1737 | ToParams.push_back(cast<NamedDecl>(To)); |
| 1738 | } |
| 1739 | |
| 1740 | return TemplateParameterList::Create(Importer.getToContext(), |
| 1741 | Importer.Import(Params->getTemplateLoc()), |
| 1742 | Importer.Import(Params->getLAngleLoc()), |
| 1743 | ToParams.data(), ToParams.size(), |
| 1744 | Importer.Import(Params->getRAngleLoc())); |
| 1745 | } |
| 1746 | |
Douglas Gregor | d5dc83a | 2010-12-01 01:36:18 +0000 | [diff] [blame] | 1747 | TemplateArgument |
| 1748 | ASTNodeImporter::ImportTemplateArgument(const TemplateArgument &From) { |
| 1749 | switch (From.getKind()) { |
| 1750 | case TemplateArgument::Null: |
| 1751 | return TemplateArgument(); |
| 1752 | |
| 1753 | case TemplateArgument::Type: { |
| 1754 | QualType ToType = Importer.Import(From.getAsType()); |
| 1755 | if (ToType.isNull()) |
| 1756 | return TemplateArgument(); |
| 1757 | return TemplateArgument(ToType); |
| 1758 | } |
| 1759 | |
| 1760 | case TemplateArgument::Integral: { |
| 1761 | QualType ToType = Importer.Import(From.getIntegralType()); |
| 1762 | if (ToType.isNull()) |
| 1763 | return TemplateArgument(); |
| 1764 | return TemplateArgument(*From.getAsIntegral(), ToType); |
| 1765 | } |
| 1766 | |
| 1767 | case TemplateArgument::Declaration: |
| 1768 | if (Decl *To = Importer.Import(From.getAsDecl())) |
| 1769 | return TemplateArgument(To); |
| 1770 | return TemplateArgument(); |
| 1771 | |
| 1772 | case TemplateArgument::Template: { |
| 1773 | TemplateName ToTemplate = Importer.Import(From.getAsTemplate()); |
| 1774 | if (ToTemplate.isNull()) |
| 1775 | return TemplateArgument(); |
| 1776 | |
| 1777 | return TemplateArgument(ToTemplate); |
| 1778 | } |
| 1779 | |
| 1780 | case TemplateArgument::Expression: |
| 1781 | if (Expr *ToExpr = Importer.Import(From.getAsExpr())) |
| 1782 | return TemplateArgument(ToExpr); |
| 1783 | return TemplateArgument(); |
| 1784 | |
| 1785 | case TemplateArgument::Pack: { |
| 1786 | llvm::SmallVector<TemplateArgument, 2> ToPack; |
| 1787 | ToPack.reserve(From.pack_size()); |
| 1788 | if (ImportTemplateArguments(From.pack_begin(), From.pack_size(), ToPack)) |
| 1789 | return TemplateArgument(); |
| 1790 | |
| 1791 | TemplateArgument *ToArgs |
| 1792 | = new (Importer.getToContext()) TemplateArgument[ToPack.size()]; |
| 1793 | std::copy(ToPack.begin(), ToPack.end(), ToArgs); |
| 1794 | return TemplateArgument(ToArgs, ToPack.size()); |
| 1795 | } |
| 1796 | } |
| 1797 | |
| 1798 | llvm_unreachable("Invalid template argument kind"); |
| 1799 | return TemplateArgument(); |
| 1800 | } |
| 1801 | |
| 1802 | bool ASTNodeImporter::ImportTemplateArguments(const TemplateArgument *FromArgs, |
| 1803 | unsigned NumFromArgs, |
| 1804 | llvm::SmallVectorImpl<TemplateArgument> &ToArgs) { |
| 1805 | for (unsigned I = 0; I != NumFromArgs; ++I) { |
| 1806 | TemplateArgument To = ImportTemplateArgument(FromArgs[I]); |
| 1807 | if (To.isNull() && !FromArgs[I].isNull()) |
| 1808 | return true; |
| 1809 | |
| 1810 | ToArgs.push_back(To); |
| 1811 | } |
| 1812 | |
| 1813 | return false; |
| 1814 | } |
| 1815 | |
Douglas Gregor | 96a01b4 | 2010-02-11 00:48:18 +0000 | [diff] [blame] | 1816 | bool ASTNodeImporter::IsStructuralMatch(RecordDecl *FromRecord, |
Douglas Gregor | 73dc30b | 2010-02-15 22:01:00 +0000 | [diff] [blame] | 1817 | RecordDecl *ToRecord) { |
Benjamin Kramer | bb2d176 | 2010-02-18 13:02:13 +0000 | [diff] [blame] | 1818 | StructuralEquivalenceContext Ctx(Importer.getFromContext(), |
Douglas Gregor | 73dc30b | 2010-02-15 22:01:00 +0000 | [diff] [blame] | 1819 | Importer.getToContext(), |
Douglas Gregor | ea35d11 | 2010-02-15 23:54:17 +0000 | [diff] [blame] | 1820 | Importer.getNonEquivalentDecls()); |
Benjamin Kramer | bb2d176 | 2010-02-18 13:02:13 +0000 | [diff] [blame] | 1821 | return Ctx.IsStructurallyEquivalent(FromRecord, ToRecord); |
Douglas Gregor | 96a01b4 | 2010-02-11 00:48:18 +0000 | [diff] [blame] | 1822 | } |
| 1823 | |
Douglas Gregor | 36ead2e | 2010-02-12 22:17:39 +0000 | [diff] [blame] | 1824 | bool ASTNodeImporter::IsStructuralMatch(EnumDecl *FromEnum, EnumDecl *ToEnum) { |
Benjamin Kramer | bb2d176 | 2010-02-18 13:02:13 +0000 | [diff] [blame] | 1825 | StructuralEquivalenceContext Ctx(Importer.getFromContext(), |
Douglas Gregor | 73dc30b | 2010-02-15 22:01:00 +0000 | [diff] [blame] | 1826 | Importer.getToContext(), |
Douglas Gregor | ea35d11 | 2010-02-15 23:54:17 +0000 | [diff] [blame] | 1827 | Importer.getNonEquivalentDecls()); |
Benjamin Kramer | bb2d176 | 2010-02-18 13:02:13 +0000 | [diff] [blame] | 1828 | return Ctx.IsStructurallyEquivalent(FromEnum, ToEnum); |
Douglas Gregor | 36ead2e | 2010-02-12 22:17:39 +0000 | [diff] [blame] | 1829 | } |
| 1830 | |
Douglas Gregor | 040afae | 2010-11-30 19:14:50 +0000 | [diff] [blame] | 1831 | bool ASTNodeImporter::IsStructuralMatch(ClassTemplateDecl *From, |
| 1832 | ClassTemplateDecl *To) { |
| 1833 | StructuralEquivalenceContext Ctx(Importer.getFromContext(), |
| 1834 | Importer.getToContext(), |
| 1835 | Importer.getNonEquivalentDecls()); |
| 1836 | return Ctx.IsStructurallyEquivalent(From, To); |
| 1837 | } |
| 1838 | |
Douglas Gregor | 89cc9d6 | 2010-02-09 22:48:33 +0000 | [diff] [blame] | 1839 | Decl *ASTNodeImporter::VisitDecl(Decl *D) { |
Douglas Gregor | 8852373 | 2010-02-10 00:15:17 +0000 | [diff] [blame] | 1840 | Importer.FromDiag(D->getLocation(), diag::err_unsupported_ast_node) |
Douglas Gregor | 89cc9d6 | 2010-02-09 22:48:33 +0000 | [diff] [blame] | 1841 | << D->getDeclKindName(); |
| 1842 | return 0; |
| 1843 | } |
| 1844 | |
Douglas Gregor | 788c62d | 2010-02-21 18:26:36 +0000 | [diff] [blame] | 1845 | Decl *ASTNodeImporter::VisitNamespaceDecl(NamespaceDecl *D) { |
| 1846 | // Import the major distinguishing characteristics of this namespace. |
| 1847 | DeclContext *DC, *LexicalDC; |
| 1848 | DeclarationName Name; |
| 1849 | SourceLocation Loc; |
| 1850 | if (ImportDeclParts(D, DC, LexicalDC, Name, Loc)) |
| 1851 | return 0; |
| 1852 | |
| 1853 | NamespaceDecl *MergeWithNamespace = 0; |
| 1854 | if (!Name) { |
| 1855 | // This is an anonymous namespace. Adopt an existing anonymous |
| 1856 | // namespace if we can. |
| 1857 | // FIXME: Not testable. |
| 1858 | if (TranslationUnitDecl *TU = dyn_cast<TranslationUnitDecl>(DC)) |
| 1859 | MergeWithNamespace = TU->getAnonymousNamespace(); |
| 1860 | else |
| 1861 | MergeWithNamespace = cast<NamespaceDecl>(DC)->getAnonymousNamespace(); |
| 1862 | } else { |
| 1863 | llvm::SmallVector<NamedDecl *, 4> ConflictingDecls; |
| 1864 | for (DeclContext::lookup_result Lookup = DC->lookup(Name); |
| 1865 | Lookup.first != Lookup.second; |
| 1866 | ++Lookup.first) { |
John McCall | 0d6b164 | 2010-04-23 18:46:30 +0000 | [diff] [blame] | 1867 | if (!(*Lookup.first)->isInIdentifierNamespace(Decl::IDNS_Namespace)) |
Douglas Gregor | 788c62d | 2010-02-21 18:26:36 +0000 | [diff] [blame] | 1868 | continue; |
| 1869 | |
| 1870 | if (NamespaceDecl *FoundNS = dyn_cast<NamespaceDecl>(*Lookup.first)) { |
| 1871 | MergeWithNamespace = FoundNS; |
| 1872 | ConflictingDecls.clear(); |
| 1873 | break; |
| 1874 | } |
| 1875 | |
| 1876 | ConflictingDecls.push_back(*Lookup.first); |
| 1877 | } |
| 1878 | |
| 1879 | if (!ConflictingDecls.empty()) { |
John McCall | 0d6b164 | 2010-04-23 18:46:30 +0000 | [diff] [blame] | 1880 | Name = Importer.HandleNameConflict(Name, DC, Decl::IDNS_Namespace, |
Douglas Gregor | 788c62d | 2010-02-21 18:26:36 +0000 | [diff] [blame] | 1881 | ConflictingDecls.data(), |
| 1882 | ConflictingDecls.size()); |
| 1883 | } |
| 1884 | } |
| 1885 | |
| 1886 | // Create the "to" namespace, if needed. |
| 1887 | NamespaceDecl *ToNamespace = MergeWithNamespace; |
| 1888 | if (!ToNamespace) { |
| 1889 | ToNamespace = NamespaceDecl::Create(Importer.getToContext(), DC, Loc, |
| 1890 | Name.getAsIdentifierInfo()); |
| 1891 | ToNamespace->setLexicalDeclContext(LexicalDC); |
| 1892 | LexicalDC->addDecl(ToNamespace); |
| 1893 | |
| 1894 | // If this is an anonymous namespace, register it as the anonymous |
| 1895 | // namespace within its context. |
| 1896 | if (!Name) { |
| 1897 | if (TranslationUnitDecl *TU = dyn_cast<TranslationUnitDecl>(DC)) |
| 1898 | TU->setAnonymousNamespace(ToNamespace); |
| 1899 | else |
| 1900 | cast<NamespaceDecl>(DC)->setAnonymousNamespace(ToNamespace); |
| 1901 | } |
| 1902 | } |
| 1903 | Importer.Imported(D, ToNamespace); |
| 1904 | |
| 1905 | ImportDeclContext(D); |
| 1906 | |
| 1907 | return ToNamespace; |
| 1908 | } |
| 1909 | |
Douglas Gregor | 9e5d996 | 2010-02-10 21:10:29 +0000 | [diff] [blame] | 1910 | Decl *ASTNodeImporter::VisitTypedefDecl(TypedefDecl *D) { |
| 1911 | // Import the major distinguishing characteristics of this typedef. |
| 1912 | DeclContext *DC, *LexicalDC; |
| 1913 | DeclarationName Name; |
| 1914 | SourceLocation Loc; |
| 1915 | if (ImportDeclParts(D, DC, LexicalDC, Name, Loc)) |
| 1916 | return 0; |
| 1917 | |
Douglas Gregor | 9e5d996 | 2010-02-10 21:10:29 +0000 | [diff] [blame] | 1918 | // If this typedef is not in block scope, determine whether we've |
| 1919 | // seen a typedef with the same name (that we can merge with) or any |
| 1920 | // other entity by that name (which name lookup could conflict with). |
| 1921 | if (!DC->isFunctionOrMethod()) { |
| 1922 | llvm::SmallVector<NamedDecl *, 4> ConflictingDecls; |
| 1923 | unsigned IDNS = Decl::IDNS_Ordinary; |
| 1924 | for (DeclContext::lookup_result Lookup = DC->lookup(Name); |
| 1925 | Lookup.first != Lookup.second; |
| 1926 | ++Lookup.first) { |
| 1927 | if (!(*Lookup.first)->isInIdentifierNamespace(IDNS)) |
| 1928 | continue; |
| 1929 | if (TypedefDecl *FoundTypedef = dyn_cast<TypedefDecl>(*Lookup.first)) { |
Douglas Gregor | ea35d11 | 2010-02-15 23:54:17 +0000 | [diff] [blame] | 1930 | if (Importer.IsStructurallyEquivalent(D->getUnderlyingType(), |
| 1931 | FoundTypedef->getUnderlyingType())) |
Douglas Gregor | 5ce5dab | 2010-02-12 23:44:20 +0000 | [diff] [blame] | 1932 | return Importer.Imported(D, FoundTypedef); |
Douglas Gregor | 9e5d996 | 2010-02-10 21:10:29 +0000 | [diff] [blame] | 1933 | } |
| 1934 | |
| 1935 | ConflictingDecls.push_back(*Lookup.first); |
| 1936 | } |
| 1937 | |
| 1938 | if (!ConflictingDecls.empty()) { |
| 1939 | Name = Importer.HandleNameConflict(Name, DC, IDNS, |
| 1940 | ConflictingDecls.data(), |
| 1941 | ConflictingDecls.size()); |
| 1942 | if (!Name) |
| 1943 | return 0; |
| 1944 | } |
| 1945 | } |
| 1946 | |
Douglas Gregor | ea35d11 | 2010-02-15 23:54:17 +0000 | [diff] [blame] | 1947 | // Import the underlying type of this typedef; |
| 1948 | QualType T = Importer.Import(D->getUnderlyingType()); |
| 1949 | if (T.isNull()) |
| 1950 | return 0; |
| 1951 | |
Douglas Gregor | 9e5d996 | 2010-02-10 21:10:29 +0000 | [diff] [blame] | 1952 | // Create the new typedef node. |
| 1953 | TypeSourceInfo *TInfo = Importer.Import(D->getTypeSourceInfo()); |
| 1954 | TypedefDecl *ToTypedef = TypedefDecl::Create(Importer.getToContext(), DC, |
| 1955 | Loc, Name.getAsIdentifierInfo(), |
| 1956 | TInfo); |
Douglas Gregor | 325bf17 | 2010-02-22 17:42:47 +0000 | [diff] [blame] | 1957 | ToTypedef->setAccess(D->getAccess()); |
Douglas Gregor | 9e5d996 | 2010-02-10 21:10:29 +0000 | [diff] [blame] | 1958 | ToTypedef->setLexicalDeclContext(LexicalDC); |
Douglas Gregor | 5ce5dab | 2010-02-12 23:44:20 +0000 | [diff] [blame] | 1959 | Importer.Imported(D, ToTypedef); |
Douglas Gregor | 9e5d996 | 2010-02-10 21:10:29 +0000 | [diff] [blame] | 1960 | LexicalDC->addDecl(ToTypedef); |
Douglas Gregor | ea35d11 | 2010-02-15 23:54:17 +0000 | [diff] [blame] | 1961 | |
Douglas Gregor | 9e5d996 | 2010-02-10 21:10:29 +0000 | [diff] [blame] | 1962 | return ToTypedef; |
| 1963 | } |
| 1964 | |
Douglas Gregor | 36ead2e | 2010-02-12 22:17:39 +0000 | [diff] [blame] | 1965 | Decl *ASTNodeImporter::VisitEnumDecl(EnumDecl *D) { |
| 1966 | // Import the major distinguishing characteristics of this enum. |
| 1967 | DeclContext *DC, *LexicalDC; |
| 1968 | DeclarationName Name; |
| 1969 | SourceLocation Loc; |
| 1970 | if (ImportDeclParts(D, DC, LexicalDC, Name, Loc)) |
| 1971 | return 0; |
| 1972 | |
| 1973 | // Figure out what enum name we're looking for. |
| 1974 | unsigned IDNS = Decl::IDNS_Tag; |
| 1975 | DeclarationName SearchName = Name; |
| 1976 | if (!SearchName && D->getTypedefForAnonDecl()) { |
| 1977 | SearchName = Importer.Import(D->getTypedefForAnonDecl()->getDeclName()); |
| 1978 | IDNS = Decl::IDNS_Ordinary; |
| 1979 | } else if (Importer.getToContext().getLangOptions().CPlusPlus) |
| 1980 | IDNS |= Decl::IDNS_Ordinary; |
| 1981 | |
| 1982 | // We may already have an enum of the same name; try to find and match it. |
| 1983 | if (!DC->isFunctionOrMethod() && SearchName) { |
| 1984 | llvm::SmallVector<NamedDecl *, 4> ConflictingDecls; |
| 1985 | for (DeclContext::lookup_result Lookup = DC->lookup(Name); |
| 1986 | Lookup.first != Lookup.second; |
| 1987 | ++Lookup.first) { |
| 1988 | if (!(*Lookup.first)->isInIdentifierNamespace(IDNS)) |
| 1989 | continue; |
| 1990 | |
| 1991 | Decl *Found = *Lookup.first; |
| 1992 | if (TypedefDecl *Typedef = dyn_cast<TypedefDecl>(Found)) { |
| 1993 | if (const TagType *Tag = Typedef->getUnderlyingType()->getAs<TagType>()) |
| 1994 | Found = Tag->getDecl(); |
| 1995 | } |
| 1996 | |
| 1997 | if (EnumDecl *FoundEnum = dyn_cast<EnumDecl>(Found)) { |
Douglas Gregor | 5ce5dab | 2010-02-12 23:44:20 +0000 | [diff] [blame] | 1998 | if (IsStructuralMatch(D, FoundEnum)) |
| 1999 | return Importer.Imported(D, FoundEnum); |
Douglas Gregor | 36ead2e | 2010-02-12 22:17:39 +0000 | [diff] [blame] | 2000 | } |
| 2001 | |
| 2002 | ConflictingDecls.push_back(*Lookup.first); |
| 2003 | } |
| 2004 | |
| 2005 | if (!ConflictingDecls.empty()) { |
| 2006 | Name = Importer.HandleNameConflict(Name, DC, IDNS, |
| 2007 | ConflictingDecls.data(), |
| 2008 | ConflictingDecls.size()); |
| 2009 | } |
| 2010 | } |
| 2011 | |
| 2012 | // Create the enum declaration. |
Douglas Gregor | 73dc30b | 2010-02-15 22:01:00 +0000 | [diff] [blame] | 2013 | EnumDecl *D2 = EnumDecl::Create(Importer.getToContext(), DC, Loc, |
Abramo Bagnara | a88cefd | 2010-12-03 18:54:17 +0000 | [diff] [blame] | 2014 | Name.getAsIdentifierInfo(), |
| 2015 | Importer.Import(D->getTagKeywordLoc()), 0, |
| 2016 | D->isScoped(), D->isScopedUsingClassTag(), |
| 2017 | D->isFixed()); |
John McCall | b621766 | 2010-03-15 10:12:16 +0000 | [diff] [blame] | 2018 | // Import the qualifier, if any. |
| 2019 | if (D->getQualifier()) { |
| 2020 | NestedNameSpecifier *NNS = Importer.Import(D->getQualifier()); |
| 2021 | SourceRange NNSRange = Importer.Import(D->getQualifierRange()); |
| 2022 | D2->setQualifierInfo(NNS, NNSRange); |
| 2023 | } |
Douglas Gregor | 325bf17 | 2010-02-22 17:42:47 +0000 | [diff] [blame] | 2024 | D2->setAccess(D->getAccess()); |
Douglas Gregor | 73dc30b | 2010-02-15 22:01:00 +0000 | [diff] [blame] | 2025 | D2->setLexicalDeclContext(LexicalDC); |
| 2026 | Importer.Imported(D, D2); |
| 2027 | LexicalDC->addDecl(D2); |
Douglas Gregor | 36ead2e | 2010-02-12 22:17:39 +0000 | [diff] [blame] | 2028 | |
| 2029 | // Import the integer type. |
| 2030 | QualType ToIntegerType = Importer.Import(D->getIntegerType()); |
| 2031 | if (ToIntegerType.isNull()) |
| 2032 | return 0; |
Douglas Gregor | 73dc30b | 2010-02-15 22:01:00 +0000 | [diff] [blame] | 2033 | D2->setIntegerType(ToIntegerType); |
Douglas Gregor | 36ead2e | 2010-02-12 22:17:39 +0000 | [diff] [blame] | 2034 | |
| 2035 | // Import the definition |
| 2036 | if (D->isDefinition()) { |
| 2037 | QualType T = Importer.Import(Importer.getFromContext().getTypeDeclType(D)); |
| 2038 | if (T.isNull()) |
| 2039 | return 0; |
| 2040 | |
| 2041 | QualType ToPromotionType = Importer.Import(D->getPromotionType()); |
| 2042 | if (ToPromotionType.isNull()) |
| 2043 | return 0; |
| 2044 | |
Douglas Gregor | 73dc30b | 2010-02-15 22:01:00 +0000 | [diff] [blame] | 2045 | D2->startDefinition(); |
Douglas Gregor | 083a821 | 2010-02-21 18:24:45 +0000 | [diff] [blame] | 2046 | ImportDeclContext(D); |
John McCall | 1b5a618 | 2010-05-06 08:49:23 +0000 | [diff] [blame] | 2047 | |
| 2048 | // FIXME: we might need to merge the number of positive or negative bits |
| 2049 | // if the enumerator lists don't match. |
| 2050 | D2->completeDefinition(T, ToPromotionType, |
| 2051 | D->getNumPositiveBits(), |
| 2052 | D->getNumNegativeBits()); |
Douglas Gregor | 36ead2e | 2010-02-12 22:17:39 +0000 | [diff] [blame] | 2053 | } |
| 2054 | |
Douglas Gregor | 73dc30b | 2010-02-15 22:01:00 +0000 | [diff] [blame] | 2055 | return D2; |
Douglas Gregor | 36ead2e | 2010-02-12 22:17:39 +0000 | [diff] [blame] | 2056 | } |
| 2057 | |
Douglas Gregor | 96a01b4 | 2010-02-11 00:48:18 +0000 | [diff] [blame] | 2058 | Decl *ASTNodeImporter::VisitRecordDecl(RecordDecl *D) { |
| 2059 | // If this record has a definition in the translation unit we're coming from, |
| 2060 | // but this particular declaration is not that definition, import the |
| 2061 | // definition and map to that. |
Douglas Gregor | 952b017 | 2010-02-11 01:04:33 +0000 | [diff] [blame] | 2062 | TagDecl *Definition = D->getDefinition(); |
Douglas Gregor | 96a01b4 | 2010-02-11 00:48:18 +0000 | [diff] [blame] | 2063 | if (Definition && Definition != D) { |
| 2064 | Decl *ImportedDef = Importer.Import(Definition); |
Douglas Gregor | 5ce5dab | 2010-02-12 23:44:20 +0000 | [diff] [blame] | 2065 | if (!ImportedDef) |
| 2066 | return 0; |
| 2067 | |
| 2068 | return Importer.Imported(D, ImportedDef); |
Douglas Gregor | 96a01b4 | 2010-02-11 00:48:18 +0000 | [diff] [blame] | 2069 | } |
| 2070 | |
| 2071 | // Import the major distinguishing characteristics of this record. |
| 2072 | DeclContext *DC, *LexicalDC; |
| 2073 | DeclarationName Name; |
| 2074 | SourceLocation Loc; |
| 2075 | if (ImportDeclParts(D, DC, LexicalDC, Name, Loc)) |
| 2076 | return 0; |
| 2077 | |
| 2078 | // Figure out what structure name we're looking for. |
| 2079 | unsigned IDNS = Decl::IDNS_Tag; |
| 2080 | DeclarationName SearchName = Name; |
| 2081 | if (!SearchName && D->getTypedefForAnonDecl()) { |
| 2082 | SearchName = Importer.Import(D->getTypedefForAnonDecl()->getDeclName()); |
| 2083 | IDNS = Decl::IDNS_Ordinary; |
| 2084 | } else if (Importer.getToContext().getLangOptions().CPlusPlus) |
| 2085 | IDNS |= Decl::IDNS_Ordinary; |
| 2086 | |
| 2087 | // We may already have a record of the same name; try to find and match it. |
Douglas Gregor | e72b5dc | 2010-02-12 00:09:27 +0000 | [diff] [blame] | 2088 | RecordDecl *AdoptDecl = 0; |
Douglas Gregor | 96a01b4 | 2010-02-11 00:48:18 +0000 | [diff] [blame] | 2089 | if (!DC->isFunctionOrMethod() && SearchName) { |
| 2090 | llvm::SmallVector<NamedDecl *, 4> ConflictingDecls; |
| 2091 | for (DeclContext::lookup_result Lookup = DC->lookup(Name); |
| 2092 | Lookup.first != Lookup.second; |
| 2093 | ++Lookup.first) { |
| 2094 | if (!(*Lookup.first)->isInIdentifierNamespace(IDNS)) |
| 2095 | continue; |
| 2096 | |
| 2097 | Decl *Found = *Lookup.first; |
| 2098 | if (TypedefDecl *Typedef = dyn_cast<TypedefDecl>(Found)) { |
| 2099 | if (const TagType *Tag = Typedef->getUnderlyingType()->getAs<TagType>()) |
| 2100 | Found = Tag->getDecl(); |
| 2101 | } |
| 2102 | |
| 2103 | if (RecordDecl *FoundRecord = dyn_cast<RecordDecl>(Found)) { |
Douglas Gregor | e72b5dc | 2010-02-12 00:09:27 +0000 | [diff] [blame] | 2104 | if (RecordDecl *FoundDef = FoundRecord->getDefinition()) { |
| 2105 | if (!D->isDefinition() || IsStructuralMatch(D, FoundDef)) { |
| 2106 | // The record types structurally match, or the "from" translation |
| 2107 | // unit only had a forward declaration anyway; call it the same |
| 2108 | // function. |
| 2109 | // FIXME: For C++, we should also merge methods here. |
Douglas Gregor | 5ce5dab | 2010-02-12 23:44:20 +0000 | [diff] [blame] | 2110 | return Importer.Imported(D, FoundDef); |
Douglas Gregor | e72b5dc | 2010-02-12 00:09:27 +0000 | [diff] [blame] | 2111 | } |
| 2112 | } else { |
| 2113 | // We have a forward declaration of this type, so adopt that forward |
| 2114 | // declaration rather than building a new one. |
| 2115 | AdoptDecl = FoundRecord; |
| 2116 | continue; |
| 2117 | } |
Douglas Gregor | 96a01b4 | 2010-02-11 00:48:18 +0000 | [diff] [blame] | 2118 | } |
| 2119 | |
| 2120 | ConflictingDecls.push_back(*Lookup.first); |
| 2121 | } |
| 2122 | |
| 2123 | if (!ConflictingDecls.empty()) { |
| 2124 | Name = Importer.HandleNameConflict(Name, DC, IDNS, |
| 2125 | ConflictingDecls.data(), |
| 2126 | ConflictingDecls.size()); |
| 2127 | } |
| 2128 | } |
| 2129 | |
| 2130 | // Create the record declaration. |
Douglas Gregor | 73dc30b | 2010-02-15 22:01:00 +0000 | [diff] [blame] | 2131 | RecordDecl *D2 = AdoptDecl; |
| 2132 | if (!D2) { |
John McCall | 5250f27 | 2010-06-03 19:28:45 +0000 | [diff] [blame] | 2133 | if (isa<CXXRecordDecl>(D)) { |
Douglas Gregor | 73dc30b | 2010-02-15 22:01:00 +0000 | [diff] [blame] | 2134 | CXXRecordDecl *D2CXX = CXXRecordDecl::Create(Importer.getToContext(), |
Douglas Gregor | e72b5dc | 2010-02-12 00:09:27 +0000 | [diff] [blame] | 2135 | D->getTagKind(), |
| 2136 | DC, Loc, |
| 2137 | Name.getAsIdentifierInfo(), |
Douglas Gregor | 96a01b4 | 2010-02-11 00:48:18 +0000 | [diff] [blame] | 2138 | Importer.Import(D->getTagKeywordLoc())); |
Douglas Gregor | 73dc30b | 2010-02-15 22:01:00 +0000 | [diff] [blame] | 2139 | D2 = D2CXX; |
Douglas Gregor | 325bf17 | 2010-02-22 17:42:47 +0000 | [diff] [blame] | 2140 | D2->setAccess(D->getAccess()); |
Douglas Gregor | e72b5dc | 2010-02-12 00:09:27 +0000 | [diff] [blame] | 2141 | } else { |
Douglas Gregor | 73dc30b | 2010-02-15 22:01:00 +0000 | [diff] [blame] | 2142 | D2 = RecordDecl::Create(Importer.getToContext(), D->getTagKind(), |
Douglas Gregor | e72b5dc | 2010-02-12 00:09:27 +0000 | [diff] [blame] | 2143 | DC, Loc, |
| 2144 | Name.getAsIdentifierInfo(), |
| 2145 | Importer.Import(D->getTagKeywordLoc())); |
Douglas Gregor | 96a01b4 | 2010-02-11 00:48:18 +0000 | [diff] [blame] | 2146 | } |
John McCall | b621766 | 2010-03-15 10:12:16 +0000 | [diff] [blame] | 2147 | // Import the qualifier, if any. |
| 2148 | if (D->getQualifier()) { |
| 2149 | NestedNameSpecifier *NNS = Importer.Import(D->getQualifier()); |
| 2150 | SourceRange NNSRange = Importer.Import(D->getQualifierRange()); |
| 2151 | D2->setQualifierInfo(NNS, NNSRange); |
| 2152 | } |
Douglas Gregor | 73dc30b | 2010-02-15 22:01:00 +0000 | [diff] [blame] | 2153 | D2->setLexicalDeclContext(LexicalDC); |
| 2154 | LexicalDC->addDecl(D2); |
Douglas Gregor | 96a01b4 | 2010-02-11 00:48:18 +0000 | [diff] [blame] | 2155 | } |
Douglas Gregor | 5ce5dab | 2010-02-12 23:44:20 +0000 | [diff] [blame] | 2156 | |
Douglas Gregor | 73dc30b | 2010-02-15 22:01:00 +0000 | [diff] [blame] | 2157 | Importer.Imported(D, D2); |
Douglas Gregor | e72b5dc | 2010-02-12 00:09:27 +0000 | [diff] [blame] | 2158 | |
Douglas Gregor | d5dc83a | 2010-12-01 01:36:18 +0000 | [diff] [blame] | 2159 | if (D->isDefinition() && ImportDefinition(D, D2)) |
| 2160 | return 0; |
Douglas Gregor | 96a01b4 | 2010-02-11 00:48:18 +0000 | [diff] [blame] | 2161 | |
Douglas Gregor | 73dc30b | 2010-02-15 22:01:00 +0000 | [diff] [blame] | 2162 | return D2; |
Douglas Gregor | 96a01b4 | 2010-02-11 00:48:18 +0000 | [diff] [blame] | 2163 | } |
| 2164 | |
Douglas Gregor | 36ead2e | 2010-02-12 22:17:39 +0000 | [diff] [blame] | 2165 | Decl *ASTNodeImporter::VisitEnumConstantDecl(EnumConstantDecl *D) { |
| 2166 | // Import the major distinguishing characteristics of this enumerator. |
| 2167 | DeclContext *DC, *LexicalDC; |
| 2168 | DeclarationName Name; |
| 2169 | SourceLocation Loc; |
Douglas Gregor | ea35d11 | 2010-02-15 23:54:17 +0000 | [diff] [blame] | 2170 | if (ImportDeclParts(D, DC, LexicalDC, Name, Loc)) |
Douglas Gregor | 36ead2e | 2010-02-12 22:17:39 +0000 | [diff] [blame] | 2171 | return 0; |
Douglas Gregor | ea35d11 | 2010-02-15 23:54:17 +0000 | [diff] [blame] | 2172 | |
| 2173 | QualType T = Importer.Import(D->getType()); |
| 2174 | if (T.isNull()) |
| 2175 | return 0; |
| 2176 | |
Douglas Gregor | 36ead2e | 2010-02-12 22:17:39 +0000 | [diff] [blame] | 2177 | // Determine whether there are any other declarations with the same name and |
| 2178 | // in the same context. |
| 2179 | if (!LexicalDC->isFunctionOrMethod()) { |
| 2180 | llvm::SmallVector<NamedDecl *, 4> ConflictingDecls; |
| 2181 | unsigned IDNS = Decl::IDNS_Ordinary; |
| 2182 | for (DeclContext::lookup_result Lookup = DC->lookup(Name); |
| 2183 | Lookup.first != Lookup.second; |
| 2184 | ++Lookup.first) { |
| 2185 | if (!(*Lookup.first)->isInIdentifierNamespace(IDNS)) |
| 2186 | continue; |
| 2187 | |
| 2188 | ConflictingDecls.push_back(*Lookup.first); |
| 2189 | } |
| 2190 | |
| 2191 | if (!ConflictingDecls.empty()) { |
| 2192 | Name = Importer.HandleNameConflict(Name, DC, IDNS, |
| 2193 | ConflictingDecls.data(), |
| 2194 | ConflictingDecls.size()); |
| 2195 | if (!Name) |
| 2196 | return 0; |
| 2197 | } |
| 2198 | } |
| 2199 | |
| 2200 | Expr *Init = Importer.Import(D->getInitExpr()); |
| 2201 | if (D->getInitExpr() && !Init) |
| 2202 | return 0; |
| 2203 | |
| 2204 | EnumConstantDecl *ToEnumerator |
| 2205 | = EnumConstantDecl::Create(Importer.getToContext(), cast<EnumDecl>(DC), Loc, |
| 2206 | Name.getAsIdentifierInfo(), T, |
| 2207 | Init, D->getInitVal()); |
Douglas Gregor | 325bf17 | 2010-02-22 17:42:47 +0000 | [diff] [blame] | 2208 | ToEnumerator->setAccess(D->getAccess()); |
Douglas Gregor | 36ead2e | 2010-02-12 22:17:39 +0000 | [diff] [blame] | 2209 | ToEnumerator->setLexicalDeclContext(LexicalDC); |
Douglas Gregor | 5ce5dab | 2010-02-12 23:44:20 +0000 | [diff] [blame] | 2210 | Importer.Imported(D, ToEnumerator); |
Douglas Gregor | 36ead2e | 2010-02-12 22:17:39 +0000 | [diff] [blame] | 2211 | LexicalDC->addDecl(ToEnumerator); |
| 2212 | return ToEnumerator; |
| 2213 | } |
Douglas Gregor | 96a01b4 | 2010-02-11 00:48:18 +0000 | [diff] [blame] | 2214 | |
Douglas Gregor | a404ea6 | 2010-02-10 19:54:31 +0000 | [diff] [blame] | 2215 | Decl *ASTNodeImporter::VisitFunctionDecl(FunctionDecl *D) { |
| 2216 | // Import the major distinguishing characteristics of this function. |
| 2217 | DeclContext *DC, *LexicalDC; |
| 2218 | DeclarationName Name; |
Douglas Gregor | a404ea6 | 2010-02-10 19:54:31 +0000 | [diff] [blame] | 2219 | SourceLocation Loc; |
Douglas Gregor | ea35d11 | 2010-02-15 23:54:17 +0000 | [diff] [blame] | 2220 | if (ImportDeclParts(D, DC, LexicalDC, Name, Loc)) |
Douglas Gregor | 089459a | 2010-02-08 21:09:39 +0000 | [diff] [blame] | 2221 | return 0; |
Abramo Bagnara | 2577743 | 2010-08-11 22:01:17 +0000 | [diff] [blame] | 2222 | |
Douglas Gregor | a404ea6 | 2010-02-10 19:54:31 +0000 | [diff] [blame] | 2223 | // Try to find a function in our own ("to") context with the same name, same |
| 2224 | // type, and in the same context as the function we're importing. |
| 2225 | if (!LexicalDC->isFunctionOrMethod()) { |
| 2226 | llvm::SmallVector<NamedDecl *, 4> ConflictingDecls; |
| 2227 | unsigned IDNS = Decl::IDNS_Ordinary; |
| 2228 | for (DeclContext::lookup_result Lookup = DC->lookup(Name); |
| 2229 | Lookup.first != Lookup.second; |
| 2230 | ++Lookup.first) { |
| 2231 | if (!(*Lookup.first)->isInIdentifierNamespace(IDNS)) |
| 2232 | continue; |
Douglas Gregor | 089459a | 2010-02-08 21:09:39 +0000 | [diff] [blame] | 2233 | |
Douglas Gregor | a404ea6 | 2010-02-10 19:54:31 +0000 | [diff] [blame] | 2234 | if (FunctionDecl *FoundFunction = dyn_cast<FunctionDecl>(*Lookup.first)) { |
| 2235 | if (isExternalLinkage(FoundFunction->getLinkage()) && |
| 2236 | isExternalLinkage(D->getLinkage())) { |
Douglas Gregor | ea35d11 | 2010-02-15 23:54:17 +0000 | [diff] [blame] | 2237 | if (Importer.IsStructurallyEquivalent(D->getType(), |
| 2238 | FoundFunction->getType())) { |
Douglas Gregor | a404ea6 | 2010-02-10 19:54:31 +0000 | [diff] [blame] | 2239 | // FIXME: Actually try to merge the body and other attributes. |
Douglas Gregor | 5ce5dab | 2010-02-12 23:44:20 +0000 | [diff] [blame] | 2240 | return Importer.Imported(D, FoundFunction); |
Douglas Gregor | a404ea6 | 2010-02-10 19:54:31 +0000 | [diff] [blame] | 2241 | } |
| 2242 | |
| 2243 | // FIXME: Check for overloading more carefully, e.g., by boosting |
| 2244 | // Sema::IsOverload out to the AST library. |
| 2245 | |
| 2246 | // Function overloading is okay in C++. |
| 2247 | if (Importer.getToContext().getLangOptions().CPlusPlus) |
| 2248 | continue; |
| 2249 | |
| 2250 | // Complain about inconsistent function types. |
| 2251 | Importer.ToDiag(Loc, diag::err_odr_function_type_inconsistent) |
Douglas Gregor | ea35d11 | 2010-02-15 23:54:17 +0000 | [diff] [blame] | 2252 | << Name << D->getType() << FoundFunction->getType(); |
Douglas Gregor | a404ea6 | 2010-02-10 19:54:31 +0000 | [diff] [blame] | 2253 | Importer.ToDiag(FoundFunction->getLocation(), |
| 2254 | diag::note_odr_value_here) |
| 2255 | << FoundFunction->getType(); |
| 2256 | } |
| 2257 | } |
| 2258 | |
| 2259 | ConflictingDecls.push_back(*Lookup.first); |
| 2260 | } |
| 2261 | |
| 2262 | if (!ConflictingDecls.empty()) { |
| 2263 | Name = Importer.HandleNameConflict(Name, DC, IDNS, |
| 2264 | ConflictingDecls.data(), |
| 2265 | ConflictingDecls.size()); |
| 2266 | if (!Name) |
| 2267 | return 0; |
| 2268 | } |
Douglas Gregor | 9bed879 | 2010-02-09 19:21:46 +0000 | [diff] [blame] | 2269 | } |
Douglas Gregor | ea35d11 | 2010-02-15 23:54:17 +0000 | [diff] [blame] | 2270 | |
Abramo Bagnara | 2577743 | 2010-08-11 22:01:17 +0000 | [diff] [blame] | 2271 | DeclarationNameInfo NameInfo(Name, Loc); |
| 2272 | // Import additional name location/type info. |
| 2273 | ImportDeclarationNameLoc(D->getNameInfo(), NameInfo); |
| 2274 | |
Douglas Gregor | ea35d11 | 2010-02-15 23:54:17 +0000 | [diff] [blame] | 2275 | // Import the type. |
| 2276 | QualType T = Importer.Import(D->getType()); |
| 2277 | if (T.isNull()) |
| 2278 | return 0; |
Douglas Gregor | a404ea6 | 2010-02-10 19:54:31 +0000 | [diff] [blame] | 2279 | |
| 2280 | // Import the function parameters. |
| 2281 | llvm::SmallVector<ParmVarDecl *, 8> Parameters; |
| 2282 | for (FunctionDecl::param_iterator P = D->param_begin(), PEnd = D->param_end(); |
| 2283 | P != PEnd; ++P) { |
| 2284 | ParmVarDecl *ToP = cast_or_null<ParmVarDecl>(Importer.Import(*P)); |
| 2285 | if (!ToP) |
| 2286 | return 0; |
| 2287 | |
| 2288 | Parameters.push_back(ToP); |
| 2289 | } |
| 2290 | |
| 2291 | // Create the imported function. |
| 2292 | TypeSourceInfo *TInfo = Importer.Import(D->getTypeSourceInfo()); |
Douglas Gregor | c144f35 | 2010-02-21 18:29:16 +0000 | [diff] [blame] | 2293 | FunctionDecl *ToFunction = 0; |
| 2294 | if (CXXConstructorDecl *FromConstructor = dyn_cast<CXXConstructorDecl>(D)) { |
| 2295 | ToFunction = CXXConstructorDecl::Create(Importer.getToContext(), |
| 2296 | cast<CXXRecordDecl>(DC), |
Abramo Bagnara | 2577743 | 2010-08-11 22:01:17 +0000 | [diff] [blame] | 2297 | NameInfo, T, TInfo, |
Douglas Gregor | c144f35 | 2010-02-21 18:29:16 +0000 | [diff] [blame] | 2298 | FromConstructor->isExplicit(), |
| 2299 | D->isInlineSpecified(), |
| 2300 | D->isImplicit()); |
| 2301 | } else if (isa<CXXDestructorDecl>(D)) { |
| 2302 | ToFunction = CXXDestructorDecl::Create(Importer.getToContext(), |
| 2303 | cast<CXXRecordDecl>(DC), |
Craig Silverstein | b41d899 | 2010-10-21 00:44:50 +0000 | [diff] [blame] | 2304 | NameInfo, T, TInfo, |
Douglas Gregor | c144f35 | 2010-02-21 18:29:16 +0000 | [diff] [blame] | 2305 | D->isInlineSpecified(), |
| 2306 | D->isImplicit()); |
| 2307 | } else if (CXXConversionDecl *FromConversion |
| 2308 | = dyn_cast<CXXConversionDecl>(D)) { |
| 2309 | ToFunction = CXXConversionDecl::Create(Importer.getToContext(), |
| 2310 | cast<CXXRecordDecl>(DC), |
Abramo Bagnara | 2577743 | 2010-08-11 22:01:17 +0000 | [diff] [blame] | 2311 | NameInfo, T, TInfo, |
Douglas Gregor | c144f35 | 2010-02-21 18:29:16 +0000 | [diff] [blame] | 2312 | D->isInlineSpecified(), |
| 2313 | FromConversion->isExplicit()); |
Douglas Gregor | 0629cbe | 2010-11-29 16:04:58 +0000 | [diff] [blame] | 2314 | } else if (CXXMethodDecl *Method = dyn_cast<CXXMethodDecl>(D)) { |
| 2315 | ToFunction = CXXMethodDecl::Create(Importer.getToContext(), |
| 2316 | cast<CXXRecordDecl>(DC), |
| 2317 | NameInfo, T, TInfo, |
| 2318 | Method->isStatic(), |
| 2319 | Method->getStorageClassAsWritten(), |
| 2320 | Method->isInlineSpecified()); |
Douglas Gregor | c144f35 | 2010-02-21 18:29:16 +0000 | [diff] [blame] | 2321 | } else { |
Abramo Bagnara | 2577743 | 2010-08-11 22:01:17 +0000 | [diff] [blame] | 2322 | ToFunction = FunctionDecl::Create(Importer.getToContext(), DC, |
| 2323 | NameInfo, T, TInfo, D->getStorageClass(), |
Douglas Gregor | 16573fa | 2010-04-19 22:54:31 +0000 | [diff] [blame] | 2324 | D->getStorageClassAsWritten(), |
Douglas Gregor | c144f35 | 2010-02-21 18:29:16 +0000 | [diff] [blame] | 2325 | D->isInlineSpecified(), |
| 2326 | D->hasWrittenPrototype()); |
| 2327 | } |
John McCall | b621766 | 2010-03-15 10:12:16 +0000 | [diff] [blame] | 2328 | |
| 2329 | // Import the qualifier, if any. |
| 2330 | if (D->getQualifier()) { |
| 2331 | NestedNameSpecifier *NNS = Importer.Import(D->getQualifier()); |
| 2332 | SourceRange NNSRange = Importer.Import(D->getQualifierRange()); |
| 2333 | ToFunction->setQualifierInfo(NNS, NNSRange); |
| 2334 | } |
Douglas Gregor | 325bf17 | 2010-02-22 17:42:47 +0000 | [diff] [blame] | 2335 | ToFunction->setAccess(D->getAccess()); |
Douglas Gregor | c3f2d2b | 2010-02-17 02:12:47 +0000 | [diff] [blame] | 2336 | ToFunction->setLexicalDeclContext(LexicalDC); |
| 2337 | Importer.Imported(D, ToFunction); |
Douglas Gregor | 9bed879 | 2010-02-09 19:21:46 +0000 | [diff] [blame] | 2338 | |
Douglas Gregor | a404ea6 | 2010-02-10 19:54:31 +0000 | [diff] [blame] | 2339 | // Set the parameters. |
| 2340 | for (unsigned I = 0, N = Parameters.size(); I != N; ++I) { |
Douglas Gregor | c3f2d2b | 2010-02-17 02:12:47 +0000 | [diff] [blame] | 2341 | Parameters[I]->setOwningFunction(ToFunction); |
| 2342 | ToFunction->addDecl(Parameters[I]); |
Douglas Gregor | a404ea6 | 2010-02-10 19:54:31 +0000 | [diff] [blame] | 2343 | } |
Douglas Gregor | c3f2d2b | 2010-02-17 02:12:47 +0000 | [diff] [blame] | 2344 | ToFunction->setParams(Parameters.data(), Parameters.size()); |
Douglas Gregor | a404ea6 | 2010-02-10 19:54:31 +0000 | [diff] [blame] | 2345 | |
| 2346 | // FIXME: Other bits to merge? |
Douglas Gregor | 81134ad | 2010-10-01 23:55:07 +0000 | [diff] [blame] | 2347 | |
| 2348 | // Add this function to the lexical context. |
| 2349 | LexicalDC->addDecl(ToFunction); |
| 2350 | |
Douglas Gregor | c3f2d2b | 2010-02-17 02:12:47 +0000 | [diff] [blame] | 2351 | return ToFunction; |
Douglas Gregor | a404ea6 | 2010-02-10 19:54:31 +0000 | [diff] [blame] | 2352 | } |
| 2353 | |
Douglas Gregor | c144f35 | 2010-02-21 18:29:16 +0000 | [diff] [blame] | 2354 | Decl *ASTNodeImporter::VisitCXXMethodDecl(CXXMethodDecl *D) { |
| 2355 | return VisitFunctionDecl(D); |
| 2356 | } |
| 2357 | |
| 2358 | Decl *ASTNodeImporter::VisitCXXConstructorDecl(CXXConstructorDecl *D) { |
| 2359 | return VisitCXXMethodDecl(D); |
| 2360 | } |
| 2361 | |
| 2362 | Decl *ASTNodeImporter::VisitCXXDestructorDecl(CXXDestructorDecl *D) { |
| 2363 | return VisitCXXMethodDecl(D); |
| 2364 | } |
| 2365 | |
| 2366 | Decl *ASTNodeImporter::VisitCXXConversionDecl(CXXConversionDecl *D) { |
| 2367 | return VisitCXXMethodDecl(D); |
| 2368 | } |
| 2369 | |
Douglas Gregor | 96a01b4 | 2010-02-11 00:48:18 +0000 | [diff] [blame] | 2370 | Decl *ASTNodeImporter::VisitFieldDecl(FieldDecl *D) { |
| 2371 | // Import the major distinguishing characteristics of a variable. |
| 2372 | DeclContext *DC, *LexicalDC; |
| 2373 | DeclarationName Name; |
Douglas Gregor | 96a01b4 | 2010-02-11 00:48:18 +0000 | [diff] [blame] | 2374 | SourceLocation Loc; |
Douglas Gregor | ea35d11 | 2010-02-15 23:54:17 +0000 | [diff] [blame] | 2375 | if (ImportDeclParts(D, DC, LexicalDC, Name, Loc)) |
| 2376 | return 0; |
| 2377 | |
| 2378 | // Import the type. |
| 2379 | QualType T = Importer.Import(D->getType()); |
| 2380 | if (T.isNull()) |
Douglas Gregor | 96a01b4 | 2010-02-11 00:48:18 +0000 | [diff] [blame] | 2381 | return 0; |
| 2382 | |
| 2383 | TypeSourceInfo *TInfo = Importer.Import(D->getTypeSourceInfo()); |
| 2384 | Expr *BitWidth = Importer.Import(D->getBitWidth()); |
| 2385 | if (!BitWidth && D->getBitWidth()) |
| 2386 | return 0; |
| 2387 | |
| 2388 | FieldDecl *ToField = FieldDecl::Create(Importer.getToContext(), DC, |
| 2389 | Loc, Name.getAsIdentifierInfo(), |
| 2390 | T, TInfo, BitWidth, D->isMutable()); |
Douglas Gregor | 325bf17 | 2010-02-22 17:42:47 +0000 | [diff] [blame] | 2391 | ToField->setAccess(D->getAccess()); |
Douglas Gregor | 96a01b4 | 2010-02-11 00:48:18 +0000 | [diff] [blame] | 2392 | ToField->setLexicalDeclContext(LexicalDC); |
Douglas Gregor | 5ce5dab | 2010-02-12 23:44:20 +0000 | [diff] [blame] | 2393 | Importer.Imported(D, ToField); |
Douglas Gregor | 96a01b4 | 2010-02-11 00:48:18 +0000 | [diff] [blame] | 2394 | LexicalDC->addDecl(ToField); |
| 2395 | return ToField; |
| 2396 | } |
| 2397 | |
Francois Pichet | 87c2e12 | 2010-11-21 06:08:52 +0000 | [diff] [blame] | 2398 | Decl *ASTNodeImporter::VisitIndirectFieldDecl(IndirectFieldDecl *D) { |
| 2399 | // Import the major distinguishing characteristics of a variable. |
| 2400 | DeclContext *DC, *LexicalDC; |
| 2401 | DeclarationName Name; |
| 2402 | SourceLocation Loc; |
| 2403 | if (ImportDeclParts(D, DC, LexicalDC, Name, Loc)) |
| 2404 | return 0; |
| 2405 | |
| 2406 | // Import the type. |
| 2407 | QualType T = Importer.Import(D->getType()); |
| 2408 | if (T.isNull()) |
| 2409 | return 0; |
| 2410 | |
| 2411 | NamedDecl **NamedChain = |
| 2412 | new (Importer.getToContext())NamedDecl*[D->getChainingSize()]; |
| 2413 | |
| 2414 | unsigned i = 0; |
| 2415 | for (IndirectFieldDecl::chain_iterator PI = D->chain_begin(), |
| 2416 | PE = D->chain_end(); PI != PE; ++PI) { |
| 2417 | Decl* D = Importer.Import(*PI); |
| 2418 | if (!D) |
| 2419 | return 0; |
| 2420 | NamedChain[i++] = cast<NamedDecl>(D); |
| 2421 | } |
| 2422 | |
| 2423 | IndirectFieldDecl *ToIndirectField = IndirectFieldDecl::Create( |
| 2424 | Importer.getToContext(), DC, |
| 2425 | Loc, Name.getAsIdentifierInfo(), T, |
| 2426 | NamedChain, D->getChainingSize()); |
| 2427 | ToIndirectField->setAccess(D->getAccess()); |
| 2428 | ToIndirectField->setLexicalDeclContext(LexicalDC); |
| 2429 | Importer.Imported(D, ToIndirectField); |
| 2430 | LexicalDC->addDecl(ToIndirectField); |
| 2431 | return ToIndirectField; |
| 2432 | } |
| 2433 | |
Douglas Gregor | 2e55e3a | 2010-02-17 00:34:30 +0000 | [diff] [blame] | 2434 | Decl *ASTNodeImporter::VisitObjCIvarDecl(ObjCIvarDecl *D) { |
| 2435 | // Import the major distinguishing characteristics of an ivar. |
| 2436 | DeclContext *DC, *LexicalDC; |
| 2437 | DeclarationName Name; |
| 2438 | SourceLocation Loc; |
| 2439 | if (ImportDeclParts(D, DC, LexicalDC, Name, Loc)) |
| 2440 | return 0; |
| 2441 | |
| 2442 | // Determine whether we've already imported this ivar |
| 2443 | for (DeclContext::lookup_result Lookup = DC->lookup(Name); |
| 2444 | Lookup.first != Lookup.second; |
| 2445 | ++Lookup.first) { |
| 2446 | if (ObjCIvarDecl *FoundIvar = dyn_cast<ObjCIvarDecl>(*Lookup.first)) { |
| 2447 | if (Importer.IsStructurallyEquivalent(D->getType(), |
| 2448 | FoundIvar->getType())) { |
| 2449 | Importer.Imported(D, FoundIvar); |
| 2450 | return FoundIvar; |
| 2451 | } |
| 2452 | |
| 2453 | Importer.ToDiag(Loc, diag::err_odr_ivar_type_inconsistent) |
| 2454 | << Name << D->getType() << FoundIvar->getType(); |
| 2455 | Importer.ToDiag(FoundIvar->getLocation(), diag::note_odr_value_here) |
| 2456 | << FoundIvar->getType(); |
| 2457 | return 0; |
| 2458 | } |
| 2459 | } |
| 2460 | |
| 2461 | // Import the type. |
| 2462 | QualType T = Importer.Import(D->getType()); |
| 2463 | if (T.isNull()) |
| 2464 | return 0; |
| 2465 | |
| 2466 | TypeSourceInfo *TInfo = Importer.Import(D->getTypeSourceInfo()); |
| 2467 | Expr *BitWidth = Importer.Import(D->getBitWidth()); |
| 2468 | if (!BitWidth && D->getBitWidth()) |
| 2469 | return 0; |
| 2470 | |
Daniel Dunbar | a065492 | 2010-04-02 20:10:03 +0000 | [diff] [blame] | 2471 | ObjCIvarDecl *ToIvar = ObjCIvarDecl::Create(Importer.getToContext(), |
| 2472 | cast<ObjCContainerDecl>(DC), |
Douglas Gregor | 2e55e3a | 2010-02-17 00:34:30 +0000 | [diff] [blame] | 2473 | Loc, Name.getAsIdentifierInfo(), |
| 2474 | T, TInfo, D->getAccessControl(), |
Fariborz Jahanian | ac0021b | 2010-07-17 18:35:47 +0000 | [diff] [blame] | 2475 | BitWidth, D->getSynthesize()); |
Douglas Gregor | 2e55e3a | 2010-02-17 00:34:30 +0000 | [diff] [blame] | 2476 | ToIvar->setLexicalDeclContext(LexicalDC); |
| 2477 | Importer.Imported(D, ToIvar); |
| 2478 | LexicalDC->addDecl(ToIvar); |
| 2479 | return ToIvar; |
| 2480 | |
| 2481 | } |
| 2482 | |
Douglas Gregor | a404ea6 | 2010-02-10 19:54:31 +0000 | [diff] [blame] | 2483 | Decl *ASTNodeImporter::VisitVarDecl(VarDecl *D) { |
| 2484 | // Import the major distinguishing characteristics of a variable. |
| 2485 | DeclContext *DC, *LexicalDC; |
| 2486 | DeclarationName Name; |
Douglas Gregor | a404ea6 | 2010-02-10 19:54:31 +0000 | [diff] [blame] | 2487 | SourceLocation Loc; |
Douglas Gregor | ea35d11 | 2010-02-15 23:54:17 +0000 | [diff] [blame] | 2488 | if (ImportDeclParts(D, DC, LexicalDC, Name, Loc)) |
Douglas Gregor | 089459a | 2010-02-08 21:09:39 +0000 | [diff] [blame] | 2489 | return 0; |
| 2490 | |
Douglas Gregor | 089459a | 2010-02-08 21:09:39 +0000 | [diff] [blame] | 2491 | // Try to find a variable in our own ("to") context with the same name and |
| 2492 | // in the same context as the variable we're importing. |
Douglas Gregor | 9bed879 | 2010-02-09 19:21:46 +0000 | [diff] [blame] | 2493 | if (D->isFileVarDecl()) { |
Douglas Gregor | 089459a | 2010-02-08 21:09:39 +0000 | [diff] [blame] | 2494 | VarDecl *MergeWithVar = 0; |
| 2495 | llvm::SmallVector<NamedDecl *, 4> ConflictingDecls; |
| 2496 | unsigned IDNS = Decl::IDNS_Ordinary; |
Douglas Gregor | 9bed879 | 2010-02-09 19:21:46 +0000 | [diff] [blame] | 2497 | for (DeclContext::lookup_result Lookup = DC->lookup(Name); |
Douglas Gregor | 089459a | 2010-02-08 21:09:39 +0000 | [diff] [blame] | 2498 | Lookup.first != Lookup.second; |
| 2499 | ++Lookup.first) { |
| 2500 | if (!(*Lookup.first)->isInIdentifierNamespace(IDNS)) |
| 2501 | continue; |
| 2502 | |
| 2503 | if (VarDecl *FoundVar = dyn_cast<VarDecl>(*Lookup.first)) { |
| 2504 | // We have found a variable that we may need to merge with. Check it. |
| 2505 | if (isExternalLinkage(FoundVar->getLinkage()) && |
| 2506 | isExternalLinkage(D->getLinkage())) { |
Douglas Gregor | ea35d11 | 2010-02-15 23:54:17 +0000 | [diff] [blame] | 2507 | if (Importer.IsStructurallyEquivalent(D->getType(), |
| 2508 | FoundVar->getType())) { |
Douglas Gregor | 089459a | 2010-02-08 21:09:39 +0000 | [diff] [blame] | 2509 | MergeWithVar = FoundVar; |
| 2510 | break; |
| 2511 | } |
| 2512 | |
Douglas Gregor | d014542 | 2010-02-12 17:23:39 +0000 | [diff] [blame] | 2513 | const ArrayType *FoundArray |
| 2514 | = Importer.getToContext().getAsArrayType(FoundVar->getType()); |
| 2515 | const ArrayType *TArray |
Douglas Gregor | ea35d11 | 2010-02-15 23:54:17 +0000 | [diff] [blame] | 2516 | = Importer.getToContext().getAsArrayType(D->getType()); |
Douglas Gregor | d014542 | 2010-02-12 17:23:39 +0000 | [diff] [blame] | 2517 | if (FoundArray && TArray) { |
| 2518 | if (isa<IncompleteArrayType>(FoundArray) && |
| 2519 | isa<ConstantArrayType>(TArray)) { |
Douglas Gregor | ea35d11 | 2010-02-15 23:54:17 +0000 | [diff] [blame] | 2520 | // Import the type. |
| 2521 | QualType T = Importer.Import(D->getType()); |
| 2522 | if (T.isNull()) |
| 2523 | return 0; |
| 2524 | |
Douglas Gregor | d014542 | 2010-02-12 17:23:39 +0000 | [diff] [blame] | 2525 | FoundVar->setType(T); |
| 2526 | MergeWithVar = FoundVar; |
| 2527 | break; |
| 2528 | } else if (isa<IncompleteArrayType>(TArray) && |
| 2529 | isa<ConstantArrayType>(FoundArray)) { |
| 2530 | MergeWithVar = FoundVar; |
| 2531 | break; |
Douglas Gregor | 0f962a8 | 2010-02-10 17:16:49 +0000 | [diff] [blame] | 2532 | } |
| 2533 | } |
| 2534 | |
Douglas Gregor | 089459a | 2010-02-08 21:09:39 +0000 | [diff] [blame] | 2535 | Importer.ToDiag(Loc, diag::err_odr_variable_type_inconsistent) |
Douglas Gregor | ea35d11 | 2010-02-15 23:54:17 +0000 | [diff] [blame] | 2536 | << Name << D->getType() << FoundVar->getType(); |
Douglas Gregor | 089459a | 2010-02-08 21:09:39 +0000 | [diff] [blame] | 2537 | Importer.ToDiag(FoundVar->getLocation(), diag::note_odr_value_here) |
| 2538 | << FoundVar->getType(); |
| 2539 | } |
| 2540 | } |
| 2541 | |
| 2542 | ConflictingDecls.push_back(*Lookup.first); |
| 2543 | } |
| 2544 | |
| 2545 | if (MergeWithVar) { |
| 2546 | // An equivalent variable with external linkage has been found. Link |
| 2547 | // the two declarations, then merge them. |
Douglas Gregor | 5ce5dab | 2010-02-12 23:44:20 +0000 | [diff] [blame] | 2548 | Importer.Imported(D, MergeWithVar); |
Douglas Gregor | 089459a | 2010-02-08 21:09:39 +0000 | [diff] [blame] | 2549 | |
| 2550 | if (VarDecl *DDef = D->getDefinition()) { |
| 2551 | if (VarDecl *ExistingDef = MergeWithVar->getDefinition()) { |
| 2552 | Importer.ToDiag(ExistingDef->getLocation(), |
| 2553 | diag::err_odr_variable_multiple_def) |
| 2554 | << Name; |
| 2555 | Importer.FromDiag(DDef->getLocation(), diag::note_odr_defined_here); |
| 2556 | } else { |
| 2557 | Expr *Init = Importer.Import(DDef->getInit()); |
Douglas Gregor | 838db38 | 2010-02-11 01:19:42 +0000 | [diff] [blame] | 2558 | MergeWithVar->setInit(Init); |
Douglas Gregor | 089459a | 2010-02-08 21:09:39 +0000 | [diff] [blame] | 2559 | } |
| 2560 | } |
| 2561 | |
| 2562 | return MergeWithVar; |
| 2563 | } |
| 2564 | |
| 2565 | if (!ConflictingDecls.empty()) { |
| 2566 | Name = Importer.HandleNameConflict(Name, DC, IDNS, |
| 2567 | ConflictingDecls.data(), |
| 2568 | ConflictingDecls.size()); |
| 2569 | if (!Name) |
| 2570 | return 0; |
| 2571 | } |
| 2572 | } |
Douglas Gregor | 82fc4bf | 2010-02-10 17:47:19 +0000 | [diff] [blame] | 2573 | |
Douglas Gregor | ea35d11 | 2010-02-15 23:54:17 +0000 | [diff] [blame] | 2574 | // Import the type. |
| 2575 | QualType T = Importer.Import(D->getType()); |
| 2576 | if (T.isNull()) |
| 2577 | return 0; |
| 2578 | |
Douglas Gregor | 089459a | 2010-02-08 21:09:39 +0000 | [diff] [blame] | 2579 | // Create the imported variable. |
Douglas Gregor | 82fc4bf | 2010-02-10 17:47:19 +0000 | [diff] [blame] | 2580 | TypeSourceInfo *TInfo = Importer.Import(D->getTypeSourceInfo()); |
Douglas Gregor | 089459a | 2010-02-08 21:09:39 +0000 | [diff] [blame] | 2581 | VarDecl *ToVar = VarDecl::Create(Importer.getToContext(), DC, Loc, |
| 2582 | Name.getAsIdentifierInfo(), T, TInfo, |
Douglas Gregor | 16573fa | 2010-04-19 22:54:31 +0000 | [diff] [blame] | 2583 | D->getStorageClass(), |
| 2584 | D->getStorageClassAsWritten()); |
John McCall | b621766 | 2010-03-15 10:12:16 +0000 | [diff] [blame] | 2585 | // Import the qualifier, if any. |
| 2586 | if (D->getQualifier()) { |
| 2587 | NestedNameSpecifier *NNS = Importer.Import(D->getQualifier()); |
| 2588 | SourceRange NNSRange = Importer.Import(D->getQualifierRange()); |
| 2589 | ToVar->setQualifierInfo(NNS, NNSRange); |
| 2590 | } |
Douglas Gregor | 325bf17 | 2010-02-22 17:42:47 +0000 | [diff] [blame] | 2591 | ToVar->setAccess(D->getAccess()); |
Douglas Gregor | 9bed879 | 2010-02-09 19:21:46 +0000 | [diff] [blame] | 2592 | ToVar->setLexicalDeclContext(LexicalDC); |
Douglas Gregor | 5ce5dab | 2010-02-12 23:44:20 +0000 | [diff] [blame] | 2593 | Importer.Imported(D, ToVar); |
Douglas Gregor | 9bed879 | 2010-02-09 19:21:46 +0000 | [diff] [blame] | 2594 | LexicalDC->addDecl(ToVar); |
| 2595 | |
Douglas Gregor | 089459a | 2010-02-08 21:09:39 +0000 | [diff] [blame] | 2596 | // Merge the initializer. |
| 2597 | // FIXME: Can we really import any initializer? Alternatively, we could force |
| 2598 | // ourselves to import every declaration of a variable and then only use |
| 2599 | // getInit() here. |
Douglas Gregor | 838db38 | 2010-02-11 01:19:42 +0000 | [diff] [blame] | 2600 | ToVar->setInit(Importer.Import(const_cast<Expr *>(D->getAnyInitializer()))); |
Douglas Gregor | 089459a | 2010-02-08 21:09:39 +0000 | [diff] [blame] | 2601 | |
| 2602 | // FIXME: Other bits to merge? |
| 2603 | |
| 2604 | return ToVar; |
| 2605 | } |
| 2606 | |
Douglas Gregor | 2cd0093 | 2010-02-17 21:22:52 +0000 | [diff] [blame] | 2607 | Decl *ASTNodeImporter::VisitImplicitParamDecl(ImplicitParamDecl *D) { |
| 2608 | // Parameters are created in the translation unit's context, then moved |
| 2609 | // into the function declaration's context afterward. |
| 2610 | DeclContext *DC = Importer.getToContext().getTranslationUnitDecl(); |
| 2611 | |
| 2612 | // Import the name of this declaration. |
| 2613 | DeclarationName Name = Importer.Import(D->getDeclName()); |
| 2614 | if (D->getDeclName() && !Name) |
| 2615 | return 0; |
| 2616 | |
| 2617 | // Import the location of this declaration. |
| 2618 | SourceLocation Loc = Importer.Import(D->getLocation()); |
| 2619 | |
| 2620 | // Import the parameter's type. |
| 2621 | QualType T = Importer.Import(D->getType()); |
| 2622 | if (T.isNull()) |
| 2623 | return 0; |
| 2624 | |
| 2625 | // Create the imported parameter. |
| 2626 | ImplicitParamDecl *ToParm |
| 2627 | = ImplicitParamDecl::Create(Importer.getToContext(), DC, |
| 2628 | Loc, Name.getAsIdentifierInfo(), |
| 2629 | T); |
| 2630 | return Importer.Imported(D, ToParm); |
| 2631 | } |
| 2632 | |
Douglas Gregor | a404ea6 | 2010-02-10 19:54:31 +0000 | [diff] [blame] | 2633 | Decl *ASTNodeImporter::VisitParmVarDecl(ParmVarDecl *D) { |
| 2634 | // Parameters are created in the translation unit's context, then moved |
| 2635 | // into the function declaration's context afterward. |
| 2636 | DeclContext *DC = Importer.getToContext().getTranslationUnitDecl(); |
| 2637 | |
Douglas Gregor | 82fc4bf | 2010-02-10 17:47:19 +0000 | [diff] [blame] | 2638 | // Import the name of this declaration. |
| 2639 | DeclarationName Name = Importer.Import(D->getDeclName()); |
| 2640 | if (D->getDeclName() && !Name) |
| 2641 | return 0; |
| 2642 | |
Douglas Gregor | a404ea6 | 2010-02-10 19:54:31 +0000 | [diff] [blame] | 2643 | // Import the location of this declaration. |
| 2644 | SourceLocation Loc = Importer.Import(D->getLocation()); |
| 2645 | |
| 2646 | // Import the parameter's type. |
| 2647 | QualType T = Importer.Import(D->getType()); |
| 2648 | if (T.isNull()) |
| 2649 | return 0; |
| 2650 | |
| 2651 | // Create the imported parameter. |
| 2652 | TypeSourceInfo *TInfo = Importer.Import(D->getTypeSourceInfo()); |
| 2653 | ParmVarDecl *ToParm = ParmVarDecl::Create(Importer.getToContext(), DC, |
| 2654 | Loc, Name.getAsIdentifierInfo(), |
| 2655 | T, TInfo, D->getStorageClass(), |
Douglas Gregor | 16573fa | 2010-04-19 22:54:31 +0000 | [diff] [blame] | 2656 | D->getStorageClassAsWritten(), |
Douglas Gregor | a404ea6 | 2010-02-10 19:54:31 +0000 | [diff] [blame] | 2657 | /*FIXME: Default argument*/ 0); |
John McCall | bf73b35 | 2010-03-12 18:31:32 +0000 | [diff] [blame] | 2658 | ToParm->setHasInheritedDefaultArg(D->hasInheritedDefaultArg()); |
Douglas Gregor | 5ce5dab | 2010-02-12 23:44:20 +0000 | [diff] [blame] | 2659 | return Importer.Imported(D, ToParm); |
Douglas Gregor | a404ea6 | 2010-02-10 19:54:31 +0000 | [diff] [blame] | 2660 | } |
| 2661 | |
Douglas Gregor | c3f2d2b | 2010-02-17 02:12:47 +0000 | [diff] [blame] | 2662 | Decl *ASTNodeImporter::VisitObjCMethodDecl(ObjCMethodDecl *D) { |
| 2663 | // Import the major distinguishing characteristics of a method. |
| 2664 | DeclContext *DC, *LexicalDC; |
| 2665 | DeclarationName Name; |
| 2666 | SourceLocation Loc; |
| 2667 | if (ImportDeclParts(D, DC, LexicalDC, Name, Loc)) |
| 2668 | return 0; |
| 2669 | |
| 2670 | for (DeclContext::lookup_result Lookup = DC->lookup(Name); |
| 2671 | Lookup.first != Lookup.second; |
| 2672 | ++Lookup.first) { |
| 2673 | if (ObjCMethodDecl *FoundMethod = dyn_cast<ObjCMethodDecl>(*Lookup.first)) { |
| 2674 | if (FoundMethod->isInstanceMethod() != D->isInstanceMethod()) |
| 2675 | continue; |
| 2676 | |
| 2677 | // Check return types. |
| 2678 | if (!Importer.IsStructurallyEquivalent(D->getResultType(), |
| 2679 | FoundMethod->getResultType())) { |
| 2680 | Importer.ToDiag(Loc, diag::err_odr_objc_method_result_type_inconsistent) |
| 2681 | << D->isInstanceMethod() << Name |
| 2682 | << D->getResultType() << FoundMethod->getResultType(); |
| 2683 | Importer.ToDiag(FoundMethod->getLocation(), |
| 2684 | diag::note_odr_objc_method_here) |
| 2685 | << D->isInstanceMethod() << Name; |
| 2686 | return 0; |
| 2687 | } |
| 2688 | |
| 2689 | // Check the number of parameters. |
| 2690 | if (D->param_size() != FoundMethod->param_size()) { |
| 2691 | Importer.ToDiag(Loc, diag::err_odr_objc_method_num_params_inconsistent) |
| 2692 | << D->isInstanceMethod() << Name |
| 2693 | << D->param_size() << FoundMethod->param_size(); |
| 2694 | Importer.ToDiag(FoundMethod->getLocation(), |
| 2695 | diag::note_odr_objc_method_here) |
| 2696 | << D->isInstanceMethod() << Name; |
| 2697 | return 0; |
| 2698 | } |
| 2699 | |
| 2700 | // Check parameter types. |
| 2701 | for (ObjCMethodDecl::param_iterator P = D->param_begin(), |
| 2702 | PEnd = D->param_end(), FoundP = FoundMethod->param_begin(); |
| 2703 | P != PEnd; ++P, ++FoundP) { |
| 2704 | if (!Importer.IsStructurallyEquivalent((*P)->getType(), |
| 2705 | (*FoundP)->getType())) { |
| 2706 | Importer.FromDiag((*P)->getLocation(), |
| 2707 | diag::err_odr_objc_method_param_type_inconsistent) |
| 2708 | << D->isInstanceMethod() << Name |
| 2709 | << (*P)->getType() << (*FoundP)->getType(); |
| 2710 | Importer.ToDiag((*FoundP)->getLocation(), diag::note_odr_value_here) |
| 2711 | << (*FoundP)->getType(); |
| 2712 | return 0; |
| 2713 | } |
| 2714 | } |
| 2715 | |
| 2716 | // Check variadic/non-variadic. |
| 2717 | // Check the number of parameters. |
| 2718 | if (D->isVariadic() != FoundMethod->isVariadic()) { |
| 2719 | Importer.ToDiag(Loc, diag::err_odr_objc_method_variadic_inconsistent) |
| 2720 | << D->isInstanceMethod() << Name; |
| 2721 | Importer.ToDiag(FoundMethod->getLocation(), |
| 2722 | diag::note_odr_objc_method_here) |
| 2723 | << D->isInstanceMethod() << Name; |
| 2724 | return 0; |
| 2725 | } |
| 2726 | |
| 2727 | // FIXME: Any other bits we need to merge? |
| 2728 | return Importer.Imported(D, FoundMethod); |
| 2729 | } |
| 2730 | } |
| 2731 | |
| 2732 | // Import the result type. |
| 2733 | QualType ResultTy = Importer.Import(D->getResultType()); |
| 2734 | if (ResultTy.isNull()) |
| 2735 | return 0; |
| 2736 | |
Douglas Gregor | 4bc1cb6 | 2010-03-08 14:59:44 +0000 | [diff] [blame] | 2737 | TypeSourceInfo *ResultTInfo = Importer.Import(D->getResultTypeSourceInfo()); |
| 2738 | |
Douglas Gregor | c3f2d2b | 2010-02-17 02:12:47 +0000 | [diff] [blame] | 2739 | ObjCMethodDecl *ToMethod |
| 2740 | = ObjCMethodDecl::Create(Importer.getToContext(), |
| 2741 | Loc, |
| 2742 | Importer.Import(D->getLocEnd()), |
| 2743 | Name.getObjCSelector(), |
Douglas Gregor | 4bc1cb6 | 2010-03-08 14:59:44 +0000 | [diff] [blame] | 2744 | ResultTy, ResultTInfo, DC, |
Douglas Gregor | c3f2d2b | 2010-02-17 02:12:47 +0000 | [diff] [blame] | 2745 | D->isInstanceMethod(), |
| 2746 | D->isVariadic(), |
| 2747 | D->isSynthesized(), |
Fariborz Jahanian | 3fe1041 | 2010-07-22 18:24:20 +0000 | [diff] [blame] | 2748 | D->isDefined(), |
Douglas Gregor | c3f2d2b | 2010-02-17 02:12:47 +0000 | [diff] [blame] | 2749 | D->getImplementationControl()); |
| 2750 | |
| 2751 | // FIXME: When we decide to merge method definitions, we'll need to |
| 2752 | // deal with implicit parameters. |
| 2753 | |
| 2754 | // Import the parameters |
| 2755 | llvm::SmallVector<ParmVarDecl *, 5> ToParams; |
| 2756 | for (ObjCMethodDecl::param_iterator FromP = D->param_begin(), |
| 2757 | FromPEnd = D->param_end(); |
| 2758 | FromP != FromPEnd; |
| 2759 | ++FromP) { |
| 2760 | ParmVarDecl *ToP = cast_or_null<ParmVarDecl>(Importer.Import(*FromP)); |
| 2761 | if (!ToP) |
| 2762 | return 0; |
| 2763 | |
| 2764 | ToParams.push_back(ToP); |
| 2765 | } |
| 2766 | |
| 2767 | // Set the parameters. |
| 2768 | for (unsigned I = 0, N = ToParams.size(); I != N; ++I) { |
| 2769 | ToParams[I]->setOwningFunction(ToMethod); |
| 2770 | ToMethod->addDecl(ToParams[I]); |
| 2771 | } |
| 2772 | ToMethod->setMethodParams(Importer.getToContext(), |
Fariborz Jahanian | 4ecb25f | 2010-04-09 15:40:42 +0000 | [diff] [blame] | 2773 | ToParams.data(), ToParams.size(), |
| 2774 | ToParams.size()); |
Douglas Gregor | c3f2d2b | 2010-02-17 02:12:47 +0000 | [diff] [blame] | 2775 | |
| 2776 | ToMethod->setLexicalDeclContext(LexicalDC); |
| 2777 | Importer.Imported(D, ToMethod); |
| 2778 | LexicalDC->addDecl(ToMethod); |
| 2779 | return ToMethod; |
| 2780 | } |
| 2781 | |
Douglas Gregor | b4677b6 | 2010-02-18 01:47:50 +0000 | [diff] [blame] | 2782 | Decl *ASTNodeImporter::VisitObjCCategoryDecl(ObjCCategoryDecl *D) { |
| 2783 | // Import the major distinguishing characteristics of a category. |
| 2784 | DeclContext *DC, *LexicalDC; |
| 2785 | DeclarationName Name; |
| 2786 | SourceLocation Loc; |
| 2787 | if (ImportDeclParts(D, DC, LexicalDC, Name, Loc)) |
| 2788 | return 0; |
| 2789 | |
| 2790 | ObjCInterfaceDecl *ToInterface |
| 2791 | = cast_or_null<ObjCInterfaceDecl>(Importer.Import(D->getClassInterface())); |
| 2792 | if (!ToInterface) |
| 2793 | return 0; |
| 2794 | |
| 2795 | // Determine if we've already encountered this category. |
| 2796 | ObjCCategoryDecl *MergeWithCategory |
| 2797 | = ToInterface->FindCategoryDeclaration(Name.getAsIdentifierInfo()); |
| 2798 | ObjCCategoryDecl *ToCategory = MergeWithCategory; |
| 2799 | if (!ToCategory) { |
| 2800 | ToCategory = ObjCCategoryDecl::Create(Importer.getToContext(), DC, |
| 2801 | Importer.Import(D->getAtLoc()), |
| 2802 | Loc, |
| 2803 | Importer.Import(D->getCategoryNameLoc()), |
| 2804 | Name.getAsIdentifierInfo()); |
| 2805 | ToCategory->setLexicalDeclContext(LexicalDC); |
| 2806 | LexicalDC->addDecl(ToCategory); |
| 2807 | Importer.Imported(D, ToCategory); |
| 2808 | |
| 2809 | // Link this category into its class's category list. |
| 2810 | ToCategory->setClassInterface(ToInterface); |
| 2811 | ToCategory->insertNextClassCategory(); |
| 2812 | |
| 2813 | // Import protocols |
| 2814 | llvm::SmallVector<ObjCProtocolDecl *, 4> Protocols; |
| 2815 | llvm::SmallVector<SourceLocation, 4> ProtocolLocs; |
| 2816 | ObjCCategoryDecl::protocol_loc_iterator FromProtoLoc |
| 2817 | = D->protocol_loc_begin(); |
| 2818 | for (ObjCCategoryDecl::protocol_iterator FromProto = D->protocol_begin(), |
| 2819 | FromProtoEnd = D->protocol_end(); |
| 2820 | FromProto != FromProtoEnd; |
| 2821 | ++FromProto, ++FromProtoLoc) { |
| 2822 | ObjCProtocolDecl *ToProto |
| 2823 | = cast_or_null<ObjCProtocolDecl>(Importer.Import(*FromProto)); |
| 2824 | if (!ToProto) |
| 2825 | return 0; |
| 2826 | Protocols.push_back(ToProto); |
| 2827 | ProtocolLocs.push_back(Importer.Import(*FromProtoLoc)); |
| 2828 | } |
| 2829 | |
| 2830 | // FIXME: If we're merging, make sure that the protocol list is the same. |
| 2831 | ToCategory->setProtocolList(Protocols.data(), Protocols.size(), |
| 2832 | ProtocolLocs.data(), Importer.getToContext()); |
| 2833 | |
| 2834 | } else { |
| 2835 | Importer.Imported(D, ToCategory); |
| 2836 | } |
| 2837 | |
| 2838 | // Import all of the members of this category. |
Douglas Gregor | 083a821 | 2010-02-21 18:24:45 +0000 | [diff] [blame] | 2839 | ImportDeclContext(D); |
Douglas Gregor | b4677b6 | 2010-02-18 01:47:50 +0000 | [diff] [blame] | 2840 | |
| 2841 | // If we have an implementation, import it as well. |
| 2842 | if (D->getImplementation()) { |
| 2843 | ObjCCategoryImplDecl *Impl |
Douglas Gregor | cad2c59 | 2010-12-08 16:41:55 +0000 | [diff] [blame] | 2844 | = cast_or_null<ObjCCategoryImplDecl>( |
| 2845 | Importer.Import(D->getImplementation())); |
Douglas Gregor | b4677b6 | 2010-02-18 01:47:50 +0000 | [diff] [blame] | 2846 | if (!Impl) |
| 2847 | return 0; |
| 2848 | |
| 2849 | ToCategory->setImplementation(Impl); |
| 2850 | } |
| 2851 | |
| 2852 | return ToCategory; |
| 2853 | } |
| 2854 | |
Douglas Gregor | 2e2a400 | 2010-02-17 16:12:00 +0000 | [diff] [blame] | 2855 | Decl *ASTNodeImporter::VisitObjCProtocolDecl(ObjCProtocolDecl *D) { |
Douglas Gregor | b4677b6 | 2010-02-18 01:47:50 +0000 | [diff] [blame] | 2856 | // Import the major distinguishing characteristics of a protocol. |
Douglas Gregor | 2e2a400 | 2010-02-17 16:12:00 +0000 | [diff] [blame] | 2857 | DeclContext *DC, *LexicalDC; |
| 2858 | DeclarationName Name; |
| 2859 | SourceLocation Loc; |
| 2860 | if (ImportDeclParts(D, DC, LexicalDC, Name, Loc)) |
| 2861 | return 0; |
| 2862 | |
| 2863 | ObjCProtocolDecl *MergeWithProtocol = 0; |
| 2864 | for (DeclContext::lookup_result Lookup = DC->lookup(Name); |
| 2865 | Lookup.first != Lookup.second; |
| 2866 | ++Lookup.first) { |
| 2867 | if (!(*Lookup.first)->isInIdentifierNamespace(Decl::IDNS_ObjCProtocol)) |
| 2868 | continue; |
| 2869 | |
| 2870 | if ((MergeWithProtocol = dyn_cast<ObjCProtocolDecl>(*Lookup.first))) |
| 2871 | break; |
| 2872 | } |
| 2873 | |
| 2874 | ObjCProtocolDecl *ToProto = MergeWithProtocol; |
| 2875 | if (!ToProto || ToProto->isForwardDecl()) { |
| 2876 | if (!ToProto) { |
| 2877 | ToProto = ObjCProtocolDecl::Create(Importer.getToContext(), DC, Loc, |
| 2878 | Name.getAsIdentifierInfo()); |
| 2879 | ToProto->setForwardDecl(D->isForwardDecl()); |
| 2880 | ToProto->setLexicalDeclContext(LexicalDC); |
| 2881 | LexicalDC->addDecl(ToProto); |
| 2882 | } |
| 2883 | Importer.Imported(D, ToProto); |
| 2884 | |
| 2885 | // Import protocols |
| 2886 | llvm::SmallVector<ObjCProtocolDecl *, 4> Protocols; |
| 2887 | llvm::SmallVector<SourceLocation, 4> ProtocolLocs; |
| 2888 | ObjCProtocolDecl::protocol_loc_iterator |
| 2889 | FromProtoLoc = D->protocol_loc_begin(); |
| 2890 | for (ObjCProtocolDecl::protocol_iterator FromProto = D->protocol_begin(), |
| 2891 | FromProtoEnd = D->protocol_end(); |
| 2892 | FromProto != FromProtoEnd; |
| 2893 | ++FromProto, ++FromProtoLoc) { |
| 2894 | ObjCProtocolDecl *ToProto |
| 2895 | = cast_or_null<ObjCProtocolDecl>(Importer.Import(*FromProto)); |
| 2896 | if (!ToProto) |
| 2897 | return 0; |
| 2898 | Protocols.push_back(ToProto); |
| 2899 | ProtocolLocs.push_back(Importer.Import(*FromProtoLoc)); |
| 2900 | } |
| 2901 | |
| 2902 | // FIXME: If we're merging, make sure that the protocol list is the same. |
| 2903 | ToProto->setProtocolList(Protocols.data(), Protocols.size(), |
| 2904 | ProtocolLocs.data(), Importer.getToContext()); |
| 2905 | } else { |
| 2906 | Importer.Imported(D, ToProto); |
| 2907 | } |
| 2908 | |
Douglas Gregor | b4677b6 | 2010-02-18 01:47:50 +0000 | [diff] [blame] | 2909 | // Import all of the members of this protocol. |
Douglas Gregor | 083a821 | 2010-02-21 18:24:45 +0000 | [diff] [blame] | 2910 | ImportDeclContext(D); |
Douglas Gregor | 2e2a400 | 2010-02-17 16:12:00 +0000 | [diff] [blame] | 2911 | |
| 2912 | return ToProto; |
| 2913 | } |
| 2914 | |
Douglas Gregor | a12d294 | 2010-02-16 01:20:57 +0000 | [diff] [blame] | 2915 | Decl *ASTNodeImporter::VisitObjCInterfaceDecl(ObjCInterfaceDecl *D) { |
| 2916 | // Import the major distinguishing characteristics of an @interface. |
| 2917 | DeclContext *DC, *LexicalDC; |
| 2918 | DeclarationName Name; |
| 2919 | SourceLocation Loc; |
| 2920 | if (ImportDeclParts(D, DC, LexicalDC, Name, Loc)) |
| 2921 | return 0; |
| 2922 | |
| 2923 | ObjCInterfaceDecl *MergeWithIface = 0; |
| 2924 | for (DeclContext::lookup_result Lookup = DC->lookup(Name); |
| 2925 | Lookup.first != Lookup.second; |
| 2926 | ++Lookup.first) { |
| 2927 | if (!(*Lookup.first)->isInIdentifierNamespace(Decl::IDNS_Ordinary)) |
| 2928 | continue; |
| 2929 | |
| 2930 | if ((MergeWithIface = dyn_cast<ObjCInterfaceDecl>(*Lookup.first))) |
| 2931 | break; |
| 2932 | } |
| 2933 | |
| 2934 | ObjCInterfaceDecl *ToIface = MergeWithIface; |
| 2935 | if (!ToIface || ToIface->isForwardDecl()) { |
| 2936 | if (!ToIface) { |
| 2937 | ToIface = ObjCInterfaceDecl::Create(Importer.getToContext(), |
| 2938 | DC, Loc, |
| 2939 | Name.getAsIdentifierInfo(), |
Douglas Gregor | deacbdc | 2010-08-11 12:19:30 +0000 | [diff] [blame] | 2940 | Importer.Import(D->getClassLoc()), |
Douglas Gregor | a12d294 | 2010-02-16 01:20:57 +0000 | [diff] [blame] | 2941 | D->isForwardDecl(), |
| 2942 | D->isImplicitInterfaceDecl()); |
Douglas Gregor | 2e2a400 | 2010-02-17 16:12:00 +0000 | [diff] [blame] | 2943 | ToIface->setForwardDecl(D->isForwardDecl()); |
Douglas Gregor | a12d294 | 2010-02-16 01:20:57 +0000 | [diff] [blame] | 2944 | ToIface->setLexicalDeclContext(LexicalDC); |
| 2945 | LexicalDC->addDecl(ToIface); |
| 2946 | } |
| 2947 | Importer.Imported(D, ToIface); |
| 2948 | |
Douglas Gregor | a12d294 | 2010-02-16 01:20:57 +0000 | [diff] [blame] | 2949 | if (D->getSuperClass()) { |
| 2950 | ObjCInterfaceDecl *Super |
| 2951 | = cast_or_null<ObjCInterfaceDecl>(Importer.Import(D->getSuperClass())); |
| 2952 | if (!Super) |
| 2953 | return 0; |
| 2954 | |
| 2955 | ToIface->setSuperClass(Super); |
| 2956 | ToIface->setSuperClassLoc(Importer.Import(D->getSuperClassLoc())); |
| 2957 | } |
| 2958 | |
| 2959 | // Import protocols |
| 2960 | llvm::SmallVector<ObjCProtocolDecl *, 4> Protocols; |
| 2961 | llvm::SmallVector<SourceLocation, 4> ProtocolLocs; |
| 2962 | ObjCInterfaceDecl::protocol_loc_iterator |
| 2963 | FromProtoLoc = D->protocol_loc_begin(); |
Ted Kremenek | 53b9441 | 2010-09-01 01:21:15 +0000 | [diff] [blame] | 2964 | |
| 2965 | // FIXME: Should we be usng all_referenced_protocol_begin() here? |
Douglas Gregor | a12d294 | 2010-02-16 01:20:57 +0000 | [diff] [blame] | 2966 | for (ObjCInterfaceDecl::protocol_iterator FromProto = D->protocol_begin(), |
| 2967 | FromProtoEnd = D->protocol_end(); |
| 2968 | FromProto != FromProtoEnd; |
| 2969 | ++FromProto, ++FromProtoLoc) { |
| 2970 | ObjCProtocolDecl *ToProto |
| 2971 | = cast_or_null<ObjCProtocolDecl>(Importer.Import(*FromProto)); |
| 2972 | if (!ToProto) |
| 2973 | return 0; |
| 2974 | Protocols.push_back(ToProto); |
| 2975 | ProtocolLocs.push_back(Importer.Import(*FromProtoLoc)); |
| 2976 | } |
| 2977 | |
| 2978 | // FIXME: If we're merging, make sure that the protocol list is the same. |
| 2979 | ToIface->setProtocolList(Protocols.data(), Protocols.size(), |
| 2980 | ProtocolLocs.data(), Importer.getToContext()); |
| 2981 | |
Douglas Gregor | a12d294 | 2010-02-16 01:20:57 +0000 | [diff] [blame] | 2982 | // Import @end range |
| 2983 | ToIface->setAtEndRange(Importer.Import(D->getAtEndRange())); |
| 2984 | } else { |
| 2985 | Importer.Imported(D, ToIface); |
Douglas Gregor | 2e55e3a | 2010-02-17 00:34:30 +0000 | [diff] [blame] | 2986 | |
| 2987 | // Check for consistency of superclasses. |
| 2988 | DeclarationName FromSuperName, ToSuperName; |
| 2989 | if (D->getSuperClass()) |
| 2990 | FromSuperName = Importer.Import(D->getSuperClass()->getDeclName()); |
| 2991 | if (ToIface->getSuperClass()) |
| 2992 | ToSuperName = ToIface->getSuperClass()->getDeclName(); |
| 2993 | if (FromSuperName != ToSuperName) { |
| 2994 | Importer.ToDiag(ToIface->getLocation(), |
| 2995 | diag::err_odr_objc_superclass_inconsistent) |
| 2996 | << ToIface->getDeclName(); |
| 2997 | if (ToIface->getSuperClass()) |
| 2998 | Importer.ToDiag(ToIface->getSuperClassLoc(), |
| 2999 | diag::note_odr_objc_superclass) |
| 3000 | << ToIface->getSuperClass()->getDeclName(); |
| 3001 | else |
| 3002 | Importer.ToDiag(ToIface->getLocation(), |
| 3003 | diag::note_odr_objc_missing_superclass); |
| 3004 | if (D->getSuperClass()) |
| 3005 | Importer.FromDiag(D->getSuperClassLoc(), |
| 3006 | diag::note_odr_objc_superclass) |
| 3007 | << D->getSuperClass()->getDeclName(); |
| 3008 | else |
| 3009 | Importer.FromDiag(D->getLocation(), |
| 3010 | diag::note_odr_objc_missing_superclass); |
| 3011 | return 0; |
| 3012 | } |
Douglas Gregor | a12d294 | 2010-02-16 01:20:57 +0000 | [diff] [blame] | 3013 | } |
| 3014 | |
Douglas Gregor | b4677b6 | 2010-02-18 01:47:50 +0000 | [diff] [blame] | 3015 | // Import categories. When the categories themselves are imported, they'll |
| 3016 | // hook themselves into this interface. |
| 3017 | for (ObjCCategoryDecl *FromCat = D->getCategoryList(); FromCat; |
| 3018 | FromCat = FromCat->getNextClassCategory()) |
| 3019 | Importer.Import(FromCat); |
| 3020 | |
Douglas Gregor | a12d294 | 2010-02-16 01:20:57 +0000 | [diff] [blame] | 3021 | // Import all of the members of this class. |
Douglas Gregor | 083a821 | 2010-02-21 18:24:45 +0000 | [diff] [blame] | 3022 | ImportDeclContext(D); |
Douglas Gregor | a12d294 | 2010-02-16 01:20:57 +0000 | [diff] [blame] | 3023 | |
| 3024 | // If we have an @implementation, import it as well. |
| 3025 | if (D->getImplementation()) { |
Douglas Gregor | dd182ff | 2010-12-07 01:26:03 +0000 | [diff] [blame] | 3026 | ObjCImplementationDecl *Impl = cast_or_null<ObjCImplementationDecl>( |
| 3027 | Importer.Import(D->getImplementation())); |
Douglas Gregor | a12d294 | 2010-02-16 01:20:57 +0000 | [diff] [blame] | 3028 | if (!Impl) |
| 3029 | return 0; |
| 3030 | |
| 3031 | ToIface->setImplementation(Impl); |
| 3032 | } |
| 3033 | |
Douglas Gregor | 2e2a400 | 2010-02-17 16:12:00 +0000 | [diff] [blame] | 3034 | return ToIface; |
Douglas Gregor | a12d294 | 2010-02-16 01:20:57 +0000 | [diff] [blame] | 3035 | } |
| 3036 | |
Douglas Gregor | 3daef29 | 2010-12-07 15:32:12 +0000 | [diff] [blame] | 3037 | Decl *ASTNodeImporter::VisitObjCCategoryImplDecl(ObjCCategoryImplDecl *D) { |
| 3038 | ObjCCategoryDecl *Category = cast_or_null<ObjCCategoryDecl>( |
| 3039 | Importer.Import(D->getCategoryDecl())); |
| 3040 | if (!Category) |
| 3041 | return 0; |
| 3042 | |
| 3043 | ObjCCategoryImplDecl *ToImpl = Category->getImplementation(); |
| 3044 | if (!ToImpl) { |
| 3045 | DeclContext *DC = Importer.ImportContext(D->getDeclContext()); |
| 3046 | if (!DC) |
| 3047 | return 0; |
| 3048 | |
| 3049 | ToImpl = ObjCCategoryImplDecl::Create(Importer.getToContext(), DC, |
| 3050 | Importer.Import(D->getLocation()), |
| 3051 | Importer.Import(D->getIdentifier()), |
| 3052 | Category->getClassInterface()); |
| 3053 | |
| 3054 | DeclContext *LexicalDC = DC; |
| 3055 | if (D->getDeclContext() != D->getLexicalDeclContext()) { |
| 3056 | LexicalDC = Importer.ImportContext(D->getLexicalDeclContext()); |
| 3057 | if (!LexicalDC) |
| 3058 | return 0; |
| 3059 | |
| 3060 | ToImpl->setLexicalDeclContext(LexicalDC); |
| 3061 | } |
| 3062 | |
| 3063 | LexicalDC->addDecl(ToImpl); |
| 3064 | Category->setImplementation(ToImpl); |
| 3065 | } |
| 3066 | |
| 3067 | Importer.Imported(D, ToImpl); |
Douglas Gregor | cad2c59 | 2010-12-08 16:41:55 +0000 | [diff] [blame] | 3068 | ImportDeclContext(D); |
Douglas Gregor | 3daef29 | 2010-12-07 15:32:12 +0000 | [diff] [blame] | 3069 | return ToImpl; |
| 3070 | } |
| 3071 | |
Douglas Gregor | dd182ff | 2010-12-07 01:26:03 +0000 | [diff] [blame] | 3072 | Decl *ASTNodeImporter::VisitObjCImplementationDecl(ObjCImplementationDecl *D) { |
| 3073 | // Find the corresponding interface. |
| 3074 | ObjCInterfaceDecl *Iface = cast_or_null<ObjCInterfaceDecl>( |
| 3075 | Importer.Import(D->getClassInterface())); |
| 3076 | if (!Iface) |
| 3077 | return 0; |
| 3078 | |
| 3079 | // Import the superclass, if any. |
| 3080 | ObjCInterfaceDecl *Super = 0; |
| 3081 | if (D->getSuperClass()) { |
| 3082 | Super = cast_or_null<ObjCInterfaceDecl>( |
| 3083 | Importer.Import(D->getSuperClass())); |
| 3084 | if (!Super) |
| 3085 | return 0; |
| 3086 | } |
| 3087 | |
| 3088 | ObjCImplementationDecl *Impl = Iface->getImplementation(); |
| 3089 | if (!Impl) { |
| 3090 | // We haven't imported an implementation yet. Create a new @implementation |
| 3091 | // now. |
| 3092 | Impl = ObjCImplementationDecl::Create(Importer.getToContext(), |
| 3093 | Importer.ImportContext(D->getDeclContext()), |
| 3094 | Importer.Import(D->getLocation()), |
| 3095 | Iface, Super); |
| 3096 | |
| 3097 | if (D->getDeclContext() != D->getLexicalDeclContext()) { |
| 3098 | DeclContext *LexicalDC |
| 3099 | = Importer.ImportContext(D->getLexicalDeclContext()); |
| 3100 | if (!LexicalDC) |
| 3101 | return 0; |
| 3102 | Impl->setLexicalDeclContext(LexicalDC); |
| 3103 | } |
| 3104 | |
| 3105 | // Associate the implementation with the class it implements. |
| 3106 | Iface->setImplementation(Impl); |
| 3107 | Importer.Imported(D, Iface->getImplementation()); |
| 3108 | } else { |
| 3109 | Importer.Imported(D, Iface->getImplementation()); |
| 3110 | |
| 3111 | // Verify that the existing @implementation has the same superclass. |
| 3112 | if ((Super && !Impl->getSuperClass()) || |
| 3113 | (!Super && Impl->getSuperClass()) || |
| 3114 | (Super && Impl->getSuperClass() && |
| 3115 | Super->getCanonicalDecl() != Impl->getSuperClass())) { |
| 3116 | Importer.ToDiag(Impl->getLocation(), |
| 3117 | diag::err_odr_objc_superclass_inconsistent) |
| 3118 | << Iface->getDeclName(); |
| 3119 | // FIXME: It would be nice to have the location of the superclass |
| 3120 | // below. |
| 3121 | if (Impl->getSuperClass()) |
| 3122 | Importer.ToDiag(Impl->getLocation(), |
| 3123 | diag::note_odr_objc_superclass) |
| 3124 | << Impl->getSuperClass()->getDeclName(); |
| 3125 | else |
| 3126 | Importer.ToDiag(Impl->getLocation(), |
| 3127 | diag::note_odr_objc_missing_superclass); |
| 3128 | if (D->getSuperClass()) |
| 3129 | Importer.FromDiag(D->getLocation(), |
| 3130 | diag::note_odr_objc_superclass) |
| 3131 | << D->getSuperClass()->getDeclName(); |
| 3132 | else |
| 3133 | Importer.FromDiag(D->getLocation(), |
| 3134 | diag::note_odr_objc_missing_superclass); |
| 3135 | return 0; |
| 3136 | } |
| 3137 | } |
| 3138 | |
| 3139 | // Import all of the members of this @implementation. |
| 3140 | ImportDeclContext(D); |
| 3141 | |
| 3142 | return Impl; |
| 3143 | } |
| 3144 | |
Douglas Gregor | e326162 | 2010-02-17 18:02:10 +0000 | [diff] [blame] | 3145 | Decl *ASTNodeImporter::VisitObjCPropertyDecl(ObjCPropertyDecl *D) { |
| 3146 | // Import the major distinguishing characteristics of an @property. |
| 3147 | DeclContext *DC, *LexicalDC; |
| 3148 | DeclarationName Name; |
| 3149 | SourceLocation Loc; |
| 3150 | if (ImportDeclParts(D, DC, LexicalDC, Name, Loc)) |
| 3151 | return 0; |
| 3152 | |
| 3153 | // Check whether we have already imported this property. |
| 3154 | for (DeclContext::lookup_result Lookup = DC->lookup(Name); |
| 3155 | Lookup.first != Lookup.second; |
| 3156 | ++Lookup.first) { |
| 3157 | if (ObjCPropertyDecl *FoundProp |
| 3158 | = dyn_cast<ObjCPropertyDecl>(*Lookup.first)) { |
| 3159 | // Check property types. |
| 3160 | if (!Importer.IsStructurallyEquivalent(D->getType(), |
| 3161 | FoundProp->getType())) { |
| 3162 | Importer.ToDiag(Loc, diag::err_odr_objc_property_type_inconsistent) |
| 3163 | << Name << D->getType() << FoundProp->getType(); |
| 3164 | Importer.ToDiag(FoundProp->getLocation(), diag::note_odr_value_here) |
| 3165 | << FoundProp->getType(); |
| 3166 | return 0; |
| 3167 | } |
| 3168 | |
| 3169 | // FIXME: Check property attributes, getters, setters, etc.? |
| 3170 | |
| 3171 | // Consider these properties to be equivalent. |
| 3172 | Importer.Imported(D, FoundProp); |
| 3173 | return FoundProp; |
| 3174 | } |
| 3175 | } |
| 3176 | |
| 3177 | // Import the type. |
John McCall | 83a230c | 2010-06-04 20:50:08 +0000 | [diff] [blame] | 3178 | TypeSourceInfo *T = Importer.Import(D->getTypeSourceInfo()); |
| 3179 | if (!T) |
Douglas Gregor | e326162 | 2010-02-17 18:02:10 +0000 | [diff] [blame] | 3180 | return 0; |
| 3181 | |
| 3182 | // Create the new property. |
| 3183 | ObjCPropertyDecl *ToProperty |
| 3184 | = ObjCPropertyDecl::Create(Importer.getToContext(), DC, Loc, |
| 3185 | Name.getAsIdentifierInfo(), |
| 3186 | Importer.Import(D->getAtLoc()), |
| 3187 | T, |
| 3188 | D->getPropertyImplementation()); |
| 3189 | Importer.Imported(D, ToProperty); |
| 3190 | ToProperty->setLexicalDeclContext(LexicalDC); |
| 3191 | LexicalDC->addDecl(ToProperty); |
| 3192 | |
| 3193 | ToProperty->setPropertyAttributes(D->getPropertyAttributes()); |
Fariborz Jahanian | 80aa1cd | 2010-06-22 23:20:40 +0000 | [diff] [blame] | 3194 | ToProperty->setPropertyAttributesAsWritten( |
| 3195 | D->getPropertyAttributesAsWritten()); |
Douglas Gregor | e326162 | 2010-02-17 18:02:10 +0000 | [diff] [blame] | 3196 | ToProperty->setGetterName(Importer.Import(D->getGetterName())); |
| 3197 | ToProperty->setSetterName(Importer.Import(D->getSetterName())); |
| 3198 | ToProperty->setGetterMethodDecl( |
| 3199 | cast_or_null<ObjCMethodDecl>(Importer.Import(D->getGetterMethodDecl()))); |
| 3200 | ToProperty->setSetterMethodDecl( |
| 3201 | cast_or_null<ObjCMethodDecl>(Importer.Import(D->getSetterMethodDecl()))); |
| 3202 | ToProperty->setPropertyIvarDecl( |
| 3203 | cast_or_null<ObjCIvarDecl>(Importer.Import(D->getPropertyIvarDecl()))); |
| 3204 | return ToProperty; |
| 3205 | } |
| 3206 | |
Douglas Gregor | 954e0c7 | 2010-12-07 18:32:03 +0000 | [diff] [blame] | 3207 | Decl *ASTNodeImporter::VisitObjCPropertyImplDecl(ObjCPropertyImplDecl *D) { |
| 3208 | ObjCPropertyDecl *Property = cast_or_null<ObjCPropertyDecl>( |
| 3209 | Importer.Import(D->getPropertyDecl())); |
| 3210 | if (!Property) |
| 3211 | return 0; |
| 3212 | |
| 3213 | DeclContext *DC = Importer.ImportContext(D->getDeclContext()); |
| 3214 | if (!DC) |
| 3215 | return 0; |
| 3216 | |
| 3217 | // Import the lexical declaration context. |
| 3218 | DeclContext *LexicalDC = DC; |
| 3219 | if (D->getDeclContext() != D->getLexicalDeclContext()) { |
| 3220 | LexicalDC = Importer.ImportContext(D->getLexicalDeclContext()); |
| 3221 | if (!LexicalDC) |
| 3222 | return 0; |
| 3223 | } |
| 3224 | |
| 3225 | ObjCImplDecl *InImpl = dyn_cast<ObjCImplDecl>(LexicalDC); |
| 3226 | if (!InImpl) |
| 3227 | return 0; |
| 3228 | |
| 3229 | // Import the ivar (for an @synthesize). |
| 3230 | ObjCIvarDecl *Ivar = 0; |
| 3231 | if (D->getPropertyIvarDecl()) { |
| 3232 | Ivar = cast_or_null<ObjCIvarDecl>( |
| 3233 | Importer.Import(D->getPropertyIvarDecl())); |
| 3234 | if (!Ivar) |
| 3235 | return 0; |
| 3236 | } |
| 3237 | |
| 3238 | ObjCPropertyImplDecl *ToImpl |
| 3239 | = InImpl->FindPropertyImplDecl(Property->getIdentifier()); |
| 3240 | if (!ToImpl) { |
| 3241 | ToImpl = ObjCPropertyImplDecl::Create(Importer.getToContext(), DC, |
| 3242 | Importer.Import(D->getLocStart()), |
| 3243 | Importer.Import(D->getLocation()), |
| 3244 | Property, |
| 3245 | D->getPropertyImplementation(), |
| 3246 | Ivar, |
| 3247 | Importer.Import(D->getPropertyIvarDeclLoc())); |
| 3248 | ToImpl->setLexicalDeclContext(LexicalDC); |
| 3249 | Importer.Imported(D, ToImpl); |
| 3250 | LexicalDC->addDecl(ToImpl); |
| 3251 | } else { |
| 3252 | // Check that we have the same kind of property implementation (@synthesize |
| 3253 | // vs. @dynamic). |
| 3254 | if (D->getPropertyImplementation() != ToImpl->getPropertyImplementation()) { |
| 3255 | Importer.ToDiag(ToImpl->getLocation(), |
| 3256 | diag::err_odr_objc_property_impl_kind_inconsistent) |
| 3257 | << Property->getDeclName() |
| 3258 | << (ToImpl->getPropertyImplementation() |
| 3259 | == ObjCPropertyImplDecl::Dynamic); |
| 3260 | Importer.FromDiag(D->getLocation(), |
| 3261 | diag::note_odr_objc_property_impl_kind) |
| 3262 | << D->getPropertyDecl()->getDeclName() |
| 3263 | << (D->getPropertyImplementation() == ObjCPropertyImplDecl::Dynamic); |
| 3264 | return 0; |
| 3265 | } |
| 3266 | |
| 3267 | // For @synthesize, check that we have the same |
| 3268 | if (D->getPropertyImplementation() == ObjCPropertyImplDecl::Synthesize && |
| 3269 | Ivar != ToImpl->getPropertyIvarDecl()) { |
| 3270 | Importer.ToDiag(ToImpl->getPropertyIvarDeclLoc(), |
| 3271 | diag::err_odr_objc_synthesize_ivar_inconsistent) |
| 3272 | << Property->getDeclName() |
| 3273 | << ToImpl->getPropertyIvarDecl()->getDeclName() |
| 3274 | << Ivar->getDeclName(); |
| 3275 | Importer.FromDiag(D->getPropertyIvarDeclLoc(), |
| 3276 | diag::note_odr_objc_synthesize_ivar_here) |
| 3277 | << D->getPropertyIvarDecl()->getDeclName(); |
| 3278 | return 0; |
| 3279 | } |
| 3280 | |
| 3281 | // Merge the existing implementation with the new implementation. |
| 3282 | Importer.Imported(D, ToImpl); |
| 3283 | } |
| 3284 | |
| 3285 | return ToImpl; |
| 3286 | } |
| 3287 | |
Douglas Gregor | 2b78502 | 2010-02-18 02:12:22 +0000 | [diff] [blame] | 3288 | Decl * |
| 3289 | ASTNodeImporter::VisitObjCForwardProtocolDecl(ObjCForwardProtocolDecl *D) { |
| 3290 | // Import the context of this declaration. |
| 3291 | DeclContext *DC = Importer.ImportContext(D->getDeclContext()); |
| 3292 | if (!DC) |
| 3293 | return 0; |
| 3294 | |
| 3295 | DeclContext *LexicalDC = DC; |
| 3296 | if (D->getDeclContext() != D->getLexicalDeclContext()) { |
| 3297 | LexicalDC = Importer.ImportContext(D->getLexicalDeclContext()); |
| 3298 | if (!LexicalDC) |
| 3299 | return 0; |
| 3300 | } |
| 3301 | |
| 3302 | // Import the location of this declaration. |
| 3303 | SourceLocation Loc = Importer.Import(D->getLocation()); |
| 3304 | |
| 3305 | llvm::SmallVector<ObjCProtocolDecl *, 4> Protocols; |
| 3306 | llvm::SmallVector<SourceLocation, 4> Locations; |
| 3307 | ObjCForwardProtocolDecl::protocol_loc_iterator FromProtoLoc |
| 3308 | = D->protocol_loc_begin(); |
| 3309 | for (ObjCForwardProtocolDecl::protocol_iterator FromProto |
| 3310 | = D->protocol_begin(), FromProtoEnd = D->protocol_end(); |
| 3311 | FromProto != FromProtoEnd; |
| 3312 | ++FromProto, ++FromProtoLoc) { |
| 3313 | ObjCProtocolDecl *ToProto |
| 3314 | = cast_or_null<ObjCProtocolDecl>(Importer.Import(*FromProto)); |
| 3315 | if (!ToProto) |
| 3316 | continue; |
| 3317 | |
| 3318 | Protocols.push_back(ToProto); |
| 3319 | Locations.push_back(Importer.Import(*FromProtoLoc)); |
| 3320 | } |
| 3321 | |
| 3322 | ObjCForwardProtocolDecl *ToForward |
| 3323 | = ObjCForwardProtocolDecl::Create(Importer.getToContext(), DC, Loc, |
| 3324 | Protocols.data(), Protocols.size(), |
| 3325 | Locations.data()); |
| 3326 | ToForward->setLexicalDeclContext(LexicalDC); |
| 3327 | LexicalDC->addDecl(ToForward); |
| 3328 | Importer.Imported(D, ToForward); |
| 3329 | return ToForward; |
| 3330 | } |
| 3331 | |
Douglas Gregor | a2bc15b | 2010-02-18 02:04:09 +0000 | [diff] [blame] | 3332 | Decl *ASTNodeImporter::VisitObjCClassDecl(ObjCClassDecl *D) { |
| 3333 | // Import the context of this declaration. |
| 3334 | DeclContext *DC = Importer.ImportContext(D->getDeclContext()); |
| 3335 | if (!DC) |
| 3336 | return 0; |
| 3337 | |
| 3338 | DeclContext *LexicalDC = DC; |
| 3339 | if (D->getDeclContext() != D->getLexicalDeclContext()) { |
| 3340 | LexicalDC = Importer.ImportContext(D->getLexicalDeclContext()); |
| 3341 | if (!LexicalDC) |
| 3342 | return 0; |
| 3343 | } |
| 3344 | |
| 3345 | // Import the location of this declaration. |
| 3346 | SourceLocation Loc = Importer.Import(D->getLocation()); |
| 3347 | |
| 3348 | llvm::SmallVector<ObjCInterfaceDecl *, 4> Interfaces; |
| 3349 | llvm::SmallVector<SourceLocation, 4> Locations; |
| 3350 | for (ObjCClassDecl::iterator From = D->begin(), FromEnd = D->end(); |
| 3351 | From != FromEnd; ++From) { |
| 3352 | ObjCInterfaceDecl *ToIface |
| 3353 | = cast_or_null<ObjCInterfaceDecl>(Importer.Import(From->getInterface())); |
| 3354 | if (!ToIface) |
| 3355 | continue; |
| 3356 | |
| 3357 | Interfaces.push_back(ToIface); |
| 3358 | Locations.push_back(Importer.Import(From->getLocation())); |
| 3359 | } |
| 3360 | |
| 3361 | ObjCClassDecl *ToClass = ObjCClassDecl::Create(Importer.getToContext(), DC, |
| 3362 | Loc, |
| 3363 | Interfaces.data(), |
| 3364 | Locations.data(), |
| 3365 | Interfaces.size()); |
| 3366 | ToClass->setLexicalDeclContext(LexicalDC); |
| 3367 | LexicalDC->addDecl(ToClass); |
| 3368 | Importer.Imported(D, ToClass); |
| 3369 | return ToClass; |
| 3370 | } |
| 3371 | |
Douglas Gregor | 040afae | 2010-11-30 19:14:50 +0000 | [diff] [blame] | 3372 | Decl *ASTNodeImporter::VisitTemplateTypeParmDecl(TemplateTypeParmDecl *D) { |
| 3373 | // For template arguments, we adopt the translation unit as our declaration |
| 3374 | // context. This context will be fixed when the actual template declaration |
| 3375 | // is created. |
| 3376 | |
| 3377 | // FIXME: Import default argument. |
| 3378 | return TemplateTypeParmDecl::Create(Importer.getToContext(), |
| 3379 | Importer.getToContext().getTranslationUnitDecl(), |
| 3380 | Importer.Import(D->getLocation()), |
| 3381 | D->getDepth(), |
| 3382 | D->getIndex(), |
| 3383 | Importer.Import(D->getIdentifier()), |
| 3384 | D->wasDeclaredWithTypename(), |
| 3385 | D->isParameterPack()); |
| 3386 | } |
| 3387 | |
| 3388 | Decl * |
| 3389 | ASTNodeImporter::VisitNonTypeTemplateParmDecl(NonTypeTemplateParmDecl *D) { |
| 3390 | // Import the name of this declaration. |
| 3391 | DeclarationName Name = Importer.Import(D->getDeclName()); |
| 3392 | if (D->getDeclName() && !Name) |
| 3393 | return 0; |
| 3394 | |
| 3395 | // Import the location of this declaration. |
| 3396 | SourceLocation Loc = Importer.Import(D->getLocation()); |
| 3397 | |
| 3398 | // Import the type of this declaration. |
| 3399 | QualType T = Importer.Import(D->getType()); |
| 3400 | if (T.isNull()) |
| 3401 | return 0; |
| 3402 | |
| 3403 | // Import type-source information. |
| 3404 | TypeSourceInfo *TInfo = Importer.Import(D->getTypeSourceInfo()); |
| 3405 | if (D->getTypeSourceInfo() && !TInfo) |
| 3406 | return 0; |
| 3407 | |
| 3408 | // FIXME: Import default argument. |
| 3409 | |
| 3410 | return NonTypeTemplateParmDecl::Create(Importer.getToContext(), |
| 3411 | Importer.getToContext().getTranslationUnitDecl(), |
| 3412 | Loc, D->getDepth(), D->getPosition(), |
| 3413 | Name.getAsIdentifierInfo(), |
| 3414 | T, TInfo); |
| 3415 | } |
| 3416 | |
| 3417 | Decl * |
| 3418 | ASTNodeImporter::VisitTemplateTemplateParmDecl(TemplateTemplateParmDecl *D) { |
| 3419 | // Import the name of this declaration. |
| 3420 | DeclarationName Name = Importer.Import(D->getDeclName()); |
| 3421 | if (D->getDeclName() && !Name) |
| 3422 | return 0; |
| 3423 | |
| 3424 | // Import the location of this declaration. |
| 3425 | SourceLocation Loc = Importer.Import(D->getLocation()); |
| 3426 | |
| 3427 | // Import template parameters. |
| 3428 | TemplateParameterList *TemplateParams |
| 3429 | = ImportTemplateParameterList(D->getTemplateParameters()); |
| 3430 | if (!TemplateParams) |
| 3431 | return 0; |
| 3432 | |
| 3433 | // FIXME: Import default argument. |
| 3434 | |
| 3435 | return TemplateTemplateParmDecl::Create(Importer.getToContext(), |
| 3436 | Importer.getToContext().getTranslationUnitDecl(), |
| 3437 | Loc, D->getDepth(), D->getPosition(), |
| 3438 | Name.getAsIdentifierInfo(), |
| 3439 | TemplateParams); |
| 3440 | } |
| 3441 | |
| 3442 | Decl *ASTNodeImporter::VisitClassTemplateDecl(ClassTemplateDecl *D) { |
| 3443 | // If this record has a definition in the translation unit we're coming from, |
| 3444 | // but this particular declaration is not that definition, import the |
| 3445 | // definition and map to that. |
| 3446 | CXXRecordDecl *Definition |
| 3447 | = cast_or_null<CXXRecordDecl>(D->getTemplatedDecl()->getDefinition()); |
| 3448 | if (Definition && Definition != D->getTemplatedDecl()) { |
| 3449 | Decl *ImportedDef |
| 3450 | = Importer.Import(Definition->getDescribedClassTemplate()); |
| 3451 | if (!ImportedDef) |
| 3452 | return 0; |
| 3453 | |
| 3454 | return Importer.Imported(D, ImportedDef); |
| 3455 | } |
| 3456 | |
| 3457 | // Import the major distinguishing characteristics of this class template. |
| 3458 | DeclContext *DC, *LexicalDC; |
| 3459 | DeclarationName Name; |
| 3460 | SourceLocation Loc; |
| 3461 | if (ImportDeclParts(D, DC, LexicalDC, Name, Loc)) |
| 3462 | return 0; |
| 3463 | |
| 3464 | // We may already have a template of the same name; try to find and match it. |
| 3465 | if (!DC->isFunctionOrMethod()) { |
| 3466 | llvm::SmallVector<NamedDecl *, 4> ConflictingDecls; |
| 3467 | for (DeclContext::lookup_result Lookup = DC->lookup(Name); |
| 3468 | Lookup.first != Lookup.second; |
| 3469 | ++Lookup.first) { |
| 3470 | if (!(*Lookup.first)->isInIdentifierNamespace(Decl::IDNS_Ordinary)) |
| 3471 | continue; |
| 3472 | |
| 3473 | Decl *Found = *Lookup.first; |
| 3474 | if (ClassTemplateDecl *FoundTemplate |
| 3475 | = dyn_cast<ClassTemplateDecl>(Found)) { |
| 3476 | if (IsStructuralMatch(D, FoundTemplate)) { |
| 3477 | // The class templates structurally match; call it the same template. |
| 3478 | // FIXME: We may be filling in a forward declaration here. Handle |
| 3479 | // this case! |
| 3480 | Importer.Imported(D->getTemplatedDecl(), |
| 3481 | FoundTemplate->getTemplatedDecl()); |
| 3482 | return Importer.Imported(D, FoundTemplate); |
| 3483 | } |
| 3484 | } |
| 3485 | |
| 3486 | ConflictingDecls.push_back(*Lookup.first); |
| 3487 | } |
| 3488 | |
| 3489 | if (!ConflictingDecls.empty()) { |
| 3490 | Name = Importer.HandleNameConflict(Name, DC, Decl::IDNS_Ordinary, |
| 3491 | ConflictingDecls.data(), |
| 3492 | ConflictingDecls.size()); |
| 3493 | } |
| 3494 | |
| 3495 | if (!Name) |
| 3496 | return 0; |
| 3497 | } |
| 3498 | |
| 3499 | CXXRecordDecl *DTemplated = D->getTemplatedDecl(); |
| 3500 | |
| 3501 | // Create the declaration that is being templated. |
| 3502 | CXXRecordDecl *D2Templated = CXXRecordDecl::Create(Importer.getToContext(), |
| 3503 | DTemplated->getTagKind(), |
| 3504 | DC, |
| 3505 | Importer.Import(DTemplated->getLocation()), |
| 3506 | Name.getAsIdentifierInfo(), |
| 3507 | Importer.Import(DTemplated->getTagKeywordLoc())); |
| 3508 | D2Templated->setAccess(DTemplated->getAccess()); |
| 3509 | |
| 3510 | |
| 3511 | // Import the qualifier, if any. |
| 3512 | if (DTemplated->getQualifier()) { |
| 3513 | NestedNameSpecifier *NNS = Importer.Import(DTemplated->getQualifier()); |
| 3514 | SourceRange NNSRange = Importer.Import(DTemplated->getQualifierRange()); |
| 3515 | D2Templated->setQualifierInfo(NNS, NNSRange); |
| 3516 | } |
| 3517 | D2Templated->setLexicalDeclContext(LexicalDC); |
| 3518 | |
| 3519 | // Create the class template declaration itself. |
| 3520 | TemplateParameterList *TemplateParams |
| 3521 | = ImportTemplateParameterList(D->getTemplateParameters()); |
| 3522 | if (!TemplateParams) |
| 3523 | return 0; |
| 3524 | |
| 3525 | ClassTemplateDecl *D2 = ClassTemplateDecl::Create(Importer.getToContext(), DC, |
| 3526 | Loc, Name, TemplateParams, |
| 3527 | D2Templated, |
| 3528 | /*PrevDecl=*/0); |
| 3529 | D2Templated->setDescribedClassTemplate(D2); |
| 3530 | |
| 3531 | D2->setAccess(D->getAccess()); |
| 3532 | D2->setLexicalDeclContext(LexicalDC); |
| 3533 | LexicalDC->addDecl(D2); |
| 3534 | |
| 3535 | // Note the relationship between the class templates. |
| 3536 | Importer.Imported(D, D2); |
| 3537 | Importer.Imported(DTemplated, D2Templated); |
| 3538 | |
| 3539 | if (DTemplated->isDefinition() && !D2Templated->isDefinition()) { |
| 3540 | // FIXME: Import definition! |
| 3541 | } |
| 3542 | |
| 3543 | return D2; |
| 3544 | } |
| 3545 | |
Douglas Gregor | d5dc83a | 2010-12-01 01:36:18 +0000 | [diff] [blame] | 3546 | Decl *ASTNodeImporter::VisitClassTemplateSpecializationDecl( |
| 3547 | ClassTemplateSpecializationDecl *D) { |
| 3548 | // If this record has a definition in the translation unit we're coming from, |
| 3549 | // but this particular declaration is not that definition, import the |
| 3550 | // definition and map to that. |
| 3551 | TagDecl *Definition = D->getDefinition(); |
| 3552 | if (Definition && Definition != D) { |
| 3553 | Decl *ImportedDef = Importer.Import(Definition); |
| 3554 | if (!ImportedDef) |
| 3555 | return 0; |
| 3556 | |
| 3557 | return Importer.Imported(D, ImportedDef); |
| 3558 | } |
| 3559 | |
| 3560 | ClassTemplateDecl *ClassTemplate |
| 3561 | = cast_or_null<ClassTemplateDecl>(Importer.Import( |
| 3562 | D->getSpecializedTemplate())); |
| 3563 | if (!ClassTemplate) |
| 3564 | return 0; |
| 3565 | |
| 3566 | // Import the context of this declaration. |
| 3567 | DeclContext *DC = ClassTemplate->getDeclContext(); |
| 3568 | if (!DC) |
| 3569 | return 0; |
| 3570 | |
| 3571 | DeclContext *LexicalDC = DC; |
| 3572 | if (D->getDeclContext() != D->getLexicalDeclContext()) { |
| 3573 | LexicalDC = Importer.ImportContext(D->getLexicalDeclContext()); |
| 3574 | if (!LexicalDC) |
| 3575 | return 0; |
| 3576 | } |
| 3577 | |
| 3578 | // Import the location of this declaration. |
| 3579 | SourceLocation Loc = Importer.Import(D->getLocation()); |
| 3580 | |
| 3581 | // Import template arguments. |
| 3582 | llvm::SmallVector<TemplateArgument, 2> TemplateArgs; |
| 3583 | if (ImportTemplateArguments(D->getTemplateArgs().data(), |
| 3584 | D->getTemplateArgs().size(), |
| 3585 | TemplateArgs)) |
| 3586 | return 0; |
| 3587 | |
| 3588 | // Try to find an existing specialization with these template arguments. |
| 3589 | void *InsertPos = 0; |
| 3590 | ClassTemplateSpecializationDecl *D2 |
| 3591 | = ClassTemplate->findSpecialization(TemplateArgs.data(), |
| 3592 | TemplateArgs.size(), InsertPos); |
| 3593 | if (D2) { |
| 3594 | // We already have a class template specialization with these template |
| 3595 | // arguments. |
| 3596 | |
| 3597 | // FIXME: Check for specialization vs. instantiation errors. |
| 3598 | |
| 3599 | if (RecordDecl *FoundDef = D2->getDefinition()) { |
| 3600 | if (!D->isDefinition() || IsStructuralMatch(D, FoundDef)) { |
| 3601 | // The record types structurally match, or the "from" translation |
| 3602 | // unit only had a forward declaration anyway; call it the same |
| 3603 | // function. |
| 3604 | return Importer.Imported(D, FoundDef); |
| 3605 | } |
| 3606 | } |
| 3607 | } else { |
| 3608 | // Create a new specialization. |
| 3609 | D2 = ClassTemplateSpecializationDecl::Create(Importer.getToContext(), |
| 3610 | D->getTagKind(), DC, |
| 3611 | Loc, ClassTemplate, |
| 3612 | TemplateArgs.data(), |
| 3613 | TemplateArgs.size(), |
| 3614 | /*PrevDecl=*/0); |
| 3615 | D2->setSpecializationKind(D->getSpecializationKind()); |
| 3616 | |
| 3617 | // Add this specialization to the class template. |
| 3618 | ClassTemplate->AddSpecialization(D2, InsertPos); |
| 3619 | |
| 3620 | // Import the qualifier, if any. |
| 3621 | if (D->getQualifier()) { |
| 3622 | NestedNameSpecifier *NNS = Importer.Import(D->getQualifier()); |
| 3623 | SourceRange NNSRange = Importer.Import(D->getQualifierRange()); |
| 3624 | D2->setQualifierInfo(NNS, NNSRange); |
| 3625 | } |
| 3626 | |
| 3627 | |
| 3628 | // Add the specialization to this context. |
| 3629 | D2->setLexicalDeclContext(LexicalDC); |
| 3630 | LexicalDC->addDecl(D2); |
| 3631 | } |
| 3632 | Importer.Imported(D, D2); |
| 3633 | |
| 3634 | if (D->isDefinition() && ImportDefinition(D, D2)) |
| 3635 | return 0; |
| 3636 | |
| 3637 | return D2; |
| 3638 | } |
| 3639 | |
Douglas Gregor | 4800d95 | 2010-02-11 19:21:55 +0000 | [diff] [blame] | 3640 | //---------------------------------------------------------------------------- |
| 3641 | // Import Statements |
| 3642 | //---------------------------------------------------------------------------- |
| 3643 | |
| 3644 | Stmt *ASTNodeImporter::VisitStmt(Stmt *S) { |
| 3645 | Importer.FromDiag(S->getLocStart(), diag::err_unsupported_ast_node) |
| 3646 | << S->getStmtClassName(); |
| 3647 | return 0; |
| 3648 | } |
| 3649 | |
| 3650 | //---------------------------------------------------------------------------- |
| 3651 | // Import Expressions |
| 3652 | //---------------------------------------------------------------------------- |
| 3653 | Expr *ASTNodeImporter::VisitExpr(Expr *E) { |
| 3654 | Importer.FromDiag(E->getLocStart(), diag::err_unsupported_ast_node) |
| 3655 | << E->getStmtClassName(); |
| 3656 | return 0; |
| 3657 | } |
| 3658 | |
Douglas Gregor | 4408063 | 2010-02-19 01:17:02 +0000 | [diff] [blame] | 3659 | Expr *ASTNodeImporter::VisitDeclRefExpr(DeclRefExpr *E) { |
| 3660 | NestedNameSpecifier *Qualifier = 0; |
| 3661 | if (E->getQualifier()) { |
| 3662 | Qualifier = Importer.Import(E->getQualifier()); |
| 3663 | if (!E->getQualifier()) |
| 3664 | return 0; |
| 3665 | } |
| 3666 | |
| 3667 | ValueDecl *ToD = cast_or_null<ValueDecl>(Importer.Import(E->getDecl())); |
| 3668 | if (!ToD) |
| 3669 | return 0; |
| 3670 | |
| 3671 | QualType T = Importer.Import(E->getType()); |
| 3672 | if (T.isNull()) |
| 3673 | return 0; |
| 3674 | |
| 3675 | return DeclRefExpr::Create(Importer.getToContext(), Qualifier, |
| 3676 | Importer.Import(E->getQualifierRange()), |
| 3677 | ToD, |
| 3678 | Importer.Import(E->getLocation()), |
John McCall | f89e55a | 2010-11-18 06:31:45 +0000 | [diff] [blame] | 3679 | T, E->getValueKind(), |
Douglas Gregor | 4408063 | 2010-02-19 01:17:02 +0000 | [diff] [blame] | 3680 | /*FIXME:TemplateArgs=*/0); |
| 3681 | } |
| 3682 | |
Douglas Gregor | 4800d95 | 2010-02-11 19:21:55 +0000 | [diff] [blame] | 3683 | Expr *ASTNodeImporter::VisitIntegerLiteral(IntegerLiteral *E) { |
| 3684 | QualType T = Importer.Import(E->getType()); |
| 3685 | if (T.isNull()) |
| 3686 | return 0; |
| 3687 | |
Argyrios Kyrtzidis | 9996a7f | 2010-08-28 09:06:06 +0000 | [diff] [blame] | 3688 | return IntegerLiteral::Create(Importer.getToContext(), |
| 3689 | E->getValue(), T, |
| 3690 | Importer.Import(E->getLocation())); |
Douglas Gregor | 4800d95 | 2010-02-11 19:21:55 +0000 | [diff] [blame] | 3691 | } |
| 3692 | |
Douglas Gregor | b2e400a | 2010-02-18 02:21:22 +0000 | [diff] [blame] | 3693 | Expr *ASTNodeImporter::VisitCharacterLiteral(CharacterLiteral *E) { |
| 3694 | QualType T = Importer.Import(E->getType()); |
| 3695 | if (T.isNull()) |
| 3696 | return 0; |
| 3697 | |
| 3698 | return new (Importer.getToContext()) CharacterLiteral(E->getValue(), |
| 3699 | E->isWide(), T, |
| 3700 | Importer.Import(E->getLocation())); |
| 3701 | } |
| 3702 | |
Douglas Gregor | f638f95 | 2010-02-19 01:07:06 +0000 | [diff] [blame] | 3703 | Expr *ASTNodeImporter::VisitParenExpr(ParenExpr *E) { |
| 3704 | Expr *SubExpr = Importer.Import(E->getSubExpr()); |
| 3705 | if (!SubExpr) |
| 3706 | return 0; |
| 3707 | |
| 3708 | return new (Importer.getToContext()) |
| 3709 | ParenExpr(Importer.Import(E->getLParen()), |
| 3710 | Importer.Import(E->getRParen()), |
| 3711 | SubExpr); |
| 3712 | } |
| 3713 | |
| 3714 | Expr *ASTNodeImporter::VisitUnaryOperator(UnaryOperator *E) { |
| 3715 | QualType T = Importer.Import(E->getType()); |
| 3716 | if (T.isNull()) |
| 3717 | return 0; |
| 3718 | |
| 3719 | Expr *SubExpr = Importer.Import(E->getSubExpr()); |
| 3720 | if (!SubExpr) |
| 3721 | return 0; |
| 3722 | |
| 3723 | return new (Importer.getToContext()) UnaryOperator(SubExpr, E->getOpcode(), |
John McCall | f89e55a | 2010-11-18 06:31:45 +0000 | [diff] [blame] | 3724 | T, E->getValueKind(), |
| 3725 | E->getObjectKind(), |
Douglas Gregor | f638f95 | 2010-02-19 01:07:06 +0000 | [diff] [blame] | 3726 | Importer.Import(E->getOperatorLoc())); |
| 3727 | } |
| 3728 | |
Douglas Gregor | bd249a5 | 2010-02-19 01:24:23 +0000 | [diff] [blame] | 3729 | Expr *ASTNodeImporter::VisitSizeOfAlignOfExpr(SizeOfAlignOfExpr *E) { |
| 3730 | QualType ResultType = Importer.Import(E->getType()); |
| 3731 | |
| 3732 | if (E->isArgumentType()) { |
| 3733 | TypeSourceInfo *TInfo = Importer.Import(E->getArgumentTypeInfo()); |
| 3734 | if (!TInfo) |
| 3735 | return 0; |
| 3736 | |
| 3737 | return new (Importer.getToContext()) SizeOfAlignOfExpr(E->isSizeOf(), |
| 3738 | TInfo, ResultType, |
| 3739 | Importer.Import(E->getOperatorLoc()), |
| 3740 | Importer.Import(E->getRParenLoc())); |
| 3741 | } |
| 3742 | |
| 3743 | Expr *SubExpr = Importer.Import(E->getArgumentExpr()); |
| 3744 | if (!SubExpr) |
| 3745 | return 0; |
| 3746 | |
| 3747 | return new (Importer.getToContext()) SizeOfAlignOfExpr(E->isSizeOf(), |
| 3748 | SubExpr, ResultType, |
| 3749 | Importer.Import(E->getOperatorLoc()), |
| 3750 | Importer.Import(E->getRParenLoc())); |
| 3751 | } |
| 3752 | |
Douglas Gregor | f638f95 | 2010-02-19 01:07:06 +0000 | [diff] [blame] | 3753 | Expr *ASTNodeImporter::VisitBinaryOperator(BinaryOperator *E) { |
| 3754 | QualType T = Importer.Import(E->getType()); |
| 3755 | if (T.isNull()) |
| 3756 | return 0; |
| 3757 | |
| 3758 | Expr *LHS = Importer.Import(E->getLHS()); |
| 3759 | if (!LHS) |
| 3760 | return 0; |
| 3761 | |
| 3762 | Expr *RHS = Importer.Import(E->getRHS()); |
| 3763 | if (!RHS) |
| 3764 | return 0; |
| 3765 | |
| 3766 | return new (Importer.getToContext()) BinaryOperator(LHS, RHS, E->getOpcode(), |
John McCall | f89e55a | 2010-11-18 06:31:45 +0000 | [diff] [blame] | 3767 | T, E->getValueKind(), |
| 3768 | E->getObjectKind(), |
Douglas Gregor | f638f95 | 2010-02-19 01:07:06 +0000 | [diff] [blame] | 3769 | Importer.Import(E->getOperatorLoc())); |
| 3770 | } |
| 3771 | |
| 3772 | Expr *ASTNodeImporter::VisitCompoundAssignOperator(CompoundAssignOperator *E) { |
| 3773 | QualType T = Importer.Import(E->getType()); |
| 3774 | if (T.isNull()) |
| 3775 | return 0; |
| 3776 | |
| 3777 | QualType CompLHSType = Importer.Import(E->getComputationLHSType()); |
| 3778 | if (CompLHSType.isNull()) |
| 3779 | return 0; |
| 3780 | |
| 3781 | QualType CompResultType = Importer.Import(E->getComputationResultType()); |
| 3782 | if (CompResultType.isNull()) |
| 3783 | return 0; |
| 3784 | |
| 3785 | Expr *LHS = Importer.Import(E->getLHS()); |
| 3786 | if (!LHS) |
| 3787 | return 0; |
| 3788 | |
| 3789 | Expr *RHS = Importer.Import(E->getRHS()); |
| 3790 | if (!RHS) |
| 3791 | return 0; |
| 3792 | |
| 3793 | return new (Importer.getToContext()) |
| 3794 | CompoundAssignOperator(LHS, RHS, E->getOpcode(), |
John McCall | f89e55a | 2010-11-18 06:31:45 +0000 | [diff] [blame] | 3795 | T, E->getValueKind(), |
| 3796 | E->getObjectKind(), |
| 3797 | CompLHSType, CompResultType, |
Douglas Gregor | f638f95 | 2010-02-19 01:07:06 +0000 | [diff] [blame] | 3798 | Importer.Import(E->getOperatorLoc())); |
| 3799 | } |
| 3800 | |
John McCall | f871d0c | 2010-08-07 06:22:56 +0000 | [diff] [blame] | 3801 | bool ImportCastPath(CastExpr *E, CXXCastPath &Path) { |
| 3802 | if (E->path_empty()) return false; |
| 3803 | |
| 3804 | // TODO: import cast paths |
| 3805 | return true; |
| 3806 | } |
| 3807 | |
Douglas Gregor | 36ead2e | 2010-02-12 22:17:39 +0000 | [diff] [blame] | 3808 | Expr *ASTNodeImporter::VisitImplicitCastExpr(ImplicitCastExpr *E) { |
| 3809 | QualType T = Importer.Import(E->getType()); |
| 3810 | if (T.isNull()) |
| 3811 | return 0; |
| 3812 | |
| 3813 | Expr *SubExpr = Importer.Import(E->getSubExpr()); |
| 3814 | if (!SubExpr) |
| 3815 | return 0; |
John McCall | f871d0c | 2010-08-07 06:22:56 +0000 | [diff] [blame] | 3816 | |
| 3817 | CXXCastPath BasePath; |
| 3818 | if (ImportCastPath(E, BasePath)) |
| 3819 | return 0; |
| 3820 | |
| 3821 | return ImplicitCastExpr::Create(Importer.getToContext(), T, E->getCastKind(), |
John McCall | 5baba9d | 2010-08-25 10:28:54 +0000 | [diff] [blame] | 3822 | SubExpr, &BasePath, E->getValueKind()); |
Douglas Gregor | 36ead2e | 2010-02-12 22:17:39 +0000 | [diff] [blame] | 3823 | } |
| 3824 | |
Douglas Gregor | 008847a | 2010-02-19 01:32:14 +0000 | [diff] [blame] | 3825 | Expr *ASTNodeImporter::VisitCStyleCastExpr(CStyleCastExpr *E) { |
| 3826 | QualType T = Importer.Import(E->getType()); |
| 3827 | if (T.isNull()) |
| 3828 | return 0; |
| 3829 | |
| 3830 | Expr *SubExpr = Importer.Import(E->getSubExpr()); |
| 3831 | if (!SubExpr) |
| 3832 | return 0; |
| 3833 | |
| 3834 | TypeSourceInfo *TInfo = Importer.Import(E->getTypeInfoAsWritten()); |
| 3835 | if (!TInfo && E->getTypeInfoAsWritten()) |
| 3836 | return 0; |
| 3837 | |
John McCall | f871d0c | 2010-08-07 06:22:56 +0000 | [diff] [blame] | 3838 | CXXCastPath BasePath; |
| 3839 | if (ImportCastPath(E, BasePath)) |
| 3840 | return 0; |
| 3841 | |
John McCall | f89e55a | 2010-11-18 06:31:45 +0000 | [diff] [blame] | 3842 | return CStyleCastExpr::Create(Importer.getToContext(), T, |
| 3843 | E->getValueKind(), E->getCastKind(), |
John McCall | f871d0c | 2010-08-07 06:22:56 +0000 | [diff] [blame] | 3844 | SubExpr, &BasePath, TInfo, |
| 3845 | Importer.Import(E->getLParenLoc()), |
| 3846 | Importer.Import(E->getRParenLoc())); |
Douglas Gregor | 008847a | 2010-02-19 01:32:14 +0000 | [diff] [blame] | 3847 | } |
| 3848 | |
Argyrios Kyrtzidis | 33e4e70 | 2010-11-18 20:06:41 +0000 | [diff] [blame] | 3849 | ASTImporter::ASTImporter(ASTContext &ToContext, FileManager &ToFileManager, |
Chris Lattner | 39b49bc | 2010-11-23 08:35:12 +0000 | [diff] [blame] | 3850 | ASTContext &FromContext, FileManager &FromFileManager) |
Douglas Gregor | 1b2949d | 2010-02-05 17:54:41 +0000 | [diff] [blame] | 3851 | : ToContext(ToContext), FromContext(FromContext), |
Chris Lattner | 39b49bc | 2010-11-23 08:35:12 +0000 | [diff] [blame] | 3852 | ToFileManager(ToFileManager), FromFileManager(FromFileManager) { |
Douglas Gregor | 9bed879 | 2010-02-09 19:21:46 +0000 | [diff] [blame] | 3853 | ImportedDecls[FromContext.getTranslationUnitDecl()] |
| 3854 | = ToContext.getTranslationUnitDecl(); |
| 3855 | } |
| 3856 | |
| 3857 | ASTImporter::~ASTImporter() { } |
Douglas Gregor | 1b2949d | 2010-02-05 17:54:41 +0000 | [diff] [blame] | 3858 | |
| 3859 | QualType ASTImporter::Import(QualType FromT) { |
| 3860 | if (FromT.isNull()) |
| 3861 | return QualType(); |
| 3862 | |
Douglas Gregor | 169fba5 | 2010-02-08 15:18:58 +0000 | [diff] [blame] | 3863 | // Check whether we've already imported this type. |
| 3864 | llvm::DenseMap<Type *, Type *>::iterator Pos |
| 3865 | = ImportedTypes.find(FromT.getTypePtr()); |
| 3866 | if (Pos != ImportedTypes.end()) |
| 3867 | return ToContext.getQualifiedType(Pos->second, FromT.getQualifiers()); |
Douglas Gregor | 1b2949d | 2010-02-05 17:54:41 +0000 | [diff] [blame] | 3868 | |
Douglas Gregor | 169fba5 | 2010-02-08 15:18:58 +0000 | [diff] [blame] | 3869 | // Import the type |
Douglas Gregor | 1b2949d | 2010-02-05 17:54:41 +0000 | [diff] [blame] | 3870 | ASTNodeImporter Importer(*this); |
| 3871 | QualType ToT = Importer.Visit(FromT.getTypePtr()); |
| 3872 | if (ToT.isNull()) |
| 3873 | return ToT; |
| 3874 | |
Douglas Gregor | 169fba5 | 2010-02-08 15:18:58 +0000 | [diff] [blame] | 3875 | // Record the imported type. |
| 3876 | ImportedTypes[FromT.getTypePtr()] = ToT.getTypePtr(); |
| 3877 | |
Douglas Gregor | 1b2949d | 2010-02-05 17:54:41 +0000 | [diff] [blame] | 3878 | return ToContext.getQualifiedType(ToT, FromT.getQualifiers()); |
| 3879 | } |
| 3880 | |
Douglas Gregor | 9bed879 | 2010-02-09 19:21:46 +0000 | [diff] [blame] | 3881 | TypeSourceInfo *ASTImporter::Import(TypeSourceInfo *FromTSI) { |
Douglas Gregor | 82fc4bf | 2010-02-10 17:47:19 +0000 | [diff] [blame] | 3882 | if (!FromTSI) |
| 3883 | return FromTSI; |
| 3884 | |
| 3885 | // FIXME: For now we just create a "trivial" type source info based |
Nick Lewycky | 5606220 | 2010-07-26 16:56:01 +0000 | [diff] [blame] | 3886 | // on the type and a single location. Implement a real version of this. |
Douglas Gregor | 82fc4bf | 2010-02-10 17:47:19 +0000 | [diff] [blame] | 3887 | QualType T = Import(FromTSI->getType()); |
| 3888 | if (T.isNull()) |
| 3889 | return 0; |
| 3890 | |
| 3891 | return ToContext.getTrivialTypeSourceInfo(T, |
Abramo Bagnara | bd054db | 2010-05-20 10:00:11 +0000 | [diff] [blame] | 3892 | FromTSI->getTypeLoc().getSourceRange().getBegin()); |
Douglas Gregor | 9bed879 | 2010-02-09 19:21:46 +0000 | [diff] [blame] | 3893 | } |
| 3894 | |
| 3895 | Decl *ASTImporter::Import(Decl *FromD) { |
| 3896 | if (!FromD) |
| 3897 | return 0; |
| 3898 | |
| 3899 | // Check whether we've already imported this declaration. |
| 3900 | llvm::DenseMap<Decl *, Decl *>::iterator Pos = ImportedDecls.find(FromD); |
| 3901 | if (Pos != ImportedDecls.end()) |
| 3902 | return Pos->second; |
| 3903 | |
| 3904 | // Import the type |
| 3905 | ASTNodeImporter Importer(*this); |
| 3906 | Decl *ToD = Importer.Visit(FromD); |
| 3907 | if (!ToD) |
| 3908 | return 0; |
| 3909 | |
| 3910 | // Record the imported declaration. |
| 3911 | ImportedDecls[FromD] = ToD; |
Douglas Gregor | ea35d11 | 2010-02-15 23:54:17 +0000 | [diff] [blame] | 3912 | |
| 3913 | if (TagDecl *FromTag = dyn_cast<TagDecl>(FromD)) { |
| 3914 | // Keep track of anonymous tags that have an associated typedef. |
| 3915 | if (FromTag->getTypedefForAnonDecl()) |
| 3916 | AnonTagsWithPendingTypedefs.push_back(FromTag); |
| 3917 | } else if (TypedefDecl *FromTypedef = dyn_cast<TypedefDecl>(FromD)) { |
| 3918 | // When we've finished transforming a typedef, see whether it was the |
| 3919 | // typedef for an anonymous tag. |
| 3920 | for (llvm::SmallVector<TagDecl *, 4>::iterator |
| 3921 | FromTag = AnonTagsWithPendingTypedefs.begin(), |
| 3922 | FromTagEnd = AnonTagsWithPendingTypedefs.end(); |
| 3923 | FromTag != FromTagEnd; ++FromTag) { |
| 3924 | if ((*FromTag)->getTypedefForAnonDecl() == FromTypedef) { |
| 3925 | if (TagDecl *ToTag = cast_or_null<TagDecl>(Import(*FromTag))) { |
| 3926 | // We found the typedef for an anonymous tag; link them. |
| 3927 | ToTag->setTypedefForAnonDecl(cast<TypedefDecl>(ToD)); |
| 3928 | AnonTagsWithPendingTypedefs.erase(FromTag); |
| 3929 | break; |
| 3930 | } |
| 3931 | } |
| 3932 | } |
| 3933 | } |
| 3934 | |
Douglas Gregor | 9bed879 | 2010-02-09 19:21:46 +0000 | [diff] [blame] | 3935 | return ToD; |
| 3936 | } |
| 3937 | |
| 3938 | DeclContext *ASTImporter::ImportContext(DeclContext *FromDC) { |
| 3939 | if (!FromDC) |
| 3940 | return FromDC; |
| 3941 | |
| 3942 | return cast_or_null<DeclContext>(Import(cast<Decl>(FromDC))); |
| 3943 | } |
| 3944 | |
| 3945 | Expr *ASTImporter::Import(Expr *FromE) { |
| 3946 | if (!FromE) |
| 3947 | return 0; |
| 3948 | |
| 3949 | return cast_or_null<Expr>(Import(cast<Stmt>(FromE))); |
| 3950 | } |
| 3951 | |
| 3952 | Stmt *ASTImporter::Import(Stmt *FromS) { |
| 3953 | if (!FromS) |
| 3954 | return 0; |
| 3955 | |
Douglas Gregor | 4800d95 | 2010-02-11 19:21:55 +0000 | [diff] [blame] | 3956 | // Check whether we've already imported this declaration. |
| 3957 | llvm::DenseMap<Stmt *, Stmt *>::iterator Pos = ImportedStmts.find(FromS); |
| 3958 | if (Pos != ImportedStmts.end()) |
| 3959 | return Pos->second; |
| 3960 | |
| 3961 | // Import the type |
| 3962 | ASTNodeImporter Importer(*this); |
| 3963 | Stmt *ToS = Importer.Visit(FromS); |
| 3964 | if (!ToS) |
| 3965 | return 0; |
| 3966 | |
| 3967 | // Record the imported declaration. |
| 3968 | ImportedStmts[FromS] = ToS; |
| 3969 | return ToS; |
Douglas Gregor | 9bed879 | 2010-02-09 19:21:46 +0000 | [diff] [blame] | 3970 | } |
| 3971 | |
| 3972 | NestedNameSpecifier *ASTImporter::Import(NestedNameSpecifier *FromNNS) { |
| 3973 | if (!FromNNS) |
| 3974 | return 0; |
| 3975 | |
| 3976 | // FIXME: Implement! |
| 3977 | return 0; |
| 3978 | } |
| 3979 | |
Douglas Gregor | d5dc83a | 2010-12-01 01:36:18 +0000 | [diff] [blame] | 3980 | TemplateName ASTImporter::Import(TemplateName From) { |
| 3981 | switch (From.getKind()) { |
| 3982 | case TemplateName::Template: |
| 3983 | if (TemplateDecl *ToTemplate |
| 3984 | = cast_or_null<TemplateDecl>(Import(From.getAsTemplateDecl()))) |
| 3985 | return TemplateName(ToTemplate); |
| 3986 | |
| 3987 | return TemplateName(); |
| 3988 | |
| 3989 | case TemplateName::OverloadedTemplate: { |
| 3990 | OverloadedTemplateStorage *FromStorage = From.getAsOverloadedTemplate(); |
| 3991 | UnresolvedSet<2> ToTemplates; |
| 3992 | for (OverloadedTemplateStorage::iterator I = FromStorage->begin(), |
| 3993 | E = FromStorage->end(); |
| 3994 | I != E; ++I) { |
| 3995 | if (NamedDecl *To = cast_or_null<NamedDecl>(Import(*I))) |
| 3996 | ToTemplates.addDecl(To); |
| 3997 | else |
| 3998 | return TemplateName(); |
| 3999 | } |
| 4000 | return ToContext.getOverloadedTemplateName(ToTemplates.begin(), |
| 4001 | ToTemplates.end()); |
| 4002 | } |
| 4003 | |
| 4004 | case TemplateName::QualifiedTemplate: { |
| 4005 | QualifiedTemplateName *QTN = From.getAsQualifiedTemplateName(); |
| 4006 | NestedNameSpecifier *Qualifier = Import(QTN->getQualifier()); |
| 4007 | if (!Qualifier) |
| 4008 | return TemplateName(); |
| 4009 | |
| 4010 | if (TemplateDecl *ToTemplate |
| 4011 | = cast_or_null<TemplateDecl>(Import(From.getAsTemplateDecl()))) |
| 4012 | return ToContext.getQualifiedTemplateName(Qualifier, |
| 4013 | QTN->hasTemplateKeyword(), |
| 4014 | ToTemplate); |
| 4015 | |
| 4016 | return TemplateName(); |
| 4017 | } |
| 4018 | |
| 4019 | case TemplateName::DependentTemplate: { |
| 4020 | DependentTemplateName *DTN = From.getAsDependentTemplateName(); |
| 4021 | NestedNameSpecifier *Qualifier = Import(DTN->getQualifier()); |
| 4022 | if (!Qualifier) |
| 4023 | return TemplateName(); |
| 4024 | |
| 4025 | if (DTN->isIdentifier()) { |
| 4026 | return ToContext.getDependentTemplateName(Qualifier, |
| 4027 | Import(DTN->getIdentifier())); |
| 4028 | } |
| 4029 | |
| 4030 | return ToContext.getDependentTemplateName(Qualifier, DTN->getOperator()); |
| 4031 | } |
| 4032 | } |
| 4033 | |
| 4034 | llvm_unreachable("Invalid template name kind"); |
| 4035 | return TemplateName(); |
| 4036 | } |
| 4037 | |
Douglas Gregor | 9bed879 | 2010-02-09 19:21:46 +0000 | [diff] [blame] | 4038 | SourceLocation ASTImporter::Import(SourceLocation FromLoc) { |
| 4039 | if (FromLoc.isInvalid()) |
| 4040 | return SourceLocation(); |
| 4041 | |
Douglas Gregor | 8852373 | 2010-02-10 00:15:17 +0000 | [diff] [blame] | 4042 | SourceManager &FromSM = FromContext.getSourceManager(); |
| 4043 | |
| 4044 | // For now, map everything down to its spelling location, so that we |
| 4045 | // don't have to import macro instantiations. |
| 4046 | // FIXME: Import macro instantiations! |
| 4047 | FromLoc = FromSM.getSpellingLoc(FromLoc); |
| 4048 | std::pair<FileID, unsigned> Decomposed = FromSM.getDecomposedLoc(FromLoc); |
| 4049 | SourceManager &ToSM = ToContext.getSourceManager(); |
| 4050 | return ToSM.getLocForStartOfFile(Import(Decomposed.first)) |
| 4051 | .getFileLocWithOffset(Decomposed.second); |
Douglas Gregor | 9bed879 | 2010-02-09 19:21:46 +0000 | [diff] [blame] | 4052 | } |
| 4053 | |
| 4054 | SourceRange ASTImporter::Import(SourceRange FromRange) { |
| 4055 | return SourceRange(Import(FromRange.getBegin()), Import(FromRange.getEnd())); |
| 4056 | } |
| 4057 | |
Douglas Gregor | 8852373 | 2010-02-10 00:15:17 +0000 | [diff] [blame] | 4058 | FileID ASTImporter::Import(FileID FromID) { |
Sebastian Redl | 535a3e2 | 2010-09-30 01:03:06 +0000 | [diff] [blame] | 4059 | llvm::DenseMap<FileID, FileID>::iterator Pos |
| 4060 | = ImportedFileIDs.find(FromID); |
Douglas Gregor | 8852373 | 2010-02-10 00:15:17 +0000 | [diff] [blame] | 4061 | if (Pos != ImportedFileIDs.end()) |
| 4062 | return Pos->second; |
| 4063 | |
| 4064 | SourceManager &FromSM = FromContext.getSourceManager(); |
| 4065 | SourceManager &ToSM = ToContext.getSourceManager(); |
| 4066 | const SrcMgr::SLocEntry &FromSLoc = FromSM.getSLocEntry(FromID); |
| 4067 | assert(FromSLoc.isFile() && "Cannot handle macro instantiations yet"); |
| 4068 | |
| 4069 | // Include location of this file. |
| 4070 | SourceLocation ToIncludeLoc = Import(FromSLoc.getFile().getIncludeLoc()); |
| 4071 | |
| 4072 | // Map the FileID for to the "to" source manager. |
| 4073 | FileID ToID; |
| 4074 | const SrcMgr::ContentCache *Cache = FromSLoc.getFile().getContentCache(); |
| 4075 | if (Cache->Entry) { |
| 4076 | // FIXME: We probably want to use getVirtualFile(), so we don't hit the |
| 4077 | // disk again |
| 4078 | // FIXME: We definitely want to re-use the existing MemoryBuffer, rather |
| 4079 | // than mmap the files several times. |
Chris Lattner | 39b49bc | 2010-11-23 08:35:12 +0000 | [diff] [blame] | 4080 | const FileEntry *Entry = ToFileManager.getFile(Cache->Entry->getName()); |
Douglas Gregor | 8852373 | 2010-02-10 00:15:17 +0000 | [diff] [blame] | 4081 | ToID = ToSM.createFileID(Entry, ToIncludeLoc, |
| 4082 | FromSLoc.getFile().getFileCharacteristic()); |
| 4083 | } else { |
| 4084 | // FIXME: We want to re-use the existing MemoryBuffer! |
Argyrios Kyrtzidis | 33e4e70 | 2010-11-18 20:06:41 +0000 | [diff] [blame] | 4085 | const llvm::MemoryBuffer * |
| 4086 | FromBuf = Cache->getBuffer(FromContext.getDiagnostics(), FromSM); |
Douglas Gregor | 8852373 | 2010-02-10 00:15:17 +0000 | [diff] [blame] | 4087 | llvm::MemoryBuffer *ToBuf |
Chris Lattner | a0a270c | 2010-04-05 22:42:27 +0000 | [diff] [blame] | 4088 | = llvm::MemoryBuffer::getMemBufferCopy(FromBuf->getBuffer(), |
Douglas Gregor | 8852373 | 2010-02-10 00:15:17 +0000 | [diff] [blame] | 4089 | FromBuf->getBufferIdentifier()); |
| 4090 | ToID = ToSM.createFileIDForMemBuffer(ToBuf); |
| 4091 | } |
| 4092 | |
| 4093 | |
Sebastian Redl | 535a3e2 | 2010-09-30 01:03:06 +0000 | [diff] [blame] | 4094 | ImportedFileIDs[FromID] = ToID; |
Douglas Gregor | 8852373 | 2010-02-10 00:15:17 +0000 | [diff] [blame] | 4095 | return ToID; |
| 4096 | } |
| 4097 | |
Douglas Gregor | 1b2949d | 2010-02-05 17:54:41 +0000 | [diff] [blame] | 4098 | DeclarationName ASTImporter::Import(DeclarationName FromName) { |
| 4099 | if (!FromName) |
| 4100 | return DeclarationName(); |
| 4101 | |
| 4102 | switch (FromName.getNameKind()) { |
| 4103 | case DeclarationName::Identifier: |
| 4104 | return Import(FromName.getAsIdentifierInfo()); |
| 4105 | |
| 4106 | case DeclarationName::ObjCZeroArgSelector: |
| 4107 | case DeclarationName::ObjCOneArgSelector: |
| 4108 | case DeclarationName::ObjCMultiArgSelector: |
| 4109 | return Import(FromName.getObjCSelector()); |
| 4110 | |
| 4111 | case DeclarationName::CXXConstructorName: { |
| 4112 | QualType T = Import(FromName.getCXXNameType()); |
| 4113 | if (T.isNull()) |
| 4114 | return DeclarationName(); |
| 4115 | |
| 4116 | return ToContext.DeclarationNames.getCXXConstructorName( |
| 4117 | ToContext.getCanonicalType(T)); |
| 4118 | } |
| 4119 | |
| 4120 | case DeclarationName::CXXDestructorName: { |
| 4121 | QualType T = Import(FromName.getCXXNameType()); |
| 4122 | if (T.isNull()) |
| 4123 | return DeclarationName(); |
| 4124 | |
| 4125 | return ToContext.DeclarationNames.getCXXDestructorName( |
| 4126 | ToContext.getCanonicalType(T)); |
| 4127 | } |
| 4128 | |
| 4129 | case DeclarationName::CXXConversionFunctionName: { |
| 4130 | QualType T = Import(FromName.getCXXNameType()); |
| 4131 | if (T.isNull()) |
| 4132 | return DeclarationName(); |
| 4133 | |
| 4134 | return ToContext.DeclarationNames.getCXXConversionFunctionName( |
| 4135 | ToContext.getCanonicalType(T)); |
| 4136 | } |
| 4137 | |
| 4138 | case DeclarationName::CXXOperatorName: |
| 4139 | return ToContext.DeclarationNames.getCXXOperatorName( |
| 4140 | FromName.getCXXOverloadedOperator()); |
| 4141 | |
| 4142 | case DeclarationName::CXXLiteralOperatorName: |
| 4143 | return ToContext.DeclarationNames.getCXXLiteralOperatorName( |
| 4144 | Import(FromName.getCXXLiteralIdentifier())); |
| 4145 | |
| 4146 | case DeclarationName::CXXUsingDirective: |
| 4147 | // FIXME: STATICS! |
| 4148 | return DeclarationName::getUsingDirectiveName(); |
| 4149 | } |
| 4150 | |
| 4151 | // Silence bogus GCC warning |
| 4152 | return DeclarationName(); |
| 4153 | } |
| 4154 | |
Douglas Gregor | d5dc83a | 2010-12-01 01:36:18 +0000 | [diff] [blame] | 4155 | IdentifierInfo *ASTImporter::Import(const IdentifierInfo *FromId) { |
Douglas Gregor | 1b2949d | 2010-02-05 17:54:41 +0000 | [diff] [blame] | 4156 | if (!FromId) |
| 4157 | return 0; |
| 4158 | |
| 4159 | return &ToContext.Idents.get(FromId->getName()); |
| 4160 | } |
Douglas Gregor | 089459a | 2010-02-08 21:09:39 +0000 | [diff] [blame] | 4161 | |
Douglas Gregor | c3f2d2b | 2010-02-17 02:12:47 +0000 | [diff] [blame] | 4162 | Selector ASTImporter::Import(Selector FromSel) { |
| 4163 | if (FromSel.isNull()) |
| 4164 | return Selector(); |
| 4165 | |
| 4166 | llvm::SmallVector<IdentifierInfo *, 4> Idents; |
| 4167 | Idents.push_back(Import(FromSel.getIdentifierInfoForSlot(0))); |
| 4168 | for (unsigned I = 1, N = FromSel.getNumArgs(); I < N; ++I) |
| 4169 | Idents.push_back(Import(FromSel.getIdentifierInfoForSlot(I))); |
| 4170 | return ToContext.Selectors.getSelector(FromSel.getNumArgs(), Idents.data()); |
| 4171 | } |
| 4172 | |
Douglas Gregor | 089459a | 2010-02-08 21:09:39 +0000 | [diff] [blame] | 4173 | DeclarationName ASTImporter::HandleNameConflict(DeclarationName Name, |
| 4174 | DeclContext *DC, |
| 4175 | unsigned IDNS, |
| 4176 | NamedDecl **Decls, |
| 4177 | unsigned NumDecls) { |
| 4178 | return Name; |
| 4179 | } |
| 4180 | |
| 4181 | DiagnosticBuilder ASTImporter::ToDiag(SourceLocation Loc, unsigned DiagID) { |
Argyrios Kyrtzidis | 33e4e70 | 2010-11-18 20:06:41 +0000 | [diff] [blame] | 4182 | return ToContext.getDiagnostics().Report(Loc, DiagID); |
Douglas Gregor | 089459a | 2010-02-08 21:09:39 +0000 | [diff] [blame] | 4183 | } |
| 4184 | |
| 4185 | DiagnosticBuilder ASTImporter::FromDiag(SourceLocation Loc, unsigned DiagID) { |
Argyrios Kyrtzidis | 33e4e70 | 2010-11-18 20:06:41 +0000 | [diff] [blame] | 4186 | return FromContext.getDiagnostics().Report(Loc, DiagID); |
Douglas Gregor | 089459a | 2010-02-08 21:09:39 +0000 | [diff] [blame] | 4187 | } |
Douglas Gregor | 5ce5dab | 2010-02-12 23:44:20 +0000 | [diff] [blame] | 4188 | |
| 4189 | Decl *ASTImporter::Imported(Decl *From, Decl *To) { |
| 4190 | ImportedDecls[From] = To; |
| 4191 | return To; |
Daniel Dunbar | af66758 | 2010-02-13 20:24:39 +0000 | [diff] [blame] | 4192 | } |
Douglas Gregor | ea35d11 | 2010-02-15 23:54:17 +0000 | [diff] [blame] | 4193 | |
| 4194 | bool ASTImporter::IsStructurallyEquivalent(QualType From, QualType To) { |
| 4195 | llvm::DenseMap<Type *, Type *>::iterator Pos |
| 4196 | = ImportedTypes.find(From.getTypePtr()); |
| 4197 | if (Pos != ImportedTypes.end() && ToContext.hasSameType(Import(From), To)) |
| 4198 | return true; |
| 4199 | |
Argyrios Kyrtzidis | 33e4e70 | 2010-11-18 20:06:41 +0000 | [diff] [blame] | 4200 | StructuralEquivalenceContext Ctx(FromContext, ToContext, NonEquivalentDecls); |
Benjamin Kramer | bb2d176 | 2010-02-18 13:02:13 +0000 | [diff] [blame] | 4201 | return Ctx.IsStructurallyEquivalent(From, To); |
Douglas Gregor | ea35d11 | 2010-02-15 23:54:17 +0000 | [diff] [blame] | 4202 | } |