Ted Kremenek | a758d09 | 2007-08-24 20:21:10 +0000 | [diff] [blame] | 1 | //===--- ExprCXX.cpp - (C++) Expression AST Node Implementation -----------===// |
| 2 | // |
| 3 | // The LLVM Compiler Infrastructure |
| 4 | // |
Chris Lattner | 0bc735f | 2007-12-29 19:59:25 +0000 | [diff] [blame] | 5 | // This file is distributed under the University of Illinois Open Source |
| 6 | // License. See LICENSE.TXT for details. |
Ted Kremenek | a758d09 | 2007-08-24 20:21:10 +0000 | [diff] [blame] | 7 | // |
| 8 | //===----------------------------------------------------------------------===// |
| 9 | // |
| 10 | // This file implements the subclesses of Expr class declared in ExprCXX.h |
| 11 | // |
| 12 | //===----------------------------------------------------------------------===// |
| 13 | |
Douglas Gregor | b460980 | 2008-11-14 16:09:21 +0000 | [diff] [blame] | 14 | #include "clang/Basic/IdentifierTable.h" |
| 15 | #include "clang/AST/DeclCXX.h" |
Douglas Gregor | edce4dd | 2009-06-30 22:34:41 +0000 | [diff] [blame] | 16 | #include "clang/AST/DeclTemplate.h" |
Ted Kremenek | a758d09 | 2007-08-24 20:21:10 +0000 | [diff] [blame] | 17 | #include "clang/AST/ExprCXX.h" |
Douglas Gregor | 26d4ac9 | 2010-02-24 23:40:28 +0000 | [diff] [blame] | 18 | #include "clang/AST/TypeLoc.h" |
Ted Kremenek | a758d09 | 2007-08-24 20:21:10 +0000 | [diff] [blame] | 19 | using namespace clang; |
| 20 | |
Douglas Gregor | 57fdc8a | 2010-04-26 22:37:10 +0000 | [diff] [blame] | 21 | |
Ted Kremenek | a758d09 | 2007-08-24 20:21:10 +0000 | [diff] [blame] | 22 | //===----------------------------------------------------------------------===// |
| 23 | // Child Iterators for iterating over subexpressions/substatements |
| 24 | //===----------------------------------------------------------------------===// |
| 25 | |
Douglas Gregor | 57fdc8a | 2010-04-26 22:37:10 +0000 | [diff] [blame] | 26 | QualType CXXTypeidExpr::getTypeOperand() const { |
| 27 | assert(isTypeOperand() && "Cannot call getTypeOperand for typeid(expr)"); |
| 28 | return Operand.get<TypeSourceInfo *>()->getType().getNonReferenceType() |
| 29 | .getUnqualifiedType(); |
| 30 | } |
| 31 | |
Sebastian Redl | c42e118 | 2008-11-11 11:37:55 +0000 | [diff] [blame] | 32 | // CXXTypeidExpr - has child iterators if the operand is an expression |
| 33 | Stmt::child_iterator CXXTypeidExpr::child_begin() { |
Douglas Gregor | 57fdc8a | 2010-04-26 22:37:10 +0000 | [diff] [blame] | 34 | return isTypeOperand() ? child_iterator() |
| 35 | : reinterpret_cast<Stmt **>(&Operand); |
Sebastian Redl | c42e118 | 2008-11-11 11:37:55 +0000 | [diff] [blame] | 36 | } |
| 37 | Stmt::child_iterator CXXTypeidExpr::child_end() { |
Douglas Gregor | 57fdc8a | 2010-04-26 22:37:10 +0000 | [diff] [blame] | 38 | return isTypeOperand() ? child_iterator() |
| 39 | : reinterpret_cast<Stmt **>(&Operand) + 1; |
Sebastian Redl | c42e118 | 2008-11-11 11:37:55 +0000 | [diff] [blame] | 40 | } |
Ted Kremenek | a758d09 | 2007-08-24 20:21:10 +0000 | [diff] [blame] | 41 | |
Francois Pichet | 01b7c30 | 2010-09-08 12:20:18 +0000 | [diff] [blame] | 42 | QualType CXXUuidofExpr::getTypeOperand() const { |
| 43 | assert(isTypeOperand() && "Cannot call getTypeOperand for __uuidof(expr)"); |
| 44 | return Operand.get<TypeSourceInfo *>()->getType().getNonReferenceType() |
| 45 | .getUnqualifiedType(); |
| 46 | } |
| 47 | |
| 48 | // CXXUuidofExpr - has child iterators if the operand is an expression |
| 49 | Stmt::child_iterator CXXUuidofExpr::child_begin() { |
| 50 | return isTypeOperand() ? child_iterator() |
| 51 | : reinterpret_cast<Stmt **>(&Operand); |
| 52 | } |
| 53 | Stmt::child_iterator CXXUuidofExpr::child_end() { |
| 54 | return isTypeOperand() ? child_iterator() |
| 55 | : reinterpret_cast<Stmt **>(&Operand) + 1; |
| 56 | } |
| 57 | |
Ted Kremenek | a758d09 | 2007-08-24 20:21:10 +0000 | [diff] [blame] | 58 | // CXXBoolLiteralExpr |
Mike Stump | 1eb4433 | 2009-09-09 15:08:12 +0000 | [diff] [blame] | 59 | Stmt::child_iterator CXXBoolLiteralExpr::child_begin() { |
Ted Kremenek | 9ac5928 | 2007-10-18 23:28:49 +0000 | [diff] [blame] | 60 | return child_iterator(); |
| 61 | } |
| 62 | Stmt::child_iterator CXXBoolLiteralExpr::child_end() { |
| 63 | return child_iterator(); |
| 64 | } |
Chris Lattner | 50dd289 | 2008-02-26 00:51:44 +0000 | [diff] [blame] | 65 | |
Sebastian Redl | 6e8ed16 | 2009-05-10 18:38:11 +0000 | [diff] [blame] | 66 | // CXXNullPtrLiteralExpr |
Mike Stump | 1eb4433 | 2009-09-09 15:08:12 +0000 | [diff] [blame] | 67 | Stmt::child_iterator CXXNullPtrLiteralExpr::child_begin() { |
Sebastian Redl | 6e8ed16 | 2009-05-10 18:38:11 +0000 | [diff] [blame] | 68 | return child_iterator(); |
| 69 | } |
| 70 | Stmt::child_iterator CXXNullPtrLiteralExpr::child_end() { |
| 71 | return child_iterator(); |
| 72 | } |
| 73 | |
Douglas Gregor | 796da18 | 2008-11-04 14:32:21 +0000 | [diff] [blame] | 74 | // CXXThisExpr |
| 75 | Stmt::child_iterator CXXThisExpr::child_begin() { return child_iterator(); } |
| 76 | Stmt::child_iterator CXXThisExpr::child_end() { return child_iterator(); } |
| 77 | |
Chris Lattner | 50dd289 | 2008-02-26 00:51:44 +0000 | [diff] [blame] | 78 | // CXXThrowExpr |
Ted Kremenek | 1060aff | 2008-06-17 03:11:08 +0000 | [diff] [blame] | 79 | Stmt::child_iterator CXXThrowExpr::child_begin() { return &Op; } |
Chris Lattner | 50dd289 | 2008-02-26 00:51:44 +0000 | [diff] [blame] | 80 | Stmt::child_iterator CXXThrowExpr::child_end() { |
| 81 | // If Op is 0, we are processing throw; which has no children. |
Ted Kremenek | 1060aff | 2008-06-17 03:11:08 +0000 | [diff] [blame] | 82 | return Op ? &Op+1 : &Op; |
Chris Lattner | 50dd289 | 2008-02-26 00:51:44 +0000 | [diff] [blame] | 83 | } |
Chris Lattner | 0442108 | 2008-04-08 04:40:51 +0000 | [diff] [blame] | 84 | |
| 85 | // CXXDefaultArgExpr |
| 86 | Stmt::child_iterator CXXDefaultArgExpr::child_begin() { |
Chris Lattner | 8123a95 | 2008-04-10 02:22:51 +0000 | [diff] [blame] | 87 | return child_iterator(); |
Chris Lattner | 0442108 | 2008-04-08 04:40:51 +0000 | [diff] [blame] | 88 | } |
| 89 | Stmt::child_iterator CXXDefaultArgExpr::child_end() { |
Chris Lattner | 8123a95 | 2008-04-10 02:22:51 +0000 | [diff] [blame] | 90 | return child_iterator(); |
Chris Lattner | 0442108 | 2008-04-08 04:40:51 +0000 | [diff] [blame] | 91 | } |
Argyrios Kyrtzidis | 987a14b | 2008-08-22 15:38:55 +0000 | [diff] [blame] | 92 | |
Douglas Gregor | ed8abf1 | 2010-07-08 06:14:04 +0000 | [diff] [blame] | 93 | // CXXScalarValueInitExpr |
Douglas Gregor | ab6677e | 2010-09-08 00:15:04 +0000 | [diff] [blame] | 94 | SourceRange CXXScalarValueInitExpr::getSourceRange() const { |
| 95 | SourceLocation Start = RParenLoc; |
| 96 | if (TypeInfo) |
| 97 | Start = TypeInfo->getTypeLoc().getBeginLoc(); |
| 98 | return SourceRange(Start, RParenLoc); |
| 99 | } |
| 100 | |
Douglas Gregor | ed8abf1 | 2010-07-08 06:14:04 +0000 | [diff] [blame] | 101 | Stmt::child_iterator CXXScalarValueInitExpr::child_begin() { |
Argyrios Kyrtzidis | 987a14b | 2008-08-22 15:38:55 +0000 | [diff] [blame] | 102 | return child_iterator(); |
| 103 | } |
Douglas Gregor | ed8abf1 | 2010-07-08 06:14:04 +0000 | [diff] [blame] | 104 | Stmt::child_iterator CXXScalarValueInitExpr::child_end() { |
Argyrios Kyrtzidis | 987a14b | 2008-08-22 15:38:55 +0000 | [diff] [blame] | 105 | return child_iterator(); |
| 106 | } |
Argyrios Kyrtzidis | 9e922b1 | 2008-09-09 23:47:53 +0000 | [diff] [blame] | 107 | |
Sebastian Redl | 4c5d320 | 2008-11-21 19:14:01 +0000 | [diff] [blame] | 108 | // CXXNewExpr |
Ted Kremenek | ad7fe86 | 2010-02-11 22:51:03 +0000 | [diff] [blame] | 109 | CXXNewExpr::CXXNewExpr(ASTContext &C, bool globalNew, FunctionDecl *operatorNew, |
Sebastian Redl | 4c5d320 | 2008-11-21 19:14:01 +0000 | [diff] [blame] | 110 | Expr **placementArgs, unsigned numPlaceArgs, |
Douglas Gregor | 4bd4031 | 2010-07-13 15:54:32 +0000 | [diff] [blame] | 111 | SourceRange TypeIdParens, Expr *arraySize, |
Sebastian Redl | 4c5d320 | 2008-11-21 19:14:01 +0000 | [diff] [blame] | 112 | CXXConstructorDecl *constructor, bool initializer, |
| 113 | Expr **constructorArgs, unsigned numConsArgs, |
John McCall | 6ec278d | 2011-01-27 09:37:56 +0000 | [diff] [blame^] | 114 | FunctionDecl *operatorDelete, |
| 115 | bool usualArrayDeleteWantsSize, QualType ty, |
Douglas Gregor | 1bb2a93 | 2010-09-07 21:49:58 +0000 | [diff] [blame] | 116 | TypeSourceInfo *AllocatedTypeInfo, |
Chandler Carruth | 428edaf | 2010-10-25 08:47:36 +0000 | [diff] [blame] | 117 | SourceLocation startLoc, SourceLocation endLoc, |
| 118 | SourceLocation constructorLParen, |
| 119 | SourceLocation constructorRParen) |
John McCall | f89e55a | 2010-11-18 06:31:45 +0000 | [diff] [blame] | 120 | : Expr(CXXNewExprClass, ty, VK_RValue, OK_Ordinary, |
Douglas Gregor | bebbe0d | 2010-12-15 01:34:56 +0000 | [diff] [blame] | 121 | ty->isDependentType(), ty->isDependentType(), |
| 122 | ty->containsUnexpandedParameterPack()), |
John McCall | 6ec278d | 2011-01-27 09:37:56 +0000 | [diff] [blame^] | 123 | GlobalNew(globalNew), Initializer(initializer), |
| 124 | UsualArrayDeleteWantsSize(usualArrayDeleteWantsSize), |
| 125 | SubExprs(0), OperatorNew(operatorNew), |
Sebastian Redl | cee63fb | 2008-12-02 14:43:59 +0000 | [diff] [blame] | 126 | OperatorDelete(operatorDelete), Constructor(constructor), |
Douglas Gregor | 1bb2a93 | 2010-09-07 21:49:58 +0000 | [diff] [blame] | 127 | AllocatedTypeInfo(AllocatedTypeInfo), TypeIdParens(TypeIdParens), |
Chandler Carruth | 428edaf | 2010-10-25 08:47:36 +0000 | [diff] [blame] | 128 | StartLoc(startLoc), EndLoc(endLoc), ConstructorLParen(constructorLParen), |
| 129 | ConstructorRParen(constructorRParen) { |
Chris Lattner | 5921863 | 2010-05-10 01:22:27 +0000 | [diff] [blame] | 130 | AllocateArgsArray(C, arraySize != 0, numPlaceArgs, numConsArgs); |
Sebastian Redl | 4c5d320 | 2008-11-21 19:14:01 +0000 | [diff] [blame] | 131 | unsigned i = 0; |
Douglas Gregor | bebbe0d | 2010-12-15 01:34:56 +0000 | [diff] [blame] | 132 | if (Array) { |
| 133 | if (arraySize->containsUnexpandedParameterPack()) |
| 134 | ExprBits.ContainsUnexpandedParameterPack = true; |
| 135 | |
Sebastian Redl | cee63fb | 2008-12-02 14:43:59 +0000 | [diff] [blame] | 136 | SubExprs[i++] = arraySize; |
Douglas Gregor | bebbe0d | 2010-12-15 01:34:56 +0000 | [diff] [blame] | 137 | } |
| 138 | |
| 139 | for (unsigned j = 0; j < NumPlacementArgs; ++j) { |
| 140 | if (placementArgs[j]->containsUnexpandedParameterPack()) |
| 141 | ExprBits.ContainsUnexpandedParameterPack = true; |
| 142 | |
Sebastian Redl | 4c5d320 | 2008-11-21 19:14:01 +0000 | [diff] [blame] | 143 | SubExprs[i++] = placementArgs[j]; |
Douglas Gregor | bebbe0d | 2010-12-15 01:34:56 +0000 | [diff] [blame] | 144 | } |
| 145 | |
| 146 | for (unsigned j = 0; j < NumConstructorArgs; ++j) { |
| 147 | if (constructorArgs[j]->containsUnexpandedParameterPack()) |
| 148 | ExprBits.ContainsUnexpandedParameterPack = true; |
| 149 | |
Sebastian Redl | 4c5d320 | 2008-11-21 19:14:01 +0000 | [diff] [blame] | 150 | SubExprs[i++] = constructorArgs[j]; |
Douglas Gregor | bebbe0d | 2010-12-15 01:34:56 +0000 | [diff] [blame] | 151 | } |
Sebastian Redl | 4c5d320 | 2008-11-21 19:14:01 +0000 | [diff] [blame] | 152 | } |
| 153 | |
Chris Lattner | 5921863 | 2010-05-10 01:22:27 +0000 | [diff] [blame] | 154 | void CXXNewExpr::AllocateArgsArray(ASTContext &C, bool isArray, |
| 155 | unsigned numPlaceArgs, unsigned numConsArgs){ |
| 156 | assert(SubExprs == 0 && "SubExprs already allocated"); |
| 157 | Array = isArray; |
| 158 | NumPlacementArgs = numPlaceArgs; |
| 159 | NumConstructorArgs = numConsArgs; |
| 160 | |
| 161 | unsigned TotalSize = Array + NumPlacementArgs + NumConstructorArgs; |
| 162 | SubExprs = new (C) Stmt*[TotalSize]; |
| 163 | } |
| 164 | |
| 165 | |
Sebastian Redl | 4c5d320 | 2008-11-21 19:14:01 +0000 | [diff] [blame] | 166 | Stmt::child_iterator CXXNewExpr::child_begin() { return &SubExprs[0]; } |
| 167 | Stmt::child_iterator CXXNewExpr::child_end() { |
Sebastian Redl | cee63fb | 2008-12-02 14:43:59 +0000 | [diff] [blame] | 168 | return &SubExprs[0] + Array + getNumPlacementArgs() + getNumConstructorArgs(); |
Sebastian Redl | 4c5d320 | 2008-11-21 19:14:01 +0000 | [diff] [blame] | 169 | } |
| 170 | |
| 171 | // CXXDeleteExpr |
Douglas Gregor | 5833b0b | 2010-09-14 22:55:20 +0000 | [diff] [blame] | 172 | QualType CXXDeleteExpr::getDestroyedType() const { |
| 173 | const Expr *Arg = getArgument(); |
| 174 | while (const ImplicitCastExpr *ICE = dyn_cast<ImplicitCastExpr>(Arg)) { |
| 175 | if (ICE->getCastKind() != CK_UserDefinedConversion && |
| 176 | ICE->getType()->isVoidPointerType()) |
| 177 | Arg = ICE->getSubExpr(); |
| 178 | else |
| 179 | break; |
| 180 | } |
Craig Silverstein | 0fa0b78 | 2010-10-20 00:38:15 +0000 | [diff] [blame] | 181 | // The type-to-delete may not be a pointer if it's a dependent type. |
Craig Silverstein | c87fa06 | 2010-10-20 00:56:01 +0000 | [diff] [blame] | 182 | const QualType ArgType = Arg->getType(); |
Craig Silverstein | a437ad3 | 2010-11-16 07:16:25 +0000 | [diff] [blame] | 183 | |
| 184 | if (ArgType->isDependentType() && !ArgType->isPointerType()) |
| 185 | return QualType(); |
Douglas Gregor | 5833b0b | 2010-09-14 22:55:20 +0000 | [diff] [blame] | 186 | |
Craig Silverstein | 0fa0b78 | 2010-10-20 00:38:15 +0000 | [diff] [blame] | 187 | return ArgType->getAs<PointerType>()->getPointeeType(); |
Douglas Gregor | 5833b0b | 2010-09-14 22:55:20 +0000 | [diff] [blame] | 188 | } |
| 189 | |
Sebastian Redl | 4c5d320 | 2008-11-21 19:14:01 +0000 | [diff] [blame] | 190 | Stmt::child_iterator CXXDeleteExpr::child_begin() { return &Argument; } |
| 191 | Stmt::child_iterator CXXDeleteExpr::child_end() { return &Argument+1; } |
| 192 | |
Douglas Gregor | a71d819 | 2009-09-04 17:36:40 +0000 | [diff] [blame] | 193 | // CXXPseudoDestructorExpr |
| 194 | Stmt::child_iterator CXXPseudoDestructorExpr::child_begin() { return &Base; } |
| 195 | Stmt::child_iterator CXXPseudoDestructorExpr::child_end() { |
| 196 | return &Base + 1; |
| 197 | } |
| 198 | |
Douglas Gregor | a2e7dd2 | 2010-02-25 01:56:36 +0000 | [diff] [blame] | 199 | PseudoDestructorTypeStorage::PseudoDestructorTypeStorage(TypeSourceInfo *Info) |
| 200 | : Type(Info) |
| 201 | { |
Abramo Bagnara | bd054db | 2010-05-20 10:00:11 +0000 | [diff] [blame] | 202 | Location = Info->getTypeLoc().getLocalSourceRange().getBegin(); |
Douglas Gregor | a2e7dd2 | 2010-02-25 01:56:36 +0000 | [diff] [blame] | 203 | } |
| 204 | |
John McCall | e23cf43 | 2010-12-14 08:05:40 +0000 | [diff] [blame] | 205 | CXXPseudoDestructorExpr::CXXPseudoDestructorExpr(ASTContext &Context, |
| 206 | Expr *Base, bool isArrow, SourceLocation OperatorLoc, |
| 207 | NestedNameSpecifier *Qualifier, SourceRange QualifierRange, |
| 208 | TypeSourceInfo *ScopeType, SourceLocation ColonColonLoc, |
| 209 | SourceLocation TildeLoc, PseudoDestructorTypeStorage DestroyedType) |
| 210 | : Expr(CXXPseudoDestructorExprClass, |
| 211 | Context.getPointerType(Context.getFunctionType(Context.VoidTy, 0, 0, |
| 212 | FunctionProtoType::ExtProtoInfo())), |
| 213 | VK_RValue, OK_Ordinary, |
| 214 | /*isTypeDependent=*/(Base->isTypeDependent() || |
| 215 | (DestroyedType.getTypeSourceInfo() && |
| 216 | DestroyedType.getTypeSourceInfo()->getType()->isDependentType())), |
Douglas Gregor | bebbe0d | 2010-12-15 01:34:56 +0000 | [diff] [blame] | 217 | /*isValueDependent=*/Base->isValueDependent(), |
| 218 | // ContainsUnexpandedParameterPack |
| 219 | (Base->containsUnexpandedParameterPack() || |
| 220 | (Qualifier && Qualifier->containsUnexpandedParameterPack()) || |
| 221 | (ScopeType && |
| 222 | ScopeType->getType()->containsUnexpandedParameterPack()) || |
| 223 | (DestroyedType.getTypeSourceInfo() && |
| 224 | DestroyedType.getTypeSourceInfo()->getType() |
| 225 | ->containsUnexpandedParameterPack()))), |
John McCall | e23cf43 | 2010-12-14 08:05:40 +0000 | [diff] [blame] | 226 | Base(static_cast<Stmt *>(Base)), IsArrow(isArrow), |
| 227 | OperatorLoc(OperatorLoc), Qualifier(Qualifier), |
| 228 | QualifierRange(QualifierRange), |
| 229 | ScopeType(ScopeType), ColonColonLoc(ColonColonLoc), TildeLoc(TildeLoc), |
| 230 | DestroyedType(DestroyedType) { } |
| 231 | |
Douglas Gregor | a2e7dd2 | 2010-02-25 01:56:36 +0000 | [diff] [blame] | 232 | QualType CXXPseudoDestructorExpr::getDestroyedType() const { |
| 233 | if (TypeSourceInfo *TInfo = DestroyedType.getTypeSourceInfo()) |
| 234 | return TInfo->getType(); |
| 235 | |
| 236 | return QualType(); |
| 237 | } |
| 238 | |
Douglas Gregor | 26d4ac9 | 2010-02-24 23:40:28 +0000 | [diff] [blame] | 239 | SourceRange CXXPseudoDestructorExpr::getSourceRange() const { |
Douglas Gregor | a2e7dd2 | 2010-02-25 01:56:36 +0000 | [diff] [blame] | 240 | SourceLocation End = DestroyedType.getLocation(); |
| 241 | if (TypeSourceInfo *TInfo = DestroyedType.getTypeSourceInfo()) |
Abramo Bagnara | bd054db | 2010-05-20 10:00:11 +0000 | [diff] [blame] | 242 | End = TInfo->getTypeLoc().getLocalSourceRange().getEnd(); |
Douglas Gregor | a2e7dd2 | 2010-02-25 01:56:36 +0000 | [diff] [blame] | 243 | return SourceRange(Base->getLocStart(), End); |
Douglas Gregor | 26d4ac9 | 2010-02-24 23:40:28 +0000 | [diff] [blame] | 244 | } |
| 245 | |
| 246 | |
John McCall | ba13543 | 2009-11-21 08:51:07 +0000 | [diff] [blame] | 247 | // UnresolvedLookupExpr |
John McCall | f7a1a74 | 2009-11-24 19:00:30 +0000 | [diff] [blame] | 248 | UnresolvedLookupExpr * |
Douglas Gregor | bebbe0d | 2010-12-15 01:34:56 +0000 | [diff] [blame] | 249 | UnresolvedLookupExpr::Create(ASTContext &C, |
John McCall | c373d48 | 2010-01-27 01:50:18 +0000 | [diff] [blame] | 250 | CXXRecordDecl *NamingClass, |
John McCall | f7a1a74 | 2009-11-24 19:00:30 +0000 | [diff] [blame] | 251 | NestedNameSpecifier *Qualifier, |
Abramo Bagnara | 2577743 | 2010-08-11 22:01:17 +0000 | [diff] [blame] | 252 | SourceRange QualifierRange, |
| 253 | const DeclarationNameInfo &NameInfo, |
| 254 | bool ADL, |
Douglas Gregor | 5a84dec | 2010-05-23 18:57:34 +0000 | [diff] [blame] | 255 | const TemplateArgumentListInfo &Args, |
| 256 | UnresolvedSetIterator Begin, |
| 257 | UnresolvedSetIterator End) |
John McCall | f7a1a74 | 2009-11-24 19:00:30 +0000 | [diff] [blame] | 258 | { |
| 259 | void *Mem = C.Allocate(sizeof(UnresolvedLookupExpr) + |
| 260 | ExplicitTemplateArgumentList::sizeFor(Args)); |
Douglas Gregor | bebbe0d | 2010-12-15 01:34:56 +0000 | [diff] [blame] | 261 | return new (Mem) UnresolvedLookupExpr(C, NamingClass, |
| 262 | Qualifier, QualifierRange, NameInfo, |
| 263 | ADL, /*Overload*/ true, &Args, |
| 264 | Begin, End); |
John McCall | f7a1a74 | 2009-11-24 19:00:30 +0000 | [diff] [blame] | 265 | } |
| 266 | |
Argyrios Kyrtzidis | bd65bb5 | 2010-06-25 09:03:34 +0000 | [diff] [blame] | 267 | UnresolvedLookupExpr * |
| 268 | UnresolvedLookupExpr::CreateEmpty(ASTContext &C, unsigned NumTemplateArgs) { |
| 269 | std::size_t size = sizeof(UnresolvedLookupExpr); |
| 270 | if (NumTemplateArgs != 0) |
| 271 | size += ExplicitTemplateArgumentList::sizeFor(NumTemplateArgs); |
| 272 | |
Chris Lattner | 3248854 | 2010-10-30 05:14:06 +0000 | [diff] [blame] | 273 | void *Mem = C.Allocate(size, llvm::alignOf<UnresolvedLookupExpr>()); |
Argyrios Kyrtzidis | bd65bb5 | 2010-06-25 09:03:34 +0000 | [diff] [blame] | 274 | UnresolvedLookupExpr *E = new (Mem) UnresolvedLookupExpr(EmptyShell()); |
| 275 | E->HasExplicitTemplateArgs = NumTemplateArgs != 0; |
| 276 | return E; |
| 277 | } |
| 278 | |
Douglas Gregor | bebbe0d | 2010-12-15 01:34:56 +0000 | [diff] [blame] | 279 | OverloadExpr::OverloadExpr(StmtClass K, ASTContext &C, |
| 280 | NestedNameSpecifier *Qualifier, SourceRange QRange, |
Abramo Bagnara | 2577743 | 2010-08-11 22:01:17 +0000 | [diff] [blame] | 281 | const DeclarationNameInfo &NameInfo, |
Douglas Gregor | bebbe0d | 2010-12-15 01:34:56 +0000 | [diff] [blame] | 282 | const TemplateArgumentListInfo *TemplateArgs, |
Douglas Gregor | 928e6fc | 2010-05-23 19:36:40 +0000 | [diff] [blame] | 283 | UnresolvedSetIterator Begin, |
Douglas Gregor | bebbe0d | 2010-12-15 01:34:56 +0000 | [diff] [blame] | 284 | UnresolvedSetIterator End, |
| 285 | bool KnownDependent, |
| 286 | bool KnownContainsUnexpandedParameterPack) |
| 287 | : Expr(K, C.OverloadTy, VK_LValue, OK_Ordinary, KnownDependent, |
| 288 | KnownDependent, |
| 289 | (KnownContainsUnexpandedParameterPack || |
| 290 | NameInfo.containsUnexpandedParameterPack() || |
| 291 | (Qualifier && Qualifier->containsUnexpandedParameterPack()))), |
| 292 | Results(0), NumResults(End - Begin), NameInfo(NameInfo), |
| 293 | Qualifier(Qualifier), QualifierRange(QRange), |
| 294 | HasExplicitTemplateArgs(TemplateArgs != 0) |
Douglas Gregor | 928e6fc | 2010-05-23 19:36:40 +0000 | [diff] [blame] | 295 | { |
Douglas Gregor | bebbe0d | 2010-12-15 01:34:56 +0000 | [diff] [blame] | 296 | NumResults = End - Begin; |
| 297 | if (NumResults) { |
| 298 | // Determine whether this expression is type-dependent. |
| 299 | for (UnresolvedSetImpl::const_iterator I = Begin; I != End; ++I) { |
| 300 | if ((*I)->getDeclContext()->isDependentContext() || |
| 301 | isa<UnresolvedUsingValueDecl>(*I)) { |
| 302 | ExprBits.TypeDependent = true; |
| 303 | ExprBits.ValueDependent = true; |
| 304 | } |
| 305 | } |
| 306 | |
| 307 | Results = static_cast<DeclAccessPair *>( |
| 308 | C.Allocate(sizeof(DeclAccessPair) * NumResults, |
| 309 | llvm::alignOf<DeclAccessPair>())); |
| 310 | memcpy(Results, &*Begin.getIterator(), |
| 311 | NumResults * sizeof(DeclAccessPair)); |
| 312 | } |
| 313 | |
| 314 | // If we have explicit template arguments, check for dependent |
| 315 | // template arguments and whether they contain any unexpanded pack |
| 316 | // expansions. |
| 317 | if (TemplateArgs) { |
| 318 | bool Dependent = false; |
| 319 | bool ContainsUnexpandedParameterPack = false; |
| 320 | getExplicitTemplateArgs().initializeFrom(*TemplateArgs, Dependent, |
| 321 | ContainsUnexpandedParameterPack); |
| 322 | |
| 323 | if (Dependent) { |
| 324 | ExprBits.TypeDependent = true; |
| 325 | ExprBits.ValueDependent = true; |
| 326 | } |
| 327 | if (ContainsUnexpandedParameterPack) |
| 328 | ExprBits.ContainsUnexpandedParameterPack = true; |
| 329 | } |
| 330 | |
| 331 | if (isTypeDependent()) |
| 332 | setType(C.DependentTy); |
Argyrios Kyrtzidis | a77eb08 | 2010-06-25 09:03:26 +0000 | [diff] [blame] | 333 | } |
| 334 | |
| 335 | void OverloadExpr::initializeResults(ASTContext &C, |
| 336 | UnresolvedSetIterator Begin, |
| 337 | UnresolvedSetIterator End) { |
| 338 | assert(Results == 0 && "Results already initialized!"); |
| 339 | NumResults = End - Begin; |
Douglas Gregor | 928e6fc | 2010-05-23 19:36:40 +0000 | [diff] [blame] | 340 | if (NumResults) { |
Douglas Gregor | bebbe0d | 2010-12-15 01:34:56 +0000 | [diff] [blame] | 341 | Results = static_cast<DeclAccessPair *>( |
| 342 | C.Allocate(sizeof(DeclAccessPair) * NumResults, |
| 343 | |
| 344 | llvm::alignOf<DeclAccessPair>())); |
| 345 | memcpy(Results, &*Begin.getIterator(), |
| 346 | NumResults * sizeof(DeclAccessPair)); |
Douglas Gregor | 928e6fc | 2010-05-23 19:36:40 +0000 | [diff] [blame] | 347 | } |
| 348 | } |
| 349 | |
John McCall | e9ee23e | 2010-04-22 18:44:12 +0000 | [diff] [blame] | 350 | CXXRecordDecl *OverloadExpr::getNamingClass() const { |
| 351 | if (isa<UnresolvedLookupExpr>(this)) |
| 352 | return cast<UnresolvedLookupExpr>(this)->getNamingClass(); |
| 353 | else |
| 354 | return cast<UnresolvedMemberExpr>(this)->getNamingClass(); |
| 355 | } |
| 356 | |
John McCall | ba13543 | 2009-11-21 08:51:07 +0000 | [diff] [blame] | 357 | Stmt::child_iterator UnresolvedLookupExpr::child_begin() { |
Mike Stump | 1eb4433 | 2009-09-09 15:08:12 +0000 | [diff] [blame] | 358 | return child_iterator(); |
Douglas Gregor | 5c37de7 | 2008-12-06 00:22:45 +0000 | [diff] [blame] | 359 | } |
John McCall | ba13543 | 2009-11-21 08:51:07 +0000 | [diff] [blame] | 360 | Stmt::child_iterator UnresolvedLookupExpr::child_end() { |
Douglas Gregor | 5c37de7 | 2008-12-06 00:22:45 +0000 | [diff] [blame] | 361 | return child_iterator(); |
| 362 | } |
Sebastian Redl | 64b45f7 | 2009-01-05 20:52:13 +0000 | [diff] [blame] | 363 | // UnaryTypeTraitExpr |
| 364 | Stmt::child_iterator UnaryTypeTraitExpr::child_begin() { |
| 365 | return child_iterator(); |
| 366 | } |
| 367 | Stmt::child_iterator UnaryTypeTraitExpr::child_end() { |
| 368 | return child_iterator(); |
| 369 | } |
| 370 | |
Francois Pichet | 6ad6f28 | 2010-12-07 00:08:36 +0000 | [diff] [blame] | 371 | //BinaryTypeTraitExpr |
| 372 | Stmt::child_iterator BinaryTypeTraitExpr::child_begin() { |
| 373 | return child_iterator(); |
| 374 | } |
| 375 | Stmt::child_iterator BinaryTypeTraitExpr::child_end() { |
| 376 | return child_iterator(); |
| 377 | } |
| 378 | |
John McCall | 865d447 | 2009-11-19 22:55:06 +0000 | [diff] [blame] | 379 | // DependentScopeDeclRefExpr |
Douglas Gregor | bebbe0d | 2010-12-15 01:34:56 +0000 | [diff] [blame] | 380 | DependentScopeDeclRefExpr::DependentScopeDeclRefExpr(QualType T, |
| 381 | NestedNameSpecifier *Qualifier, |
| 382 | SourceRange QualifierRange, |
| 383 | const DeclarationNameInfo &NameInfo, |
| 384 | const TemplateArgumentListInfo *Args) |
| 385 | : Expr(DependentScopeDeclRefExprClass, T, VK_LValue, OK_Ordinary, |
| 386 | true, true, |
| 387 | (NameInfo.containsUnexpandedParameterPack() || |
| 388 | (Qualifier && Qualifier->containsUnexpandedParameterPack()))), |
| 389 | NameInfo(NameInfo), QualifierRange(QualifierRange), Qualifier(Qualifier), |
| 390 | HasExplicitTemplateArgs(Args != 0) |
| 391 | { |
| 392 | if (Args) { |
| 393 | bool Dependent = true; |
| 394 | bool ContainsUnexpandedParameterPack |
| 395 | = ExprBits.ContainsUnexpandedParameterPack; |
| 396 | |
| 397 | reinterpret_cast<ExplicitTemplateArgumentList*>(this+1) |
| 398 | ->initializeFrom(*Args, Dependent, ContainsUnexpandedParameterPack); |
| 399 | ExprBits.ContainsUnexpandedParameterPack = ContainsUnexpandedParameterPack; |
| 400 | } |
| 401 | } |
| 402 | |
John McCall | f7a1a74 | 2009-11-24 19:00:30 +0000 | [diff] [blame] | 403 | DependentScopeDeclRefExpr * |
| 404 | DependentScopeDeclRefExpr::Create(ASTContext &C, |
| 405 | NestedNameSpecifier *Qualifier, |
| 406 | SourceRange QualifierRange, |
Abramo Bagnara | 2577743 | 2010-08-11 22:01:17 +0000 | [diff] [blame] | 407 | const DeclarationNameInfo &NameInfo, |
John McCall | f7a1a74 | 2009-11-24 19:00:30 +0000 | [diff] [blame] | 408 | const TemplateArgumentListInfo *Args) { |
| 409 | std::size_t size = sizeof(DependentScopeDeclRefExpr); |
John McCall | f7a1a74 | 2009-11-24 19:00:30 +0000 | [diff] [blame] | 410 | if (Args) |
Douglas Gregor | bebbe0d | 2010-12-15 01:34:56 +0000 | [diff] [blame] | 411 | size += ExplicitTemplateArgumentList::sizeFor(*Args); |
| 412 | void *Mem = C.Allocate(size); |
| 413 | return new (Mem) DependentScopeDeclRefExpr(C.DependentTy, |
| 414 | Qualifier, QualifierRange, |
| 415 | NameInfo, Args); |
John McCall | f7a1a74 | 2009-11-24 19:00:30 +0000 | [diff] [blame] | 416 | } |
| 417 | |
Argyrios Kyrtzidis | 12dffcd | 2010-06-28 09:31:56 +0000 | [diff] [blame] | 418 | DependentScopeDeclRefExpr * |
| 419 | DependentScopeDeclRefExpr::CreateEmpty(ASTContext &C, |
| 420 | unsigned NumTemplateArgs) { |
| 421 | std::size_t size = sizeof(DependentScopeDeclRefExpr); |
| 422 | if (NumTemplateArgs) |
| 423 | size += ExplicitTemplateArgumentList::sizeFor(NumTemplateArgs); |
| 424 | void *Mem = C.Allocate(size); |
Argyrios Kyrtzidis | 12dffcd | 2010-06-28 09:31:56 +0000 | [diff] [blame] | 425 | return new (Mem) DependentScopeDeclRefExpr(QualType(), 0, SourceRange(), |
Douglas Gregor | bebbe0d | 2010-12-15 01:34:56 +0000 | [diff] [blame] | 426 | DeclarationNameInfo(), 0); |
Argyrios Kyrtzidis | 12dffcd | 2010-06-28 09:31:56 +0000 | [diff] [blame] | 427 | } |
| 428 | |
John McCall | 865d447 | 2009-11-19 22:55:06 +0000 | [diff] [blame] | 429 | StmtIterator DependentScopeDeclRefExpr::child_begin() { |
Douglas Gregor | 5953d8b | 2009-03-19 17:26:29 +0000 | [diff] [blame] | 430 | return child_iterator(); |
| 431 | } |
| 432 | |
John McCall | 865d447 | 2009-11-19 22:55:06 +0000 | [diff] [blame] | 433 | StmtIterator DependentScopeDeclRefExpr::child_end() { |
Douglas Gregor | 5953d8b | 2009-03-19 17:26:29 +0000 | [diff] [blame] | 434 | return child_iterator(); |
| 435 | } |
| 436 | |
Chandler Carruth | 428edaf | 2010-10-25 08:47:36 +0000 | [diff] [blame] | 437 | SourceRange CXXConstructExpr::getSourceRange() const { |
Douglas Gregor | 40749ee | 2010-11-03 00:35:38 +0000 | [diff] [blame] | 438 | if (ParenRange.isValid()) |
| 439 | return SourceRange(Loc, ParenRange.getEnd()); |
| 440 | |
| 441 | SourceLocation End = Loc; |
| 442 | for (unsigned I = getNumArgs(); I > 0; --I) { |
| 443 | const Expr *Arg = getArg(I-1); |
| 444 | if (!Arg->isDefaultArgument()) { |
| 445 | SourceLocation NewEnd = Arg->getLocEnd(); |
| 446 | if (NewEnd.isValid()) { |
| 447 | End = NewEnd; |
| 448 | break; |
| 449 | } |
| 450 | } |
| 451 | } |
| 452 | |
| 453 | return SourceRange(Loc, End); |
Ted Kremenek | e383768 | 2009-12-23 04:00:48 +0000 | [diff] [blame] | 454 | } |
| 455 | |
Douglas Gregor | b460980 | 2008-11-14 16:09:21 +0000 | [diff] [blame] | 456 | SourceRange CXXOperatorCallExpr::getSourceRange() const { |
| 457 | OverloadedOperatorKind Kind = getOperator(); |
| 458 | if (Kind == OO_PlusPlus || Kind == OO_MinusMinus) { |
| 459 | if (getNumArgs() == 1) |
| 460 | // Prefix operator |
Mike Stump | 1eb4433 | 2009-09-09 15:08:12 +0000 | [diff] [blame] | 461 | return SourceRange(getOperatorLoc(), |
Douglas Gregor | b460980 | 2008-11-14 16:09:21 +0000 | [diff] [blame] | 462 | getArg(0)->getSourceRange().getEnd()); |
| 463 | else |
| 464 | // Postfix operator |
| 465 | return SourceRange(getArg(0)->getSourceRange().getEnd(), |
| 466 | getOperatorLoc()); |
| 467 | } else if (Kind == OO_Call) { |
| 468 | return SourceRange(getArg(0)->getSourceRange().getBegin(), getRParenLoc()); |
| 469 | } else if (Kind == OO_Subscript) { |
| 470 | return SourceRange(getArg(0)->getSourceRange().getBegin(), getRParenLoc()); |
| 471 | } else if (getNumArgs() == 1) { |
| 472 | return SourceRange(getOperatorLoc(), getArg(0)->getSourceRange().getEnd()); |
| 473 | } else if (getNumArgs() == 2) { |
| 474 | return SourceRange(getArg(0)->getSourceRange().getBegin(), |
| 475 | getArg(1)->getSourceRange().getEnd()); |
| 476 | } else { |
| 477 | return SourceRange(); |
| 478 | } |
| 479 | } |
| 480 | |
Douglas Gregor | 88a3514 | 2008-12-22 05:46:06 +0000 | [diff] [blame] | 481 | Expr *CXXMemberCallExpr::getImplicitObjectArgument() { |
| 482 | if (MemberExpr *MemExpr = dyn_cast<MemberExpr>(getCallee()->IgnoreParens())) |
| 483 | return MemExpr->getBase(); |
| 484 | |
| 485 | // FIXME: Will eventually need to cope with member pointers. |
| 486 | return 0; |
| 487 | } |
| 488 | |
Chandler Carruth | 007a9b1 | 2010-10-27 06:55:41 +0000 | [diff] [blame] | 489 | CXXRecordDecl *CXXMemberCallExpr::getRecordDecl() { |
| 490 | Expr* ThisArg = getImplicitObjectArgument(); |
| 491 | if (!ThisArg) |
| 492 | return 0; |
| 493 | |
| 494 | if (ThisArg->getType()->isAnyPointerType()) |
| 495 | return ThisArg->getType()->getPointeeType()->getAsCXXRecordDecl(); |
| 496 | |
| 497 | return ThisArg->getType()->getAsCXXRecordDecl(); |
| 498 | } |
| 499 | |
Douglas Gregor | 00b98c2 | 2009-11-12 15:31:47 +0000 | [diff] [blame] | 500 | SourceRange CXXMemberCallExpr::getSourceRange() const { |
| 501 | SourceLocation LocStart = getCallee()->getLocStart(); |
| 502 | if (LocStart.isInvalid() && getNumArgs() > 0) |
| 503 | LocStart = getArg(0)->getLocStart(); |
| 504 | return SourceRange(LocStart, getRParenLoc()); |
| 505 | } |
| 506 | |
| 507 | |
Douglas Gregor | 49badde | 2008-10-27 19:41:14 +0000 | [diff] [blame] | 508 | //===----------------------------------------------------------------------===// |
| 509 | // Named casts |
| 510 | //===----------------------------------------------------------------------===// |
| 511 | |
| 512 | /// getCastName - Get the name of the C++ cast being used, e.g., |
| 513 | /// "static_cast", "dynamic_cast", "reinterpret_cast", or |
| 514 | /// "const_cast". The returned pointer must not be freed. |
| 515 | const char *CXXNamedCastExpr::getCastName() const { |
| 516 | switch (getStmtClass()) { |
| 517 | case CXXStaticCastExprClass: return "static_cast"; |
| 518 | case CXXDynamicCastExprClass: return "dynamic_cast"; |
| 519 | case CXXReinterpretCastExprClass: return "reinterpret_cast"; |
| 520 | case CXXConstCastExprClass: return "const_cast"; |
| 521 | default: return "<invalid cast>"; |
| 522 | } |
| 523 | } |
Douglas Gregor | 506ae41 | 2009-01-16 18:33:17 +0000 | [diff] [blame] | 524 | |
John McCall | f871d0c | 2010-08-07 06:22:56 +0000 | [diff] [blame] | 525 | CXXStaticCastExpr *CXXStaticCastExpr::Create(ASTContext &C, QualType T, |
John McCall | f89e55a | 2010-11-18 06:31:45 +0000 | [diff] [blame] | 526 | ExprValueKind VK, |
John McCall | f871d0c | 2010-08-07 06:22:56 +0000 | [diff] [blame] | 527 | CastKind K, Expr *Op, |
| 528 | const CXXCastPath *BasePath, |
| 529 | TypeSourceInfo *WrittenTy, |
Douglas Gregor | 1d5d0b9 | 2011-01-12 22:41:29 +0000 | [diff] [blame] | 530 | SourceLocation L, |
| 531 | SourceLocation RParenLoc) { |
John McCall | f871d0c | 2010-08-07 06:22:56 +0000 | [diff] [blame] | 532 | unsigned PathSize = (BasePath ? BasePath->size() : 0); |
| 533 | void *Buffer = C.Allocate(sizeof(CXXStaticCastExpr) |
| 534 | + PathSize * sizeof(CXXBaseSpecifier*)); |
| 535 | CXXStaticCastExpr *E = |
Douglas Gregor | 1d5d0b9 | 2011-01-12 22:41:29 +0000 | [diff] [blame] | 536 | new (Buffer) CXXStaticCastExpr(T, VK, K, Op, PathSize, WrittenTy, L, |
| 537 | RParenLoc); |
John McCall | f871d0c | 2010-08-07 06:22:56 +0000 | [diff] [blame] | 538 | if (PathSize) E->setCastPath(*BasePath); |
| 539 | return E; |
| 540 | } |
| 541 | |
| 542 | CXXStaticCastExpr *CXXStaticCastExpr::CreateEmpty(ASTContext &C, |
| 543 | unsigned PathSize) { |
| 544 | void *Buffer = |
| 545 | C.Allocate(sizeof(CXXStaticCastExpr) + PathSize * sizeof(CXXBaseSpecifier*)); |
| 546 | return new (Buffer) CXXStaticCastExpr(EmptyShell(), PathSize); |
| 547 | } |
| 548 | |
| 549 | CXXDynamicCastExpr *CXXDynamicCastExpr::Create(ASTContext &C, QualType T, |
John McCall | f89e55a | 2010-11-18 06:31:45 +0000 | [diff] [blame] | 550 | ExprValueKind VK, |
John McCall | f871d0c | 2010-08-07 06:22:56 +0000 | [diff] [blame] | 551 | CastKind K, Expr *Op, |
| 552 | const CXXCastPath *BasePath, |
| 553 | TypeSourceInfo *WrittenTy, |
Douglas Gregor | 1d5d0b9 | 2011-01-12 22:41:29 +0000 | [diff] [blame] | 554 | SourceLocation L, |
| 555 | SourceLocation RParenLoc) { |
John McCall | f871d0c | 2010-08-07 06:22:56 +0000 | [diff] [blame] | 556 | unsigned PathSize = (BasePath ? BasePath->size() : 0); |
| 557 | void *Buffer = C.Allocate(sizeof(CXXDynamicCastExpr) |
| 558 | + PathSize * sizeof(CXXBaseSpecifier*)); |
| 559 | CXXDynamicCastExpr *E = |
Douglas Gregor | 1d5d0b9 | 2011-01-12 22:41:29 +0000 | [diff] [blame] | 560 | new (Buffer) CXXDynamicCastExpr(T, VK, K, Op, PathSize, WrittenTy, L, |
| 561 | RParenLoc); |
John McCall | f871d0c | 2010-08-07 06:22:56 +0000 | [diff] [blame] | 562 | if (PathSize) E->setCastPath(*BasePath); |
| 563 | return E; |
| 564 | } |
| 565 | |
| 566 | CXXDynamicCastExpr *CXXDynamicCastExpr::CreateEmpty(ASTContext &C, |
| 567 | unsigned PathSize) { |
| 568 | void *Buffer = |
| 569 | C.Allocate(sizeof(CXXDynamicCastExpr) + PathSize * sizeof(CXXBaseSpecifier*)); |
| 570 | return new (Buffer) CXXDynamicCastExpr(EmptyShell(), PathSize); |
| 571 | } |
| 572 | |
| 573 | CXXReinterpretCastExpr * |
John McCall | f89e55a | 2010-11-18 06:31:45 +0000 | [diff] [blame] | 574 | CXXReinterpretCastExpr::Create(ASTContext &C, QualType T, ExprValueKind VK, |
| 575 | CastKind K, Expr *Op, |
John McCall | f871d0c | 2010-08-07 06:22:56 +0000 | [diff] [blame] | 576 | const CXXCastPath *BasePath, |
Douglas Gregor | 1d5d0b9 | 2011-01-12 22:41:29 +0000 | [diff] [blame] | 577 | TypeSourceInfo *WrittenTy, SourceLocation L, |
| 578 | SourceLocation RParenLoc) { |
John McCall | f871d0c | 2010-08-07 06:22:56 +0000 | [diff] [blame] | 579 | unsigned PathSize = (BasePath ? BasePath->size() : 0); |
| 580 | void *Buffer = |
| 581 | C.Allocate(sizeof(CXXReinterpretCastExpr) + PathSize * sizeof(CXXBaseSpecifier*)); |
| 582 | CXXReinterpretCastExpr *E = |
Douglas Gregor | 1d5d0b9 | 2011-01-12 22:41:29 +0000 | [diff] [blame] | 583 | new (Buffer) CXXReinterpretCastExpr(T, VK, K, Op, PathSize, WrittenTy, L, |
| 584 | RParenLoc); |
John McCall | f871d0c | 2010-08-07 06:22:56 +0000 | [diff] [blame] | 585 | if (PathSize) E->setCastPath(*BasePath); |
| 586 | return E; |
| 587 | } |
| 588 | |
| 589 | CXXReinterpretCastExpr * |
| 590 | CXXReinterpretCastExpr::CreateEmpty(ASTContext &C, unsigned PathSize) { |
| 591 | void *Buffer = C.Allocate(sizeof(CXXReinterpretCastExpr) |
| 592 | + PathSize * sizeof(CXXBaseSpecifier*)); |
| 593 | return new (Buffer) CXXReinterpretCastExpr(EmptyShell(), PathSize); |
| 594 | } |
| 595 | |
John McCall | f89e55a | 2010-11-18 06:31:45 +0000 | [diff] [blame] | 596 | CXXConstCastExpr *CXXConstCastExpr::Create(ASTContext &C, QualType T, |
| 597 | ExprValueKind VK, Expr *Op, |
John McCall | f871d0c | 2010-08-07 06:22:56 +0000 | [diff] [blame] | 598 | TypeSourceInfo *WrittenTy, |
Douglas Gregor | 1d5d0b9 | 2011-01-12 22:41:29 +0000 | [diff] [blame] | 599 | SourceLocation L, |
| 600 | SourceLocation RParenLoc) { |
| 601 | return new (C) CXXConstCastExpr(T, VK, Op, WrittenTy, L, RParenLoc); |
John McCall | f871d0c | 2010-08-07 06:22:56 +0000 | [diff] [blame] | 602 | } |
| 603 | |
| 604 | CXXConstCastExpr *CXXConstCastExpr::CreateEmpty(ASTContext &C) { |
| 605 | return new (C) CXXConstCastExpr(EmptyShell()); |
| 606 | } |
| 607 | |
| 608 | CXXFunctionalCastExpr * |
John McCall | f89e55a | 2010-11-18 06:31:45 +0000 | [diff] [blame] | 609 | CXXFunctionalCastExpr::Create(ASTContext &C, QualType T, ExprValueKind VK, |
John McCall | f871d0c | 2010-08-07 06:22:56 +0000 | [diff] [blame] | 610 | TypeSourceInfo *Written, SourceLocation L, |
| 611 | CastKind K, Expr *Op, const CXXCastPath *BasePath, |
| 612 | SourceLocation R) { |
| 613 | unsigned PathSize = (BasePath ? BasePath->size() : 0); |
| 614 | void *Buffer = C.Allocate(sizeof(CXXFunctionalCastExpr) |
| 615 | + PathSize * sizeof(CXXBaseSpecifier*)); |
| 616 | CXXFunctionalCastExpr *E = |
John McCall | f89e55a | 2010-11-18 06:31:45 +0000 | [diff] [blame] | 617 | new (Buffer) CXXFunctionalCastExpr(T, VK, Written, L, K, Op, PathSize, R); |
John McCall | f871d0c | 2010-08-07 06:22:56 +0000 | [diff] [blame] | 618 | if (PathSize) E->setCastPath(*BasePath); |
| 619 | return E; |
| 620 | } |
| 621 | |
| 622 | CXXFunctionalCastExpr * |
| 623 | CXXFunctionalCastExpr::CreateEmpty(ASTContext &C, unsigned PathSize) { |
| 624 | void *Buffer = C.Allocate(sizeof(CXXFunctionalCastExpr) |
| 625 | + PathSize * sizeof(CXXBaseSpecifier*)); |
| 626 | return new (Buffer) CXXFunctionalCastExpr(EmptyShell(), PathSize); |
| 627 | } |
| 628 | |
| 629 | |
Douglas Gregor | 65222e8 | 2009-12-23 18:19:08 +0000 | [diff] [blame] | 630 | CXXDefaultArgExpr * |
Douglas Gregor | 036aed1 | 2009-12-23 23:03:06 +0000 | [diff] [blame] | 631 | CXXDefaultArgExpr::Create(ASTContext &C, SourceLocation Loc, |
| 632 | ParmVarDecl *Param, Expr *SubExpr) { |
Douglas Gregor | 65222e8 | 2009-12-23 18:19:08 +0000 | [diff] [blame] | 633 | void *Mem = C.Allocate(sizeof(CXXDefaultArgExpr) + sizeof(Stmt *)); |
Douglas Gregor | 036aed1 | 2009-12-23 23:03:06 +0000 | [diff] [blame] | 634 | return new (Mem) CXXDefaultArgExpr(CXXDefaultArgExprClass, Loc, Param, |
| 635 | SubExpr); |
Douglas Gregor | 65222e8 | 2009-12-23 18:19:08 +0000 | [diff] [blame] | 636 | } |
| 637 | |
Mike Stump | 1eb4433 | 2009-09-09 15:08:12 +0000 | [diff] [blame] | 638 | CXXTemporary *CXXTemporary::Create(ASTContext &C, |
Anders Carlsson | b859f35 | 2009-05-30 20:34:37 +0000 | [diff] [blame] | 639 | const CXXDestructorDecl *Destructor) { |
Anders Carlsson | 88eaf07 | 2009-05-30 22:38:53 +0000 | [diff] [blame] | 640 | return new (C) CXXTemporary(Destructor); |
| 641 | } |
| 642 | |
Mike Stump | 1eb4433 | 2009-09-09 15:08:12 +0000 | [diff] [blame] | 643 | CXXBindTemporaryExpr *CXXBindTemporaryExpr::Create(ASTContext &C, |
Anders Carlsson | fceb0a8 | 2009-05-30 20:03:25 +0000 | [diff] [blame] | 644 | CXXTemporary *Temp, |
| 645 | Expr* SubExpr) { |
Mike Stump | 1eb4433 | 2009-09-09 15:08:12 +0000 | [diff] [blame] | 646 | assert(SubExpr->getType()->isRecordType() && |
Anders Carlsson | fceb0a8 | 2009-05-30 20:03:25 +0000 | [diff] [blame] | 647 | "Expression bound to a temporary must have record type!"); |
| 648 | |
Douglas Gregor | bebbe0d | 2010-12-15 01:34:56 +0000 | [diff] [blame] | 649 | return new (C) CXXBindTemporaryExpr(Temp, SubExpr); |
Anders Carlsson | fceb0a8 | 2009-05-30 20:03:25 +0000 | [diff] [blame] | 650 | } |
| 651 | |
Anders Carlsson | 8e587a1 | 2009-05-30 20:56:46 +0000 | [diff] [blame] | 652 | CXXTemporaryObjectExpr::CXXTemporaryObjectExpr(ASTContext &C, |
Anders Carlsson | 26de549 | 2009-04-24 05:23:13 +0000 | [diff] [blame] | 653 | CXXConstructorDecl *Cons, |
Douglas Gregor | ab6677e | 2010-09-08 00:15:04 +0000 | [diff] [blame] | 654 | TypeSourceInfo *Type, |
Douglas Gregor | 506ae41 | 2009-01-16 18:33:17 +0000 | [diff] [blame] | 655 | Expr **Args, |
Mike Stump | 1eb4433 | 2009-09-09 15:08:12 +0000 | [diff] [blame] | 656 | unsigned NumArgs, |
Chandler Carruth | 428edaf | 2010-10-25 08:47:36 +0000 | [diff] [blame] | 657 | SourceRange parenRange, |
Douglas Gregor | 1c63b9c | 2010-04-27 20:36:09 +0000 | [diff] [blame] | 658 | bool ZeroInitialization) |
Douglas Gregor | ab6677e | 2010-09-08 00:15:04 +0000 | [diff] [blame] | 659 | : CXXConstructExpr(C, CXXTemporaryObjectExprClass, |
| 660 | Type->getType().getNonReferenceType(), |
| 661 | Type->getTypeLoc().getBeginLoc(), |
Chandler Carruth | 428edaf | 2010-10-25 08:47:36 +0000 | [diff] [blame] | 662 | Cons, false, Args, NumArgs, ZeroInitialization, |
| 663 | CXXConstructExpr::CK_Complete, parenRange), |
| 664 | Type(Type) { |
Douglas Gregor | ab6677e | 2010-09-08 00:15:04 +0000 | [diff] [blame] | 665 | } |
| 666 | |
| 667 | SourceRange CXXTemporaryObjectExpr::getSourceRange() const { |
Chandler Carruth | 428edaf | 2010-10-25 08:47:36 +0000 | [diff] [blame] | 668 | return SourceRange(Type->getTypeLoc().getBeginLoc(), |
| 669 | getParenRange().getEnd()); |
Douglas Gregor | 506ae41 | 2009-01-16 18:33:17 +0000 | [diff] [blame] | 670 | } |
Anders Carlsson | 19d28a6 | 2009-04-21 02:22:11 +0000 | [diff] [blame] | 671 | |
Mike Stump | 1eb4433 | 2009-09-09 15:08:12 +0000 | [diff] [blame] | 672 | CXXConstructExpr *CXXConstructExpr::Create(ASTContext &C, QualType T, |
Douglas Gregor | 99a2e60 | 2009-12-16 01:38:02 +0000 | [diff] [blame] | 673 | SourceLocation Loc, |
Anders Carlsson | 8e587a1 | 2009-05-30 20:56:46 +0000 | [diff] [blame] | 674 | CXXConstructorDecl *D, bool Elidable, |
Douglas Gregor | 16006c9 | 2009-12-16 18:50:27 +0000 | [diff] [blame] | 675 | Expr **Args, unsigned NumArgs, |
Douglas Gregor | 9db7dbb | 2010-01-31 09:12:51 +0000 | [diff] [blame] | 676 | bool ZeroInitialization, |
Chandler Carruth | 428edaf | 2010-10-25 08:47:36 +0000 | [diff] [blame] | 677 | ConstructionKind ConstructKind, |
| 678 | SourceRange ParenRange) { |
Douglas Gregor | 99a2e60 | 2009-12-16 01:38:02 +0000 | [diff] [blame] | 679 | return new (C) CXXConstructExpr(C, CXXConstructExprClass, T, Loc, D, |
Douglas Gregor | 9db7dbb | 2010-01-31 09:12:51 +0000 | [diff] [blame] | 680 | Elidable, Args, NumArgs, ZeroInitialization, |
Chandler Carruth | 428edaf | 2010-10-25 08:47:36 +0000 | [diff] [blame] | 681 | ConstructKind, ParenRange); |
Anders Carlsson | e349bea | 2009-04-23 02:32:43 +0000 | [diff] [blame] | 682 | } |
| 683 | |
Mike Stump | 1eb4433 | 2009-09-09 15:08:12 +0000 | [diff] [blame] | 684 | CXXConstructExpr::CXXConstructExpr(ASTContext &C, StmtClass SC, QualType T, |
Douglas Gregor | 99a2e60 | 2009-12-16 01:38:02 +0000 | [diff] [blame] | 685 | SourceLocation Loc, |
Anders Carlsson | 8e587a1 | 2009-05-30 20:56:46 +0000 | [diff] [blame] | 686 | CXXConstructorDecl *D, bool elidable, |
Douglas Gregor | 16006c9 | 2009-12-16 18:50:27 +0000 | [diff] [blame] | 687 | Expr **args, unsigned numargs, |
Anders Carlsson | 72e96fd | 2010-05-02 22:54:08 +0000 | [diff] [blame] | 688 | bool ZeroInitialization, |
Chandler Carruth | 428edaf | 2010-10-25 08:47:36 +0000 | [diff] [blame] | 689 | ConstructionKind ConstructKind, |
| 690 | SourceRange ParenRange) |
Douglas Gregor | bebbe0d | 2010-12-15 01:34:56 +0000 | [diff] [blame] | 691 | : Expr(SC, T, VK_RValue, OK_Ordinary, |
| 692 | T->isDependentType(), T->isDependentType(), |
| 693 | T->containsUnexpandedParameterPack()), |
| 694 | Constructor(D), Loc(Loc), ParenRange(ParenRange), Elidable(elidable), |
| 695 | ZeroInitialization(ZeroInitialization), ConstructKind(ConstructKind), |
| 696 | Args(0), NumArgs(numargs) |
Douglas Gregor | 16006c9 | 2009-12-16 18:50:27 +0000 | [diff] [blame] | 697 | { |
| 698 | if (NumArgs) { |
| 699 | Args = new (C) Stmt*[NumArgs]; |
| 700 | |
| 701 | for (unsigned i = 0; i != NumArgs; ++i) { |
| 702 | assert(args[i] && "NULL argument in CXXConstructExpr"); |
Douglas Gregor | bebbe0d | 2010-12-15 01:34:56 +0000 | [diff] [blame] | 703 | |
| 704 | if (args[i]->isValueDependent()) |
| 705 | ExprBits.ValueDependent = true; |
| 706 | if (args[i]->containsUnexpandedParameterPack()) |
| 707 | ExprBits.ContainsUnexpandedParameterPack = true; |
| 708 | |
Douglas Gregor | 16006c9 | 2009-12-16 18:50:27 +0000 | [diff] [blame] | 709 | Args[i] = args[i]; |
Anders Carlsson | e349bea | 2009-04-23 02:32:43 +0000 | [diff] [blame] | 710 | } |
Douglas Gregor | 16006c9 | 2009-12-16 18:50:27 +0000 | [diff] [blame] | 711 | } |
Anders Carlsson | e349bea | 2009-04-23 02:32:43 +0000 | [diff] [blame] | 712 | } |
| 713 | |
John McCall | 4765fa0 | 2010-12-06 08:20:24 +0000 | [diff] [blame] | 714 | ExprWithCleanups::ExprWithCleanups(ASTContext &C, |
| 715 | Expr *subexpr, |
| 716 | CXXTemporary **temps, |
| 717 | unsigned numtemps) |
| 718 | : Expr(ExprWithCleanupsClass, subexpr->getType(), |
John McCall | f89e55a | 2010-11-18 06:31:45 +0000 | [diff] [blame] | 719 | subexpr->getValueKind(), subexpr->getObjectKind(), |
Douglas Gregor | bebbe0d | 2010-12-15 01:34:56 +0000 | [diff] [blame] | 720 | subexpr->isTypeDependent(), subexpr->isValueDependent(), |
| 721 | subexpr->containsUnexpandedParameterPack()), |
Chris Lattner | d259836 | 2010-05-10 00:25:06 +0000 | [diff] [blame] | 722 | SubExpr(subexpr), Temps(0), NumTemps(0) { |
Chris Lattner | aff32cb | 2010-05-10 00:45:12 +0000 | [diff] [blame] | 723 | if (numtemps) { |
Ted Kremenek | d04ed41 | 2010-05-10 20:06:30 +0000 | [diff] [blame] | 724 | setNumTemporaries(C, numtemps); |
Chris Lattner | d259836 | 2010-05-10 00:25:06 +0000 | [diff] [blame] | 725 | for (unsigned i = 0; i != numtemps; ++i) |
Anders Carlsson | ff6b3d6 | 2009-05-30 21:05:25 +0000 | [diff] [blame] | 726 | Temps[i] = temps[i]; |
Anders Carlsson | 02bbfa3 | 2009-04-24 22:47:04 +0000 | [diff] [blame] | 727 | } |
| 728 | } |
| 729 | |
John McCall | 4765fa0 | 2010-12-06 08:20:24 +0000 | [diff] [blame] | 730 | void ExprWithCleanups::setNumTemporaries(ASTContext &C, unsigned N) { |
Chris Lattner | d259836 | 2010-05-10 00:25:06 +0000 | [diff] [blame] | 731 | assert(Temps == 0 && "Cannot resize with this"); |
Daniel Dunbar | 90556d4 | 2010-05-10 15:59:37 +0000 | [diff] [blame] | 732 | NumTemps = N; |
Ted Kremenek | d04ed41 | 2010-05-10 20:06:30 +0000 | [diff] [blame] | 733 | Temps = new (C) CXXTemporary*[NumTemps]; |
Chris Lattner | d259836 | 2010-05-10 00:25:06 +0000 | [diff] [blame] | 734 | } |
| 735 | |
| 736 | |
John McCall | 4765fa0 | 2010-12-06 08:20:24 +0000 | [diff] [blame] | 737 | ExprWithCleanups *ExprWithCleanups::Create(ASTContext &C, |
| 738 | Expr *SubExpr, |
| 739 | CXXTemporary **Temps, |
| 740 | unsigned NumTemps) { |
| 741 | return new (C) ExprWithCleanups(C, SubExpr, Temps, NumTemps); |
Anders Carlsson | 88eaf07 | 2009-05-30 22:38:53 +0000 | [diff] [blame] | 742 | } |
| 743 | |
Anders Carlsson | fceb0a8 | 2009-05-30 20:03:25 +0000 | [diff] [blame] | 744 | // CXXBindTemporaryExpr |
| 745 | Stmt::child_iterator CXXBindTemporaryExpr::child_begin() { |
| 746 | return &SubExpr; |
| 747 | } |
| 748 | |
Mike Stump | 1eb4433 | 2009-09-09 15:08:12 +0000 | [diff] [blame] | 749 | Stmt::child_iterator CXXBindTemporaryExpr::child_end() { |
Anders Carlsson | fceb0a8 | 2009-05-30 20:03:25 +0000 | [diff] [blame] | 750 | return &SubExpr + 1; |
| 751 | } |
| 752 | |
Anders Carlsson | e349bea | 2009-04-23 02:32:43 +0000 | [diff] [blame] | 753 | // CXXConstructExpr |
| 754 | Stmt::child_iterator CXXConstructExpr::child_begin() { |
| 755 | return &Args[0]; |
| 756 | } |
| 757 | Stmt::child_iterator CXXConstructExpr::child_end() { |
| 758 | return &Args[0]+NumArgs; |
| 759 | } |
| 760 | |
John McCall | 4765fa0 | 2010-12-06 08:20:24 +0000 | [diff] [blame] | 761 | // ExprWithCleanups |
| 762 | Stmt::child_iterator ExprWithCleanups::child_begin() { |
Anders Carlsson | 55674ac | 2009-05-01 22:21:22 +0000 | [diff] [blame] | 763 | return &SubExpr; |
Anders Carlsson | 19d28a6 | 2009-04-21 02:22:11 +0000 | [diff] [blame] | 764 | } |
Anders Carlsson | 02bbfa3 | 2009-04-24 22:47:04 +0000 | [diff] [blame] | 765 | |
John McCall | 4765fa0 | 2010-12-06 08:20:24 +0000 | [diff] [blame] | 766 | Stmt::child_iterator ExprWithCleanups::child_end() { |
Anders Carlsson | 55674ac | 2009-05-01 22:21:22 +0000 | [diff] [blame] | 767 | return &SubExpr + 1; |
| 768 | } |
Anders Carlsson | 02bbfa3 | 2009-04-24 22:47:04 +0000 | [diff] [blame] | 769 | |
Douglas Gregor | ab6677e | 2010-09-08 00:15:04 +0000 | [diff] [blame] | 770 | CXXUnresolvedConstructExpr::CXXUnresolvedConstructExpr(TypeSourceInfo *Type, |
Douglas Gregor | d81e6ca | 2009-05-20 18:46:25 +0000 | [diff] [blame] | 771 | SourceLocation LParenLoc, |
| 772 | Expr **Args, |
| 773 | unsigned NumArgs, |
| 774 | SourceLocation RParenLoc) |
Douglas Gregor | ab6677e | 2010-09-08 00:15:04 +0000 | [diff] [blame] | 775 | : Expr(CXXUnresolvedConstructExprClass, |
| 776 | Type->getType().getNonReferenceType(), |
John McCall | 0943168 | 2010-11-18 19:01:18 +0000 | [diff] [blame] | 777 | VK_LValue, OK_Ordinary, |
Douglas Gregor | bebbe0d | 2010-12-15 01:34:56 +0000 | [diff] [blame] | 778 | Type->getType()->isDependentType(), true, |
| 779 | Type->getType()->containsUnexpandedParameterPack()), |
Douglas Gregor | ab6677e | 2010-09-08 00:15:04 +0000 | [diff] [blame] | 780 | Type(Type), |
Douglas Gregor | d81e6ca | 2009-05-20 18:46:25 +0000 | [diff] [blame] | 781 | LParenLoc(LParenLoc), |
| 782 | RParenLoc(RParenLoc), |
| 783 | NumArgs(NumArgs) { |
| 784 | Stmt **StoredArgs = reinterpret_cast<Stmt **>(this + 1); |
Douglas Gregor | bebbe0d | 2010-12-15 01:34:56 +0000 | [diff] [blame] | 785 | for (unsigned I = 0; I != NumArgs; ++I) { |
| 786 | if (Args[I]->containsUnexpandedParameterPack()) |
| 787 | ExprBits.ContainsUnexpandedParameterPack = true; |
| 788 | |
| 789 | StoredArgs[I] = Args[I]; |
| 790 | } |
Douglas Gregor | d81e6ca | 2009-05-20 18:46:25 +0000 | [diff] [blame] | 791 | } |
| 792 | |
| 793 | CXXUnresolvedConstructExpr * |
Mike Stump | 1eb4433 | 2009-09-09 15:08:12 +0000 | [diff] [blame] | 794 | CXXUnresolvedConstructExpr::Create(ASTContext &C, |
Douglas Gregor | ab6677e | 2010-09-08 00:15:04 +0000 | [diff] [blame] | 795 | TypeSourceInfo *Type, |
Douglas Gregor | d81e6ca | 2009-05-20 18:46:25 +0000 | [diff] [blame] | 796 | SourceLocation LParenLoc, |
| 797 | Expr **Args, |
| 798 | unsigned NumArgs, |
| 799 | SourceLocation RParenLoc) { |
| 800 | void *Mem = C.Allocate(sizeof(CXXUnresolvedConstructExpr) + |
| 801 | sizeof(Expr *) * NumArgs); |
Douglas Gregor | ab6677e | 2010-09-08 00:15:04 +0000 | [diff] [blame] | 802 | return new (Mem) CXXUnresolvedConstructExpr(Type, LParenLoc, |
Douglas Gregor | d81e6ca | 2009-05-20 18:46:25 +0000 | [diff] [blame] | 803 | Args, NumArgs, RParenLoc); |
| 804 | } |
| 805 | |
Argyrios Kyrtzidis | 8dfbd8b | 2010-06-24 08:57:31 +0000 | [diff] [blame] | 806 | CXXUnresolvedConstructExpr * |
| 807 | CXXUnresolvedConstructExpr::CreateEmpty(ASTContext &C, unsigned NumArgs) { |
| 808 | Stmt::EmptyShell Empty; |
| 809 | void *Mem = C.Allocate(sizeof(CXXUnresolvedConstructExpr) + |
| 810 | sizeof(Expr *) * NumArgs); |
| 811 | return new (Mem) CXXUnresolvedConstructExpr(Empty, NumArgs); |
| 812 | } |
| 813 | |
Douglas Gregor | ab6677e | 2010-09-08 00:15:04 +0000 | [diff] [blame] | 814 | SourceRange CXXUnresolvedConstructExpr::getSourceRange() const { |
| 815 | return SourceRange(Type->getTypeLoc().getBeginLoc(), RParenLoc); |
| 816 | } |
| 817 | |
Douglas Gregor | d81e6ca | 2009-05-20 18:46:25 +0000 | [diff] [blame] | 818 | Stmt::child_iterator CXXUnresolvedConstructExpr::child_begin() { |
| 819 | return child_iterator(reinterpret_cast<Stmt **>(this + 1)); |
| 820 | } |
| 821 | |
| 822 | Stmt::child_iterator CXXUnresolvedConstructExpr::child_end() { |
| 823 | return child_iterator(reinterpret_cast<Stmt **>(this + 1) + NumArgs); |
| 824 | } |
Sebastian Redl | 8b0b475 | 2009-05-16 18:50:46 +0000 | [diff] [blame] | 825 | |
John McCall | 865d447 | 2009-11-19 22:55:06 +0000 | [diff] [blame] | 826 | CXXDependentScopeMemberExpr::CXXDependentScopeMemberExpr(ASTContext &C, |
John McCall | aa81e16 | 2009-12-01 22:10:20 +0000 | [diff] [blame] | 827 | Expr *Base, QualType BaseType, |
| 828 | bool IsArrow, |
Douglas Gregor | 3b6afbb | 2009-09-09 00:23:06 +0000 | [diff] [blame] | 829 | SourceLocation OperatorLoc, |
| 830 | NestedNameSpecifier *Qualifier, |
| 831 | SourceRange QualifierRange, |
| 832 | NamedDecl *FirstQualifierFoundInScope, |
Abramo Bagnara | 2577743 | 2010-08-11 22:01:17 +0000 | [diff] [blame] | 833 | DeclarationNameInfo MemberNameInfo, |
John McCall | d5532b6 | 2009-11-23 01:53:49 +0000 | [diff] [blame] | 834 | const TemplateArgumentListInfo *TemplateArgs) |
John McCall | f89e55a | 2010-11-18 06:31:45 +0000 | [diff] [blame] | 835 | : Expr(CXXDependentScopeMemberExprClass, C.DependentTy, |
Douglas Gregor | bebbe0d | 2010-12-15 01:34:56 +0000 | [diff] [blame] | 836 | VK_LValue, OK_Ordinary, true, true, |
| 837 | ((Base && Base->containsUnexpandedParameterPack()) || |
| 838 | (Qualifier && Qualifier->containsUnexpandedParameterPack()) || |
| 839 | MemberNameInfo.containsUnexpandedParameterPack())), |
John McCall | aa81e16 | 2009-12-01 22:10:20 +0000 | [diff] [blame] | 840 | Base(Base), BaseType(BaseType), IsArrow(IsArrow), |
| 841 | HasExplicitTemplateArgs(TemplateArgs != 0), |
Douglas Gregor | 3b6afbb | 2009-09-09 00:23:06 +0000 | [diff] [blame] | 842 | OperatorLoc(OperatorLoc), |
| 843 | Qualifier(Qualifier), QualifierRange(QualifierRange), |
| 844 | FirstQualifierFoundInScope(FirstQualifierFoundInScope), |
Abramo Bagnara | 2577743 | 2010-08-11 22:01:17 +0000 | [diff] [blame] | 845 | MemberNameInfo(MemberNameInfo) { |
Douglas Gregor | bebbe0d | 2010-12-15 01:34:56 +0000 | [diff] [blame] | 846 | if (TemplateArgs) { |
| 847 | bool Dependent = true; |
| 848 | bool ContainsUnexpandedParameterPack = false; |
| 849 | getExplicitTemplateArgs().initializeFrom(*TemplateArgs, Dependent, |
| 850 | ContainsUnexpandedParameterPack); |
| 851 | if (ContainsUnexpandedParameterPack) |
| 852 | ExprBits.ContainsUnexpandedParameterPack = true; |
| 853 | } |
Douglas Gregor | 3b6afbb | 2009-09-09 00:23:06 +0000 | [diff] [blame] | 854 | } |
| 855 | |
Douglas Gregor | bebbe0d | 2010-12-15 01:34:56 +0000 | [diff] [blame] | 856 | CXXDependentScopeMemberExpr::CXXDependentScopeMemberExpr(ASTContext &C, |
| 857 | Expr *Base, QualType BaseType, |
| 858 | bool IsArrow, |
| 859 | SourceLocation OperatorLoc, |
| 860 | NestedNameSpecifier *Qualifier, |
| 861 | SourceRange QualifierRange, |
| 862 | NamedDecl *FirstQualifierFoundInScope, |
| 863 | DeclarationNameInfo MemberNameInfo) |
| 864 | : Expr(CXXDependentScopeMemberExprClass, C.DependentTy, |
| 865 | VK_LValue, OK_Ordinary, true, true, |
| 866 | ((Base && Base->containsUnexpandedParameterPack()) || |
| 867 | (Qualifier && Qualifier->containsUnexpandedParameterPack()) || |
| 868 | MemberNameInfo.containsUnexpandedParameterPack())), |
| 869 | Base(Base), BaseType(BaseType), IsArrow(IsArrow), |
| 870 | HasExplicitTemplateArgs(false), OperatorLoc(OperatorLoc), |
| 871 | Qualifier(Qualifier), QualifierRange(QualifierRange), |
| 872 | FirstQualifierFoundInScope(FirstQualifierFoundInScope), |
| 873 | MemberNameInfo(MemberNameInfo) { } |
| 874 | |
John McCall | 865d447 | 2009-11-19 22:55:06 +0000 | [diff] [blame] | 875 | CXXDependentScopeMemberExpr * |
| 876 | CXXDependentScopeMemberExpr::Create(ASTContext &C, |
John McCall | aa81e16 | 2009-12-01 22:10:20 +0000 | [diff] [blame] | 877 | Expr *Base, QualType BaseType, bool IsArrow, |
Douglas Gregor | 3b6afbb | 2009-09-09 00:23:06 +0000 | [diff] [blame] | 878 | SourceLocation OperatorLoc, |
| 879 | NestedNameSpecifier *Qualifier, |
| 880 | SourceRange QualifierRange, |
| 881 | NamedDecl *FirstQualifierFoundInScope, |
Abramo Bagnara | 2577743 | 2010-08-11 22:01:17 +0000 | [diff] [blame] | 882 | DeclarationNameInfo MemberNameInfo, |
John McCall | d5532b6 | 2009-11-23 01:53:49 +0000 | [diff] [blame] | 883 | const TemplateArgumentListInfo *TemplateArgs) { |
| 884 | if (!TemplateArgs) |
John McCall | aa81e16 | 2009-12-01 22:10:20 +0000 | [diff] [blame] | 885 | return new (C) CXXDependentScopeMemberExpr(C, Base, BaseType, |
| 886 | IsArrow, OperatorLoc, |
| 887 | Qualifier, QualifierRange, |
| 888 | FirstQualifierFoundInScope, |
Abramo Bagnara | 2577743 | 2010-08-11 22:01:17 +0000 | [diff] [blame] | 889 | MemberNameInfo); |
Mike Stump | 1eb4433 | 2009-09-09 15:08:12 +0000 | [diff] [blame] | 890 | |
John McCall | d5532b6 | 2009-11-23 01:53:49 +0000 | [diff] [blame] | 891 | std::size_t size = sizeof(CXXDependentScopeMemberExpr); |
| 892 | if (TemplateArgs) |
| 893 | size += ExplicitTemplateArgumentList::sizeFor(*TemplateArgs); |
| 894 | |
Chris Lattner | 3248854 | 2010-10-30 05:14:06 +0000 | [diff] [blame] | 895 | void *Mem = C.Allocate(size, llvm::alignOf<CXXDependentScopeMemberExpr>()); |
John McCall | aa81e16 | 2009-12-01 22:10:20 +0000 | [diff] [blame] | 896 | return new (Mem) CXXDependentScopeMemberExpr(C, Base, BaseType, |
| 897 | IsArrow, OperatorLoc, |
| 898 | Qualifier, QualifierRange, |
| 899 | FirstQualifierFoundInScope, |
Abramo Bagnara | 2577743 | 2010-08-11 22:01:17 +0000 | [diff] [blame] | 900 | MemberNameInfo, TemplateArgs); |
Douglas Gregor | 3b6afbb | 2009-09-09 00:23:06 +0000 | [diff] [blame] | 901 | } |
| 902 | |
Argyrios Kyrtzidis | 8dfbd8b | 2010-06-24 08:57:31 +0000 | [diff] [blame] | 903 | CXXDependentScopeMemberExpr * |
| 904 | CXXDependentScopeMemberExpr::CreateEmpty(ASTContext &C, |
| 905 | unsigned NumTemplateArgs) { |
| 906 | if (NumTemplateArgs == 0) |
| 907 | return new (C) CXXDependentScopeMemberExpr(C, 0, QualType(), |
| 908 | 0, SourceLocation(), 0, |
| 909 | SourceRange(), 0, |
Abramo Bagnara | 2577743 | 2010-08-11 22:01:17 +0000 | [diff] [blame] | 910 | DeclarationNameInfo()); |
Argyrios Kyrtzidis | 8dfbd8b | 2010-06-24 08:57:31 +0000 | [diff] [blame] | 911 | |
| 912 | std::size_t size = sizeof(CXXDependentScopeMemberExpr) + |
| 913 | ExplicitTemplateArgumentList::sizeFor(NumTemplateArgs); |
Chris Lattner | 3248854 | 2010-10-30 05:14:06 +0000 | [diff] [blame] | 914 | void *Mem = C.Allocate(size, llvm::alignOf<CXXDependentScopeMemberExpr>()); |
Argyrios Kyrtzidis | 8dfbd8b | 2010-06-24 08:57:31 +0000 | [diff] [blame] | 915 | CXXDependentScopeMemberExpr *E |
| 916 | = new (Mem) CXXDependentScopeMemberExpr(C, 0, QualType(), |
| 917 | 0, SourceLocation(), 0, |
| 918 | SourceRange(), 0, |
Abramo Bagnara | 2577743 | 2010-08-11 22:01:17 +0000 | [diff] [blame] | 919 | DeclarationNameInfo(), 0); |
Argyrios Kyrtzidis | 8dfbd8b | 2010-06-24 08:57:31 +0000 | [diff] [blame] | 920 | E->HasExplicitTemplateArgs = true; |
| 921 | return E; |
| 922 | } |
| 923 | |
John McCall | 865d447 | 2009-11-19 22:55:06 +0000 | [diff] [blame] | 924 | Stmt::child_iterator CXXDependentScopeMemberExpr::child_begin() { |
Douglas Gregor | 1c0ca59 | 2009-05-22 21:13:27 +0000 | [diff] [blame] | 925 | return child_iterator(&Base); |
| 926 | } |
| 927 | |
John McCall | 865d447 | 2009-11-19 22:55:06 +0000 | [diff] [blame] | 928 | Stmt::child_iterator CXXDependentScopeMemberExpr::child_end() { |
John McCall | aa81e16 | 2009-12-01 22:10:20 +0000 | [diff] [blame] | 929 | if (isImplicitAccess()) |
| 930 | return child_iterator(&Base); |
Douglas Gregor | 1c0ca59 | 2009-05-22 21:13:27 +0000 | [diff] [blame] | 931 | return child_iterator(&Base + 1); |
| 932 | } |
John McCall | 129e2df | 2009-11-30 22:42:35 +0000 | [diff] [blame] | 933 | |
Douglas Gregor | bebbe0d | 2010-12-15 01:34:56 +0000 | [diff] [blame] | 934 | UnresolvedMemberExpr::UnresolvedMemberExpr(ASTContext &C, |
John McCall | 129e2df | 2009-11-30 22:42:35 +0000 | [diff] [blame] | 935 | bool HasUnresolvedUsing, |
John McCall | aa81e16 | 2009-12-01 22:10:20 +0000 | [diff] [blame] | 936 | Expr *Base, QualType BaseType, |
| 937 | bool IsArrow, |
John McCall | 129e2df | 2009-11-30 22:42:35 +0000 | [diff] [blame] | 938 | SourceLocation OperatorLoc, |
| 939 | NestedNameSpecifier *Qualifier, |
| 940 | SourceRange QualifierRange, |
Abramo Bagnara | 2577743 | 2010-08-11 22:01:17 +0000 | [diff] [blame] | 941 | const DeclarationNameInfo &MemberNameInfo, |
Douglas Gregor | 5a84dec | 2010-05-23 18:57:34 +0000 | [diff] [blame] | 942 | const TemplateArgumentListInfo *TemplateArgs, |
| 943 | UnresolvedSetIterator Begin, |
| 944 | UnresolvedSetIterator End) |
Douglas Gregor | bebbe0d | 2010-12-15 01:34:56 +0000 | [diff] [blame] | 945 | : OverloadExpr(UnresolvedMemberExprClass, C, |
Abramo Bagnara | 2577743 | 2010-08-11 22:01:17 +0000 | [diff] [blame] | 946 | Qualifier, QualifierRange, MemberNameInfo, |
Douglas Gregor | bebbe0d | 2010-12-15 01:34:56 +0000 | [diff] [blame] | 947 | TemplateArgs, Begin, End, |
| 948 | // Dependent |
| 949 | ((Base && Base->isTypeDependent()) || |
| 950 | BaseType->isDependentType()), |
| 951 | // Contains unexpanded parameter pack |
| 952 | ((Base && Base->containsUnexpandedParameterPack()) || |
| 953 | BaseType->containsUnexpandedParameterPack())), |
John McCall | 7bb12da | 2010-02-02 06:20:04 +0000 | [diff] [blame] | 954 | IsArrow(IsArrow), HasUnresolvedUsing(HasUnresolvedUsing), |
| 955 | Base(Base), BaseType(BaseType), OperatorLoc(OperatorLoc) { |
John McCall | 129e2df | 2009-11-30 22:42:35 +0000 | [diff] [blame] | 956 | } |
| 957 | |
| 958 | UnresolvedMemberExpr * |
Douglas Gregor | bebbe0d | 2010-12-15 01:34:56 +0000 | [diff] [blame] | 959 | UnresolvedMemberExpr::Create(ASTContext &C, |
John McCall | 129e2df | 2009-11-30 22:42:35 +0000 | [diff] [blame] | 960 | bool HasUnresolvedUsing, |
John McCall | aa81e16 | 2009-12-01 22:10:20 +0000 | [diff] [blame] | 961 | Expr *Base, QualType BaseType, bool IsArrow, |
John McCall | 129e2df | 2009-11-30 22:42:35 +0000 | [diff] [blame] | 962 | SourceLocation OperatorLoc, |
| 963 | NestedNameSpecifier *Qualifier, |
| 964 | SourceRange QualifierRange, |
Abramo Bagnara | 2577743 | 2010-08-11 22:01:17 +0000 | [diff] [blame] | 965 | const DeclarationNameInfo &MemberNameInfo, |
Douglas Gregor | 5a84dec | 2010-05-23 18:57:34 +0000 | [diff] [blame] | 966 | const TemplateArgumentListInfo *TemplateArgs, |
| 967 | UnresolvedSetIterator Begin, |
| 968 | UnresolvedSetIterator End) { |
John McCall | 129e2df | 2009-11-30 22:42:35 +0000 | [diff] [blame] | 969 | std::size_t size = sizeof(UnresolvedMemberExpr); |
| 970 | if (TemplateArgs) |
| 971 | size += ExplicitTemplateArgumentList::sizeFor(*TemplateArgs); |
| 972 | |
Chris Lattner | 3248854 | 2010-10-30 05:14:06 +0000 | [diff] [blame] | 973 | void *Mem = C.Allocate(size, llvm::alignOf<UnresolvedMemberExpr>()); |
Douglas Gregor | 928e6fc | 2010-05-23 19:36:40 +0000 | [diff] [blame] | 974 | return new (Mem) UnresolvedMemberExpr(C, |
Douglas Gregor | bebbe0d | 2010-12-15 01:34:56 +0000 | [diff] [blame] | 975 | HasUnresolvedUsing, Base, BaseType, |
John McCall | aa81e16 | 2009-12-01 22:10:20 +0000 | [diff] [blame] | 976 | IsArrow, OperatorLoc, Qualifier, QualifierRange, |
Abramo Bagnara | 2577743 | 2010-08-11 22:01:17 +0000 | [diff] [blame] | 977 | MemberNameInfo, TemplateArgs, Begin, End); |
John McCall | 129e2df | 2009-11-30 22:42:35 +0000 | [diff] [blame] | 978 | } |
| 979 | |
Argyrios Kyrtzidis | a77eb08 | 2010-06-25 09:03:26 +0000 | [diff] [blame] | 980 | UnresolvedMemberExpr * |
| 981 | UnresolvedMemberExpr::CreateEmpty(ASTContext &C, unsigned NumTemplateArgs) { |
| 982 | std::size_t size = sizeof(UnresolvedMemberExpr); |
| 983 | if (NumTemplateArgs != 0) |
| 984 | size += ExplicitTemplateArgumentList::sizeFor(NumTemplateArgs); |
| 985 | |
Chris Lattner | 3248854 | 2010-10-30 05:14:06 +0000 | [diff] [blame] | 986 | void *Mem = C.Allocate(size, llvm::alignOf<UnresolvedMemberExpr>()); |
Argyrios Kyrtzidis | a77eb08 | 2010-06-25 09:03:26 +0000 | [diff] [blame] | 987 | UnresolvedMemberExpr *E = new (Mem) UnresolvedMemberExpr(EmptyShell()); |
| 988 | E->HasExplicitTemplateArgs = NumTemplateArgs != 0; |
| 989 | return E; |
| 990 | } |
| 991 | |
John McCall | c373d48 | 2010-01-27 01:50:18 +0000 | [diff] [blame] | 992 | CXXRecordDecl *UnresolvedMemberExpr::getNamingClass() const { |
| 993 | // Unlike for UnresolvedLookupExpr, it is very easy to re-derive this. |
| 994 | |
| 995 | // If there was a nested name specifier, it names the naming class. |
| 996 | // It can't be dependent: after all, we were actually able to do the |
| 997 | // lookup. |
Douglas Gregor | c96be1e | 2010-04-27 18:19:34 +0000 | [diff] [blame] | 998 | CXXRecordDecl *Record = 0; |
John McCall | 7bb12da | 2010-02-02 06:20:04 +0000 | [diff] [blame] | 999 | if (getQualifier()) { |
John McCall | f4c7371 | 2011-01-19 06:33:43 +0000 | [diff] [blame] | 1000 | const Type *T = getQualifier()->getAsType(); |
John McCall | c373d48 | 2010-01-27 01:50:18 +0000 | [diff] [blame] | 1001 | assert(T && "qualifier in member expression does not name type"); |
Douglas Gregor | c96be1e | 2010-04-27 18:19:34 +0000 | [diff] [blame] | 1002 | Record = T->getAsCXXRecordDecl(); |
| 1003 | assert(Record && "qualifier in member expression does not name record"); |
| 1004 | } |
John McCall | c373d48 | 2010-01-27 01:50:18 +0000 | [diff] [blame] | 1005 | // Otherwise the naming class must have been the base class. |
Douglas Gregor | c96be1e | 2010-04-27 18:19:34 +0000 | [diff] [blame] | 1006 | else { |
John McCall | c373d48 | 2010-01-27 01:50:18 +0000 | [diff] [blame] | 1007 | QualType BaseType = getBaseType().getNonReferenceType(); |
| 1008 | if (isArrow()) { |
| 1009 | const PointerType *PT = BaseType->getAs<PointerType>(); |
| 1010 | assert(PT && "base of arrow member access is not pointer"); |
| 1011 | BaseType = PT->getPointeeType(); |
| 1012 | } |
| 1013 | |
Douglas Gregor | c96be1e | 2010-04-27 18:19:34 +0000 | [diff] [blame] | 1014 | Record = BaseType->getAsCXXRecordDecl(); |
| 1015 | assert(Record && "base of member expression does not name record"); |
John McCall | c373d48 | 2010-01-27 01:50:18 +0000 | [diff] [blame] | 1016 | } |
| 1017 | |
Douglas Gregor | c96be1e | 2010-04-27 18:19:34 +0000 | [diff] [blame] | 1018 | return Record; |
John McCall | c373d48 | 2010-01-27 01:50:18 +0000 | [diff] [blame] | 1019 | } |
| 1020 | |
John McCall | 129e2df | 2009-11-30 22:42:35 +0000 | [diff] [blame] | 1021 | Stmt::child_iterator UnresolvedMemberExpr::child_begin() { |
| 1022 | return child_iterator(&Base); |
| 1023 | } |
| 1024 | |
| 1025 | Stmt::child_iterator UnresolvedMemberExpr::child_end() { |
John McCall | aa81e16 | 2009-12-01 22:10:20 +0000 | [diff] [blame] | 1026 | if (isImplicitAccess()) |
| 1027 | return child_iterator(&Base); |
John McCall | 129e2df | 2009-11-30 22:42:35 +0000 | [diff] [blame] | 1028 | return child_iterator(&Base + 1); |
| 1029 | } |
Sebastian Redl | 2e15622 | 2010-09-10 20:55:43 +0000 | [diff] [blame] | 1030 | |
| 1031 | Stmt::child_iterator CXXNoexceptExpr::child_begin() { |
| 1032 | return child_iterator(&Operand); |
| 1033 | } |
| 1034 | Stmt::child_iterator CXXNoexceptExpr::child_end() { |
| 1035 | return child_iterator(&Operand + 1); |
| 1036 | } |
Douglas Gregor | be230c3 | 2011-01-03 17:17:50 +0000 | [diff] [blame] | 1037 | |
| 1038 | SourceRange PackExpansionExpr::getSourceRange() const { |
| 1039 | return SourceRange(Pattern->getLocStart(), EllipsisLoc); |
| 1040 | } |
| 1041 | |
| 1042 | Stmt::child_iterator PackExpansionExpr::child_begin() { |
| 1043 | return child_iterator(&Pattern); |
| 1044 | } |
| 1045 | |
| 1046 | Stmt::child_iterator PackExpansionExpr::child_end() { |
| 1047 | return child_iterator(&Pattern + 1); |
| 1048 | } |
Douglas Gregor | ee8aff0 | 2011-01-04 17:33:58 +0000 | [diff] [blame] | 1049 | |
| 1050 | SourceRange SizeOfPackExpr::getSourceRange() const { |
| 1051 | return SourceRange(OperatorLoc, RParenLoc); |
| 1052 | } |
| 1053 | |
| 1054 | Stmt::child_iterator SizeOfPackExpr::child_begin() { |
| 1055 | return child_iterator(); |
| 1056 | } |
| 1057 | |
| 1058 | Stmt::child_iterator SizeOfPackExpr::child_end() { |
| 1059 | return child_iterator(); |
| 1060 | } |
Douglas Gregor | c7793c7 | 2011-01-15 01:15:58 +0000 | [diff] [blame] | 1061 | |
| 1062 | SubstNonTypeTemplateParmPackExpr:: |
| 1063 | SubstNonTypeTemplateParmPackExpr(QualType T, |
| 1064 | NonTypeTemplateParmDecl *Param, |
| 1065 | SourceLocation NameLoc, |
| 1066 | const TemplateArgument &ArgPack) |
| 1067 | : Expr(SubstNonTypeTemplateParmPackExprClass, T, VK_RValue, OK_Ordinary, |
| 1068 | true, false, true), |
| 1069 | Param(Param), Arguments(ArgPack.pack_begin()), |
| 1070 | NumArguments(ArgPack.pack_size()), NameLoc(NameLoc) { } |
| 1071 | |
| 1072 | TemplateArgument SubstNonTypeTemplateParmPackExpr::getArgumentPack() const { |
| 1073 | return TemplateArgument(Arguments, NumArguments); |
| 1074 | } |
| 1075 | |
| 1076 | SourceRange SubstNonTypeTemplateParmPackExpr::getSourceRange() const { |
| 1077 | return NameLoc; |
| 1078 | } |
| 1079 | |
| 1080 | Stmt::child_iterator SubstNonTypeTemplateParmPackExpr::child_begin() { |
| 1081 | return child_iterator(); |
| 1082 | } |
| 1083 | |
| 1084 | Stmt::child_iterator SubstNonTypeTemplateParmPackExpr::child_end() { |
| 1085 | return child_iterator(); |
| 1086 | } |
| 1087 | |
| 1088 | |