ExprCXX.h revision ce757a7a1ee905f87551996a69da3e95e8afeeb7
15f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer//===--- ExprCXX.h - Classes for representing expressions -------*- C++ -*-===// 25f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer// 35f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer// The LLVM Compiler Infrastructure 45f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer// 50bc735ffcfb223c0186419547abaa5c84482663eChris Lattner// This file is distributed under the University of Illinois Open Source 60bc735ffcfb223c0186419547abaa5c84482663eChris Lattner// License. See LICENSE.TXT for details. 75f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer// 85f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer//===----------------------------------------------------------------------===// 95f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer// 105f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer// This file defines the Expr interface and subclasses for C++ expressions. 115f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer// 125f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer//===----------------------------------------------------------------------===// 135f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer 145f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer#ifndef LLVM_CLANG_AST_EXPRCXX_H 155f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer#define LLVM_CLANG_AST_EXPRCXX_H 165f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer 1764b45f7e0d3167f040841ac2920aead7f080730dSebastian Redl#include "clang/Basic/TypeTraits.h" 185f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer#include "clang/AST/Expr.h" 19c4a1dea2dc56bd1357ec91b829a0b9e68229a13eDaniel Dunbar#include "clang/AST/Decl.h" 20d5532b6cfff2977e0c59fa6ead7f7973984a620dJohn McCall#include "clang/AST/TemplateBase.h" 215f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer 225f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencernamespace clang { 235f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer 244c5d320a7581f4b80b151630c91cea5727fa9923Sebastian Redl class CXXConstructorDecl; 25c1ce477119fed070299668aab24084b17ff5f14bAnders Carlsson class CXXDestructorDecl; 26e9f42087aabfdb6b2afc35c7e38ac65da063b409Fariborz Jahanian class CXXMethodDecl; 27ff6b3d64c9f07155f1414411b8451d7bf8937c62Anders Carlsson class CXXTemporary; 28d5532b6cfff2977e0c59fa6ead7f7973984a620dJohn McCall class TemplateArgumentListInfo; 294c5d320a7581f4b80b151630c91cea5727fa9923Sebastian Redl 301060aff23f72135f8b50034a1e80f16725ebc56cTed Kremenek//===--------------------------------------------------------------------===// 311060aff23f72135f8b50034a1e80f16725ebc56cTed Kremenek// C++ Expressions. 321060aff23f72135f8b50034a1e80f16725ebc56cTed Kremenek//===--------------------------------------------------------------------===// 331060aff23f72135f8b50034a1e80f16725ebc56cTed Kremenek 343fd95ce225393fe4a3623e429766a8c3f487ff9dDouglas Gregor/// \brief A call to an overloaded operator written using operator 353fd95ce225393fe4a3623e429766a8c3f487ff9dDouglas Gregor/// syntax. 363fd95ce225393fe4a3623e429766a8c3f487ff9dDouglas Gregor/// 373fd95ce225393fe4a3623e429766a8c3f487ff9dDouglas Gregor/// Represents a call to an overloaded operator written using operator 383fd95ce225393fe4a3623e429766a8c3f487ff9dDouglas Gregor/// syntax, e.g., "x + y" or "*p". While semantically equivalent to a 393fd95ce225393fe4a3623e429766a8c3f487ff9dDouglas Gregor/// normal call, this AST node provides better information about the 403fd95ce225393fe4a3623e429766a8c3f487ff9dDouglas Gregor/// syntactic representation of the call. 413fd95ce225393fe4a3623e429766a8c3f487ff9dDouglas Gregor/// 423fd95ce225393fe4a3623e429766a8c3f487ff9dDouglas Gregor/// In a C++ template, this expression node kind will be used whenever 433fd95ce225393fe4a3623e429766a8c3f487ff9dDouglas Gregor/// any of the arguments are type-dependent. In this case, the 443fd95ce225393fe4a3623e429766a8c3f487ff9dDouglas Gregor/// function itself will be a (possibly empty) set of functions and 453fd95ce225393fe4a3623e429766a8c3f487ff9dDouglas Gregor/// function templates that were found by name lookup at template 463fd95ce225393fe4a3623e429766a8c3f487ff9dDouglas Gregor/// definition time. 47b4609806e9232593ece09ce08b630836e825865cDouglas Gregorclass CXXOperatorCallExpr : public CallExpr { 48063daf6e196c51f162e0485478355d8e280eef5cDouglas Gregor /// \brief The overloaded operator. 49063daf6e196c51f162e0485478355d8e280eef5cDouglas Gregor OverloadedOperatorKind Operator; 50063daf6e196c51f162e0485478355d8e280eef5cDouglas Gregor 51b4609806e9232593ece09ce08b630836e825865cDouglas Gregorpublic: 521eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump CXXOperatorCallExpr(ASTContext& C, OverloadedOperatorKind Op, Expr *fn, 531eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump Expr **args, unsigned numargs, QualType t, 54063daf6e196c51f162e0485478355d8e280eef5cDouglas Gregor SourceLocation operatorloc) 55063daf6e196c51f162e0485478355d8e280eef5cDouglas Gregor : CallExpr(C, CXXOperatorCallExprClass, fn, args, numargs, t, operatorloc), 56063daf6e196c51f162e0485478355d8e280eef5cDouglas Gregor Operator(Op) {} 571eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump explicit CXXOperatorCallExpr(ASTContext& C, EmptyShell Empty) : 58ba0a9006dbc4814e1e35f82812cb5a1dad65e8b8Argyrios Kyrtzidis CallExpr(C, CXXOperatorCallExprClass, Empty) { } 591eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 60b4609806e9232593ece09ce08b630836e825865cDouglas Gregor 61b4609806e9232593ece09ce08b630836e825865cDouglas Gregor /// getOperator - Returns the kind of overloaded operator that this 62b4609806e9232593ece09ce08b630836e825865cDouglas Gregor /// expression refers to. 63063daf6e196c51f162e0485478355d8e280eef5cDouglas Gregor OverloadedOperatorKind getOperator() const { return Operator; } 64ba0a9006dbc4814e1e35f82812cb5a1dad65e8b8Argyrios Kyrtzidis void setOperator(OverloadedOperatorKind Kind) { Operator = Kind; } 65b4609806e9232593ece09ce08b630836e825865cDouglas Gregor 66b4609806e9232593ece09ce08b630836e825865cDouglas Gregor /// getOperatorLoc - Returns the location of the operator symbol in 67b4609806e9232593ece09ce08b630836e825865cDouglas Gregor /// the expression. When @c getOperator()==OO_Call, this is the 68b4609806e9232593ece09ce08b630836e825865cDouglas Gregor /// location of the right parentheses; when @c 69b4609806e9232593ece09ce08b630836e825865cDouglas Gregor /// getOperator()==OO_Subscript, this is the location of the right 70b4609806e9232593ece09ce08b630836e825865cDouglas Gregor /// bracket. 71b4609806e9232593ece09ce08b630836e825865cDouglas Gregor SourceLocation getOperatorLoc() const { return getRParenLoc(); } 72b4609806e9232593ece09ce08b630836e825865cDouglas Gregor 73b4609806e9232593ece09ce08b630836e825865cDouglas Gregor virtual SourceRange getSourceRange() const; 741eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 751eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump static bool classof(const Stmt *T) { 761eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump return T->getStmtClass() == CXXOperatorCallExprClass; 77b4609806e9232593ece09ce08b630836e825865cDouglas Gregor } 78b4609806e9232593ece09ce08b630836e825865cDouglas Gregor static bool classof(const CXXOperatorCallExpr *) { return true; } 79b4609806e9232593ece09ce08b630836e825865cDouglas Gregor}; 80b4609806e9232593ece09ce08b630836e825865cDouglas Gregor 8188a3514f36de96b19cdf50141c640df1a5f13f6cDouglas Gregor/// CXXMemberCallExpr - Represents a call to a member function that 8288a3514f36de96b19cdf50141c640df1a5f13f6cDouglas Gregor/// may be written either with member call syntax (e.g., "obj.func()" 8388a3514f36de96b19cdf50141c640df1a5f13f6cDouglas Gregor/// or "objptr->func()") or with normal function-call syntax 8488a3514f36de96b19cdf50141c640df1a5f13f6cDouglas Gregor/// ("func()") within a member function that ends up calling a member 8588a3514f36de96b19cdf50141c640df1a5f13f6cDouglas Gregor/// function. The callee in either case is a MemberExpr that contains 8688a3514f36de96b19cdf50141c640df1a5f13f6cDouglas Gregor/// both the object argument and the member function, while the 8788a3514f36de96b19cdf50141c640df1a5f13f6cDouglas Gregor/// arguments are the arguments within the parentheses (not including 8888a3514f36de96b19cdf50141c640df1a5f13f6cDouglas Gregor/// the object argument). 8988a3514f36de96b19cdf50141c640df1a5f13f6cDouglas Gregorclass CXXMemberCallExpr : public CallExpr { 9088a3514f36de96b19cdf50141c640df1a5f13f6cDouglas Gregorpublic: 91668bf91d31265b6ea8c3eb854ba450857701f269Ted Kremenek CXXMemberCallExpr(ASTContext& C, Expr *fn, Expr **args, unsigned numargs, 92668bf91d31265b6ea8c3eb854ba450857701f269Ted Kremenek QualType t, SourceLocation rparenloc) 93668bf91d31265b6ea8c3eb854ba450857701f269Ted Kremenek : CallExpr(C, CXXMemberCallExprClass, fn, args, numargs, t, rparenloc) {} 9488a3514f36de96b19cdf50141c640df1a5f13f6cDouglas Gregor 9588a3514f36de96b19cdf50141c640df1a5f13f6cDouglas Gregor /// getImplicitObjectArgument - Retrieves the implicit object 9688a3514f36de96b19cdf50141c640df1a5f13f6cDouglas Gregor /// argument for the member call. For example, in "x.f(5)", this 9788a3514f36de96b19cdf50141c640df1a5f13f6cDouglas Gregor /// operation would return "x". 9888a3514f36de96b19cdf50141c640df1a5f13f6cDouglas Gregor Expr *getImplicitObjectArgument(); 9988a3514f36de96b19cdf50141c640df1a5f13f6cDouglas Gregor 10000b98c229ef28a5e82943bb23d09fb46d24ca381Douglas Gregor virtual SourceRange getSourceRange() const; 10100b98c229ef28a5e82943bb23d09fb46d24ca381Douglas Gregor 1021eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump static bool classof(const Stmt *T) { 10388a3514f36de96b19cdf50141c640df1a5f13f6cDouglas Gregor return T->getStmtClass() == CXXMemberCallExprClass; 10488a3514f36de96b19cdf50141c640df1a5f13f6cDouglas Gregor } 10588a3514f36de96b19cdf50141c640df1a5f13f6cDouglas Gregor static bool classof(const CXXMemberCallExpr *) { return true; } 10688a3514f36de96b19cdf50141c640df1a5f13f6cDouglas Gregor}; 10788a3514f36de96b19cdf50141c640df1a5f13f6cDouglas Gregor 10849badde06e066d058d6c7fcf4e628a72999b65a9Douglas Gregor/// CXXNamedCastExpr - Abstract class common to all of the C++ "named" 10949badde06e066d058d6c7fcf4e628a72999b65a9Douglas Gregor/// casts, @c static_cast, @c dynamic_cast, @c reinterpret_cast, or @c 11049badde06e066d058d6c7fcf4e628a72999b65a9Douglas Gregor/// const_cast. 11149badde06e066d058d6c7fcf4e628a72999b65a9Douglas Gregor/// 11249badde06e066d058d6c7fcf4e628a72999b65a9Douglas Gregor/// This abstract class is inherited by all of the classes 11349badde06e066d058d6c7fcf4e628a72999b65a9Douglas Gregor/// representing "named" casts, e.g., CXXStaticCastExpr, 11449badde06e066d058d6c7fcf4e628a72999b65a9Douglas Gregor/// CXXDynamicCastExpr, CXXReinterpretCastExpr, and CXXConstCastExpr. 11549badde06e066d058d6c7fcf4e628a72999b65a9Douglas Gregorclass CXXNamedCastExpr : public ExplicitCastExpr { 1161060aff23f72135f8b50034a1e80f16725ebc56cTed Kremenekprivate: 1171060aff23f72135f8b50034a1e80f16725ebc56cTed Kremenek SourceLocation Loc; // the location of the casting op 11849badde06e066d058d6c7fcf4e628a72999b65a9Douglas Gregor 11949badde06e066d058d6c7fcf4e628a72999b65a9Douglas Gregorprotected: 120c0a2fd8f092722c8f78b566ac4506a21437040e9Anders Carlsson CXXNamedCastExpr(StmtClass SC, QualType ty, CastKind kind, Expr *op, 1219d125033a9853f3b572a4c9e2f9e2d4e5e346973John McCall TypeSourceInfo *writtenTy, SourceLocation l) 122c0a2fd8f092722c8f78b566ac4506a21437040e9Anders Carlsson : ExplicitCastExpr(SC, ty, kind, op, writtenTy), Loc(l) {} 12349badde06e066d058d6c7fcf4e628a72999b65a9Douglas Gregor 124ce757a7a1ee905f87551996a69da3e95e8afeeb7Sam Weinig explicit CXXNamedCastExpr(StmtClass SC, EmptyShell Shell) 125ce757a7a1ee905f87551996a69da3e95e8afeeb7Sam Weinig : ExplicitCastExpr(SC, Shell) { } 126ce757a7a1ee905f87551996a69da3e95e8afeeb7Sam Weinig 1271060aff23f72135f8b50034a1e80f16725ebc56cTed Kremenekpublic: 12849badde06e066d058d6c7fcf4e628a72999b65a9Douglas Gregor const char *getCastName() const; 12949badde06e066d058d6c7fcf4e628a72999b65a9Douglas Gregor 130a3a7b8eea87c90a5a257f685749222b212ddaf36Douglas Gregor /// \brief Retrieve the location of the cast operator keyword, e.g., 131a3a7b8eea87c90a5a257f685749222b212ddaf36Douglas Gregor /// "static_cast". 132a3a7b8eea87c90a5a257f685749222b212ddaf36Douglas Gregor SourceLocation getOperatorLoc() const { return Loc; } 133a3a7b8eea87c90a5a257f685749222b212ddaf36Douglas Gregor void setOperatorLoc(SourceLocation L) { Loc = L; } 134a3a7b8eea87c90a5a257f685749222b212ddaf36Douglas Gregor 1351060aff23f72135f8b50034a1e80f16725ebc56cTed Kremenek virtual SourceRange getSourceRange() const { 1361060aff23f72135f8b50034a1e80f16725ebc56cTed Kremenek return SourceRange(Loc, getSubExpr()->getSourceRange().getEnd()); 1371060aff23f72135f8b50034a1e80f16725ebc56cTed Kremenek } 1381eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump static bool classof(const Stmt *T) { 13949badde06e066d058d6c7fcf4e628a72999b65a9Douglas Gregor switch (T->getStmtClass()) { 14049badde06e066d058d6c7fcf4e628a72999b65a9Douglas Gregor case CXXNamedCastExprClass: 14149badde06e066d058d6c7fcf4e628a72999b65a9Douglas Gregor case CXXStaticCastExprClass: 14249badde06e066d058d6c7fcf4e628a72999b65a9Douglas Gregor case CXXDynamicCastExprClass: 14349badde06e066d058d6c7fcf4e628a72999b65a9Douglas Gregor case CXXReinterpretCastExprClass: 14449badde06e066d058d6c7fcf4e628a72999b65a9Douglas Gregor case CXXConstCastExprClass: 14549badde06e066d058d6c7fcf4e628a72999b65a9Douglas Gregor return true; 14649badde06e066d058d6c7fcf4e628a72999b65a9Douglas Gregor default: 14749badde06e066d058d6c7fcf4e628a72999b65a9Douglas Gregor return false; 14849badde06e066d058d6c7fcf4e628a72999b65a9Douglas Gregor } 1491060aff23f72135f8b50034a1e80f16725ebc56cTed Kremenek } 15049badde06e066d058d6c7fcf4e628a72999b65a9Douglas Gregor static bool classof(const CXXNamedCastExpr *) { return true; } 15149badde06e066d058d6c7fcf4e628a72999b65a9Douglas Gregor}; 15249badde06e066d058d6c7fcf4e628a72999b65a9Douglas Gregor 15349badde06e066d058d6c7fcf4e628a72999b65a9Douglas Gregor/// CXXStaticCastExpr - A C++ @c static_cast expression (C++ [expr.static.cast]). 1541eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump/// 15549badde06e066d058d6c7fcf4e628a72999b65a9Douglas Gregor/// This expression node represents a C++ static cast, e.g., 15649badde06e066d058d6c7fcf4e628a72999b65a9Douglas Gregor/// @c static_cast<int>(1.0). 15749badde06e066d058d6c7fcf4e628a72999b65a9Douglas Gregorclass CXXStaticCastExpr : public CXXNamedCastExpr { 15849badde06e066d058d6c7fcf4e628a72999b65a9Douglas Gregorpublic: 159c0a2fd8f092722c8f78b566ac4506a21437040e9Anders Carlsson CXXStaticCastExpr(QualType ty, CastKind kind, Expr *op, 1609d125033a9853f3b572a4c9e2f9e2d4e5e346973John McCall TypeSourceInfo *writtenTy, SourceLocation l) 161c0a2fd8f092722c8f78b566ac4506a21437040e9Anders Carlsson : CXXNamedCastExpr(CXXStaticCastExprClass, ty, kind, op, writtenTy, l) {} 16249badde06e066d058d6c7fcf4e628a72999b65a9Douglas Gregor 163ce757a7a1ee905f87551996a69da3e95e8afeeb7Sam Weinig explicit CXXStaticCastExpr(EmptyShell Empty) 164ce757a7a1ee905f87551996a69da3e95e8afeeb7Sam Weinig : CXXNamedCastExpr(CXXStaticCastExprClass, Empty) { } 165ce757a7a1ee905f87551996a69da3e95e8afeeb7Sam Weinig 1661eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump static bool classof(const Stmt *T) { 16749badde06e066d058d6c7fcf4e628a72999b65a9Douglas Gregor return T->getStmtClass() == CXXStaticCastExprClass; 16849badde06e066d058d6c7fcf4e628a72999b65a9Douglas Gregor } 16949badde06e066d058d6c7fcf4e628a72999b65a9Douglas Gregor static bool classof(const CXXStaticCastExpr *) { return true; } 17049badde06e066d058d6c7fcf4e628a72999b65a9Douglas Gregor}; 17149badde06e066d058d6c7fcf4e628a72999b65a9Douglas Gregor 17249badde06e066d058d6c7fcf4e628a72999b65a9Douglas Gregor/// CXXDynamicCastExpr - A C++ @c dynamic_cast expression 1731eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump/// (C++ [expr.dynamic.cast]), which may perform a run-time check to 17449badde06e066d058d6c7fcf4e628a72999b65a9Douglas Gregor/// determine how to perform the type cast. 1751eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump/// 17649badde06e066d058d6c7fcf4e628a72999b65a9Douglas Gregor/// This expression node represents a dynamic cast, e.g., 17749badde06e066d058d6c7fcf4e628a72999b65a9Douglas Gregor/// @c dynamic_cast<Derived*>(BasePtr). 17849badde06e066d058d6c7fcf4e628a72999b65a9Douglas Gregorclass CXXDynamicCastExpr : public CXXNamedCastExpr { 17949badde06e066d058d6c7fcf4e628a72999b65a9Douglas Gregorpublic: 1809d125033a9853f3b572a4c9e2f9e2d4e5e346973John McCall CXXDynamicCastExpr(QualType ty, CastKind kind, Expr *op, 1819d125033a9853f3b572a4c9e2f9e2d4e5e346973John McCall TypeSourceInfo *writtenTy, SourceLocation l) 182cdef2b75aa60cde1ca00e0aa3f89139ac89c6ae4Anders Carlsson : CXXNamedCastExpr(CXXDynamicCastExprClass, ty, kind, op, writtenTy, l) {} 18349badde06e066d058d6c7fcf4e628a72999b65a9Douglas Gregor 184ce757a7a1ee905f87551996a69da3e95e8afeeb7Sam Weinig explicit CXXDynamicCastExpr(EmptyShell Empty) 185ce757a7a1ee905f87551996a69da3e95e8afeeb7Sam Weinig : CXXNamedCastExpr(CXXDynamicCastExprClass, Empty) { } 186ce757a7a1ee905f87551996a69da3e95e8afeeb7Sam Weinig 1871eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump static bool classof(const Stmt *T) { 18849badde06e066d058d6c7fcf4e628a72999b65a9Douglas Gregor return T->getStmtClass() == CXXDynamicCastExprClass; 18949badde06e066d058d6c7fcf4e628a72999b65a9Douglas Gregor } 19049badde06e066d058d6c7fcf4e628a72999b65a9Douglas Gregor static bool classof(const CXXDynamicCastExpr *) { return true; } 19149badde06e066d058d6c7fcf4e628a72999b65a9Douglas Gregor}; 19249badde06e066d058d6c7fcf4e628a72999b65a9Douglas Gregor 19349badde06e066d058d6c7fcf4e628a72999b65a9Douglas Gregor/// CXXReinterpretCastExpr - A C++ @c reinterpret_cast expression (C++ 19449badde06e066d058d6c7fcf4e628a72999b65a9Douglas Gregor/// [expr.reinterpret.cast]), which provides a differently-typed view 19549badde06e066d058d6c7fcf4e628a72999b65a9Douglas Gregor/// of a value but performs no actual work at run time. 1961eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump/// 19749badde06e066d058d6c7fcf4e628a72999b65a9Douglas Gregor/// This expression node represents a reinterpret cast, e.g., 19849badde06e066d058d6c7fcf4e628a72999b65a9Douglas Gregor/// @c reinterpret_cast<int>(VoidPtr). 19949badde06e066d058d6c7fcf4e628a72999b65a9Douglas Gregorclass CXXReinterpretCastExpr : public CXXNamedCastExpr { 20049badde06e066d058d6c7fcf4e628a72999b65a9Douglas Gregorpublic: 2017f9e646b7ed47bc8e9a60031ad0c2b55031e2077Anders Carlsson CXXReinterpretCastExpr(QualType ty, CastKind kind, Expr *op, 2029d125033a9853f3b572a4c9e2f9e2d4e5e346973John McCall TypeSourceInfo *writtenTy, SourceLocation l) 2037f9e646b7ed47bc8e9a60031ad0c2b55031e2077Anders Carlsson : CXXNamedCastExpr(CXXReinterpretCastExprClass, ty, kind, op, 204cdef2b75aa60cde1ca00e0aa3f89139ac89c6ae4Anders Carlsson writtenTy, l) {} 20549badde06e066d058d6c7fcf4e628a72999b65a9Douglas Gregor 206ce757a7a1ee905f87551996a69da3e95e8afeeb7Sam Weinig explicit CXXReinterpretCastExpr(EmptyShell Empty) 207ce757a7a1ee905f87551996a69da3e95e8afeeb7Sam Weinig : CXXNamedCastExpr(CXXReinterpretCastExprClass, Empty) { } 208ce757a7a1ee905f87551996a69da3e95e8afeeb7Sam Weinig 2091eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump static bool classof(const Stmt *T) { 21049badde06e066d058d6c7fcf4e628a72999b65a9Douglas Gregor return T->getStmtClass() == CXXReinterpretCastExprClass; 21149badde06e066d058d6c7fcf4e628a72999b65a9Douglas Gregor } 21249badde06e066d058d6c7fcf4e628a72999b65a9Douglas Gregor static bool classof(const CXXReinterpretCastExpr *) { return true; } 21349badde06e066d058d6c7fcf4e628a72999b65a9Douglas Gregor}; 21449badde06e066d058d6c7fcf4e628a72999b65a9Douglas Gregor 21549badde06e066d058d6c7fcf4e628a72999b65a9Douglas Gregor/// CXXConstCastExpr - A C++ @c const_cast expression (C++ [expr.const.cast]), 21649badde06e066d058d6c7fcf4e628a72999b65a9Douglas Gregor/// which can remove type qualifiers but does not change the underlying value. 2171eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump/// 21849badde06e066d058d6c7fcf4e628a72999b65a9Douglas Gregor/// This expression node represents a const cast, e.g., 21949badde06e066d058d6c7fcf4e628a72999b65a9Douglas Gregor/// @c const_cast<char*>(PtrToConstChar). 22049badde06e066d058d6c7fcf4e628a72999b65a9Douglas Gregorclass CXXConstCastExpr : public CXXNamedCastExpr { 22149badde06e066d058d6c7fcf4e628a72999b65a9Douglas Gregorpublic: 2229d125033a9853f3b572a4c9e2f9e2d4e5e346973John McCall CXXConstCastExpr(QualType ty, Expr *op, TypeSourceInfo *writtenTy, 22349badde06e066d058d6c7fcf4e628a72999b65a9Douglas Gregor SourceLocation l) 224cdef2b75aa60cde1ca00e0aa3f89139ac89c6ae4Anders Carlsson : CXXNamedCastExpr(CXXConstCastExprClass, ty, CK_NoOp, op, writtenTy, l) {} 22549badde06e066d058d6c7fcf4e628a72999b65a9Douglas Gregor 226ce757a7a1ee905f87551996a69da3e95e8afeeb7Sam Weinig explicit CXXConstCastExpr(EmptyShell Empty) 227ce757a7a1ee905f87551996a69da3e95e8afeeb7Sam Weinig : CXXNamedCastExpr(CXXConstCastExprClass, Empty) { } 228ce757a7a1ee905f87551996a69da3e95e8afeeb7Sam Weinig 2291eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump static bool classof(const Stmt *T) { 23049badde06e066d058d6c7fcf4e628a72999b65a9Douglas Gregor return T->getStmtClass() == CXXConstCastExprClass; 23149badde06e066d058d6c7fcf4e628a72999b65a9Douglas Gregor } 23249badde06e066d058d6c7fcf4e628a72999b65a9Douglas Gregor static bool classof(const CXXConstCastExpr *) { return true; } 2331060aff23f72135f8b50034a1e80f16725ebc56cTed Kremenek}; 2341060aff23f72135f8b50034a1e80f16725ebc56cTed Kremenek 2351060aff23f72135f8b50034a1e80f16725ebc56cTed Kremenek/// CXXBoolLiteralExpr - [C++ 2.13.5] C++ Boolean Literal. 2361eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump/// 2371060aff23f72135f8b50034a1e80f16725ebc56cTed Kremenekclass CXXBoolLiteralExpr : public Expr { 2381060aff23f72135f8b50034a1e80f16725ebc56cTed Kremenek bool Value; 2391060aff23f72135f8b50034a1e80f16725ebc56cTed Kremenek SourceLocation Loc; 2401060aff23f72135f8b50034a1e80f16725ebc56cTed Kremenekpublic: 2411eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump CXXBoolLiteralExpr(bool val, QualType Ty, SourceLocation l) : 2422333f7727f97018d6742e1e0938133bcfad967abEli Friedman Expr(CXXBoolLiteralExprClass, Ty, false, false), Value(val), Loc(l) {} 2438b0b475b3464b0f70b91ba7d679d23c424677d5eSebastian Redl 2441060aff23f72135f8b50034a1e80f16725ebc56cTed Kremenek bool getValue() const { return Value; } 2455f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer 2461060aff23f72135f8b50034a1e80f16725ebc56cTed Kremenek virtual SourceRange getSourceRange() const { return SourceRange(Loc); } 2471eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 2481eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump static bool classof(const Stmt *T) { 2491060aff23f72135f8b50034a1e80f16725ebc56cTed Kremenek return T->getStmtClass() == CXXBoolLiteralExprClass; 2501060aff23f72135f8b50034a1e80f16725ebc56cTed Kremenek } 2511060aff23f72135f8b50034a1e80f16725ebc56cTed Kremenek static bool classof(const CXXBoolLiteralExpr *) { return true; } 2521eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 2531060aff23f72135f8b50034a1e80f16725ebc56cTed Kremenek // Iterators 2541060aff23f72135f8b50034a1e80f16725ebc56cTed Kremenek virtual child_iterator child_begin(); 2551060aff23f72135f8b50034a1e80f16725ebc56cTed Kremenek virtual child_iterator child_end(); 2561060aff23f72135f8b50034a1e80f16725ebc56cTed Kremenek}; 2571060aff23f72135f8b50034a1e80f16725ebc56cTed Kremenek 2586e8ed16ffef02b82995a90bdcf10ffff7d63839aSebastian Redl/// CXXNullPtrLiteralExpr - [C++0x 2.14.7] C++ Pointer Literal 2596e8ed16ffef02b82995a90bdcf10ffff7d63839aSebastian Redlclass CXXNullPtrLiteralExpr : public Expr { 2606e8ed16ffef02b82995a90bdcf10ffff7d63839aSebastian Redl SourceLocation Loc; 2616e8ed16ffef02b82995a90bdcf10ffff7d63839aSebastian Redlpublic: 2626e8ed16ffef02b82995a90bdcf10ffff7d63839aSebastian Redl CXXNullPtrLiteralExpr(QualType Ty, SourceLocation l) : 2632333f7727f97018d6742e1e0938133bcfad967abEli Friedman Expr(CXXNullPtrLiteralExprClass, Ty, false, false), Loc(l) {} 2646e8ed16ffef02b82995a90bdcf10ffff7d63839aSebastian Redl 2656e8ed16ffef02b82995a90bdcf10ffff7d63839aSebastian Redl virtual SourceRange getSourceRange() const { return SourceRange(Loc); } 2666e8ed16ffef02b82995a90bdcf10ffff7d63839aSebastian Redl 2676e8ed16ffef02b82995a90bdcf10ffff7d63839aSebastian Redl static bool classof(const Stmt *T) { 2686e8ed16ffef02b82995a90bdcf10ffff7d63839aSebastian Redl return T->getStmtClass() == CXXNullPtrLiteralExprClass; 2696e8ed16ffef02b82995a90bdcf10ffff7d63839aSebastian Redl } 2706e8ed16ffef02b82995a90bdcf10ffff7d63839aSebastian Redl static bool classof(const CXXNullPtrLiteralExpr *) { return true; } 2716e8ed16ffef02b82995a90bdcf10ffff7d63839aSebastian Redl 2726e8ed16ffef02b82995a90bdcf10ffff7d63839aSebastian Redl virtual child_iterator child_begin(); 2736e8ed16ffef02b82995a90bdcf10ffff7d63839aSebastian Redl virtual child_iterator child_end(); 2746e8ed16ffef02b82995a90bdcf10ffff7d63839aSebastian Redl}; 2756e8ed16ffef02b82995a90bdcf10ffff7d63839aSebastian Redl 276c42e1183846228a7fa5143ad76507d6d60f5c6f3Sebastian Redl/// CXXTypeidExpr - A C++ @c typeid expression (C++ [expr.typeid]), which gets 277c42e1183846228a7fa5143ad76507d6d60f5c6f3Sebastian Redl/// the type_info that corresponds to the supplied type, or the (possibly 278c42e1183846228a7fa5143ad76507d6d60f5c6f3Sebastian Redl/// dynamic) type of the supplied expression. 279c42e1183846228a7fa5143ad76507d6d60f5c6f3Sebastian Redl/// 280c42e1183846228a7fa5143ad76507d6d60f5c6f3Sebastian Redl/// This represents code like @c typeid(int) or @c typeid(*objPtr) 281c42e1183846228a7fa5143ad76507d6d60f5c6f3Sebastian Redlclass CXXTypeidExpr : public Expr { 282c42e1183846228a7fa5143ad76507d6d60f5c6f3Sebastian Redlprivate: 283c42e1183846228a7fa5143ad76507d6d60f5c6f3Sebastian Redl bool isTypeOp : 1; 284d457589fc69dc7a9c80cd74d317c0b81a35a27c9Sebastian Redl union { 285d457589fc69dc7a9c80cd74d317c0b81a35a27c9Sebastian Redl void *Ty; 286d457589fc69dc7a9c80cd74d317c0b81a35a27c9Sebastian Redl Stmt *Ex; 287d457589fc69dc7a9c80cd74d317c0b81a35a27c9Sebastian Redl } Operand; 288c42e1183846228a7fa5143ad76507d6d60f5c6f3Sebastian Redl SourceRange Range; 289c42e1183846228a7fa5143ad76507d6d60f5c6f3Sebastian Redl 290c42e1183846228a7fa5143ad76507d6d60f5c6f3Sebastian Redlpublic: 291c42e1183846228a7fa5143ad76507d6d60f5c6f3Sebastian Redl CXXTypeidExpr(bool isTypeOp, void *op, QualType Ty, const SourceRange r) : 2922850784bda09416fc7e9d57f5baa36c9351c757cSebastian Redl Expr(CXXTypeidExprClass, Ty, 2932850784bda09416fc7e9d57f5baa36c9351c757cSebastian Redl // typeid is never type-dependent (C++ [temp.dep.expr]p4) 2942850784bda09416fc7e9d57f5baa36c9351c757cSebastian Redl false, 2952850784bda09416fc7e9d57f5baa36c9351c757cSebastian Redl // typeid is value-dependent if the type or expression are dependent 2962850784bda09416fc7e9d57f5baa36c9351c757cSebastian Redl (isTypeOp ? QualType::getFromOpaquePtr(op)->isDependentType() 2972850784bda09416fc7e9d57f5baa36c9351c757cSebastian Redl : static_cast<Expr*>(op)->isValueDependent())), 2982850784bda09416fc7e9d57f5baa36c9351c757cSebastian Redl isTypeOp(isTypeOp), Range(r) { 299d457589fc69dc7a9c80cd74d317c0b81a35a27c9Sebastian Redl if (isTypeOp) 300d457589fc69dc7a9c80cd74d317c0b81a35a27c9Sebastian Redl Operand.Ty = op; 301d457589fc69dc7a9c80cd74d317c0b81a35a27c9Sebastian Redl else 302d457589fc69dc7a9c80cd74d317c0b81a35a27c9Sebastian Redl // op was an Expr*, so cast it back to that to be safe 3032850784bda09416fc7e9d57f5baa36c9351c757cSebastian Redl Operand.Ex = static_cast<Expr*>(op); 304d457589fc69dc7a9c80cd74d317c0b81a35a27c9Sebastian Redl } 305c42e1183846228a7fa5143ad76507d6d60f5c6f3Sebastian Redl 306c42e1183846228a7fa5143ad76507d6d60f5c6f3Sebastian Redl bool isTypeOperand() const { return isTypeOp; } 307c42e1183846228a7fa5143ad76507d6d60f5c6f3Sebastian Redl QualType getTypeOperand() const { 308c42e1183846228a7fa5143ad76507d6d60f5c6f3Sebastian Redl assert(isTypeOperand() && "Cannot call getTypeOperand for typeid(expr)"); 309d457589fc69dc7a9c80cd74d317c0b81a35a27c9Sebastian Redl return QualType::getFromOpaquePtr(Operand.Ty); 310c42e1183846228a7fa5143ad76507d6d60f5c6f3Sebastian Redl } 311c42e1183846228a7fa5143ad76507d6d60f5c6f3Sebastian Redl Expr* getExprOperand() const { 312c42e1183846228a7fa5143ad76507d6d60f5c6f3Sebastian Redl assert(!isTypeOperand() && "Cannot call getExprOperand for typeid(type)"); 313d457589fc69dc7a9c80cd74d317c0b81a35a27c9Sebastian Redl return static_cast<Expr*>(Operand.Ex); 314c42e1183846228a7fa5143ad76507d6d60f5c6f3Sebastian Redl } 315c42e1183846228a7fa5143ad76507d6d60f5c6f3Sebastian Redl 316c42e1183846228a7fa5143ad76507d6d60f5c6f3Sebastian Redl virtual SourceRange getSourceRange() const { 317c42e1183846228a7fa5143ad76507d6d60f5c6f3Sebastian Redl return Range; 318c42e1183846228a7fa5143ad76507d6d60f5c6f3Sebastian Redl } 319c42e1183846228a7fa5143ad76507d6d60f5c6f3Sebastian Redl static bool classof(const Stmt *T) { 320c42e1183846228a7fa5143ad76507d6d60f5c6f3Sebastian Redl return T->getStmtClass() == CXXTypeidExprClass; 321c42e1183846228a7fa5143ad76507d6d60f5c6f3Sebastian Redl } 322c42e1183846228a7fa5143ad76507d6d60f5c6f3Sebastian Redl static bool classof(const CXXTypeidExpr *) { return true; } 323c42e1183846228a7fa5143ad76507d6d60f5c6f3Sebastian Redl 324c42e1183846228a7fa5143ad76507d6d60f5c6f3Sebastian Redl // Iterators 325c42e1183846228a7fa5143ad76507d6d60f5c6f3Sebastian Redl virtual child_iterator child_begin(); 326c42e1183846228a7fa5143ad76507d6d60f5c6f3Sebastian Redl virtual child_iterator child_end(); 327c42e1183846228a7fa5143ad76507d6d60f5c6f3Sebastian Redl}; 328c42e1183846228a7fa5143ad76507d6d60f5c6f3Sebastian Redl 329796da18402f286b897782a298ae3b20c459c102eDouglas Gregor/// CXXThisExpr - Represents the "this" expression in C++, which is a 330796da18402f286b897782a298ae3b20c459c102eDouglas Gregor/// pointer to the object on which the current member function is 331796da18402f286b897782a298ae3b20c459c102eDouglas Gregor/// executing (C++ [expr.prim]p3). Example: 332796da18402f286b897782a298ae3b20c459c102eDouglas Gregor/// 333796da18402f286b897782a298ae3b20c459c102eDouglas Gregor/// @code 334796da18402f286b897782a298ae3b20c459c102eDouglas Gregor/// class Foo { 335796da18402f286b897782a298ae3b20c459c102eDouglas Gregor/// public: 336796da18402f286b897782a298ae3b20c459c102eDouglas Gregor/// void bar(); 337796da18402f286b897782a298ae3b20c459c102eDouglas Gregor/// void test() { this->bar(); } 338796da18402f286b897782a298ae3b20c459c102eDouglas Gregor/// }; 339796da18402f286b897782a298ae3b20c459c102eDouglas Gregor/// @endcode 340796da18402f286b897782a298ae3b20c459c102eDouglas Gregorclass CXXThisExpr : public Expr { 341796da18402f286b897782a298ae3b20c459c102eDouglas Gregor SourceLocation Loc; 342828a197317288e3333b0ce6f5cedadd036e3531fDouglas Gregor bool Implicit : 1; 343828a197317288e3333b0ce6f5cedadd036e3531fDouglas Gregor 344796da18402f286b897782a298ae3b20c459c102eDouglas Gregorpublic: 345828a197317288e3333b0ce6f5cedadd036e3531fDouglas Gregor CXXThisExpr(SourceLocation L, QualType Type, bool isImplicit) 3462850784bda09416fc7e9d57f5baa36c9351c757cSebastian Redl : Expr(CXXThisExprClass, Type, 3472850784bda09416fc7e9d57f5baa36c9351c757cSebastian Redl // 'this' is type-dependent if the class type of the enclosing 3482850784bda09416fc7e9d57f5baa36c9351c757cSebastian Redl // member function is dependent (C++ [temp.dep.expr]p2) 3492850784bda09416fc7e9d57f5baa36c9351c757cSebastian Redl Type->isDependentType(), Type->isDependentType()), 350828a197317288e3333b0ce6f5cedadd036e3531fDouglas Gregor Loc(L), Implicit(isImplicit) { } 351796da18402f286b897782a298ae3b20c459c102eDouglas Gregor 352796da18402f286b897782a298ae3b20c459c102eDouglas Gregor virtual SourceRange getSourceRange() const { return SourceRange(Loc); } 353796da18402f286b897782a298ae3b20c459c102eDouglas Gregor 354828a197317288e3333b0ce6f5cedadd036e3531fDouglas Gregor bool isImplicit() const { return Implicit; } 355828a197317288e3333b0ce6f5cedadd036e3531fDouglas Gregor void setImplicit(bool I) { Implicit = I; } 356828a197317288e3333b0ce6f5cedadd036e3531fDouglas Gregor 3571eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump static bool classof(const Stmt *T) { 358796da18402f286b897782a298ae3b20c459c102eDouglas Gregor return T->getStmtClass() == CXXThisExprClass; 359796da18402f286b897782a298ae3b20c459c102eDouglas Gregor } 360796da18402f286b897782a298ae3b20c459c102eDouglas Gregor static bool classof(const CXXThisExpr *) { return true; } 361796da18402f286b897782a298ae3b20c459c102eDouglas Gregor 362796da18402f286b897782a298ae3b20c459c102eDouglas Gregor // Iterators 363796da18402f286b897782a298ae3b20c459c102eDouglas Gregor virtual child_iterator child_begin(); 364796da18402f286b897782a298ae3b20c459c102eDouglas Gregor virtual child_iterator child_end(); 365796da18402f286b897782a298ae3b20c459c102eDouglas Gregor}; 366796da18402f286b897782a298ae3b20c459c102eDouglas Gregor 3671060aff23f72135f8b50034a1e80f16725ebc56cTed Kremenek/// CXXThrowExpr - [C++ 15] C++ Throw Expression. This handles 3681060aff23f72135f8b50034a1e80f16725ebc56cTed Kremenek/// 'throw' and 'throw' assignment-expression. When 3691060aff23f72135f8b50034a1e80f16725ebc56cTed Kremenek/// assignment-expression isn't present, Op will be null. 3701060aff23f72135f8b50034a1e80f16725ebc56cTed Kremenek/// 3711060aff23f72135f8b50034a1e80f16725ebc56cTed Kremenekclass CXXThrowExpr : public Expr { 3721060aff23f72135f8b50034a1e80f16725ebc56cTed Kremenek Stmt *Op; 3731060aff23f72135f8b50034a1e80f16725ebc56cTed Kremenek SourceLocation ThrowLoc; 3741060aff23f72135f8b50034a1e80f16725ebc56cTed Kremenekpublic: 3751060aff23f72135f8b50034a1e80f16725ebc56cTed Kremenek // Ty is the void type which is used as the result type of the 3761060aff23f72135f8b50034a1e80f16725ebc56cTed Kremenek // exepression. The l is the location of the throw keyword. expr 3771060aff23f72135f8b50034a1e80f16725ebc56cTed Kremenek // can by null, if the optional expression to throw isn't present. 3781060aff23f72135f8b50034a1e80f16725ebc56cTed Kremenek CXXThrowExpr(Expr *expr, QualType Ty, SourceLocation l) : 3792850784bda09416fc7e9d57f5baa36c9351c757cSebastian Redl Expr(CXXThrowExprClass, Ty, false, false), Op(expr), ThrowLoc(l) {} 3801060aff23f72135f8b50034a1e80f16725ebc56cTed Kremenek const Expr *getSubExpr() const { return cast_or_null<Expr>(Op); } 3811060aff23f72135f8b50034a1e80f16725ebc56cTed Kremenek Expr *getSubExpr() { return cast_or_null<Expr>(Op); } 38242e5b50f4dc897f252e0d476063a7f9846d96624Douglas Gregor void setSubExpr(Expr *E) { Op = E; } 38342e5b50f4dc897f252e0d476063a7f9846d96624Douglas Gregor 38442e5b50f4dc897f252e0d476063a7f9846d96624Douglas Gregor SourceLocation getThrowLoc() const { return ThrowLoc; } 38542e5b50f4dc897f252e0d476063a7f9846d96624Douglas Gregor void setThrowLoc(SourceLocation L) { ThrowLoc = L; } 3861060aff23f72135f8b50034a1e80f16725ebc56cTed Kremenek 3871060aff23f72135f8b50034a1e80f16725ebc56cTed Kremenek virtual SourceRange getSourceRange() const { 3881060aff23f72135f8b50034a1e80f16725ebc56cTed Kremenek if (getSubExpr() == 0) 3891060aff23f72135f8b50034a1e80f16725ebc56cTed Kremenek return SourceRange(ThrowLoc, ThrowLoc); 3901060aff23f72135f8b50034a1e80f16725ebc56cTed Kremenek return SourceRange(ThrowLoc, getSubExpr()->getSourceRange().getEnd()); 3911060aff23f72135f8b50034a1e80f16725ebc56cTed Kremenek } 3921060aff23f72135f8b50034a1e80f16725ebc56cTed Kremenek 3931060aff23f72135f8b50034a1e80f16725ebc56cTed Kremenek static bool classof(const Stmt *T) { 3941060aff23f72135f8b50034a1e80f16725ebc56cTed Kremenek return T->getStmtClass() == CXXThrowExprClass; 3951060aff23f72135f8b50034a1e80f16725ebc56cTed Kremenek } 3961060aff23f72135f8b50034a1e80f16725ebc56cTed Kremenek static bool classof(const CXXThrowExpr *) { return true; } 3971060aff23f72135f8b50034a1e80f16725ebc56cTed Kremenek 3981060aff23f72135f8b50034a1e80f16725ebc56cTed Kremenek // Iterators 3991060aff23f72135f8b50034a1e80f16725ebc56cTed Kremenek virtual child_iterator child_begin(); 4001060aff23f72135f8b50034a1e80f16725ebc56cTed Kremenek virtual child_iterator child_end(); 4011060aff23f72135f8b50034a1e80f16725ebc56cTed Kremenek}; 4021060aff23f72135f8b50034a1e80f16725ebc56cTed Kremenek 4031060aff23f72135f8b50034a1e80f16725ebc56cTed Kremenek/// CXXDefaultArgExpr - C++ [dcl.fct.default]. This wraps up a 4041060aff23f72135f8b50034a1e80f16725ebc56cTed Kremenek/// function call argument that was created from the corresponding 4051060aff23f72135f8b50034a1e80f16725ebc56cTed Kremenek/// parameter's default argument, when the call did not explicitly 4061060aff23f72135f8b50034a1e80f16725ebc56cTed Kremenek/// supply arguments for all of the parameters. 4071060aff23f72135f8b50034a1e80f16725ebc56cTed Kremenekclass CXXDefaultArgExpr : public Expr { 40865222e82d97af2120b3952d19cbd3cd923f4b43eDouglas Gregor /// \brief The parameter whose default is being used. 40965222e82d97af2120b3952d19cbd3cd923f4b43eDouglas Gregor /// 41065222e82d97af2120b3952d19cbd3cd923f4b43eDouglas Gregor /// When the bit is set, the subexpression is stored after the 41165222e82d97af2120b3952d19cbd3cd923f4b43eDouglas Gregor /// CXXDefaultArgExpr itself. When the bit is clear, the parameter's 41265222e82d97af2120b3952d19cbd3cd923f4b43eDouglas Gregor /// actual default expression is the subexpression. 41365222e82d97af2120b3952d19cbd3cd923f4b43eDouglas Gregor llvm::PointerIntPair<ParmVarDecl *, 1, bool> Param; 4141eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 415036aed18662e0193aafe0e8ae13d2e57efe6df25Douglas Gregor /// \brief The location where the default argument expression was used. 416036aed18662e0193aafe0e8ae13d2e57efe6df25Douglas Gregor SourceLocation Loc; 417036aed18662e0193aafe0e8ae13d2e57efe6df25Douglas Gregor 418f1480eee38b59d15438fb7bc50865ac7c7e22403Anders Carlssonprotected: 419036aed18662e0193aafe0e8ae13d2e57efe6df25Douglas Gregor CXXDefaultArgExpr(StmtClass SC, SourceLocation Loc, ParmVarDecl *param) 42065222e82d97af2120b3952d19cbd3cd923f4b43eDouglas Gregor : Expr(SC, 42165222e82d97af2120b3952d19cbd3cd923f4b43eDouglas Gregor param->hasUnparsedDefaultArg() 42265222e82d97af2120b3952d19cbd3cd923f4b43eDouglas Gregor ? param->getType().getNonReferenceType() 4232333f7727f97018d6742e1e0938133bcfad967abEli Friedman : param->getDefaultArg()->getType(), 4242333f7727f97018d6742e1e0938133bcfad967abEli Friedman false, false), 425036aed18662e0193aafe0e8ae13d2e57efe6df25Douglas Gregor Param(param, false), Loc(Loc) { } 42665222e82d97af2120b3952d19cbd3cd923f4b43eDouglas Gregor 427036aed18662e0193aafe0e8ae13d2e57efe6df25Douglas Gregor CXXDefaultArgExpr(StmtClass SC, SourceLocation Loc, ParmVarDecl *param, 428036aed18662e0193aafe0e8ae13d2e57efe6df25Douglas Gregor Expr *SubExpr) 4292333f7727f97018d6742e1e0938133bcfad967abEli Friedman : Expr(SC, SubExpr->getType(), false, false), Param(param, true), Loc(Loc) 43065222e82d97af2120b3952d19cbd3cd923f4b43eDouglas Gregor { 43165222e82d97af2120b3952d19cbd3cd923f4b43eDouglas Gregor *reinterpret_cast<Expr **>(this + 1) = SubExpr; 43265222e82d97af2120b3952d19cbd3cd923f4b43eDouglas Gregor } 43365222e82d97af2120b3952d19cbd3cd923f4b43eDouglas Gregor 43465222e82d97af2120b3952d19cbd3cd923f4b43eDouglas Gregorprotected: 43565222e82d97af2120b3952d19cbd3cd923f4b43eDouglas Gregor virtual void DoDestroy(ASTContext &C); 43665222e82d97af2120b3952d19cbd3cd923f4b43eDouglas Gregor 4371060aff23f72135f8b50034a1e80f16725ebc56cTed Kremenekpublic: 4381060aff23f72135f8b50034a1e80f16725ebc56cTed Kremenek // Param is the parameter whose default argument is used by this 4391060aff23f72135f8b50034a1e80f16725ebc56cTed Kremenek // expression. 440036aed18662e0193aafe0e8ae13d2e57efe6df25Douglas Gregor static CXXDefaultArgExpr *Create(ASTContext &C, SourceLocation Loc, 441036aed18662e0193aafe0e8ae13d2e57efe6df25Douglas Gregor ParmVarDecl *Param) { 442036aed18662e0193aafe0e8ae13d2e57efe6df25Douglas Gregor return new (C) CXXDefaultArgExpr(CXXDefaultArgExprClass, Loc, Param); 443f1480eee38b59d15438fb7bc50865ac7c7e22403Anders Carlsson } 4441060aff23f72135f8b50034a1e80f16725ebc56cTed Kremenek 44565222e82d97af2120b3952d19cbd3cd923f4b43eDouglas Gregor // Param is the parameter whose default argument is used by this 44665222e82d97af2120b3952d19cbd3cd923f4b43eDouglas Gregor // expression, and SubExpr is the expression that will actually be used. 447036aed18662e0193aafe0e8ae13d2e57efe6df25Douglas Gregor static CXXDefaultArgExpr *Create(ASTContext &C, 448036aed18662e0193aafe0e8ae13d2e57efe6df25Douglas Gregor SourceLocation Loc, 449036aed18662e0193aafe0e8ae13d2e57efe6df25Douglas Gregor ParmVarDecl *Param, 45065222e82d97af2120b3952d19cbd3cd923f4b43eDouglas Gregor Expr *SubExpr); 45165222e82d97af2120b3952d19cbd3cd923f4b43eDouglas Gregor 4521060aff23f72135f8b50034a1e80f16725ebc56cTed Kremenek // Retrieve the parameter that the argument was created from. 45365222e82d97af2120b3952d19cbd3cd923f4b43eDouglas Gregor const ParmVarDecl *getParam() const { return Param.getPointer(); } 45465222e82d97af2120b3952d19cbd3cd923f4b43eDouglas Gregor ParmVarDecl *getParam() { return Param.getPointer(); } 4551060aff23f72135f8b50034a1e80f16725ebc56cTed Kremenek 4561060aff23f72135f8b50034a1e80f16725ebc56cTed Kremenek // Retrieve the actual argument to the function call. 45765222e82d97af2120b3952d19cbd3cd923f4b43eDouglas Gregor const Expr *getExpr() const { 45865222e82d97af2120b3952d19cbd3cd923f4b43eDouglas Gregor if (Param.getInt()) 45965222e82d97af2120b3952d19cbd3cd923f4b43eDouglas Gregor return *reinterpret_cast<Expr const * const*> (this + 1); 46065222e82d97af2120b3952d19cbd3cd923f4b43eDouglas Gregor return getParam()->getDefaultArg(); 46165222e82d97af2120b3952d19cbd3cd923f4b43eDouglas Gregor } 46265222e82d97af2120b3952d19cbd3cd923f4b43eDouglas Gregor Expr *getExpr() { 46365222e82d97af2120b3952d19cbd3cd923f4b43eDouglas Gregor if (Param.getInt()) 46465222e82d97af2120b3952d19cbd3cd923f4b43eDouglas Gregor return *reinterpret_cast<Expr **> (this + 1); 46565222e82d97af2120b3952d19cbd3cd923f4b43eDouglas Gregor return getParam()->getDefaultArg(); 46665222e82d97af2120b3952d19cbd3cd923f4b43eDouglas Gregor } 4671060aff23f72135f8b50034a1e80f16725ebc56cTed Kremenek 468036aed18662e0193aafe0e8ae13d2e57efe6df25Douglas Gregor /// \brief Retrieve the location where this default argument was actually 469036aed18662e0193aafe0e8ae13d2e57efe6df25Douglas Gregor /// used. 470036aed18662e0193aafe0e8ae13d2e57efe6df25Douglas Gregor SourceLocation getUsedLocation() const { return Loc; } 471036aed18662e0193aafe0e8ae13d2e57efe6df25Douglas Gregor 4721060aff23f72135f8b50034a1e80f16725ebc56cTed Kremenek virtual SourceRange getSourceRange() const { 4731060aff23f72135f8b50034a1e80f16725ebc56cTed Kremenek // Default argument expressions have no representation in the 4741060aff23f72135f8b50034a1e80f16725ebc56cTed Kremenek // source, so they have an empty source range. 4751060aff23f72135f8b50034a1e80f16725ebc56cTed Kremenek return SourceRange(); 4761060aff23f72135f8b50034a1e80f16725ebc56cTed Kremenek } 4771060aff23f72135f8b50034a1e80f16725ebc56cTed Kremenek 4781060aff23f72135f8b50034a1e80f16725ebc56cTed Kremenek static bool classof(const Stmt *T) { 4791060aff23f72135f8b50034a1e80f16725ebc56cTed Kremenek return T->getStmtClass() == CXXDefaultArgExprClass; 4801060aff23f72135f8b50034a1e80f16725ebc56cTed Kremenek } 4811060aff23f72135f8b50034a1e80f16725ebc56cTed Kremenek static bool classof(const CXXDefaultArgExpr *) { return true; } 4821060aff23f72135f8b50034a1e80f16725ebc56cTed Kremenek 4831060aff23f72135f8b50034a1e80f16725ebc56cTed Kremenek // Iterators 4841060aff23f72135f8b50034a1e80f16725ebc56cTed Kremenek virtual child_iterator child_begin(); 4851060aff23f72135f8b50034a1e80f16725ebc56cTed Kremenek virtual child_iterator child_end(); 4861060aff23f72135f8b50034a1e80f16725ebc56cTed Kremenek}; 487987a14bf5883ef6e5d07f1c83eb6d41a8212a78cArgyrios Kyrtzidis 488c1ce477119fed070299668aab24084b17ff5f14bAnders Carlsson/// CXXTemporary - Represents a C++ temporary. 489c1ce477119fed070299668aab24084b17ff5f14bAnders Carlssonclass CXXTemporary { 490c1ce477119fed070299668aab24084b17ff5f14bAnders Carlsson /// Destructor - The destructor that needs to be called. 491b859f35459ae3e1188d1e1b86df08d649695fd86Anders Carlsson const CXXDestructorDecl *Destructor; 4921eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 493b859f35459ae3e1188d1e1b86df08d649695fd86Anders Carlsson CXXTemporary(const CXXDestructorDecl *destructor) 494c1ce477119fed070299668aab24084b17ff5f14bAnders Carlsson : Destructor(destructor) { } 49588eaf075c56672761b72cc50957db4a35bf24ebdAnders Carlsson ~CXXTemporary() { } 496c1ce477119fed070299668aab24084b17ff5f14bAnders Carlsson 497c1ce477119fed070299668aab24084b17ff5f14bAnders Carlssonpublic: 4981eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump static CXXTemporary *Create(ASTContext &C, 499b859f35459ae3e1188d1e1b86df08d649695fd86Anders Carlsson const CXXDestructorDecl *Destructor); 5001eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 50142602bb40aefcc2751d4078ba88aacf4d965c9bdDouglas Gregor void Destroy(ASTContext &Ctx); 5021eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 503f0721fe438d7e40c168e5d664970e7830bc138fbAnders Carlsson const CXXDestructorDecl *getDestructor() const { return Destructor; } 504c1ce477119fed070299668aab24084b17ff5f14bAnders Carlsson}; 505fceb0a8adba9d25db99a4d73e9655c2831a96ecdAnders Carlsson 5061eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump/// CXXBindTemporaryExpr - Represents binding an expression to a temporary, 507fceb0a8adba9d25db99a4d73e9655c2831a96ecdAnders Carlsson/// so its destructor can be called later. 508fceb0a8adba9d25db99a4d73e9655c2831a96ecdAnders Carlssonclass CXXBindTemporaryExpr : public Expr { 509fceb0a8adba9d25db99a4d73e9655c2831a96ecdAnders Carlsson CXXTemporary *Temp; 5101eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 511fceb0a8adba9d25db99a4d73e9655c2831a96ecdAnders Carlsson Stmt *SubExpr; 512fceb0a8adba9d25db99a4d73e9655c2831a96ecdAnders Carlsson 5131eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump CXXBindTemporaryExpr(CXXTemporary *temp, Expr* subexpr) 5142333f7727f97018d6742e1e0938133bcfad967abEli Friedman : Expr(CXXBindTemporaryExprClass, subexpr->getType(), false, false), 5152333f7727f97018d6742e1e0938133bcfad967abEli Friedman Temp(temp), SubExpr(subexpr) { } 5161eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump ~CXXBindTemporaryExpr() { } 51788eaf075c56672761b72cc50957db4a35bf24ebdAnders Carlsson 51842602bb40aefcc2751d4078ba88aacf4d965c9bdDouglas Gregorprotected: 51942602bb40aefcc2751d4078ba88aacf4d965c9bdDouglas Gregor virtual void DoDestroy(ASTContext &C); 52042602bb40aefcc2751d4078ba88aacf4d965c9bdDouglas Gregor 521fceb0a8adba9d25db99a4d73e9655c2831a96ecdAnders Carlssonpublic: 5221eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump static CXXBindTemporaryExpr *Create(ASTContext &C, CXXTemporary *Temp, 523fceb0a8adba9d25db99a4d73e9655c2831a96ecdAnders Carlsson Expr* SubExpr); 5241eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 52588eaf075c56672761b72cc50957db4a35bf24ebdAnders Carlsson CXXTemporary *getTemporary() { return Temp; } 526f0721fe438d7e40c168e5d664970e7830bc138fbAnders Carlsson const CXXTemporary *getTemporary() const { return Temp; } 527f0721fe438d7e40c168e5d664970e7830bc138fbAnders Carlsson 528fceb0a8adba9d25db99a4d73e9655c2831a96ecdAnders Carlsson const Expr *getSubExpr() const { return cast<Expr>(SubExpr); } 529fceb0a8adba9d25db99a4d73e9655c2831a96ecdAnders Carlsson Expr *getSubExpr() { return cast<Expr>(SubExpr); } 53088eaf075c56672761b72cc50957db4a35bf24ebdAnders Carlsson void setSubExpr(Expr *E) { SubExpr = E; } 531fceb0a8adba9d25db99a4d73e9655c2831a96ecdAnders Carlsson 53296be6917e1c4ba1f4435a14c9e7c6c139571d086Douglas Gregor virtual SourceRange getSourceRange() const { 53396be6917e1c4ba1f4435a14c9e7c6c139571d086Douglas Gregor return SubExpr->getSourceRange(); 53496be6917e1c4ba1f4435a14c9e7c6c139571d086Douglas Gregor } 535fceb0a8adba9d25db99a4d73e9655c2831a96ecdAnders Carlsson 536fceb0a8adba9d25db99a4d73e9655c2831a96ecdAnders Carlsson // Implement isa/cast/dyncast/etc. 537fceb0a8adba9d25db99a4d73e9655c2831a96ecdAnders Carlsson static bool classof(const Stmt *T) { 538fceb0a8adba9d25db99a4d73e9655c2831a96ecdAnders Carlsson return T->getStmtClass() == CXXBindTemporaryExprClass; 539fceb0a8adba9d25db99a4d73e9655c2831a96ecdAnders Carlsson } 540fceb0a8adba9d25db99a4d73e9655c2831a96ecdAnders Carlsson static bool classof(const CXXBindTemporaryExpr *) { return true; } 541fceb0a8adba9d25db99a4d73e9655c2831a96ecdAnders Carlsson 542fceb0a8adba9d25db99a4d73e9655c2831a96ecdAnders Carlsson // Iterators 543fceb0a8adba9d25db99a4d73e9655c2831a96ecdAnders Carlsson virtual child_iterator child_begin(); 544fceb0a8adba9d25db99a4d73e9655c2831a96ecdAnders Carlsson virtual child_iterator child_end(); 545fceb0a8adba9d25db99a4d73e9655c2831a96ecdAnders Carlsson}; 546fceb0a8adba9d25db99a4d73e9655c2831a96ecdAnders Carlsson 54715ef2b5820f9daccc44b9e847163b705b6f5863bAnders Carlsson/// CXXConstructExpr - Represents a call to a C++ constructor. 54815ef2b5820f9daccc44b9e847163b705b6f5863bAnders Carlssonclass CXXConstructExpr : public Expr { 54915ef2b5820f9daccc44b9e847163b705b6f5863bAnders Carlsson CXXConstructorDecl *Constructor; 55015ef2b5820f9daccc44b9e847163b705b6f5863bAnders Carlsson 55199a2e600f9e2e51d3ce10fb6f27191677ac65b2aDouglas Gregor SourceLocation Loc; 55216006c901315fa12a108b4e571f187f4b676e426Douglas Gregor bool Elidable : 1; 55316006c901315fa12a108b4e571f187f4b676e426Douglas Gregor bool ZeroInitialization : 1; 55415ef2b5820f9daccc44b9e847163b705b6f5863bAnders Carlsson Stmt **Args; 55515ef2b5820f9daccc44b9e847163b705b6f5863bAnders Carlsson unsigned NumArgs; 5561eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 557bd6734e5f6432ce0cc07171c490ffaa094796198Anders Carlssonprotected: 5581eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump CXXConstructExpr(ASTContext &C, StmtClass SC, QualType T, 55999a2e600f9e2e51d3ce10fb6f27191677ac65b2aDouglas Gregor SourceLocation Loc, 560bd6734e5f6432ce0cc07171c490ffaa094796198Anders Carlsson CXXConstructorDecl *d, bool elidable, 56116006c901315fa12a108b4e571f187f4b676e426Douglas Gregor Expr **args, unsigned numargs, 56216006c901315fa12a108b4e571f187f4b676e426Douglas Gregor bool ZeroInitialization = false); 5631eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump ~CXXConstructExpr() { } 564bd6734e5f6432ce0cc07171c490ffaa094796198Anders Carlsson 56542602bb40aefcc2751d4078ba88aacf4d965c9bdDouglas Gregor virtual void DoDestroy(ASTContext &C); 56642602bb40aefcc2751d4078ba88aacf4d965c9bdDouglas Gregor 56715ef2b5820f9daccc44b9e847163b705b6f5863bAnders Carlssonpublic: 56839da0b8145eaec7da7004f9b3645c5c9f4f63b1dDouglas Gregor /// \brief Construct an empty C++ construction expression that will store 56939da0b8145eaec7da7004f9b3645c5c9f4f63b1dDouglas Gregor /// \p numargs arguments. 57039da0b8145eaec7da7004f9b3645c5c9f4f63b1dDouglas Gregor CXXConstructExpr(EmptyShell Empty, ASTContext &C, unsigned numargs); 57139da0b8145eaec7da7004f9b3645c5c9f4f63b1dDouglas Gregor 5728e587a15da6d3457a418239d5eb4146fcbd209f3Anders Carlsson static CXXConstructExpr *Create(ASTContext &C, QualType T, 57399a2e600f9e2e51d3ce10fb6f27191677ac65b2aDouglas Gregor SourceLocation Loc, 5741eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump CXXConstructorDecl *D, bool Elidable, 57516006c901315fa12a108b4e571f187f4b676e426Douglas Gregor Expr **Args, unsigned NumArgs, 57616006c901315fa12a108b4e571f187f4b676e426Douglas Gregor bool ZeroInitialization = false); 5771eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 5781eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 579d94546a0a1deef7286c13e49b9584621ae81cc9aDouglas Gregor CXXConstructorDecl* getConstructor() const { return Constructor; } 58039da0b8145eaec7da7004f9b3645c5c9f4f63b1dDouglas Gregor void setConstructor(CXXConstructorDecl *C) { Constructor = C; } 58139da0b8145eaec7da7004f9b3645c5c9f4f63b1dDouglas Gregor 58299a2e600f9e2e51d3ce10fb6f27191677ac65b2aDouglas Gregor SourceLocation getLocation() const { return Loc; } 58399a2e600f9e2e51d3ce10fb6f27191677ac65b2aDouglas Gregor void setLocation(SourceLocation Loc) { this->Loc = Loc; } 58499a2e600f9e2e51d3ce10fb6f27191677ac65b2aDouglas Gregor 585d94546a0a1deef7286c13e49b9584621ae81cc9aDouglas Gregor /// \brief Whether this construction is elidable. 586d94546a0a1deef7286c13e49b9584621ae81cc9aDouglas Gregor bool isElidable() const { return Elidable; } 58739da0b8145eaec7da7004f9b3645c5c9f4f63b1dDouglas Gregor void setElidable(bool E) { Elidable = E; } 58839da0b8145eaec7da7004f9b3645c5c9f4f63b1dDouglas Gregor 58916006c901315fa12a108b4e571f187f4b676e426Douglas Gregor /// \brief Whether this construction first requires 59016006c901315fa12a108b4e571f187f4b676e426Douglas Gregor /// zero-initialization before the initializer is called. 59116006c901315fa12a108b4e571f187f4b676e426Douglas Gregor bool requiresZeroInitialization() const { return ZeroInitialization; } 59216006c901315fa12a108b4e571f187f4b676e426Douglas Gregor void setRequiresZeroInitialization(bool ZeroInit) { 59316006c901315fa12a108b4e571f187f4b676e426Douglas Gregor ZeroInitialization = ZeroInit; 59416006c901315fa12a108b4e571f187f4b676e426Douglas Gregor } 59516006c901315fa12a108b4e571f187f4b676e426Douglas Gregor 59615ef2b5820f9daccc44b9e847163b705b6f5863bAnders Carlsson typedef ExprIterator arg_iterator; 59715ef2b5820f9daccc44b9e847163b705b6f5863bAnders Carlsson typedef ConstExprIterator const_arg_iterator; 5981eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 59915ef2b5820f9daccc44b9e847163b705b6f5863bAnders Carlsson arg_iterator arg_begin() { return Args; } 60015ef2b5820f9daccc44b9e847163b705b6f5863bAnders Carlsson arg_iterator arg_end() { return Args + NumArgs; } 60115ef2b5820f9daccc44b9e847163b705b6f5863bAnders Carlsson const_arg_iterator arg_begin() const { return Args; } 60215ef2b5820f9daccc44b9e847163b705b6f5863bAnders Carlsson const_arg_iterator arg_end() const { return Args + NumArgs; } 60315ef2b5820f9daccc44b9e847163b705b6f5863bAnders Carlsson 604a88cfbfac9bbcbb9858f048d6d73a48711d8e93dDouglas Gregor Expr **getArgs() const { return reinterpret_cast<Expr **>(Args); } 60515ef2b5820f9daccc44b9e847163b705b6f5863bAnders Carlsson unsigned getNumArgs() const { return NumArgs; } 60615ef2b5820f9daccc44b9e847163b705b6f5863bAnders Carlsson 607bcb11d01c034f967503bd98f28bdf458c1ab8001Anders Carlsson /// getArg - Return the specified argument. 608bcb11d01c034f967503bd98f28bdf458c1ab8001Anders Carlsson Expr *getArg(unsigned Arg) { 609bcb11d01c034f967503bd98f28bdf458c1ab8001Anders Carlsson assert(Arg < NumArgs && "Arg access out of range!"); 610bcb11d01c034f967503bd98f28bdf458c1ab8001Anders Carlsson return cast<Expr>(Args[Arg]); 611bcb11d01c034f967503bd98f28bdf458c1ab8001Anders Carlsson } 612bcb11d01c034f967503bd98f28bdf458c1ab8001Anders Carlsson const Expr *getArg(unsigned Arg) const { 613bcb11d01c034f967503bd98f28bdf458c1ab8001Anders Carlsson assert(Arg < NumArgs && "Arg access out of range!"); 614bcb11d01c034f967503bd98f28bdf458c1ab8001Anders Carlsson return cast<Expr>(Args[Arg]); 615bcb11d01c034f967503bd98f28bdf458c1ab8001Anders Carlsson } 6161eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 6172eeed7bc4fd457ac57ff32ab3b02674588545f65Fariborz Jahanian /// setArg - Set the specified argument. 6182eeed7bc4fd457ac57ff32ab3b02674588545f65Fariborz Jahanian void setArg(unsigned Arg, Expr *ArgExpr) { 6192eeed7bc4fd457ac57ff32ab3b02674588545f65Fariborz Jahanian assert(Arg < NumArgs && "Arg access out of range!"); 6202eeed7bc4fd457ac57ff32ab3b02674588545f65Fariborz Jahanian Args[Arg] = ArgExpr; 6212eeed7bc4fd457ac57ff32ab3b02674588545f65Fariborz Jahanian } 6222eeed7bc4fd457ac57ff32ab3b02674588545f65Fariborz Jahanian 623e383768f7f5d45ca4af0b1c11cbf072de18bce98Ted Kremenek virtual SourceRange getSourceRange() const; 62415ef2b5820f9daccc44b9e847163b705b6f5863bAnders Carlsson 6251eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump static bool classof(const Stmt *T) { 626524fa13fd81e88533c7a1d4b1232c0de2c97dc7cAnders Carlsson return T->getStmtClass() == CXXConstructExprClass || 627524fa13fd81e88533c7a1d4b1232c0de2c97dc7cAnders Carlsson T->getStmtClass() == CXXTemporaryObjectExprClass; 62815ef2b5820f9daccc44b9e847163b705b6f5863bAnders Carlsson } 62915ef2b5820f9daccc44b9e847163b705b6f5863bAnders Carlsson static bool classof(const CXXConstructExpr *) { return true; } 6301eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 63115ef2b5820f9daccc44b9e847163b705b6f5863bAnders Carlsson // Iterators 63215ef2b5820f9daccc44b9e847163b705b6f5863bAnders Carlsson virtual child_iterator child_begin(); 63315ef2b5820f9daccc44b9e847163b705b6f5863bAnders Carlsson virtual child_iterator child_end(); 63415ef2b5820f9daccc44b9e847163b705b6f5863bAnders Carlsson}; 63515ef2b5820f9daccc44b9e847163b705b6f5863bAnders Carlsson 63649badde06e066d058d6c7fcf4e628a72999b65a9Douglas Gregor/// CXXFunctionalCastExpr - Represents an explicit C++ type conversion 63749badde06e066d058d6c7fcf4e628a72999b65a9Douglas Gregor/// that uses "functional" notion (C++ [expr.type.conv]). Example: @c 63849badde06e066d058d6c7fcf4e628a72999b65a9Douglas Gregor/// x = int(0.5); 63949badde06e066d058d6c7fcf4e628a72999b65a9Douglas Gregorclass CXXFunctionalCastExpr : public ExplicitCastExpr { 640987a14bf5883ef6e5d07f1c83eb6d41a8212a78cArgyrios Kyrtzidis SourceLocation TyBeginLoc; 641987a14bf5883ef6e5d07f1c83eb6d41a8212a78cArgyrios Kyrtzidis SourceLocation RParenLoc; 642987a14bf5883ef6e5d07f1c83eb6d41a8212a78cArgyrios Kyrtzidispublic: 6439d125033a9853f3b572a4c9e2f9e2d4e5e346973John McCall CXXFunctionalCastExpr(QualType ty, TypeSourceInfo *writtenTy, 6441eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump SourceLocation tyBeginLoc, CastKind kind, 6450aebc81e02397a5987aaa8e8c7acbdb01a31d7c3Anders Carlsson Expr *castExpr, SourceLocation rParenLoc) 6460aebc81e02397a5987aaa8e8c7acbdb01a31d7c3Anders Carlsson : ExplicitCastExpr(CXXFunctionalCastExprClass, ty, kind, castExpr, 6470aebc81e02397a5987aaa8e8c7acbdb01a31d7c3Anders Carlsson writtenTy), 6480aebc81e02397a5987aaa8e8c7acbdb01a31d7c3Anders Carlsson TyBeginLoc(tyBeginLoc), RParenLoc(rParenLoc) {} 6490aebc81e02397a5987aaa8e8c7acbdb01a31d7c3Anders Carlsson 650ce757a7a1ee905f87551996a69da3e95e8afeeb7Sam Weinig explicit CXXFunctionalCastExpr(EmptyShell Shell) 651ce757a7a1ee905f87551996a69da3e95e8afeeb7Sam Weinig : ExplicitCastExpr(CXXFunctionalCastExprClass, Shell) { } 652ce757a7a1ee905f87551996a69da3e95e8afeeb7Sam Weinig 653987a14bf5883ef6e5d07f1c83eb6d41a8212a78cArgyrios Kyrtzidis SourceLocation getTypeBeginLoc() const { return TyBeginLoc; } 654ce757a7a1ee905f87551996a69da3e95e8afeeb7Sam Weinig void setTypeBeginLoc(SourceLocation L) { TyBeginLoc = L; } 655987a14bf5883ef6e5d07f1c83eb6d41a8212a78cArgyrios Kyrtzidis SourceLocation getRParenLoc() const { return RParenLoc; } 656ce757a7a1ee905f87551996a69da3e95e8afeeb7Sam Weinig void setRParenLoc(SourceLocation L) { RParenLoc = L; } 6571eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 658987a14bf5883ef6e5d07f1c83eb6d41a8212a78cArgyrios Kyrtzidis virtual SourceRange getSourceRange() const { 659987a14bf5883ef6e5d07f1c83eb6d41a8212a78cArgyrios Kyrtzidis return SourceRange(TyBeginLoc, RParenLoc); 660987a14bf5883ef6e5d07f1c83eb6d41a8212a78cArgyrios Kyrtzidis } 6611eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump static bool classof(const Stmt *T) { 6621eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump return T->getStmtClass() == CXXFunctionalCastExprClass; 663987a14bf5883ef6e5d07f1c83eb6d41a8212a78cArgyrios Kyrtzidis } 664987a14bf5883ef6e5d07f1c83eb6d41a8212a78cArgyrios Kyrtzidis static bool classof(const CXXFunctionalCastExpr *) { return true; } 665987a14bf5883ef6e5d07f1c83eb6d41a8212a78cArgyrios Kyrtzidis}; 666987a14bf5883ef6e5d07f1c83eb6d41a8212a78cArgyrios Kyrtzidis 667506ae418eb171d072f2fb4f6bc46d258b52cbf97Douglas Gregor/// @brief Represents a C++ functional cast expression that builds a 668506ae418eb171d072f2fb4f6bc46d258b52cbf97Douglas Gregor/// temporary object. 669506ae418eb171d072f2fb4f6bc46d258b52cbf97Douglas Gregor/// 6701eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump/// This expression type represents a C++ "functional" cast 671506ae418eb171d072f2fb4f6bc46d258b52cbf97Douglas Gregor/// (C++[expr.type.conv]) with N != 1 arguments that invokes a 672506ae418eb171d072f2fb4f6bc46d258b52cbf97Douglas Gregor/// constructor to build a temporary object. If N == 0 but no 673506ae418eb171d072f2fb4f6bc46d258b52cbf97Douglas Gregor/// constructor will be called (because the functional cast is 674506ae418eb171d072f2fb4f6bc46d258b52cbf97Douglas Gregor/// performing a value-initialized an object whose class type has no 675506ae418eb171d072f2fb4f6bc46d258b52cbf97Douglas Gregor/// user-declared constructors), CXXZeroInitValueExpr will represent 676506ae418eb171d072f2fb4f6bc46d258b52cbf97Douglas Gregor/// the functional cast. Finally, with N == 1 arguments the functional 677506ae418eb171d072f2fb4f6bc46d258b52cbf97Douglas Gregor/// cast expression will be represented by CXXFunctionalCastExpr. 678506ae418eb171d072f2fb4f6bc46d258b52cbf97Douglas Gregor/// Example: 679506ae418eb171d072f2fb4f6bc46d258b52cbf97Douglas Gregor/// @code 680506ae418eb171d072f2fb4f6bc46d258b52cbf97Douglas Gregor/// struct X { X(int, float); } 681506ae418eb171d072f2fb4f6bc46d258b52cbf97Douglas Gregor/// 682506ae418eb171d072f2fb4f6bc46d258b52cbf97Douglas Gregor/// X create_X() { 683506ae418eb171d072f2fb4f6bc46d258b52cbf97Douglas Gregor/// return X(1, 3.14f); // creates a CXXTemporaryObjectExpr 684506ae418eb171d072f2fb4f6bc46d258b52cbf97Douglas Gregor/// }; 685506ae418eb171d072f2fb4f6bc46d258b52cbf97Douglas Gregor/// @endcode 686524fa13fd81e88533c7a1d4b1232c0de2c97dc7cAnders Carlssonclass CXXTemporaryObjectExpr : public CXXConstructExpr { 687506ae418eb171d072f2fb4f6bc46d258b52cbf97Douglas Gregor SourceLocation TyBeginLoc; 688506ae418eb171d072f2fb4f6bc46d258b52cbf97Douglas Gregor SourceLocation RParenLoc; 689506ae418eb171d072f2fb4f6bc46d258b52cbf97Douglas Gregor 690506ae418eb171d072f2fb4f6bc46d258b52cbf97Douglas Gregorpublic: 6911eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump CXXTemporaryObjectExpr(ASTContext &C, CXXConstructorDecl *Cons, 6921eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump QualType writtenTy, SourceLocation tyBeginLoc, 6931eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump Expr **Args,unsigned NumArgs, 6948e587a15da6d3457a418239d5eb4146fcbd209f3Anders Carlsson SourceLocation rParenLoc); 695506ae418eb171d072f2fb4f6bc46d258b52cbf97Douglas Gregor 6961eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump ~CXXTemporaryObjectExpr() { } 697506ae418eb171d072f2fb4f6bc46d258b52cbf97Douglas Gregor 698506ae418eb171d072f2fb4f6bc46d258b52cbf97Douglas Gregor SourceLocation getTypeBeginLoc() const { return TyBeginLoc; } 699506ae418eb171d072f2fb4f6bc46d258b52cbf97Douglas Gregor SourceLocation getRParenLoc() const { return RParenLoc; } 700ba49817c5b9f502602672861cf369fd0e53966e8Douglas Gregor 701506ae418eb171d072f2fb4f6bc46d258b52cbf97Douglas Gregor virtual SourceRange getSourceRange() const { 702506ae418eb171d072f2fb4f6bc46d258b52cbf97Douglas Gregor return SourceRange(TyBeginLoc, RParenLoc); 703506ae418eb171d072f2fb4f6bc46d258b52cbf97Douglas Gregor } 7041eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump static bool classof(const Stmt *T) { 705506ae418eb171d072f2fb4f6bc46d258b52cbf97Douglas Gregor return T->getStmtClass() == CXXTemporaryObjectExprClass; 706506ae418eb171d072f2fb4f6bc46d258b52cbf97Douglas Gregor } 707506ae418eb171d072f2fb4f6bc46d258b52cbf97Douglas Gregor static bool classof(const CXXTemporaryObjectExpr *) { return true; } 708506ae418eb171d072f2fb4f6bc46d258b52cbf97Douglas Gregor}; 709506ae418eb171d072f2fb4f6bc46d258b52cbf97Douglas Gregor 710987a14bf5883ef6e5d07f1c83eb6d41a8212a78cArgyrios Kyrtzidis/// CXXZeroInitValueExpr - [C++ 5.2.3p2] 711506ae418eb171d072f2fb4f6bc46d258b52cbf97Douglas Gregor/// Expression "T()" which creates a value-initialized rvalue of type 712506ae418eb171d072f2fb4f6bc46d258b52cbf97Douglas Gregor/// T, which is either a non-class type or a class type without any 713506ae418eb171d072f2fb4f6bc46d258b52cbf97Douglas Gregor/// user-defined constructors. 714987a14bf5883ef6e5d07f1c83eb6d41a8212a78cArgyrios Kyrtzidis/// 715987a14bf5883ef6e5d07f1c83eb6d41a8212a78cArgyrios Kyrtzidisclass CXXZeroInitValueExpr : public Expr { 716987a14bf5883ef6e5d07f1c83eb6d41a8212a78cArgyrios Kyrtzidis SourceLocation TyBeginLoc; 717987a14bf5883ef6e5d07f1c83eb6d41a8212a78cArgyrios Kyrtzidis SourceLocation RParenLoc; 718987a14bf5883ef6e5d07f1c83eb6d41a8212a78cArgyrios Kyrtzidis 719987a14bf5883ef6e5d07f1c83eb6d41a8212a78cArgyrios Kyrtzidispublic: 720987a14bf5883ef6e5d07f1c83eb6d41a8212a78cArgyrios Kyrtzidis CXXZeroInitValueExpr(QualType ty, SourceLocation tyBeginLoc, 7211eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump SourceLocation rParenLoc ) : 722d94546a0a1deef7286c13e49b9584621ae81cc9aDouglas Gregor Expr(CXXZeroInitValueExprClass, ty, false, false), 723987a14bf5883ef6e5d07f1c83eb6d41a8212a78cArgyrios Kyrtzidis TyBeginLoc(tyBeginLoc), RParenLoc(rParenLoc) {} 7241eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 725987a14bf5883ef6e5d07f1c83eb6d41a8212a78cArgyrios Kyrtzidis SourceLocation getTypeBeginLoc() const { return TyBeginLoc; } 726987a14bf5883ef6e5d07f1c83eb6d41a8212a78cArgyrios Kyrtzidis SourceLocation getRParenLoc() const { return RParenLoc; } 727987a14bf5883ef6e5d07f1c83eb6d41a8212a78cArgyrios Kyrtzidis 7284c67834407ca6ab344dcf44fc599ad4938cfa96dDouglas Gregor /// @brief Whether this initialization expression was 7294c67834407ca6ab344dcf44fc599ad4938cfa96dDouglas Gregor /// implicitly-generated. 7301eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump bool isImplicit() const { 7311eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump return TyBeginLoc.isInvalid() && RParenLoc.isInvalid(); 7324c67834407ca6ab344dcf44fc599ad4938cfa96dDouglas Gregor } 7334c67834407ca6ab344dcf44fc599ad4938cfa96dDouglas Gregor 734987a14bf5883ef6e5d07f1c83eb6d41a8212a78cArgyrios Kyrtzidis virtual SourceRange getSourceRange() const { 735987a14bf5883ef6e5d07f1c83eb6d41a8212a78cArgyrios Kyrtzidis return SourceRange(TyBeginLoc, RParenLoc); 736987a14bf5883ef6e5d07f1c83eb6d41a8212a78cArgyrios Kyrtzidis } 7371eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 7381eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump static bool classof(const Stmt *T) { 739987a14bf5883ef6e5d07f1c83eb6d41a8212a78cArgyrios Kyrtzidis return T->getStmtClass() == CXXZeroInitValueExprClass; 740987a14bf5883ef6e5d07f1c83eb6d41a8212a78cArgyrios Kyrtzidis } 741987a14bf5883ef6e5d07f1c83eb6d41a8212a78cArgyrios Kyrtzidis static bool classof(const CXXZeroInitValueExpr *) { return true; } 7421eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 743987a14bf5883ef6e5d07f1c83eb6d41a8212a78cArgyrios Kyrtzidis // Iterators 744987a14bf5883ef6e5d07f1c83eb6d41a8212a78cArgyrios Kyrtzidis virtual child_iterator child_begin(); 745987a14bf5883ef6e5d07f1c83eb6d41a8212a78cArgyrios Kyrtzidis virtual child_iterator child_end(); 746987a14bf5883ef6e5d07f1c83eb6d41a8212a78cArgyrios Kyrtzidis}; 747987a14bf5883ef6e5d07f1c83eb6d41a8212a78cArgyrios Kyrtzidis 7484c5d320a7581f4b80b151630c91cea5727fa9923Sebastian Redl/// CXXNewExpr - A new expression for memory allocation and constructor calls, 7494c5d320a7581f4b80b151630c91cea5727fa9923Sebastian Redl/// e.g: "new CXXNewExpr(foo)". 7504c5d320a7581f4b80b151630c91cea5727fa9923Sebastian Redlclass CXXNewExpr : public Expr { 7514c5d320a7581f4b80b151630c91cea5727fa9923Sebastian Redl // Was the usage ::new, i.e. is the global new to be used? 7524c5d320a7581f4b80b151630c91cea5727fa9923Sebastian Redl bool GlobalNew : 1; 7534c5d320a7581f4b80b151630c91cea5727fa9923Sebastian Redl // Was the form (type-id) used? Otherwise, it was new-type-id. 7544c5d320a7581f4b80b151630c91cea5727fa9923Sebastian Redl bool ParenTypeId : 1; 7554c5d320a7581f4b80b151630c91cea5727fa9923Sebastian Redl // Is there an initializer? If not, built-ins are uninitialized, else they're 7564c5d320a7581f4b80b151630c91cea5727fa9923Sebastian Redl // value-initialized. 7574c5d320a7581f4b80b151630c91cea5727fa9923Sebastian Redl bool Initializer : 1; 758cee63fbf0e64ac526582312bf8cf33263fc5c16eSebastian Redl // Do we allocate an array? If so, the first SubExpr is the size expression. 759cee63fbf0e64ac526582312bf8cf33263fc5c16eSebastian Redl bool Array : 1; 7604c5d320a7581f4b80b151630c91cea5727fa9923Sebastian Redl // The number of placement new arguments. 7614c5d320a7581f4b80b151630c91cea5727fa9923Sebastian Redl unsigned NumPlacementArgs : 14; 7624c5d320a7581f4b80b151630c91cea5727fa9923Sebastian Redl // The number of constructor arguments. This may be 1 even for non-class 7634c5d320a7581f4b80b151630c91cea5727fa9923Sebastian Redl // types; use the pseudo copy constructor. 764cee63fbf0e64ac526582312bf8cf33263fc5c16eSebastian Redl unsigned NumConstructorArgs : 14; 765cee63fbf0e64ac526582312bf8cf33263fc5c16eSebastian Redl // Contains an optional array size expression, any number of optional 766cee63fbf0e64ac526582312bf8cf33263fc5c16eSebastian Redl // placement arguments, and any number of optional constructor arguments, 767cee63fbf0e64ac526582312bf8cf33263fc5c16eSebastian Redl // in that order. 7684c5d320a7581f4b80b151630c91cea5727fa9923Sebastian Redl Stmt **SubExprs; 7694c5d320a7581f4b80b151630c91cea5727fa9923Sebastian Redl // Points to the allocation function used. 7704c5d320a7581f4b80b151630c91cea5727fa9923Sebastian Redl FunctionDecl *OperatorNew; 7714c5d320a7581f4b80b151630c91cea5727fa9923Sebastian Redl // Points to the deallocation function used in case of error. May be null. 7724c5d320a7581f4b80b151630c91cea5727fa9923Sebastian Redl FunctionDecl *OperatorDelete; 7734c5d320a7581f4b80b151630c91cea5727fa9923Sebastian Redl // Points to the constructor used. Cannot be null if AllocType is a record; 7744c5d320a7581f4b80b151630c91cea5727fa9923Sebastian Redl // it would still point at the default constructor (even an implicit one). 7754c5d320a7581f4b80b151630c91cea5727fa9923Sebastian Redl // Must be null for all other types. 7764c5d320a7581f4b80b151630c91cea5727fa9923Sebastian Redl CXXConstructorDecl *Constructor; 7774c5d320a7581f4b80b151630c91cea5727fa9923Sebastian Redl 7784c5d320a7581f4b80b151630c91cea5727fa9923Sebastian Redl SourceLocation StartLoc; 7794c5d320a7581f4b80b151630c91cea5727fa9923Sebastian Redl SourceLocation EndLoc; 7804c5d320a7581f4b80b151630c91cea5727fa9923Sebastian Redl 7814c5d320a7581f4b80b151630c91cea5727fa9923Sebastian Redlpublic: 7824c5d320a7581f4b80b151630c91cea5727fa9923Sebastian Redl CXXNewExpr(bool globalNew, FunctionDecl *operatorNew, Expr **placementArgs, 783cee63fbf0e64ac526582312bf8cf33263fc5c16eSebastian Redl unsigned numPlaceArgs, bool ParenTypeId, Expr *arraySize, 7844c5d320a7581f4b80b151630c91cea5727fa9923Sebastian Redl CXXConstructorDecl *constructor, bool initializer, 7854c5d320a7581f4b80b151630c91cea5727fa9923Sebastian Redl Expr **constructorArgs, unsigned numConsArgs, 7864c5d320a7581f4b80b151630c91cea5727fa9923Sebastian Redl FunctionDecl *operatorDelete, QualType ty, 7874c5d320a7581f4b80b151630c91cea5727fa9923Sebastian Redl SourceLocation startLoc, SourceLocation endLoc); 7884c5d320a7581f4b80b151630c91cea5727fa9923Sebastian Redl ~CXXNewExpr() { 7894c5d320a7581f4b80b151630c91cea5727fa9923Sebastian Redl delete[] SubExprs; 7904c5d320a7581f4b80b151630c91cea5727fa9923Sebastian Redl } 7914c5d320a7581f4b80b151630c91cea5727fa9923Sebastian Redl 792cee63fbf0e64ac526582312bf8cf33263fc5c16eSebastian Redl QualType getAllocatedType() const { 793cee63fbf0e64ac526582312bf8cf33263fc5c16eSebastian Redl assert(getType()->isPointerType()); 7946217b80b7a1379b74cced1c076338262c3c980b3Ted Kremenek return getType()->getAs<PointerType>()->getPointeeType(); 795cee63fbf0e64ac526582312bf8cf33263fc5c16eSebastian Redl } 7964c5d320a7581f4b80b151630c91cea5727fa9923Sebastian Redl 7974c5d320a7581f4b80b151630c91cea5727fa9923Sebastian Redl FunctionDecl *getOperatorNew() const { return OperatorNew; } 7984c5d320a7581f4b80b151630c91cea5727fa9923Sebastian Redl FunctionDecl *getOperatorDelete() const { return OperatorDelete; } 7994c5d320a7581f4b80b151630c91cea5727fa9923Sebastian Redl CXXConstructorDecl *getConstructor() const { return Constructor; } 8004c5d320a7581f4b80b151630c91cea5727fa9923Sebastian Redl 801cee63fbf0e64ac526582312bf8cf33263fc5c16eSebastian Redl bool isArray() const { return Array; } 802cee63fbf0e64ac526582312bf8cf33263fc5c16eSebastian Redl Expr *getArraySize() { 803cee63fbf0e64ac526582312bf8cf33263fc5c16eSebastian Redl return Array ? cast<Expr>(SubExprs[0]) : 0; 804cee63fbf0e64ac526582312bf8cf33263fc5c16eSebastian Redl } 805cee63fbf0e64ac526582312bf8cf33263fc5c16eSebastian Redl const Expr *getArraySize() const { 806cee63fbf0e64ac526582312bf8cf33263fc5c16eSebastian Redl return Array ? cast<Expr>(SubExprs[0]) : 0; 807cee63fbf0e64ac526582312bf8cf33263fc5c16eSebastian Redl } 808cee63fbf0e64ac526582312bf8cf33263fc5c16eSebastian Redl 8094c5d320a7581f4b80b151630c91cea5727fa9923Sebastian Redl unsigned getNumPlacementArgs() const { return NumPlacementArgs; } 8104c5d320a7581f4b80b151630c91cea5727fa9923Sebastian Redl Expr *getPlacementArg(unsigned i) { 8114c5d320a7581f4b80b151630c91cea5727fa9923Sebastian Redl assert(i < NumPlacementArgs && "Index out of range"); 812cee63fbf0e64ac526582312bf8cf33263fc5c16eSebastian Redl return cast<Expr>(SubExprs[Array + i]); 8134c5d320a7581f4b80b151630c91cea5727fa9923Sebastian Redl } 8144c5d320a7581f4b80b151630c91cea5727fa9923Sebastian Redl const Expr *getPlacementArg(unsigned i) const { 8154c5d320a7581f4b80b151630c91cea5727fa9923Sebastian Redl assert(i < NumPlacementArgs && "Index out of range"); 816cee63fbf0e64ac526582312bf8cf33263fc5c16eSebastian Redl return cast<Expr>(SubExprs[Array + i]); 8174c5d320a7581f4b80b151630c91cea5727fa9923Sebastian Redl } 8184c5d320a7581f4b80b151630c91cea5727fa9923Sebastian Redl 8194c5d320a7581f4b80b151630c91cea5727fa9923Sebastian Redl bool isGlobalNew() const { return GlobalNew; } 8204c5d320a7581f4b80b151630c91cea5727fa9923Sebastian Redl bool isParenTypeId() const { return ParenTypeId; } 8214c5d320a7581f4b80b151630c91cea5727fa9923Sebastian Redl bool hasInitializer() const { return Initializer; } 8224c5d320a7581f4b80b151630c91cea5727fa9923Sebastian Redl 8234c5d320a7581f4b80b151630c91cea5727fa9923Sebastian Redl unsigned getNumConstructorArgs() const { return NumConstructorArgs; } 8244c5d320a7581f4b80b151630c91cea5727fa9923Sebastian Redl Expr *getConstructorArg(unsigned i) { 8254c5d320a7581f4b80b151630c91cea5727fa9923Sebastian Redl assert(i < NumConstructorArgs && "Index out of range"); 826cee63fbf0e64ac526582312bf8cf33263fc5c16eSebastian Redl return cast<Expr>(SubExprs[Array + NumPlacementArgs + i]); 8274c5d320a7581f4b80b151630c91cea5727fa9923Sebastian Redl } 8284c5d320a7581f4b80b151630c91cea5727fa9923Sebastian Redl const Expr *getConstructorArg(unsigned i) const { 8294c5d320a7581f4b80b151630c91cea5727fa9923Sebastian Redl assert(i < NumConstructorArgs && "Index out of range"); 830cee63fbf0e64ac526582312bf8cf33263fc5c16eSebastian Redl return cast<Expr>(SubExprs[Array + NumPlacementArgs + i]); 8314c5d320a7581f4b80b151630c91cea5727fa9923Sebastian Redl } 8324c5d320a7581f4b80b151630c91cea5727fa9923Sebastian Redl 8334c5d320a7581f4b80b151630c91cea5727fa9923Sebastian Redl typedef ExprIterator arg_iterator; 8344c5d320a7581f4b80b151630c91cea5727fa9923Sebastian Redl typedef ConstExprIterator const_arg_iterator; 8354c5d320a7581f4b80b151630c91cea5727fa9923Sebastian Redl 8364c5d320a7581f4b80b151630c91cea5727fa9923Sebastian Redl arg_iterator placement_arg_begin() { 837cee63fbf0e64ac526582312bf8cf33263fc5c16eSebastian Redl return SubExprs + Array; 8384c5d320a7581f4b80b151630c91cea5727fa9923Sebastian Redl } 8394c5d320a7581f4b80b151630c91cea5727fa9923Sebastian Redl arg_iterator placement_arg_end() { 840cee63fbf0e64ac526582312bf8cf33263fc5c16eSebastian Redl return SubExprs + Array + getNumPlacementArgs(); 8414c5d320a7581f4b80b151630c91cea5727fa9923Sebastian Redl } 8424c5d320a7581f4b80b151630c91cea5727fa9923Sebastian Redl const_arg_iterator placement_arg_begin() const { 843cee63fbf0e64ac526582312bf8cf33263fc5c16eSebastian Redl return SubExprs + Array; 8444c5d320a7581f4b80b151630c91cea5727fa9923Sebastian Redl } 8454c5d320a7581f4b80b151630c91cea5727fa9923Sebastian Redl const_arg_iterator placement_arg_end() const { 846cee63fbf0e64ac526582312bf8cf33263fc5c16eSebastian Redl return SubExprs + Array + getNumPlacementArgs(); 8474c5d320a7581f4b80b151630c91cea5727fa9923Sebastian Redl } 8484c5d320a7581f4b80b151630c91cea5727fa9923Sebastian Redl 8494c5d320a7581f4b80b151630c91cea5727fa9923Sebastian Redl arg_iterator constructor_arg_begin() { 850cee63fbf0e64ac526582312bf8cf33263fc5c16eSebastian Redl return SubExprs + Array + getNumPlacementArgs(); 8514c5d320a7581f4b80b151630c91cea5727fa9923Sebastian Redl } 8524c5d320a7581f4b80b151630c91cea5727fa9923Sebastian Redl arg_iterator constructor_arg_end() { 853cee63fbf0e64ac526582312bf8cf33263fc5c16eSebastian Redl return SubExprs + Array + getNumPlacementArgs() + getNumConstructorArgs(); 8544c5d320a7581f4b80b151630c91cea5727fa9923Sebastian Redl } 8554c5d320a7581f4b80b151630c91cea5727fa9923Sebastian Redl const_arg_iterator constructor_arg_begin() const { 856cee63fbf0e64ac526582312bf8cf33263fc5c16eSebastian Redl return SubExprs + Array + getNumPlacementArgs(); 8574c5d320a7581f4b80b151630c91cea5727fa9923Sebastian Redl } 8584c5d320a7581f4b80b151630c91cea5727fa9923Sebastian Redl const_arg_iterator constructor_arg_end() const { 859cee63fbf0e64ac526582312bf8cf33263fc5c16eSebastian Redl return SubExprs + Array + getNumPlacementArgs() + getNumConstructorArgs(); 8604c5d320a7581f4b80b151630c91cea5727fa9923Sebastian Redl } 8614c5d320a7581f4b80b151630c91cea5727fa9923Sebastian Redl 8624c5d320a7581f4b80b151630c91cea5727fa9923Sebastian Redl virtual SourceRange getSourceRange() const { 8634c5d320a7581f4b80b151630c91cea5727fa9923Sebastian Redl return SourceRange(StartLoc, EndLoc); 8644c5d320a7581f4b80b151630c91cea5727fa9923Sebastian Redl } 8654c5d320a7581f4b80b151630c91cea5727fa9923Sebastian Redl 8664c5d320a7581f4b80b151630c91cea5727fa9923Sebastian Redl static bool classof(const Stmt *T) { 8674c5d320a7581f4b80b151630c91cea5727fa9923Sebastian Redl return T->getStmtClass() == CXXNewExprClass; 8684c5d320a7581f4b80b151630c91cea5727fa9923Sebastian Redl } 8694c5d320a7581f4b80b151630c91cea5727fa9923Sebastian Redl static bool classof(const CXXNewExpr *) { return true; } 8704c5d320a7581f4b80b151630c91cea5727fa9923Sebastian Redl 8714c5d320a7581f4b80b151630c91cea5727fa9923Sebastian Redl // Iterators 8724c5d320a7581f4b80b151630c91cea5727fa9923Sebastian Redl virtual child_iterator child_begin(); 8734c5d320a7581f4b80b151630c91cea5727fa9923Sebastian Redl virtual child_iterator child_end(); 8744c5d320a7581f4b80b151630c91cea5727fa9923Sebastian Redl}; 8754c5d320a7581f4b80b151630c91cea5727fa9923Sebastian Redl 8764c5d320a7581f4b80b151630c91cea5727fa9923Sebastian Redl/// CXXDeleteExpr - A delete expression for memory deallocation and destructor 8774c5d320a7581f4b80b151630c91cea5727fa9923Sebastian Redl/// calls, e.g. "delete[] pArray". 8784c5d320a7581f4b80b151630c91cea5727fa9923Sebastian Redlclass CXXDeleteExpr : public Expr { 8794c5d320a7581f4b80b151630c91cea5727fa9923Sebastian Redl // Is this a forced global delete, i.e. "::delete"? 8804c5d320a7581f4b80b151630c91cea5727fa9923Sebastian Redl bool GlobalDelete : 1; 8814c5d320a7581f4b80b151630c91cea5727fa9923Sebastian Redl // Is this the array form of delete, i.e. "delete[]"? 8824c5d320a7581f4b80b151630c91cea5727fa9923Sebastian Redl bool ArrayForm : 1; 8834c5d320a7581f4b80b151630c91cea5727fa9923Sebastian Redl // Points to the operator delete overload that is used. Could be a member. 8844c5d320a7581f4b80b151630c91cea5727fa9923Sebastian Redl FunctionDecl *OperatorDelete; 8854c5d320a7581f4b80b151630c91cea5727fa9923Sebastian Redl // The pointer expression to be deleted. 8864c5d320a7581f4b80b151630c91cea5727fa9923Sebastian Redl Stmt *Argument; 8874c5d320a7581f4b80b151630c91cea5727fa9923Sebastian Redl // Location of the expression. 8884c5d320a7581f4b80b151630c91cea5727fa9923Sebastian Redl SourceLocation Loc; 8894c5d320a7581f4b80b151630c91cea5727fa9923Sebastian Redlpublic: 8904c5d320a7581f4b80b151630c91cea5727fa9923Sebastian Redl CXXDeleteExpr(QualType ty, bool globalDelete, bool arrayForm, 8914c5d320a7581f4b80b151630c91cea5727fa9923Sebastian Redl FunctionDecl *operatorDelete, Expr *arg, SourceLocation loc) 8922850784bda09416fc7e9d57f5baa36c9351c757cSebastian Redl : Expr(CXXDeleteExprClass, ty, false, false), GlobalDelete(globalDelete), 8934c5d320a7581f4b80b151630c91cea5727fa9923Sebastian Redl ArrayForm(arrayForm), OperatorDelete(operatorDelete), Argument(arg), 8944c5d320a7581f4b80b151630c91cea5727fa9923Sebastian Redl Loc(loc) { } 8954c5d320a7581f4b80b151630c91cea5727fa9923Sebastian Redl 8964c5d320a7581f4b80b151630c91cea5727fa9923Sebastian Redl bool isGlobalDelete() const { return GlobalDelete; } 8974c5d320a7581f4b80b151630c91cea5727fa9923Sebastian Redl bool isArrayForm() const { return ArrayForm; } 8984c5d320a7581f4b80b151630c91cea5727fa9923Sebastian Redl 8994c5d320a7581f4b80b151630c91cea5727fa9923Sebastian Redl FunctionDecl *getOperatorDelete() const { return OperatorDelete; } 9004c5d320a7581f4b80b151630c91cea5727fa9923Sebastian Redl 9014c5d320a7581f4b80b151630c91cea5727fa9923Sebastian Redl Expr *getArgument() { return cast<Expr>(Argument); } 9024c5d320a7581f4b80b151630c91cea5727fa9923Sebastian Redl const Expr *getArgument() const { return cast<Expr>(Argument); } 9034c5d320a7581f4b80b151630c91cea5727fa9923Sebastian Redl 9044c5d320a7581f4b80b151630c91cea5727fa9923Sebastian Redl virtual SourceRange getSourceRange() const { 9054c5d320a7581f4b80b151630c91cea5727fa9923Sebastian Redl return SourceRange(Loc, Argument->getLocEnd()); 9064c5d320a7581f4b80b151630c91cea5727fa9923Sebastian Redl } 9074c5d320a7581f4b80b151630c91cea5727fa9923Sebastian Redl 9084c5d320a7581f4b80b151630c91cea5727fa9923Sebastian Redl static bool classof(const Stmt *T) { 9094c5d320a7581f4b80b151630c91cea5727fa9923Sebastian Redl return T->getStmtClass() == CXXDeleteExprClass; 9104c5d320a7581f4b80b151630c91cea5727fa9923Sebastian Redl } 9114c5d320a7581f4b80b151630c91cea5727fa9923Sebastian Redl static bool classof(const CXXDeleteExpr *) { return true; } 9124c5d320a7581f4b80b151630c91cea5727fa9923Sebastian Redl 9134c5d320a7581f4b80b151630c91cea5727fa9923Sebastian Redl // Iterators 9144c5d320a7581f4b80b151630c91cea5727fa9923Sebastian Redl virtual child_iterator child_begin(); 9154c5d320a7581f4b80b151630c91cea5727fa9923Sebastian Redl virtual child_iterator child_end(); 9164c5d320a7581f4b80b151630c91cea5727fa9923Sebastian Redl}; 9174c5d320a7581f4b80b151630c91cea5727fa9923Sebastian Redl 918a71d819bb8f50c28938db0f2867d3fb6e2ce5910Douglas Gregor/// \brief Represents a C++ pseudo-destructor (C++ [expr.pseudo]). 919a71d819bb8f50c28938db0f2867d3fb6e2ce5910Douglas Gregor/// 920a71d819bb8f50c28938db0f2867d3fb6e2ce5910Douglas Gregor/// Example: 921a71d819bb8f50c28938db0f2867d3fb6e2ce5910Douglas Gregor/// 922a71d819bb8f50c28938db0f2867d3fb6e2ce5910Douglas Gregor/// \code 9231eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump/// template<typename T> 924a71d819bb8f50c28938db0f2867d3fb6e2ce5910Douglas Gregor/// void destroy(T* ptr) { 925a71d819bb8f50c28938db0f2867d3fb6e2ce5910Douglas Gregor/// ptr->~T(); 926a71d819bb8f50c28938db0f2867d3fb6e2ce5910Douglas Gregor/// } 927a71d819bb8f50c28938db0f2867d3fb6e2ce5910Douglas Gregor/// \endcode 928a71d819bb8f50c28938db0f2867d3fb6e2ce5910Douglas Gregor/// 929a71d819bb8f50c28938db0f2867d3fb6e2ce5910Douglas Gregor/// When the template is parsed, the expression \c ptr->~T will be stored as 930a71d819bb8f50c28938db0f2867d3fb6e2ce5910Douglas Gregor/// a member reference expression. If it then instantiated with a scalar type 9311eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump/// as a template argument for T, the resulting expression will be a 932a71d819bb8f50c28938db0f2867d3fb6e2ce5910Douglas Gregor/// pseudo-destructor expression. 933a71d819bb8f50c28938db0f2867d3fb6e2ce5910Douglas Gregorclass CXXPseudoDestructorExpr : public Expr { 934a71d819bb8f50c28938db0f2867d3fb6e2ce5910Douglas Gregor /// \brief The base expression (that is being destroyed). 935a71d819bb8f50c28938db0f2867d3fb6e2ce5910Douglas Gregor Stmt *Base; 9361eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 937a71d819bb8f50c28938db0f2867d3fb6e2ce5910Douglas Gregor /// \brief Whether the operator was an arrow ('->'); otherwise, it was a 938a71d819bb8f50c28938db0f2867d3fb6e2ce5910Douglas Gregor /// period ('.'). 939a71d819bb8f50c28938db0f2867d3fb6e2ce5910Douglas Gregor bool IsArrow : 1; 9401eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 941a71d819bb8f50c28938db0f2867d3fb6e2ce5910Douglas Gregor /// \brief The location of the '.' or '->' operator. 942a71d819bb8f50c28938db0f2867d3fb6e2ce5910Douglas Gregor SourceLocation OperatorLoc; 9431eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 944a71d819bb8f50c28938db0f2867d3fb6e2ce5910Douglas Gregor /// \brief The nested-name-specifier that follows the operator, if present. 945a71d819bb8f50c28938db0f2867d3fb6e2ce5910Douglas Gregor NestedNameSpecifier *Qualifier; 9461eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 9471eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump /// \brief The source range that covers the nested-name-specifier, if 948a71d819bb8f50c28938db0f2867d3fb6e2ce5910Douglas Gregor /// present. 949a71d819bb8f50c28938db0f2867d3fb6e2ce5910Douglas Gregor SourceRange QualifierRange; 9501eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 951a71d819bb8f50c28938db0f2867d3fb6e2ce5910Douglas Gregor /// \brief The type being destroyed. 952a71d819bb8f50c28938db0f2867d3fb6e2ce5910Douglas Gregor QualType DestroyedType; 9531eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 954a71d819bb8f50c28938db0f2867d3fb6e2ce5910Douglas Gregor /// \brief The location of the type after the '~'. 955a71d819bb8f50c28938db0f2867d3fb6e2ce5910Douglas Gregor SourceLocation DestroyedTypeLoc; 9561eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 957a71d819bb8f50c28938db0f2867d3fb6e2ce5910Douglas Gregorpublic: 958a71d819bb8f50c28938db0f2867d3fb6e2ce5910Douglas Gregor CXXPseudoDestructorExpr(ASTContext &Context, 959a71d819bb8f50c28938db0f2867d3fb6e2ce5910Douglas Gregor Expr *Base, bool isArrow, SourceLocation OperatorLoc, 960a71d819bb8f50c28938db0f2867d3fb6e2ce5910Douglas Gregor NestedNameSpecifier *Qualifier, 961a71d819bb8f50c28938db0f2867d3fb6e2ce5910Douglas Gregor SourceRange QualifierRange, 9621eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump QualType DestroyedType, 963a71d819bb8f50c28938db0f2867d3fb6e2ce5910Douglas Gregor SourceLocation DestroyedTypeLoc) 9641eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump : Expr(CXXPseudoDestructorExprClass, 965a71d819bb8f50c28938db0f2867d3fb6e2ce5910Douglas Gregor Context.getPointerType(Context.getFunctionType(Context.VoidTy, 0, 0, 966a71d819bb8f50c28938db0f2867d3fb6e2ce5910Douglas Gregor false, 0)), 967a71d819bb8f50c28938db0f2867d3fb6e2ce5910Douglas Gregor /*isTypeDependent=*/false, 968a71d819bb8f50c28938db0f2867d3fb6e2ce5910Douglas Gregor /*isValueDependent=*/Base->isValueDependent()), 9691eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump Base(static_cast<Stmt *>(Base)), IsArrow(isArrow), 970a71d819bb8f50c28938db0f2867d3fb6e2ce5910Douglas Gregor OperatorLoc(OperatorLoc), Qualifier(Qualifier), 971a71d819bb8f50c28938db0f2867d3fb6e2ce5910Douglas Gregor QualifierRange(QualifierRange), DestroyedType(DestroyedType), 972a71d819bb8f50c28938db0f2867d3fb6e2ce5910Douglas Gregor DestroyedTypeLoc(DestroyedTypeLoc) { } 9731eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 974a71d819bb8f50c28938db0f2867d3fb6e2ce5910Douglas Gregor void setBase(Expr *E) { Base = E; } 975a71d819bb8f50c28938db0f2867d3fb6e2ce5910Douglas Gregor Expr *getBase() const { return cast<Expr>(Base); } 9761eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 9771eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump /// \brief Determines whether this member expression actually had 978a71d819bb8f50c28938db0f2867d3fb6e2ce5910Douglas Gregor /// a C++ nested-name-specifier prior to the name of the member, e.g., 979a71d819bb8f50c28938db0f2867d3fb6e2ce5910Douglas Gregor /// x->Base::foo. 980a71d819bb8f50c28938db0f2867d3fb6e2ce5910Douglas Gregor bool hasQualifier() const { return Qualifier != 0; } 9811eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 982a71d819bb8f50c28938db0f2867d3fb6e2ce5910Douglas Gregor /// \brief If the member name was qualified, retrieves the source range of 983a71d819bb8f50c28938db0f2867d3fb6e2ce5910Douglas Gregor /// the nested-name-specifier that precedes the member name. Otherwise, 984a71d819bb8f50c28938db0f2867d3fb6e2ce5910Douglas Gregor /// returns an empty source range. 985a71d819bb8f50c28938db0f2867d3fb6e2ce5910Douglas Gregor SourceRange getQualifierRange() const { return QualifierRange; } 9861eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 9871eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump /// \brief If the member name was qualified, retrieves the 988a71d819bb8f50c28938db0f2867d3fb6e2ce5910Douglas Gregor /// nested-name-specifier that precedes the member name. Otherwise, returns 989a71d819bb8f50c28938db0f2867d3fb6e2ce5910Douglas Gregor /// NULL. 990a71d819bb8f50c28938db0f2867d3fb6e2ce5910Douglas Gregor NestedNameSpecifier *getQualifier() const { return Qualifier; } 9911eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 992a71d819bb8f50c28938db0f2867d3fb6e2ce5910Douglas Gregor /// \brief Determine whether this pseudo-destructor expression was written 993a71d819bb8f50c28938db0f2867d3fb6e2ce5910Douglas Gregor /// using an '->' (otherwise, it used a '.'). 994a71d819bb8f50c28938db0f2867d3fb6e2ce5910Douglas Gregor bool isArrow() const { return IsArrow; } 995a71d819bb8f50c28938db0f2867d3fb6e2ce5910Douglas Gregor void setArrow(bool A) { IsArrow = A; } 996a71d819bb8f50c28938db0f2867d3fb6e2ce5910Douglas Gregor 997a71d819bb8f50c28938db0f2867d3fb6e2ce5910Douglas Gregor /// \brief Retrieve the location of the '.' or '->' operator. 998a71d819bb8f50c28938db0f2867d3fb6e2ce5910Douglas Gregor SourceLocation getOperatorLoc() const { return OperatorLoc; } 9991eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 1000a71d819bb8f50c28938db0f2867d3fb6e2ce5910Douglas Gregor /// \brief Retrieve the type that is being destroyed. 1001a71d819bb8f50c28938db0f2867d3fb6e2ce5910Douglas Gregor QualType getDestroyedType() const { return DestroyedType; } 10021eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 1003a71d819bb8f50c28938db0f2867d3fb6e2ce5910Douglas Gregor /// \brief Retrieve the location of the type being destroyed. 1004a71d819bb8f50c28938db0f2867d3fb6e2ce5910Douglas Gregor SourceLocation getDestroyedTypeLoc() const { return DestroyedTypeLoc; } 10051eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 1006a71d819bb8f50c28938db0f2867d3fb6e2ce5910Douglas Gregor virtual SourceRange getSourceRange() const { 1007a71d819bb8f50c28938db0f2867d3fb6e2ce5910Douglas Gregor return SourceRange(Base->getLocStart(), DestroyedTypeLoc); 1008a71d819bb8f50c28938db0f2867d3fb6e2ce5910Douglas Gregor } 10091eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 10101eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump static bool classof(const Stmt *T) { 1011a71d819bb8f50c28938db0f2867d3fb6e2ce5910Douglas Gregor return T->getStmtClass() == CXXPseudoDestructorExprClass; 1012a71d819bb8f50c28938db0f2867d3fb6e2ce5910Douglas Gregor } 1013a71d819bb8f50c28938db0f2867d3fb6e2ce5910Douglas Gregor static bool classof(const CXXPseudoDestructorExpr *) { return true; } 10141eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 1015a71d819bb8f50c28938db0f2867d3fb6e2ce5910Douglas Gregor // Iterators 1016a71d819bb8f50c28938db0f2867d3fb6e2ce5910Douglas Gregor virtual child_iterator child_begin(); 10171eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump virtual child_iterator child_end(); 1018a71d819bb8f50c28938db0f2867d3fb6e2ce5910Douglas Gregor}; 10191eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 102064b45f7e0d3167f040841ac2920aead7f080730dSebastian Redl/// UnaryTypeTraitExpr - A GCC or MS unary type trait, as used in the 102164b45f7e0d3167f040841ac2920aead7f080730dSebastian Redl/// implementation of TR1/C++0x type trait templates. 102264b45f7e0d3167f040841ac2920aead7f080730dSebastian Redl/// Example: 102364b45f7e0d3167f040841ac2920aead7f080730dSebastian Redl/// __is_pod(int) == true 102464b45f7e0d3167f040841ac2920aead7f080730dSebastian Redl/// __is_enum(std::string) == false 102564b45f7e0d3167f040841ac2920aead7f080730dSebastian Redlclass UnaryTypeTraitExpr : public Expr { 102664b45f7e0d3167f040841ac2920aead7f080730dSebastian Redl /// UTT - The trait. 102764b45f7e0d3167f040841ac2920aead7f080730dSebastian Redl UnaryTypeTrait UTT; 102864b45f7e0d3167f040841ac2920aead7f080730dSebastian Redl 102964b45f7e0d3167f040841ac2920aead7f080730dSebastian Redl /// Loc - The location of the type trait keyword. 103064b45f7e0d3167f040841ac2920aead7f080730dSebastian Redl SourceLocation Loc; 103164b45f7e0d3167f040841ac2920aead7f080730dSebastian Redl 103264b45f7e0d3167f040841ac2920aead7f080730dSebastian Redl /// RParen - The location of the closing paren. 103364b45f7e0d3167f040841ac2920aead7f080730dSebastian Redl SourceLocation RParen; 103464b45f7e0d3167f040841ac2920aead7f080730dSebastian Redl 103564b45f7e0d3167f040841ac2920aead7f080730dSebastian Redl /// QueriedType - The type we're testing. 103664b45f7e0d3167f040841ac2920aead7f080730dSebastian Redl QualType QueriedType; 103764b45f7e0d3167f040841ac2920aead7f080730dSebastian Redl 103864b45f7e0d3167f040841ac2920aead7f080730dSebastian Redlpublic: 103964b45f7e0d3167f040841ac2920aead7f080730dSebastian Redl UnaryTypeTraitExpr(SourceLocation loc, UnaryTypeTrait utt, QualType queried, 104064b45f7e0d3167f040841ac2920aead7f080730dSebastian Redl SourceLocation rparen, QualType ty) 104164b45f7e0d3167f040841ac2920aead7f080730dSebastian Redl : Expr(UnaryTypeTraitExprClass, ty, false, queried->isDependentType()), 104264b45f7e0d3167f040841ac2920aead7f080730dSebastian Redl UTT(utt), Loc(loc), RParen(rparen), QueriedType(queried) { } 104364b45f7e0d3167f040841ac2920aead7f080730dSebastian Redl 104464b45f7e0d3167f040841ac2920aead7f080730dSebastian Redl virtual SourceRange getSourceRange() const { return SourceRange(Loc, RParen);} 104564b45f7e0d3167f040841ac2920aead7f080730dSebastian Redl 104664b45f7e0d3167f040841ac2920aead7f080730dSebastian Redl UnaryTypeTrait getTrait() const { return UTT; } 104764b45f7e0d3167f040841ac2920aead7f080730dSebastian Redl 104864b45f7e0d3167f040841ac2920aead7f080730dSebastian Redl QualType getQueriedType() const { return QueriedType; } 104964b45f7e0d3167f040841ac2920aead7f080730dSebastian Redl 10505e03f9ea8174ae588c5e69ec6b5ef4c68f8fd766Douglas Gregor bool EvaluateTrait(ASTContext&) const; 105164b45f7e0d3167f040841ac2920aead7f080730dSebastian Redl 105264b45f7e0d3167f040841ac2920aead7f080730dSebastian Redl static bool classof(const Stmt *T) { 105364b45f7e0d3167f040841ac2920aead7f080730dSebastian Redl return T->getStmtClass() == UnaryTypeTraitExprClass; 105464b45f7e0d3167f040841ac2920aead7f080730dSebastian Redl } 105564b45f7e0d3167f040841ac2920aead7f080730dSebastian Redl static bool classof(const UnaryTypeTraitExpr *) { return true; } 105664b45f7e0d3167f040841ac2920aead7f080730dSebastian Redl 105764b45f7e0d3167f040841ac2920aead7f080730dSebastian Redl // Iterators 105864b45f7e0d3167f040841ac2920aead7f080730dSebastian Redl virtual child_iterator child_begin(); 105964b45f7e0d3167f040841ac2920aead7f080730dSebastian Redl virtual child_iterator child_end(); 106064b45f7e0d3167f040841ac2920aead7f080730dSebastian Redl}; 106164b45f7e0d3167f040841ac2920aead7f080730dSebastian Redl 1062ba13543329afac4a0d01304ec2ec4924d99306a6John McCall/// \brief A reference to a name which we were able to look up during 1063ba13543329afac4a0d01304ec2ec4924d99306a6John McCall/// parsing but could not resolve to a specific declaration. This 1064ba13543329afac4a0d01304ec2ec4924d99306a6John McCall/// arises in several ways: 1065ba13543329afac4a0d01304ec2ec4924d99306a6John McCall/// * we might be waiting for argument-dependent lookup 1066ba13543329afac4a0d01304ec2ec4924d99306a6John McCall/// * the name might resolve to an overloaded function 1067ba13543329afac4a0d01304ec2ec4924d99306a6John McCall/// and eventually: 1068ba13543329afac4a0d01304ec2ec4924d99306a6John McCall/// * the lookup might have included a function template 1069ba13543329afac4a0d01304ec2ec4924d99306a6John McCall/// These never include UnresolvedUsingValueDecls, which are always 1070ba13543329afac4a0d01304ec2ec4924d99306a6John McCall/// class members and therefore appear only in 1071ba13543329afac4a0d01304ec2ec4924d99306a6John McCall/// UnresolvedMemberLookupExprs. 1072ba13543329afac4a0d01304ec2ec4924d99306a6John McCallclass UnresolvedLookupExpr : public Expr { 1073ba13543329afac4a0d01304ec2ec4924d99306a6John McCall /// The results. These are undesugared, which is to say, they may 1074ba13543329afac4a0d01304ec2ec4924d99306a6John McCall /// include UsingShadowDecls. 1075ba13543329afac4a0d01304ec2ec4924d99306a6John McCall UnresolvedSet Results; 1076ba13543329afac4a0d01304ec2ec4924d99306a6John McCall 1077ba13543329afac4a0d01304ec2ec4924d99306a6John McCall /// The name declared. 1078ba13543329afac4a0d01304ec2ec4924d99306a6John McCall DeclarationName Name; 1079ba13543329afac4a0d01304ec2ec4924d99306a6John McCall 1080ba13543329afac4a0d01304ec2ec4924d99306a6John McCall /// The qualifier given, if any. 1081ba13543329afac4a0d01304ec2ec4924d99306a6John McCall NestedNameSpecifier *Qualifier; 1082ba13543329afac4a0d01304ec2ec4924d99306a6John McCall 1083ba13543329afac4a0d01304ec2ec4924d99306a6John McCall /// The source range of the nested name specifier. 1084ba13543329afac4a0d01304ec2ec4924d99306a6John McCall SourceRange QualifierRange; 1085ba13543329afac4a0d01304ec2ec4924d99306a6John McCall 1086ba13543329afac4a0d01304ec2ec4924d99306a6John McCall /// The location of the name. 1087ba13543329afac4a0d01304ec2ec4924d99306a6John McCall SourceLocation NameLoc; 1088ba13543329afac4a0d01304ec2ec4924d99306a6John McCall 1089ba13543329afac4a0d01304ec2ec4924d99306a6John McCall /// True if these lookup results should be extended by 1090ba13543329afac4a0d01304ec2ec4924d99306a6John McCall /// argument-dependent lookup if this is the operand of a function 1091ba13543329afac4a0d01304ec2ec4924d99306a6John McCall /// call. 1092ba13543329afac4a0d01304ec2ec4924d99306a6John McCall bool RequiresADL; 1093ba13543329afac4a0d01304ec2ec4924d99306a6John McCall 10947453ed4cb2cab113de3378df371b1c6f1243d832John McCall /// True if these lookup results are overloaded. This is pretty 10957453ed4cb2cab113de3378df371b1c6f1243d832John McCall /// trivially rederivable if we urgently need to kill this field. 10967453ed4cb2cab113de3378df371b1c6f1243d832John McCall bool Overloaded; 10977453ed4cb2cab113de3378df371b1c6f1243d832John McCall 1098f7a1a744eba4b29ceb0f20af8f34515d892fdd64John McCall /// True if the name looked up had explicit template arguments. 1099f7a1a744eba4b29ceb0f20af8f34515d892fdd64John McCall /// This requires all the results to be function templates. 1100f7a1a744eba4b29ceb0f20af8f34515d892fdd64John McCall bool HasExplicitTemplateArgs; 1101f7a1a744eba4b29ceb0f20af8f34515d892fdd64John McCall 1102f7a1a744eba4b29ceb0f20af8f34515d892fdd64John McCall UnresolvedLookupExpr(QualType T, bool Dependent, 1103ba13543329afac4a0d01304ec2ec4924d99306a6John McCall NestedNameSpecifier *Qualifier, SourceRange QRange, 1104ba13543329afac4a0d01304ec2ec4924d99306a6John McCall DeclarationName Name, SourceLocation NameLoc, 1105f7a1a744eba4b29ceb0f20af8f34515d892fdd64John McCall bool RequiresADL, bool Overloaded, bool HasTemplateArgs) 1106f7a1a744eba4b29ceb0f20af8f34515d892fdd64John McCall : Expr(UnresolvedLookupExprClass, T, Dependent, Dependent), 1107ba13543329afac4a0d01304ec2ec4924d99306a6John McCall Name(Name), Qualifier(Qualifier), QualifierRange(QRange), 1108f7a1a744eba4b29ceb0f20af8f34515d892fdd64John McCall NameLoc(NameLoc), RequiresADL(RequiresADL), Overloaded(Overloaded), 1109f7a1a744eba4b29ceb0f20af8f34515d892fdd64John McCall HasExplicitTemplateArgs(HasTemplateArgs) 1110ba13543329afac4a0d01304ec2ec4924d99306a6John McCall {} 1111ba13543329afac4a0d01304ec2ec4924d99306a6John McCall 1112ba13543329afac4a0d01304ec2ec4924d99306a6John McCallpublic: 1113ba13543329afac4a0d01304ec2ec4924d99306a6John McCall static UnresolvedLookupExpr *Create(ASTContext &C, 1114f7a1a744eba4b29ceb0f20af8f34515d892fdd64John McCall bool Dependent, 1115ba13543329afac4a0d01304ec2ec4924d99306a6John McCall NestedNameSpecifier *Qualifier, 1116ba13543329afac4a0d01304ec2ec4924d99306a6John McCall SourceRange QualifierRange, 1117ba13543329afac4a0d01304ec2ec4924d99306a6John McCall DeclarationName Name, 1118ba13543329afac4a0d01304ec2ec4924d99306a6John McCall SourceLocation NameLoc, 11197453ed4cb2cab113de3378df371b1c6f1243d832John McCall bool ADL, bool Overloaded) { 1120f7a1a744eba4b29ceb0f20af8f34515d892fdd64John McCall return new(C) UnresolvedLookupExpr(Dependent ? C.DependentTy : C.OverloadTy, 1121f7a1a744eba4b29ceb0f20af8f34515d892fdd64John McCall Dependent, Qualifier, QualifierRange, 1122f7a1a744eba4b29ceb0f20af8f34515d892fdd64John McCall Name, NameLoc, ADL, Overloaded, false); 1123ba13543329afac4a0d01304ec2ec4924d99306a6John McCall } 1124ba13543329afac4a0d01304ec2ec4924d99306a6John McCall 1125f7a1a744eba4b29ceb0f20af8f34515d892fdd64John McCall static UnresolvedLookupExpr *Create(ASTContext &C, 1126f7a1a744eba4b29ceb0f20af8f34515d892fdd64John McCall bool Dependent, 1127f7a1a744eba4b29ceb0f20af8f34515d892fdd64John McCall NestedNameSpecifier *Qualifier, 1128f7a1a744eba4b29ceb0f20af8f34515d892fdd64John McCall SourceRange QualifierRange, 1129f7a1a744eba4b29ceb0f20af8f34515d892fdd64John McCall DeclarationName Name, 1130f7a1a744eba4b29ceb0f20af8f34515d892fdd64John McCall SourceLocation NameLoc, 1131f7a1a744eba4b29ceb0f20af8f34515d892fdd64John McCall bool ADL, 1132f7a1a744eba4b29ceb0f20af8f34515d892fdd64John McCall const TemplateArgumentListInfo &Args); 1133f7a1a744eba4b29ceb0f20af8f34515d892fdd64John McCall 1134f7a1a744eba4b29ceb0f20af8f34515d892fdd64John McCall /// Computes whether an unresolved lookup on the given declarations 1135f7a1a744eba4b29ceb0f20af8f34515d892fdd64John McCall /// and optional template arguments is type- and value-dependent. 1136f7a1a744eba4b29ceb0f20af8f34515d892fdd64John McCall static bool ComputeDependence(NamedDecl * const *Begin, 1137f7a1a744eba4b29ceb0f20af8f34515d892fdd64John McCall NamedDecl * const *End, 1138f7a1a744eba4b29ceb0f20af8f34515d892fdd64John McCall const TemplateArgumentListInfo *Args); 1139f7a1a744eba4b29ceb0f20af8f34515d892fdd64John McCall 1140ba13543329afac4a0d01304ec2ec4924d99306a6John McCall void addDecl(NamedDecl *Decl) { 1141ba13543329afac4a0d01304ec2ec4924d99306a6John McCall Results.addDecl(Decl); 1142ba13543329afac4a0d01304ec2ec4924d99306a6John McCall } 1143ba13543329afac4a0d01304ec2ec4924d99306a6John McCall 1144ba13543329afac4a0d01304ec2ec4924d99306a6John McCall typedef UnresolvedSet::iterator decls_iterator; 1145ba13543329afac4a0d01304ec2ec4924d99306a6John McCall decls_iterator decls_begin() const { return Results.begin(); } 1146ba13543329afac4a0d01304ec2ec4924d99306a6John McCall decls_iterator decls_end() const { return Results.end(); } 1147ba13543329afac4a0d01304ec2ec4924d99306a6John McCall 1148ba13543329afac4a0d01304ec2ec4924d99306a6John McCall /// True if this declaration should be extended by 1149ba13543329afac4a0d01304ec2ec4924d99306a6John McCall /// argument-dependent lookup. 1150ba13543329afac4a0d01304ec2ec4924d99306a6John McCall bool requiresADL() const { return RequiresADL; } 1151ba13543329afac4a0d01304ec2ec4924d99306a6John McCall 11527453ed4cb2cab113de3378df371b1c6f1243d832John McCall /// True if this lookup is overloaded. 11537453ed4cb2cab113de3378df371b1c6f1243d832John McCall bool isOverloaded() const { return Overloaded; } 11547453ed4cb2cab113de3378df371b1c6f1243d832John McCall 1155ba13543329afac4a0d01304ec2ec4924d99306a6John McCall /// Fetches the name looked up. 1156ba13543329afac4a0d01304ec2ec4924d99306a6John McCall DeclarationName getName() const { return Name; } 1157ba13543329afac4a0d01304ec2ec4924d99306a6John McCall 1158ba13543329afac4a0d01304ec2ec4924d99306a6John McCall /// Gets the location of the name. 1159ba13543329afac4a0d01304ec2ec4924d99306a6John McCall SourceLocation getNameLoc() const { return NameLoc; } 1160ba13543329afac4a0d01304ec2ec4924d99306a6John McCall 1161ba13543329afac4a0d01304ec2ec4924d99306a6John McCall /// Fetches the nested-name qualifier, if one was given. 1162ba13543329afac4a0d01304ec2ec4924d99306a6John McCall NestedNameSpecifier *getQualifier() const { return Qualifier; } 1163ba13543329afac4a0d01304ec2ec4924d99306a6John McCall 1164ba13543329afac4a0d01304ec2ec4924d99306a6John McCall /// Fetches the range of the nested-name qualifier. 1165ba13543329afac4a0d01304ec2ec4924d99306a6John McCall SourceRange getQualifierRange() const { return QualifierRange; } 1166f7a1a744eba4b29ceb0f20af8f34515d892fdd64John McCall 1167f7a1a744eba4b29ceb0f20af8f34515d892fdd64John McCall /// Determines whether this lookup had explicit template arguments. 1168f7a1a744eba4b29ceb0f20af8f34515d892fdd64John McCall bool hasExplicitTemplateArgs() const { return HasExplicitTemplateArgs; } 1169f7a1a744eba4b29ceb0f20af8f34515d892fdd64John McCall 1170f7a1a744eba4b29ceb0f20af8f34515d892fdd64John McCall // Note that, inconsistently with the explicit-template-argument AST 1171f7a1a744eba4b29ceb0f20af8f34515d892fdd64John McCall // nodes, users are *forbidden* from calling these methods on objects 1172f7a1a744eba4b29ceb0f20af8f34515d892fdd64John McCall // without explicit template arguments. 1173f7a1a744eba4b29ceb0f20af8f34515d892fdd64John McCall 1174f7a1a744eba4b29ceb0f20af8f34515d892fdd64John McCall /// Gets a reference to the explicit template argument list. 1175f7a1a744eba4b29ceb0f20af8f34515d892fdd64John McCall const ExplicitTemplateArgumentList &getExplicitTemplateArgs() const { 1176f7a1a744eba4b29ceb0f20af8f34515d892fdd64John McCall assert(hasExplicitTemplateArgs()); 1177f7a1a744eba4b29ceb0f20af8f34515d892fdd64John McCall return *reinterpret_cast<const ExplicitTemplateArgumentList*>(this + 1); 1178f7a1a744eba4b29ceb0f20af8f34515d892fdd64John McCall } 1179f7a1a744eba4b29ceb0f20af8f34515d892fdd64John McCall 1180f7a1a744eba4b29ceb0f20af8f34515d892fdd64John McCall /// \brief Copies the template arguments (if present) into the given 1181f7a1a744eba4b29ceb0f20af8f34515d892fdd64John McCall /// structure. 1182f7a1a744eba4b29ceb0f20af8f34515d892fdd64John McCall void copyTemplateArgumentsInto(TemplateArgumentListInfo &List) const { 1183f7a1a744eba4b29ceb0f20af8f34515d892fdd64John McCall getExplicitTemplateArgs().copyInto(List); 1184f7a1a744eba4b29ceb0f20af8f34515d892fdd64John McCall } 1185ba13543329afac4a0d01304ec2ec4924d99306a6John McCall 1186f7a1a744eba4b29ceb0f20af8f34515d892fdd64John McCall SourceLocation getLAngleLoc() const { 1187f7a1a744eba4b29ceb0f20af8f34515d892fdd64John McCall return getExplicitTemplateArgs().LAngleLoc; 1188f7a1a744eba4b29ceb0f20af8f34515d892fdd64John McCall } 1189f7a1a744eba4b29ceb0f20af8f34515d892fdd64John McCall 1190f7a1a744eba4b29ceb0f20af8f34515d892fdd64John McCall SourceLocation getRAngleLoc() const { 1191f7a1a744eba4b29ceb0f20af8f34515d892fdd64John McCall return getExplicitTemplateArgs().RAngleLoc; 1192f7a1a744eba4b29ceb0f20af8f34515d892fdd64John McCall } 1193f7a1a744eba4b29ceb0f20af8f34515d892fdd64John McCall 1194f7a1a744eba4b29ceb0f20af8f34515d892fdd64John McCall TemplateArgumentLoc const *getTemplateArgs() const { 1195f7a1a744eba4b29ceb0f20af8f34515d892fdd64John McCall return getExplicitTemplateArgs().getTemplateArgs(); 1196f7a1a744eba4b29ceb0f20af8f34515d892fdd64John McCall } 1197f7a1a744eba4b29ceb0f20af8f34515d892fdd64John McCall 1198f7a1a744eba4b29ceb0f20af8f34515d892fdd64John McCall unsigned getNumTemplateArgs() const { 1199f7a1a744eba4b29ceb0f20af8f34515d892fdd64John McCall return getExplicitTemplateArgs().NumTemplateArgs; 1200f7a1a744eba4b29ceb0f20af8f34515d892fdd64John McCall } 1201ba13543329afac4a0d01304ec2ec4924d99306a6John McCall 1202ba13543329afac4a0d01304ec2ec4924d99306a6John McCall virtual SourceRange getSourceRange() const { 1203f7a1a744eba4b29ceb0f20af8f34515d892fdd64John McCall SourceRange Range(NameLoc); 1204f7a1a744eba4b29ceb0f20af8f34515d892fdd64John McCall if (Qualifier) Range.setBegin(QualifierRange.getBegin()); 1205f7a1a744eba4b29ceb0f20af8f34515d892fdd64John McCall if (hasExplicitTemplateArgs()) Range.setEnd(getRAngleLoc()); 1206f7a1a744eba4b29ceb0f20af8f34515d892fdd64John McCall return Range; 1207ba13543329afac4a0d01304ec2ec4924d99306a6John McCall } 1208ba13543329afac4a0d01304ec2ec4924d99306a6John McCall 1209ba13543329afac4a0d01304ec2ec4924d99306a6John McCall virtual StmtIterator child_begin(); 1210ba13543329afac4a0d01304ec2ec4924d99306a6John McCall virtual StmtIterator child_end(); 1211ba13543329afac4a0d01304ec2ec4924d99306a6John McCall 1212ba13543329afac4a0d01304ec2ec4924d99306a6John McCall static bool classof(const Stmt *T) { 1213ba13543329afac4a0d01304ec2ec4924d99306a6John McCall return T->getStmtClass() == UnresolvedLookupExprClass; 1214ba13543329afac4a0d01304ec2ec4924d99306a6John McCall } 1215ba13543329afac4a0d01304ec2ec4924d99306a6John McCall static bool classof(const UnresolvedLookupExpr *) { return true; } 1216ba13543329afac4a0d01304ec2ec4924d99306a6John McCall}; 1217ba13543329afac4a0d01304ec2ec4924d99306a6John McCall 12185953d8b37f92f0cf548941f617c9b0a7703df33bDouglas Gregor/// \brief A qualified reference to a name whose declaration cannot 12195953d8b37f92f0cf548941f617c9b0a7703df33bDouglas Gregor/// yet be resolved. 12205953d8b37f92f0cf548941f617c9b0a7703df33bDouglas Gregor/// 1221ba13543329afac4a0d01304ec2ec4924d99306a6John McCall/// DependentScopeDeclRefExpr is similar to DeclRefExpr in that 1222a2813cec2605ce7878d1b13471d685f689b251afDouglas Gregor/// it expresses a reference to a declaration such as 12235953d8b37f92f0cf548941f617c9b0a7703df33bDouglas Gregor/// X<T>::value. The difference, however, is that an 1224865d447ac6a4721ab58e898d014a21f2eff74b06John McCall/// DependentScopeDeclRefExpr node is used only within C++ templates when 12255953d8b37f92f0cf548941f617c9b0a7703df33bDouglas Gregor/// the qualification (e.g., X<T>::) refers to a dependent type. In 12265953d8b37f92f0cf548941f617c9b0a7703df33bDouglas Gregor/// this case, X<T>::value cannot resolve to a declaration because the 12275953d8b37f92f0cf548941f617c9b0a7703df33bDouglas Gregor/// declaration will differ from on instantiation of X<T> to the 1228865d447ac6a4721ab58e898d014a21f2eff74b06John McCall/// next. Therefore, DependentScopeDeclRefExpr keeps track of the 1229ab452ba8323d1985e08bade2bced588cddf2cc28Douglas Gregor/// qualifier (X<T>::) and the name of the entity being referenced 1230a2813cec2605ce7878d1b13471d685f689b251afDouglas Gregor/// ("value"). Such expressions will instantiate to a DeclRefExpr once the 1231a2813cec2605ce7878d1b13471d685f689b251afDouglas Gregor/// declaration can be found. 1232865d447ac6a4721ab58e898d014a21f2eff74b06John McCallclass DependentScopeDeclRefExpr : public Expr { 12335953d8b37f92f0cf548941f617c9b0a7703df33bDouglas Gregor /// The name of the entity we will be referencing. 12345953d8b37f92f0cf548941f617c9b0a7703df33bDouglas Gregor DeclarationName Name; 12355953d8b37f92f0cf548941f617c9b0a7703df33bDouglas Gregor 12365953d8b37f92f0cf548941f617c9b0a7703df33bDouglas Gregor /// Location of the name of the declaration we're referencing. 12375953d8b37f92f0cf548941f617c9b0a7703df33bDouglas Gregor SourceLocation Loc; 12385953d8b37f92f0cf548941f617c9b0a7703df33bDouglas Gregor 12395953d8b37f92f0cf548941f617c9b0a7703df33bDouglas Gregor /// QualifierRange - The source range that covers the 12405953d8b37f92f0cf548941f617c9b0a7703df33bDouglas Gregor /// nested-name-specifier. 12415953d8b37f92f0cf548941f617c9b0a7703df33bDouglas Gregor SourceRange QualifierRange; 12425953d8b37f92f0cf548941f617c9b0a7703df33bDouglas Gregor 1243ab452ba8323d1985e08bade2bced588cddf2cc28Douglas Gregor /// \brief The nested-name-specifier that qualifies this unresolved 1244ab452ba8323d1985e08bade2bced588cddf2cc28Douglas Gregor /// declaration name. 1245f7a1a744eba4b29ceb0f20af8f34515d892fdd64John McCall NestedNameSpecifier *Qualifier; 12465953d8b37f92f0cf548941f617c9b0a7703df33bDouglas Gregor 1247f7a1a744eba4b29ceb0f20af8f34515d892fdd64John McCall /// \brief Whether the name includes explicit template arguments. 1248f7a1a744eba4b29ceb0f20af8f34515d892fdd64John McCall bool HasExplicitTemplateArgs; 12491eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 1250f7a1a744eba4b29ceb0f20af8f34515d892fdd64John McCall DependentScopeDeclRefExpr(QualType T, 1251f7a1a744eba4b29ceb0f20af8f34515d892fdd64John McCall NestedNameSpecifier *Qualifier, 1252f7a1a744eba4b29ceb0f20af8f34515d892fdd64John McCall SourceRange QualifierRange, 1253f7a1a744eba4b29ceb0f20af8f34515d892fdd64John McCall DeclarationName Name, 1254f7a1a744eba4b29ceb0f20af8f34515d892fdd64John McCall SourceLocation NameLoc, 1255f7a1a744eba4b29ceb0f20af8f34515d892fdd64John McCall bool HasExplicitTemplateArgs) 1256865d447ac6a4721ab58e898d014a21f2eff74b06John McCall : Expr(DependentScopeDeclRefExprClass, T, true, true), 1257f7a1a744eba4b29ceb0f20af8f34515d892fdd64John McCall Name(Name), Loc(NameLoc), 1258f7a1a744eba4b29ceb0f20af8f34515d892fdd64John McCall QualifierRange(QualifierRange), Qualifier(Qualifier), 1259f7a1a744eba4b29ceb0f20af8f34515d892fdd64John McCall HasExplicitTemplateArgs(HasExplicitTemplateArgs) 1260f7a1a744eba4b29ceb0f20af8f34515d892fdd64John McCall {} 1261f7a1a744eba4b29ceb0f20af8f34515d892fdd64John McCall 1262f7a1a744eba4b29ceb0f20af8f34515d892fdd64John McCallpublic: 1263f7a1a744eba4b29ceb0f20af8f34515d892fdd64John McCall static DependentScopeDeclRefExpr *Create(ASTContext &C, 1264f7a1a744eba4b29ceb0f20af8f34515d892fdd64John McCall NestedNameSpecifier *Qualifier, 1265f7a1a744eba4b29ceb0f20af8f34515d892fdd64John McCall SourceRange QualifierRange, 1266f7a1a744eba4b29ceb0f20af8f34515d892fdd64John McCall DeclarationName Name, 1267f7a1a744eba4b29ceb0f20af8f34515d892fdd64John McCall SourceLocation NameLoc, 1268f7a1a744eba4b29ceb0f20af8f34515d892fdd64John McCall const TemplateArgumentListInfo *TemplateArgs = 0); 12695953d8b37f92f0cf548941f617c9b0a7703df33bDouglas Gregor 12705953d8b37f92f0cf548941f617c9b0a7703df33bDouglas Gregor /// \brief Retrieve the name that this expression refers to. 12715953d8b37f92f0cf548941f617c9b0a7703df33bDouglas Gregor DeclarationName getDeclName() const { return Name; } 12725953d8b37f92f0cf548941f617c9b0a7703df33bDouglas Gregor 12735953d8b37f92f0cf548941f617c9b0a7703df33bDouglas Gregor /// \brief Retrieve the location of the name within the expression. 12745953d8b37f92f0cf548941f617c9b0a7703df33bDouglas Gregor SourceLocation getLocation() const { return Loc; } 12755953d8b37f92f0cf548941f617c9b0a7703df33bDouglas Gregor 12765953d8b37f92f0cf548941f617c9b0a7703df33bDouglas Gregor /// \brief Retrieve the source range of the nested-name-specifier. 12775953d8b37f92f0cf548941f617c9b0a7703df33bDouglas Gregor SourceRange getQualifierRange() const { return QualifierRange; } 12785953d8b37f92f0cf548941f617c9b0a7703df33bDouglas Gregor 1279ab452ba8323d1985e08bade2bced588cddf2cc28Douglas Gregor /// \brief Retrieve the nested-name-specifier that qualifies this 1280ab452ba8323d1985e08bade2bced588cddf2cc28Douglas Gregor /// declaration. 1281edce4dd44732dfad69f28822dddcf2b8e92b4483Douglas Gregor NestedNameSpecifier *getQualifier() const { return Qualifier; } 12821eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 1283f7a1a744eba4b29ceb0f20af8f34515d892fdd64John McCall /// Determines whether this lookup had explicit template arguments. 1284f7a1a744eba4b29ceb0f20af8f34515d892fdd64John McCall bool hasExplicitTemplateArgs() const { return HasExplicitTemplateArgs; } 12851eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 1286f7a1a744eba4b29ceb0f20af8f34515d892fdd64John McCall // Note that, inconsistently with the explicit-template-argument AST 1287f7a1a744eba4b29ceb0f20af8f34515d892fdd64John McCall // nodes, users are *forbidden* from calling these methods on objects 1288f7a1a744eba4b29ceb0f20af8f34515d892fdd64John McCall // without explicit template arguments. 12891eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 1290f7a1a744eba4b29ceb0f20af8f34515d892fdd64John McCall /// Gets a reference to the explicit template argument list. 1291f7a1a744eba4b29ceb0f20af8f34515d892fdd64John McCall const ExplicitTemplateArgumentList &getExplicitTemplateArgs() const { 1292f7a1a744eba4b29ceb0f20af8f34515d892fdd64John McCall assert(hasExplicitTemplateArgs()); 1293f7a1a744eba4b29ceb0f20af8f34515d892fdd64John McCall return *reinterpret_cast<const ExplicitTemplateArgumentList*>(this + 1); 1294f7a1a744eba4b29ceb0f20af8f34515d892fdd64John McCall } 12951eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 1296f7a1a744eba4b29ceb0f20af8f34515d892fdd64John McCall /// \brief Copies the template arguments (if present) into the given 1297f7a1a744eba4b29ceb0f20af8f34515d892fdd64John McCall /// structure. 1298f7a1a744eba4b29ceb0f20af8f34515d892fdd64John McCall void copyTemplateArgumentsInto(TemplateArgumentListInfo &List) const { 1299f7a1a744eba4b29ceb0f20af8f34515d892fdd64John McCall getExplicitTemplateArgs().copyInto(List); 1300f7a1a744eba4b29ceb0f20af8f34515d892fdd64John McCall } 1301f7a1a744eba4b29ceb0f20af8f34515d892fdd64John McCall 1302f7a1a744eba4b29ceb0f20af8f34515d892fdd64John McCall SourceLocation getLAngleLoc() const { 1303f7a1a744eba4b29ceb0f20af8f34515d892fdd64John McCall return getExplicitTemplateArgs().LAngleLoc; 1304edce4dd44732dfad69f28822dddcf2b8e92b4483Douglas Gregor } 13051eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 1306f7a1a744eba4b29ceb0f20af8f34515d892fdd64John McCall SourceLocation getRAngleLoc() const { 1307f7a1a744eba4b29ceb0f20af8f34515d892fdd64John McCall return getExplicitTemplateArgs().RAngleLoc; 1308f7a1a744eba4b29ceb0f20af8f34515d892fdd64John McCall } 13091eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 1310f7a1a744eba4b29ceb0f20af8f34515d892fdd64John McCall TemplateArgumentLoc const *getTemplateArgs() const { 1311f7a1a744eba4b29ceb0f20af8f34515d892fdd64John McCall return getExplicitTemplateArgs().getTemplateArgs(); 1312d5532b6cfff2977e0c59fa6ead7f7973984a620dJohn McCall } 1313d5532b6cfff2977e0c59fa6ead7f7973984a620dJohn McCall 1314f7a1a744eba4b29ceb0f20af8f34515d892fdd64John McCall unsigned getNumTemplateArgs() const { 1315f7a1a744eba4b29ceb0f20af8f34515d892fdd64John McCall return getExplicitTemplateArgs().NumTemplateArgs; 1316f7a1a744eba4b29ceb0f20af8f34515d892fdd64John McCall } 13171eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 1318edce4dd44732dfad69f28822dddcf2b8e92b4483Douglas Gregor virtual SourceRange getSourceRange() const { 1319f7a1a744eba4b29ceb0f20af8f34515d892fdd64John McCall SourceRange Range(QualifierRange.getBegin(), getLocation()); 1320f7a1a744eba4b29ceb0f20af8f34515d892fdd64John McCall if (hasExplicitTemplateArgs()) 1321f7a1a744eba4b29ceb0f20af8f34515d892fdd64John McCall Range.setEnd(getRAngleLoc()); 1322f7a1a744eba4b29ceb0f20af8f34515d892fdd64John McCall return Range; 1323edce4dd44732dfad69f28822dddcf2b8e92b4483Douglas Gregor } 13241eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 13251eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump static bool classof(const Stmt *T) { 1326f7a1a744eba4b29ceb0f20af8f34515d892fdd64John McCall return T->getStmtClass() == DependentScopeDeclRefExprClass; 1327edce4dd44732dfad69f28822dddcf2b8e92b4483Douglas Gregor } 1328f7a1a744eba4b29ceb0f20af8f34515d892fdd64John McCall static bool classof(const DependentScopeDeclRefExpr *) { return true; } 1329f7a1a744eba4b29ceb0f20af8f34515d892fdd64John McCall 1330f7a1a744eba4b29ceb0f20af8f34515d892fdd64John McCall virtual StmtIterator child_begin(); 1331f7a1a744eba4b29ceb0f20af8f34515d892fdd64John McCall virtual StmtIterator child_end(); 1332edce4dd44732dfad69f28822dddcf2b8e92b4483Douglas Gregor}; 13331eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 13342d44e8a41de8a33c0f04ac198714f71dc841bab0Anders Carlssonclass CXXExprWithTemporaries : public Expr { 133502bbfa33590dfe3107e801fb526b7ab0bdfd00eeAnders Carlsson Stmt *SubExpr; 13361eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 1337ff6b3d64c9f07155f1414411b8451d7bf8937c62Anders Carlsson CXXTemporary **Temps; 1338ff6b3d64c9f07155f1414411b8451d7bf8937c62Anders Carlsson unsigned NumTemps; 133902bbfa33590dfe3107e801fb526b7ab0bdfd00eeAnders Carlsson 13401eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump CXXExprWithTemporaries(Expr *SubExpr, CXXTemporary **Temps, 13410ece491d8f62ce67f047491a6703fac0d3bd4ff4Anders Carlsson unsigned NumTemps); 13422d44e8a41de8a33c0f04ac198714f71dc841bab0Anders Carlsson ~CXXExprWithTemporaries(); 134342602bb40aefcc2751d4078ba88aacf4d965c9bdDouglas Gregor 134442602bb40aefcc2751d4078ba88aacf4d965c9bdDouglas Gregorprotected: 134542602bb40aefcc2751d4078ba88aacf4d965c9bdDouglas Gregor virtual void DoDestroy(ASTContext &C); 134642602bb40aefcc2751d4078ba88aacf4d965c9bdDouglas Gregor 134788eaf075c56672761b72cc50957db4a35bf24ebdAnders Carlssonpublic: 134888eaf075c56672761b72cc50957db4a35bf24ebdAnders Carlsson static CXXExprWithTemporaries *Create(ASTContext &C, Expr *SubExpr, 13490ece491d8f62ce67f047491a6703fac0d3bd4ff4Anders Carlsson CXXTemporary **Temps, 13500ece491d8f62ce67f047491a6703fac0d3bd4ff4Anders Carlsson unsigned NumTemps); 13511eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 135288eaf075c56672761b72cc50957db4a35bf24ebdAnders Carlsson unsigned getNumTemporaries() const { return NumTemps; } 135388eaf075c56672761b72cc50957db4a35bf24ebdAnders Carlsson CXXTemporary *getTemporary(unsigned i) { 135488eaf075c56672761b72cc50957db4a35bf24ebdAnders Carlsson assert(i < NumTemps && "Index out of range"); 135588eaf075c56672761b72cc50957db4a35bf24ebdAnders Carlsson return Temps[i]; 135688eaf075c56672761b72cc50957db4a35bf24ebdAnders Carlsson } 1357f0721fe438d7e40c168e5d664970e7830bc138fbAnders Carlsson const CXXTemporary *getTemporary(unsigned i) const { 13580ece491d8f62ce67f047491a6703fac0d3bd4ff4Anders Carlsson return const_cast<CXXExprWithTemporaries*>(this)->getTemporary(i); 1359f0721fe438d7e40c168e5d664970e7830bc138fbAnders Carlsson } 13601eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 136102bbfa33590dfe3107e801fb526b7ab0bdfd00eeAnders Carlsson Expr *getSubExpr() { return cast<Expr>(SubExpr); } 1362f0721fe438d7e40c168e5d664970e7830bc138fbAnders Carlsson const Expr *getSubExpr() const { return cast<Expr>(SubExpr); } 136388eaf075c56672761b72cc50957db4a35bf24ebdAnders Carlsson void setSubExpr(Expr *E) { SubExpr = E; } 136402bbfa33590dfe3107e801fb526b7ab0bdfd00eeAnders Carlsson 136596be6917e1c4ba1f4435a14c9e7c6c139571d086Douglas Gregor virtual SourceRange getSourceRange() const { 136696be6917e1c4ba1f4435a14c9e7c6c139571d086Douglas Gregor return SubExpr->getSourceRange(); 136796be6917e1c4ba1f4435a14c9e7c6c139571d086Douglas Gregor } 136802bbfa33590dfe3107e801fb526b7ab0bdfd00eeAnders Carlsson 136902bbfa33590dfe3107e801fb526b7ab0bdfd00eeAnders Carlsson // Implement isa/cast/dyncast/etc. 137002bbfa33590dfe3107e801fb526b7ab0bdfd00eeAnders Carlsson static bool classof(const Stmt *T) { 13712d44e8a41de8a33c0f04ac198714f71dc841bab0Anders Carlsson return T->getStmtClass() == CXXExprWithTemporariesClass; 137202bbfa33590dfe3107e801fb526b7ab0bdfd00eeAnders Carlsson } 13732d44e8a41de8a33c0f04ac198714f71dc841bab0Anders Carlsson static bool classof(const CXXExprWithTemporaries *) { return true; } 137402bbfa33590dfe3107e801fb526b7ab0bdfd00eeAnders Carlsson 137502bbfa33590dfe3107e801fb526b7ab0bdfd00eeAnders Carlsson // Iterators 137602bbfa33590dfe3107e801fb526b7ab0bdfd00eeAnders Carlsson virtual child_iterator child_begin(); 137702bbfa33590dfe3107e801fb526b7ab0bdfd00eeAnders Carlsson virtual child_iterator child_end(); 137802bbfa33590dfe3107e801fb526b7ab0bdfd00eeAnders Carlsson}; 137902bbfa33590dfe3107e801fb526b7ab0bdfd00eeAnders Carlsson 1380d81e6ca6e378c3996a139066a5c4b7fc1869630cDouglas Gregor/// \brief Describes an explicit type conversion that uses functional 1381d81e6ca6e378c3996a139066a5c4b7fc1869630cDouglas Gregor/// notion but could not be resolved because one or more arguments are 1382d81e6ca6e378c3996a139066a5c4b7fc1869630cDouglas Gregor/// type-dependent. 1383d81e6ca6e378c3996a139066a5c4b7fc1869630cDouglas Gregor/// 1384d81e6ca6e378c3996a139066a5c4b7fc1869630cDouglas Gregor/// The explicit type conversions expressed by 1385d81e6ca6e378c3996a139066a5c4b7fc1869630cDouglas Gregor/// CXXUnresolvedConstructExpr have the form \c T(a1, a2, ..., aN), 1386d81e6ca6e378c3996a139066a5c4b7fc1869630cDouglas Gregor/// where \c T is some type and \c a1, a2, ..., aN are values, and 1387d81e6ca6e378c3996a139066a5c4b7fc1869630cDouglas Gregor/// either \C T is a dependent type or one or more of the \c a's is 1388d81e6ca6e378c3996a139066a5c4b7fc1869630cDouglas Gregor/// type-dependent. For example, this would occur in a template such 1389d81e6ca6e378c3996a139066a5c4b7fc1869630cDouglas Gregor/// as: 1390d81e6ca6e378c3996a139066a5c4b7fc1869630cDouglas Gregor/// 1391d81e6ca6e378c3996a139066a5c4b7fc1869630cDouglas Gregor/// \code 1392d81e6ca6e378c3996a139066a5c4b7fc1869630cDouglas Gregor/// template<typename T, typename A1> 1393d81e6ca6e378c3996a139066a5c4b7fc1869630cDouglas Gregor/// inline T make_a(const A1& a1) { 1394d81e6ca6e378c3996a139066a5c4b7fc1869630cDouglas Gregor/// return T(a1); 1395d81e6ca6e378c3996a139066a5c4b7fc1869630cDouglas Gregor/// } 1396d81e6ca6e378c3996a139066a5c4b7fc1869630cDouglas Gregor/// \endcode 1397d81e6ca6e378c3996a139066a5c4b7fc1869630cDouglas Gregor/// 1398d81e6ca6e378c3996a139066a5c4b7fc1869630cDouglas Gregor/// When the returned expression is instantiated, it may resolve to a 1399d81e6ca6e378c3996a139066a5c4b7fc1869630cDouglas Gregor/// constructor call, conversion function call, or some kind of type 1400d81e6ca6e378c3996a139066a5c4b7fc1869630cDouglas Gregor/// conversion. 1401d81e6ca6e378c3996a139066a5c4b7fc1869630cDouglas Gregorclass CXXUnresolvedConstructExpr : public Expr { 1402d81e6ca6e378c3996a139066a5c4b7fc1869630cDouglas Gregor /// \brief The starting location of the type 1403d81e6ca6e378c3996a139066a5c4b7fc1869630cDouglas Gregor SourceLocation TyBeginLoc; 1404d81e6ca6e378c3996a139066a5c4b7fc1869630cDouglas Gregor 1405d81e6ca6e378c3996a139066a5c4b7fc1869630cDouglas Gregor /// \brief The type being constructed. 1406d81e6ca6e378c3996a139066a5c4b7fc1869630cDouglas Gregor QualType Type; 1407d81e6ca6e378c3996a139066a5c4b7fc1869630cDouglas Gregor 1408d81e6ca6e378c3996a139066a5c4b7fc1869630cDouglas Gregor /// \brief The location of the left parentheses ('('). 1409d81e6ca6e378c3996a139066a5c4b7fc1869630cDouglas Gregor SourceLocation LParenLoc; 1410d81e6ca6e378c3996a139066a5c4b7fc1869630cDouglas Gregor 1411d81e6ca6e378c3996a139066a5c4b7fc1869630cDouglas Gregor /// \brief The location of the right parentheses (')'). 1412d81e6ca6e378c3996a139066a5c4b7fc1869630cDouglas Gregor SourceLocation RParenLoc; 1413d81e6ca6e378c3996a139066a5c4b7fc1869630cDouglas Gregor 1414d81e6ca6e378c3996a139066a5c4b7fc1869630cDouglas Gregor /// \brief The number of arguments used to construct the type. 1415d81e6ca6e378c3996a139066a5c4b7fc1869630cDouglas Gregor unsigned NumArgs; 14161eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 1417d81e6ca6e378c3996a139066a5c4b7fc1869630cDouglas Gregor CXXUnresolvedConstructExpr(SourceLocation TyBegin, 1418d81e6ca6e378c3996a139066a5c4b7fc1869630cDouglas Gregor QualType T, 1419d81e6ca6e378c3996a139066a5c4b7fc1869630cDouglas Gregor SourceLocation LParenLoc, 1420d81e6ca6e378c3996a139066a5c4b7fc1869630cDouglas Gregor Expr **Args, 1421d81e6ca6e378c3996a139066a5c4b7fc1869630cDouglas Gregor unsigned NumArgs, 1422d81e6ca6e378c3996a139066a5c4b7fc1869630cDouglas Gregor SourceLocation RParenLoc); 1423d81e6ca6e378c3996a139066a5c4b7fc1869630cDouglas Gregor 1424d81e6ca6e378c3996a139066a5c4b7fc1869630cDouglas Gregorpublic: 14251eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump static CXXUnresolvedConstructExpr *Create(ASTContext &C, 1426d81e6ca6e378c3996a139066a5c4b7fc1869630cDouglas Gregor SourceLocation TyBegin, 1427d81e6ca6e378c3996a139066a5c4b7fc1869630cDouglas Gregor QualType T, 1428d81e6ca6e378c3996a139066a5c4b7fc1869630cDouglas Gregor SourceLocation LParenLoc, 1429d81e6ca6e378c3996a139066a5c4b7fc1869630cDouglas Gregor Expr **Args, 1430d81e6ca6e378c3996a139066a5c4b7fc1869630cDouglas Gregor unsigned NumArgs, 1431d81e6ca6e378c3996a139066a5c4b7fc1869630cDouglas Gregor SourceLocation RParenLoc); 1432d81e6ca6e378c3996a139066a5c4b7fc1869630cDouglas Gregor 1433d81e6ca6e378c3996a139066a5c4b7fc1869630cDouglas Gregor /// \brief Retrieve the source location where the type begins. 1434d81e6ca6e378c3996a139066a5c4b7fc1869630cDouglas Gregor SourceLocation getTypeBeginLoc() const { return TyBeginLoc; } 1435d81e6ca6e378c3996a139066a5c4b7fc1869630cDouglas Gregor void setTypeBeginLoc(SourceLocation L) { TyBeginLoc = L; } 1436d81e6ca6e378c3996a139066a5c4b7fc1869630cDouglas Gregor 1437d81e6ca6e378c3996a139066a5c4b7fc1869630cDouglas Gregor /// \brief Retrieve the type that is being constructed, as specified 1438d81e6ca6e378c3996a139066a5c4b7fc1869630cDouglas Gregor /// in the source code. 1439d81e6ca6e378c3996a139066a5c4b7fc1869630cDouglas Gregor QualType getTypeAsWritten() const { return Type; } 1440d81e6ca6e378c3996a139066a5c4b7fc1869630cDouglas Gregor void setTypeAsWritten(QualType T) { Type = T; } 1441d81e6ca6e378c3996a139066a5c4b7fc1869630cDouglas Gregor 1442d81e6ca6e378c3996a139066a5c4b7fc1869630cDouglas Gregor /// \brief Retrieve the location of the left parentheses ('(') that 1443d81e6ca6e378c3996a139066a5c4b7fc1869630cDouglas Gregor /// precedes the argument list. 1444d81e6ca6e378c3996a139066a5c4b7fc1869630cDouglas Gregor SourceLocation getLParenLoc() const { return LParenLoc; } 1445d81e6ca6e378c3996a139066a5c4b7fc1869630cDouglas Gregor void setLParenLoc(SourceLocation L) { LParenLoc = L; } 1446d81e6ca6e378c3996a139066a5c4b7fc1869630cDouglas Gregor 1447d81e6ca6e378c3996a139066a5c4b7fc1869630cDouglas Gregor /// \brief Retrieve the location of the right parentheses (')') that 1448d81e6ca6e378c3996a139066a5c4b7fc1869630cDouglas Gregor /// follows the argument list. 1449d81e6ca6e378c3996a139066a5c4b7fc1869630cDouglas Gregor SourceLocation getRParenLoc() const { return RParenLoc; } 1450d81e6ca6e378c3996a139066a5c4b7fc1869630cDouglas Gregor void setRParenLoc(SourceLocation L) { RParenLoc = L; } 1451d81e6ca6e378c3996a139066a5c4b7fc1869630cDouglas Gregor 1452d81e6ca6e378c3996a139066a5c4b7fc1869630cDouglas Gregor /// \brief Retrieve the number of arguments. 1453d81e6ca6e378c3996a139066a5c4b7fc1869630cDouglas Gregor unsigned arg_size() const { return NumArgs; } 1454d81e6ca6e378c3996a139066a5c4b7fc1869630cDouglas Gregor 1455d81e6ca6e378c3996a139066a5c4b7fc1869630cDouglas Gregor typedef Expr** arg_iterator; 1456d81e6ca6e378c3996a139066a5c4b7fc1869630cDouglas Gregor arg_iterator arg_begin() { return reinterpret_cast<Expr**>(this + 1); } 1457d81e6ca6e378c3996a139066a5c4b7fc1869630cDouglas Gregor arg_iterator arg_end() { return arg_begin() + NumArgs; } 1458d81e6ca6e378c3996a139066a5c4b7fc1869630cDouglas Gregor 1459d81e6ca6e378c3996a139066a5c4b7fc1869630cDouglas Gregor Expr *getArg(unsigned I) { 1460d81e6ca6e378c3996a139066a5c4b7fc1869630cDouglas Gregor assert(I < NumArgs && "Argument index out-of-range"); 1461d81e6ca6e378c3996a139066a5c4b7fc1869630cDouglas Gregor return *(arg_begin() + I); 1462d81e6ca6e378c3996a139066a5c4b7fc1869630cDouglas Gregor } 1463d81e6ca6e378c3996a139066a5c4b7fc1869630cDouglas Gregor 1464d81e6ca6e378c3996a139066a5c4b7fc1869630cDouglas Gregor virtual SourceRange getSourceRange() const { 1465d81e6ca6e378c3996a139066a5c4b7fc1869630cDouglas Gregor return SourceRange(TyBeginLoc, RParenLoc); 1466d81e6ca6e378c3996a139066a5c4b7fc1869630cDouglas Gregor } 14671eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump static bool classof(const Stmt *T) { 1468d81e6ca6e378c3996a139066a5c4b7fc1869630cDouglas Gregor return T->getStmtClass() == CXXUnresolvedConstructExprClass; 1469d81e6ca6e378c3996a139066a5c4b7fc1869630cDouglas Gregor } 1470d81e6ca6e378c3996a139066a5c4b7fc1869630cDouglas Gregor static bool classof(const CXXUnresolvedConstructExpr *) { return true; } 1471d81e6ca6e378c3996a139066a5c4b7fc1869630cDouglas Gregor 1472d81e6ca6e378c3996a139066a5c4b7fc1869630cDouglas Gregor // Iterators 1473d81e6ca6e378c3996a139066a5c4b7fc1869630cDouglas Gregor virtual child_iterator child_begin(); 1474d81e6ca6e378c3996a139066a5c4b7fc1869630cDouglas Gregor virtual child_iterator child_end(); 1475d81e6ca6e378c3996a139066a5c4b7fc1869630cDouglas Gregor}; 1476d81e6ca6e378c3996a139066a5c4b7fc1869630cDouglas Gregor 1477ba13543329afac4a0d01304ec2ec4924d99306a6John McCall/// \brief Represents a C++ member access expression where the actual 1478ba13543329afac4a0d01304ec2ec4924d99306a6John McCall/// member referenced could not be resolved because the base 1479ba13543329afac4a0d01304ec2ec4924d99306a6John McCall/// expression or the member name was dependent. 1480aa81e1658d87b9011125c632aa902d154ae4b02cJohn McCall/// 1481aa81e1658d87b9011125c632aa902d154ae4b02cJohn McCall/// Like UnresolvedMemberExprs, these can be either implicit or 1482aa81e1658d87b9011125c632aa902d154ae4b02cJohn McCall/// explicit accesses. It is only possible to get one of these with 1483aa81e1658d87b9011125c632aa902d154ae4b02cJohn McCall/// an implicit access if a qualifier is provided. 1484865d447ac6a4721ab58e898d014a21f2eff74b06John McCallclass CXXDependentScopeMemberExpr : public Expr { 14851c0ca59416999129d0439c2661d137ef38e86209Douglas Gregor /// \brief The expression for the base pointer or class reference, 1486aa81e1658d87b9011125c632aa902d154ae4b02cJohn McCall /// e.g., the \c x in x.f. Can be null in implicit accesses. 14871c0ca59416999129d0439c2661d137ef38e86209Douglas Gregor Stmt *Base; 14881eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 1489aa81e1658d87b9011125c632aa902d154ae4b02cJohn McCall /// \brief The type of the base expression. Never null, even for 1490aa81e1658d87b9011125c632aa902d154ae4b02cJohn McCall /// implicit accesses. 1491aa81e1658d87b9011125c632aa902d154ae4b02cJohn McCall QualType BaseType; 1492aa81e1658d87b9011125c632aa902d154ae4b02cJohn McCall 14931c0ca59416999129d0439c2661d137ef38e86209Douglas Gregor /// \brief Whether this member expression used the '->' operator or 14941c0ca59416999129d0439c2661d137ef38e86209Douglas Gregor /// the '.' operator. 14953b6afbb99a1c44b4076f8e15fb7311405941b306Douglas Gregor bool IsArrow : 1; 14961c0ca59416999129d0439c2661d137ef38e86209Douglas Gregor 14973b6afbb99a1c44b4076f8e15fb7311405941b306Douglas Gregor /// \brief Whether this member expression has explicitly-specified template 14983b6afbb99a1c44b4076f8e15fb7311405941b306Douglas Gregor /// arguments. 1499aa81e1658d87b9011125c632aa902d154ae4b02cJohn McCall bool HasExplicitTemplateArgs : 1; 15001eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 15011c0ca59416999129d0439c2661d137ef38e86209Douglas Gregor /// \brief The location of the '->' or '.' operator. 15021c0ca59416999129d0439c2661d137ef38e86209Douglas Gregor SourceLocation OperatorLoc; 15031c0ca59416999129d0439c2661d137ef38e86209Douglas Gregor 1504a38c687ef5354678b9d76a7b29354159f2b83736Douglas Gregor /// \brief The nested-name-specifier that precedes the member name, if any. 1505a38c687ef5354678b9d76a7b29354159f2b83736Douglas Gregor NestedNameSpecifier *Qualifier; 15061eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 1507a38c687ef5354678b9d76a7b29354159f2b83736Douglas Gregor /// \brief The source range covering the nested name specifier. 1508a38c687ef5354678b9d76a7b29354159f2b83736Douglas Gregor SourceRange QualifierRange; 15091eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 1510c68afe2cbe7f875a9243c411077602fb5f5dc74bDouglas Gregor /// \brief In a qualified member access expression such as t->Base::f, this 15111eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump /// member stores the resolves of name lookup in the context of the member 1512c68afe2cbe7f875a9243c411077602fb5f5dc74bDouglas Gregor /// access expression, to be used at instantiation time. 1513c68afe2cbe7f875a9243c411077602fb5f5dc74bDouglas Gregor /// 1514c68afe2cbe7f875a9243c411077602fb5f5dc74bDouglas Gregor /// FIXME: This member, along with the Qualifier and QualifierRange, could 1515c68afe2cbe7f875a9243c411077602fb5f5dc74bDouglas Gregor /// be stuck into a structure that is optionally allocated at the end of 1516865d447ac6a4721ab58e898d014a21f2eff74b06John McCall /// the CXXDependentScopeMemberExpr, to save space in the common case. 1517c68afe2cbe7f875a9243c411077602fb5f5dc74bDouglas Gregor NamedDecl *FirstQualifierFoundInScope; 15181eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 15191c0ca59416999129d0439c2661d137ef38e86209Douglas Gregor /// \brief The member to which this member expression refers, which 15201c0ca59416999129d0439c2661d137ef38e86209Douglas Gregor /// can be name, overloaded operator, or destructor. 1521a38c687ef5354678b9d76a7b29354159f2b83736Douglas Gregor /// FIXME: could also be a template-id 15221c0ca59416999129d0439c2661d137ef38e86209Douglas Gregor DeclarationName Member; 15231c0ca59416999129d0439c2661d137ef38e86209Douglas Gregor 15241c0ca59416999129d0439c2661d137ef38e86209Douglas Gregor /// \brief The location of the member name. 15251c0ca59416999129d0439c2661d137ef38e86209Douglas Gregor SourceLocation MemberLoc; 15261eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 15273b6afbb99a1c44b4076f8e15fb7311405941b306Douglas Gregor /// \brief Retrieve the explicit template argument list that followed the 15283b6afbb99a1c44b4076f8e15fb7311405941b306Douglas Gregor /// member template name, if any. 15293b6afbb99a1c44b4076f8e15fb7311405941b306Douglas Gregor ExplicitTemplateArgumentList *getExplicitTemplateArgumentList() { 1530aa81e1658d87b9011125c632aa902d154ae4b02cJohn McCall assert(HasExplicitTemplateArgs); 15313b6afbb99a1c44b4076f8e15fb7311405941b306Douglas Gregor return reinterpret_cast<ExplicitTemplateArgumentList *>(this + 1); 15323b6afbb99a1c44b4076f8e15fb7311405941b306Douglas Gregor } 15331eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 15343b6afbb99a1c44b4076f8e15fb7311405941b306Douglas Gregor /// \brief Retrieve the explicit template argument list that followed the 15353b6afbb99a1c44b4076f8e15fb7311405941b306Douglas Gregor /// member template name, if any. 15363b6afbb99a1c44b4076f8e15fb7311405941b306Douglas Gregor const ExplicitTemplateArgumentList *getExplicitTemplateArgumentList() const { 1537865d447ac6a4721ab58e898d014a21f2eff74b06John McCall return const_cast<CXXDependentScopeMemberExpr *>(this) 15383b6afbb99a1c44b4076f8e15fb7311405941b306Douglas Gregor ->getExplicitTemplateArgumentList(); 15393b6afbb99a1c44b4076f8e15fb7311405941b306Douglas Gregor } 15401eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 1541865d447ac6a4721ab58e898d014a21f2eff74b06John McCall CXXDependentScopeMemberExpr(ASTContext &C, 1542aa81e1658d87b9011125c632aa902d154ae4b02cJohn McCall Expr *Base, QualType BaseType, bool IsArrow, 15433b6afbb99a1c44b4076f8e15fb7311405941b306Douglas Gregor SourceLocation OperatorLoc, 15443b6afbb99a1c44b4076f8e15fb7311405941b306Douglas Gregor NestedNameSpecifier *Qualifier, 15453b6afbb99a1c44b4076f8e15fb7311405941b306Douglas Gregor SourceRange QualifierRange, 15463b6afbb99a1c44b4076f8e15fb7311405941b306Douglas Gregor NamedDecl *FirstQualifierFoundInScope, 15473b6afbb99a1c44b4076f8e15fb7311405941b306Douglas Gregor DeclarationName Member, 15483b6afbb99a1c44b4076f8e15fb7311405941b306Douglas Gregor SourceLocation MemberLoc, 1549d5532b6cfff2977e0c59fa6ead7f7973984a620dJohn McCall const TemplateArgumentListInfo *TemplateArgs); 15501eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 15511c0ca59416999129d0439c2661d137ef38e86209Douglas Gregorpublic: 1552865d447ac6a4721ab58e898d014a21f2eff74b06John McCall CXXDependentScopeMemberExpr(ASTContext &C, 1553aa81e1658d87b9011125c632aa902d154ae4b02cJohn McCall Expr *Base, QualType BaseType, 1554aa81e1658d87b9011125c632aa902d154ae4b02cJohn McCall bool IsArrow, 15551c0ca59416999129d0439c2661d137ef38e86209Douglas Gregor SourceLocation OperatorLoc, 1556a38c687ef5354678b9d76a7b29354159f2b83736Douglas Gregor NestedNameSpecifier *Qualifier, 1557a38c687ef5354678b9d76a7b29354159f2b83736Douglas Gregor SourceRange QualifierRange, 1558c68afe2cbe7f875a9243c411077602fb5f5dc74bDouglas Gregor NamedDecl *FirstQualifierFoundInScope, 15591c0ca59416999129d0439c2661d137ef38e86209Douglas Gregor DeclarationName Member, 15601c0ca59416999129d0439c2661d137ef38e86209Douglas Gregor SourceLocation MemberLoc) 1561865d447ac6a4721ab58e898d014a21f2eff74b06John McCall : Expr(CXXDependentScopeMemberExprClass, C.DependentTy, true, true), 1562aa81e1658d87b9011125c632aa902d154ae4b02cJohn McCall Base(Base), BaseType(BaseType), IsArrow(IsArrow), 1563aa81e1658d87b9011125c632aa902d154ae4b02cJohn McCall HasExplicitTemplateArgs(false), OperatorLoc(OperatorLoc), 15643b6afbb99a1c44b4076f8e15fb7311405941b306Douglas Gregor Qualifier(Qualifier), QualifierRange(QualifierRange), 15653b6afbb99a1c44b4076f8e15fb7311405941b306Douglas Gregor FirstQualifierFoundInScope(FirstQualifierFoundInScope), 15663b6afbb99a1c44b4076f8e15fb7311405941b306Douglas Gregor Member(Member), MemberLoc(MemberLoc) { } 15671eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 1568865d447ac6a4721ab58e898d014a21f2eff74b06John McCall static CXXDependentScopeMemberExpr * 15691eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump Create(ASTContext &C, 1570aa81e1658d87b9011125c632aa902d154ae4b02cJohn McCall Expr *Base, QualType BaseType, bool IsArrow, 15713b6afbb99a1c44b4076f8e15fb7311405941b306Douglas Gregor SourceLocation OperatorLoc, 15723b6afbb99a1c44b4076f8e15fb7311405941b306Douglas Gregor NestedNameSpecifier *Qualifier, 15733b6afbb99a1c44b4076f8e15fb7311405941b306Douglas Gregor SourceRange QualifierRange, 15743b6afbb99a1c44b4076f8e15fb7311405941b306Douglas Gregor NamedDecl *FirstQualifierFoundInScope, 15753b6afbb99a1c44b4076f8e15fb7311405941b306Douglas Gregor DeclarationName Member, 15763b6afbb99a1c44b4076f8e15fb7311405941b306Douglas Gregor SourceLocation MemberLoc, 1577d5532b6cfff2977e0c59fa6ead7f7973984a620dJohn McCall const TemplateArgumentListInfo *TemplateArgs); 15781eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 1579aa81e1658d87b9011125c632aa902d154ae4b02cJohn McCall /// \brief True if this is an implicit access, i.e. one in which the 1580aa81e1658d87b9011125c632aa902d154ae4b02cJohn McCall /// member being accessed was not written in the source. The source 1581aa81e1658d87b9011125c632aa902d154ae4b02cJohn McCall /// location of the operator is invalid in this case. 1582aa81e1658d87b9011125c632aa902d154ae4b02cJohn McCall bool isImplicitAccess() const { return Base == 0; } 1583aa81e1658d87b9011125c632aa902d154ae4b02cJohn McCall 15841c0ca59416999129d0439c2661d137ef38e86209Douglas Gregor /// \brief Retrieve the base object of this member expressions, 15851c0ca59416999129d0439c2661d137ef38e86209Douglas Gregor /// e.g., the \c x in \c x.m. 1586aa81e1658d87b9011125c632aa902d154ae4b02cJohn McCall Expr *getBase() const { 1587aa81e1658d87b9011125c632aa902d154ae4b02cJohn McCall assert(!isImplicitAccess()); 1588aa81e1658d87b9011125c632aa902d154ae4b02cJohn McCall return cast<Expr>(Base); 1589aa81e1658d87b9011125c632aa902d154ae4b02cJohn McCall } 15901c0ca59416999129d0439c2661d137ef38e86209Douglas Gregor void setBase(Expr *E) { Base = E; } 15911c0ca59416999129d0439c2661d137ef38e86209Douglas Gregor 1592aa81e1658d87b9011125c632aa902d154ae4b02cJohn McCall QualType getBaseType() const { return BaseType; } 1593aa81e1658d87b9011125c632aa902d154ae4b02cJohn McCall 15941c0ca59416999129d0439c2661d137ef38e86209Douglas Gregor /// \brief Determine whether this member expression used the '->' 15951c0ca59416999129d0439c2661d137ef38e86209Douglas Gregor /// operator; otherwise, it used the '.' operator. 15961c0ca59416999129d0439c2661d137ef38e86209Douglas Gregor bool isArrow() const { return IsArrow; } 15971c0ca59416999129d0439c2661d137ef38e86209Douglas Gregor void setArrow(bool A) { IsArrow = A; } 15981c0ca59416999129d0439c2661d137ef38e86209Douglas Gregor 15991c0ca59416999129d0439c2661d137ef38e86209Douglas Gregor /// \brief Retrieve the location of the '->' or '.' operator. 16001c0ca59416999129d0439c2661d137ef38e86209Douglas Gregor SourceLocation getOperatorLoc() const { return OperatorLoc; } 16011c0ca59416999129d0439c2661d137ef38e86209Douglas Gregor void setOperatorLoc(SourceLocation L) { OperatorLoc = L; } 16021c0ca59416999129d0439c2661d137ef38e86209Douglas Gregor 1603a38c687ef5354678b9d76a7b29354159f2b83736Douglas Gregor /// \brief Retrieve the nested-name-specifier that qualifies the member 1604a38c687ef5354678b9d76a7b29354159f2b83736Douglas Gregor /// name. 1605a38c687ef5354678b9d76a7b29354159f2b83736Douglas Gregor NestedNameSpecifier *getQualifier() const { return Qualifier; } 16061eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 1607a38c687ef5354678b9d76a7b29354159f2b83736Douglas Gregor /// \brief Retrieve the source range covering the nested-name-specifier 1608a38c687ef5354678b9d76a7b29354159f2b83736Douglas Gregor /// that qualifies the member name. 1609a38c687ef5354678b9d76a7b29354159f2b83736Douglas Gregor SourceRange getQualifierRange() const { return QualifierRange; } 16101eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 1611c68afe2cbe7f875a9243c411077602fb5f5dc74bDouglas Gregor /// \brief Retrieve the first part of the nested-name-specifier that was 1612c68afe2cbe7f875a9243c411077602fb5f5dc74bDouglas Gregor /// found in the scope of the member access expression when the member access 1613c68afe2cbe7f875a9243c411077602fb5f5dc74bDouglas Gregor /// was initially parsed. 1614c68afe2cbe7f875a9243c411077602fb5f5dc74bDouglas Gregor /// 1615c68afe2cbe7f875a9243c411077602fb5f5dc74bDouglas Gregor /// This function only returns a useful result when member access expression 16161eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump /// uses a qualified member name, e.g., "x.Base::f". Here, the declaration 16171eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump /// returned by this function describes what was found by unqualified name 1618c68afe2cbe7f875a9243c411077602fb5f5dc74bDouglas Gregor /// lookup for the identifier "Base" within the scope of the member access 1619c68afe2cbe7f875a9243c411077602fb5f5dc74bDouglas Gregor /// expression itself. At template instantiation time, this information is 1620c68afe2cbe7f875a9243c411077602fb5f5dc74bDouglas Gregor /// combined with the results of name lookup into the type of the object 1621c68afe2cbe7f875a9243c411077602fb5f5dc74bDouglas Gregor /// expression itself (the class type of x). 16221eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump NamedDecl *getFirstQualifierFoundInScope() const { 1623c68afe2cbe7f875a9243c411077602fb5f5dc74bDouglas Gregor return FirstQualifierFoundInScope; 1624c68afe2cbe7f875a9243c411077602fb5f5dc74bDouglas Gregor } 16251eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 16261c0ca59416999129d0439c2661d137ef38e86209Douglas Gregor /// \brief Retrieve the name of the member that this expression 16271c0ca59416999129d0439c2661d137ef38e86209Douglas Gregor /// refers to. 16281c0ca59416999129d0439c2661d137ef38e86209Douglas Gregor DeclarationName getMember() const { return Member; } 16291c0ca59416999129d0439c2661d137ef38e86209Douglas Gregor void setMember(DeclarationName N) { Member = N; } 16301c0ca59416999129d0439c2661d137ef38e86209Douglas Gregor 16311c0ca59416999129d0439c2661d137ef38e86209Douglas Gregor // \brief Retrieve the location of the name of the member that this 16321c0ca59416999129d0439c2661d137ef38e86209Douglas Gregor // expression refers to. 16331c0ca59416999129d0439c2661d137ef38e86209Douglas Gregor SourceLocation getMemberLoc() const { return MemberLoc; } 16341c0ca59416999129d0439c2661d137ef38e86209Douglas Gregor void setMemberLoc(SourceLocation L) { MemberLoc = L; } 16351c0ca59416999129d0439c2661d137ef38e86209Douglas Gregor 16363b6afbb99a1c44b4076f8e15fb7311405941b306Douglas Gregor /// \brief Determines whether this member expression actually had a C++ 16373b6afbb99a1c44b4076f8e15fb7311405941b306Douglas Gregor /// template argument list explicitly specified, e.g., x.f<int>. 1638aa81e1658d87b9011125c632aa902d154ae4b02cJohn McCall bool hasExplicitTemplateArgs() const { 1639aa81e1658d87b9011125c632aa902d154ae4b02cJohn McCall return HasExplicitTemplateArgs; 16403b6afbb99a1c44b4076f8e15fb7311405941b306Douglas Gregor } 16411eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 1642d5532b6cfff2977e0c59fa6ead7f7973984a620dJohn McCall /// \brief Copies the template arguments (if present) into the given 1643d5532b6cfff2977e0c59fa6ead7f7973984a620dJohn McCall /// structure. 1644d5532b6cfff2977e0c59fa6ead7f7973984a620dJohn McCall void copyTemplateArgumentsInto(TemplateArgumentListInfo &List) const { 1645aa81e1658d87b9011125c632aa902d154ae4b02cJohn McCall assert(HasExplicitTemplateArgs); 1646aa81e1658d87b9011125c632aa902d154ae4b02cJohn McCall getExplicitTemplateArgumentList()->copyInto(List); 1647d5532b6cfff2977e0c59fa6ead7f7973984a620dJohn McCall } 1648d5532b6cfff2977e0c59fa6ead7f7973984a620dJohn McCall 16491eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump /// \brief Retrieve the location of the left angle bracket following the 16503b6afbb99a1c44b4076f8e15fb7311405941b306Douglas Gregor /// member name ('<'), if any. 16511eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump SourceLocation getLAngleLoc() const { 1652aa81e1658d87b9011125c632aa902d154ae4b02cJohn McCall assert(HasExplicitTemplateArgs); 16533b6afbb99a1c44b4076f8e15fb7311405941b306Douglas Gregor return getExplicitTemplateArgumentList()->LAngleLoc; 16543b6afbb99a1c44b4076f8e15fb7311405941b306Douglas Gregor } 16551eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 16563b6afbb99a1c44b4076f8e15fb7311405941b306Douglas Gregor /// \brief Retrieve the template arguments provided as part of this 16573b6afbb99a1c44b4076f8e15fb7311405941b306Douglas Gregor /// template-id. 1658833ca991c1bfc967f0995974ca86f66ba1f666b5John McCall const TemplateArgumentLoc *getTemplateArgs() const { 1659aa81e1658d87b9011125c632aa902d154ae4b02cJohn McCall assert(HasExplicitTemplateArgs); 16603b6afbb99a1c44b4076f8e15fb7311405941b306Douglas Gregor return getExplicitTemplateArgumentList()->getTemplateArgs(); 16613b6afbb99a1c44b4076f8e15fb7311405941b306Douglas Gregor } 16621eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 16633b6afbb99a1c44b4076f8e15fb7311405941b306Douglas Gregor /// \brief Retrieve the number of template arguments provided as part of this 16643b6afbb99a1c44b4076f8e15fb7311405941b306Douglas Gregor /// template-id. 16651eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump unsigned getNumTemplateArgs() const { 1666aa81e1658d87b9011125c632aa902d154ae4b02cJohn McCall assert(HasExplicitTemplateArgs); 16673b6afbb99a1c44b4076f8e15fb7311405941b306Douglas Gregor return getExplicitTemplateArgumentList()->NumTemplateArgs; 16683b6afbb99a1c44b4076f8e15fb7311405941b306Douglas Gregor } 16691eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 16701eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump /// \brief Retrieve the location of the right angle bracket following the 16713b6afbb99a1c44b4076f8e15fb7311405941b306Douglas Gregor /// template arguments ('>'). 16721eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump SourceLocation getRAngleLoc() const { 1673aa81e1658d87b9011125c632aa902d154ae4b02cJohn McCall assert(HasExplicitTemplateArgs); 16743b6afbb99a1c44b4076f8e15fb7311405941b306Douglas Gregor return getExplicitTemplateArgumentList()->RAngleLoc; 16753b6afbb99a1c44b4076f8e15fb7311405941b306Douglas Gregor } 16761eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 16771c0ca59416999129d0439c2661d137ef38e86209Douglas Gregor virtual SourceRange getSourceRange() const { 1678aa81e1658d87b9011125c632aa902d154ae4b02cJohn McCall SourceRange Range; 1679aa81e1658d87b9011125c632aa902d154ae4b02cJohn McCall if (!isImplicitAccess()) 1680aa81e1658d87b9011125c632aa902d154ae4b02cJohn McCall Range.setBegin(Base->getSourceRange().getBegin()); 1681aa81e1658d87b9011125c632aa902d154ae4b02cJohn McCall else if (getQualifier()) 1682aa81e1658d87b9011125c632aa902d154ae4b02cJohn McCall Range.setBegin(getQualifierRange().getBegin()); 1683aa81e1658d87b9011125c632aa902d154ae4b02cJohn McCall else 1684aa81e1658d87b9011125c632aa902d154ae4b02cJohn McCall Range.setBegin(MemberLoc); 16851eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 1686aa81e1658d87b9011125c632aa902d154ae4b02cJohn McCall if (hasExplicitTemplateArgs()) 1687aa81e1658d87b9011125c632aa902d154ae4b02cJohn McCall Range.setEnd(getRAngleLoc()); 1688aa81e1658d87b9011125c632aa902d154ae4b02cJohn McCall else 1689aa81e1658d87b9011125c632aa902d154ae4b02cJohn McCall Range.setEnd(MemberLoc); 1690aa81e1658d87b9011125c632aa902d154ae4b02cJohn McCall return Range; 16911c0ca59416999129d0439c2661d137ef38e86209Douglas Gregor } 16921eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 16931eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump static bool classof(const Stmt *T) { 1694865d447ac6a4721ab58e898d014a21f2eff74b06John McCall return T->getStmtClass() == CXXDependentScopeMemberExprClass; 16951c0ca59416999129d0439c2661d137ef38e86209Douglas Gregor } 1696865d447ac6a4721ab58e898d014a21f2eff74b06John McCall static bool classof(const CXXDependentScopeMemberExpr *) { return true; } 16971c0ca59416999129d0439c2661d137ef38e86209Douglas Gregor 16981c0ca59416999129d0439c2661d137ef38e86209Douglas Gregor // Iterators 16991c0ca59416999129d0439c2661d137ef38e86209Douglas Gregor virtual child_iterator child_begin(); 17001c0ca59416999129d0439c2661d137ef38e86209Douglas Gregor virtual child_iterator child_end(); 17011c0ca59416999129d0439c2661d137ef38e86209Douglas Gregor}; 17021c0ca59416999129d0439c2661d137ef38e86209Douglas Gregor 1703129e2df52ed7e0434b3f1cf1867fd6a5cb083ff6John McCall/// \brief Represents a C++ member access expression for which lookup 1704aa81e1658d87b9011125c632aa902d154ae4b02cJohn McCall/// produced a set of overloaded functions. 1705aa81e1658d87b9011125c632aa902d154ae4b02cJohn McCall/// 1706aa81e1658d87b9011125c632aa902d154ae4b02cJohn McCall/// The member access may be explicit or implicit: 1707aa81e1658d87b9011125c632aa902d154ae4b02cJohn McCall/// struct A { 1708aa81e1658d87b9011125c632aa902d154ae4b02cJohn McCall/// int a, b; 1709aa81e1658d87b9011125c632aa902d154ae4b02cJohn McCall/// int explicitAccess() { return this->a + this->A::b; } 1710aa81e1658d87b9011125c632aa902d154ae4b02cJohn McCall/// int implicitAccess() { return a + A::b; } 1711aa81e1658d87b9011125c632aa902d154ae4b02cJohn McCall/// }; 1712aa81e1658d87b9011125c632aa902d154ae4b02cJohn McCall/// 1713aa81e1658d87b9011125c632aa902d154ae4b02cJohn McCall/// In the final AST, an explicit access always becomes a MemberExpr. 1714aa81e1658d87b9011125c632aa902d154ae4b02cJohn McCall/// An implicit access may become either a MemberExpr or a 1715aa81e1658d87b9011125c632aa902d154ae4b02cJohn McCall/// DeclRefExpr, depending on whether the member is static. 1716129e2df52ed7e0434b3f1cf1867fd6a5cb083ff6John McCallclass UnresolvedMemberExpr : public Expr { 1717129e2df52ed7e0434b3f1cf1867fd6a5cb083ff6John McCall /// The results. These are undesugared, which is to say, they may 1718129e2df52ed7e0434b3f1cf1867fd6a5cb083ff6John McCall /// include UsingShadowDecls. 1719129e2df52ed7e0434b3f1cf1867fd6a5cb083ff6John McCall UnresolvedSet Results; 1720129e2df52ed7e0434b3f1cf1867fd6a5cb083ff6John McCall 1721129e2df52ed7e0434b3f1cf1867fd6a5cb083ff6John McCall /// \brief The expression for the base pointer or class reference, 1722aa81e1658d87b9011125c632aa902d154ae4b02cJohn McCall /// e.g., the \c x in x.f. This can be null if this is an 'unbased' 1723aa81e1658d87b9011125c632aa902d154ae4b02cJohn McCall /// member expression 1724129e2df52ed7e0434b3f1cf1867fd6a5cb083ff6John McCall Stmt *Base; 1725129e2df52ed7e0434b3f1cf1867fd6a5cb083ff6John McCall 1726aa81e1658d87b9011125c632aa902d154ae4b02cJohn McCall /// \brief The type of the base expression; never null. 1727aa81e1658d87b9011125c632aa902d154ae4b02cJohn McCall QualType BaseType; 1728aa81e1658d87b9011125c632aa902d154ae4b02cJohn McCall 1729129e2df52ed7e0434b3f1cf1867fd6a5cb083ff6John McCall /// \brief Whether this member expression used the '->' operator or 1730129e2df52ed7e0434b3f1cf1867fd6a5cb083ff6John McCall /// the '.' operator. 1731129e2df52ed7e0434b3f1cf1867fd6a5cb083ff6John McCall bool IsArrow : 1; 1732129e2df52ed7e0434b3f1cf1867fd6a5cb083ff6John McCall 1733129e2df52ed7e0434b3f1cf1867fd6a5cb083ff6John McCall /// \brief Whether the lookup results contain an unresolved using 1734129e2df52ed7e0434b3f1cf1867fd6a5cb083ff6John McCall /// declaration. 1735129e2df52ed7e0434b3f1cf1867fd6a5cb083ff6John McCall bool HasUnresolvedUsing : 1; 1736129e2df52ed7e0434b3f1cf1867fd6a5cb083ff6John McCall 1737129e2df52ed7e0434b3f1cf1867fd6a5cb083ff6John McCall /// \brief Whether this member expression has explicitly-specified template 1738129e2df52ed7e0434b3f1cf1867fd6a5cb083ff6John McCall /// arguments. 1739129e2df52ed7e0434b3f1cf1867fd6a5cb083ff6John McCall bool HasExplicitTemplateArgs : 1; 1740129e2df52ed7e0434b3f1cf1867fd6a5cb083ff6John McCall 1741129e2df52ed7e0434b3f1cf1867fd6a5cb083ff6John McCall /// \brief The location of the '->' or '.' operator. 1742129e2df52ed7e0434b3f1cf1867fd6a5cb083ff6John McCall SourceLocation OperatorLoc; 1743129e2df52ed7e0434b3f1cf1867fd6a5cb083ff6John McCall 1744129e2df52ed7e0434b3f1cf1867fd6a5cb083ff6John McCall /// \brief The nested-name-specifier that precedes the member name, if any. 1745129e2df52ed7e0434b3f1cf1867fd6a5cb083ff6John McCall NestedNameSpecifier *Qualifier; 1746129e2df52ed7e0434b3f1cf1867fd6a5cb083ff6John McCall 1747129e2df52ed7e0434b3f1cf1867fd6a5cb083ff6John McCall /// \brief The source range covering the nested name specifier. 1748129e2df52ed7e0434b3f1cf1867fd6a5cb083ff6John McCall SourceRange QualifierRange; 1749129e2df52ed7e0434b3f1cf1867fd6a5cb083ff6John McCall 1750129e2df52ed7e0434b3f1cf1867fd6a5cb083ff6John McCall /// \brief The member to which this member expression refers, which 1751129e2df52ed7e0434b3f1cf1867fd6a5cb083ff6John McCall /// can be a name or an overloaded operator. 1752129e2df52ed7e0434b3f1cf1867fd6a5cb083ff6John McCall DeclarationName MemberName; 1753129e2df52ed7e0434b3f1cf1867fd6a5cb083ff6John McCall 1754129e2df52ed7e0434b3f1cf1867fd6a5cb083ff6John McCall /// \brief The location of the member name. 1755129e2df52ed7e0434b3f1cf1867fd6a5cb083ff6John McCall SourceLocation MemberLoc; 1756129e2df52ed7e0434b3f1cf1867fd6a5cb083ff6John McCall 1757129e2df52ed7e0434b3f1cf1867fd6a5cb083ff6John McCall /// \brief Retrieve the explicit template argument list that followed the 1758129e2df52ed7e0434b3f1cf1867fd6a5cb083ff6John McCall /// member template name. 1759129e2df52ed7e0434b3f1cf1867fd6a5cb083ff6John McCall ExplicitTemplateArgumentList *getExplicitTemplateArgs() { 1760129e2df52ed7e0434b3f1cf1867fd6a5cb083ff6John McCall assert(HasExplicitTemplateArgs); 1761129e2df52ed7e0434b3f1cf1867fd6a5cb083ff6John McCall return reinterpret_cast<ExplicitTemplateArgumentList *>(this + 1); 1762129e2df52ed7e0434b3f1cf1867fd6a5cb083ff6John McCall } 1763129e2df52ed7e0434b3f1cf1867fd6a5cb083ff6John McCall 1764129e2df52ed7e0434b3f1cf1867fd6a5cb083ff6John McCall /// \brief Retrieve the explicit template argument list that followed the 1765129e2df52ed7e0434b3f1cf1867fd6a5cb083ff6John McCall /// member template name, if any. 1766129e2df52ed7e0434b3f1cf1867fd6a5cb083ff6John McCall const ExplicitTemplateArgumentList *getExplicitTemplateArgs() const { 1767129e2df52ed7e0434b3f1cf1867fd6a5cb083ff6John McCall return const_cast<UnresolvedMemberExpr*>(this)->getExplicitTemplateArgs(); 1768129e2df52ed7e0434b3f1cf1867fd6a5cb083ff6John McCall } 1769129e2df52ed7e0434b3f1cf1867fd6a5cb083ff6John McCall 1770129e2df52ed7e0434b3f1cf1867fd6a5cb083ff6John McCall UnresolvedMemberExpr(QualType T, bool Dependent, 1771129e2df52ed7e0434b3f1cf1867fd6a5cb083ff6John McCall bool HasUnresolvedUsing, 1772aa81e1658d87b9011125c632aa902d154ae4b02cJohn McCall Expr *Base, QualType BaseType, bool IsArrow, 1773129e2df52ed7e0434b3f1cf1867fd6a5cb083ff6John McCall SourceLocation OperatorLoc, 1774129e2df52ed7e0434b3f1cf1867fd6a5cb083ff6John McCall NestedNameSpecifier *Qualifier, 1775129e2df52ed7e0434b3f1cf1867fd6a5cb083ff6John McCall SourceRange QualifierRange, 1776129e2df52ed7e0434b3f1cf1867fd6a5cb083ff6John McCall DeclarationName Member, 1777129e2df52ed7e0434b3f1cf1867fd6a5cb083ff6John McCall SourceLocation MemberLoc, 1778129e2df52ed7e0434b3f1cf1867fd6a5cb083ff6John McCall const TemplateArgumentListInfo *TemplateArgs); 1779129e2df52ed7e0434b3f1cf1867fd6a5cb083ff6John McCall 1780129e2df52ed7e0434b3f1cf1867fd6a5cb083ff6John McCallpublic: 1781129e2df52ed7e0434b3f1cf1867fd6a5cb083ff6John McCall static UnresolvedMemberExpr * 1782129e2df52ed7e0434b3f1cf1867fd6a5cb083ff6John McCall Create(ASTContext &C, bool Dependent, bool HasUnresolvedUsing, 1783aa81e1658d87b9011125c632aa902d154ae4b02cJohn McCall Expr *Base, QualType BaseType, bool IsArrow, 1784129e2df52ed7e0434b3f1cf1867fd6a5cb083ff6John McCall SourceLocation OperatorLoc, 1785129e2df52ed7e0434b3f1cf1867fd6a5cb083ff6John McCall NestedNameSpecifier *Qualifier, 1786129e2df52ed7e0434b3f1cf1867fd6a5cb083ff6John McCall SourceRange QualifierRange, 1787129e2df52ed7e0434b3f1cf1867fd6a5cb083ff6John McCall DeclarationName Member, 1788129e2df52ed7e0434b3f1cf1867fd6a5cb083ff6John McCall SourceLocation MemberLoc, 1789129e2df52ed7e0434b3f1cf1867fd6a5cb083ff6John McCall const TemplateArgumentListInfo *TemplateArgs); 1790129e2df52ed7e0434b3f1cf1867fd6a5cb083ff6John McCall 1791129e2df52ed7e0434b3f1cf1867fd6a5cb083ff6John McCall /// Adds a declaration to the unresolved set. By assumption, all of 1792129e2df52ed7e0434b3f1cf1867fd6a5cb083ff6John McCall /// these happen at initialization time and properties like 1793129e2df52ed7e0434b3f1cf1867fd6a5cb083ff6John McCall /// 'Dependent' and 'HasUnresolvedUsing' take them into account. 1794129e2df52ed7e0434b3f1cf1867fd6a5cb083ff6John McCall void addDecl(NamedDecl *Decl) { 1795129e2df52ed7e0434b3f1cf1867fd6a5cb083ff6John McCall Results.addDecl(Decl); 1796129e2df52ed7e0434b3f1cf1867fd6a5cb083ff6John McCall } 1797129e2df52ed7e0434b3f1cf1867fd6a5cb083ff6John McCall 1798129e2df52ed7e0434b3f1cf1867fd6a5cb083ff6John McCall typedef UnresolvedSet::iterator decls_iterator; 1799129e2df52ed7e0434b3f1cf1867fd6a5cb083ff6John McCall decls_iterator decls_begin() const { return Results.begin(); } 1800129e2df52ed7e0434b3f1cf1867fd6a5cb083ff6John McCall decls_iterator decls_end() const { return Results.end(); } 1801129e2df52ed7e0434b3f1cf1867fd6a5cb083ff6John McCall 1802129e2df52ed7e0434b3f1cf1867fd6a5cb083ff6John McCall unsigned getNumDecls() const { return Results.size(); } 1803129e2df52ed7e0434b3f1cf1867fd6a5cb083ff6John McCall 1804aa81e1658d87b9011125c632aa902d154ae4b02cJohn McCall /// \brief True if this is an implicit access, i.e. one in which the 1805aa81e1658d87b9011125c632aa902d154ae4b02cJohn McCall /// member being accessed was not written in the source. The source 1806aa81e1658d87b9011125c632aa902d154ae4b02cJohn McCall /// location of the operator is invalid in this case. 1807aa81e1658d87b9011125c632aa902d154ae4b02cJohn McCall bool isImplicitAccess() const { return Base == 0; } 1808aa81e1658d87b9011125c632aa902d154ae4b02cJohn McCall 1809129e2df52ed7e0434b3f1cf1867fd6a5cb083ff6John McCall /// \brief Retrieve the base object of this member expressions, 1810129e2df52ed7e0434b3f1cf1867fd6a5cb083ff6John McCall /// e.g., the \c x in \c x.m. 1811aa81e1658d87b9011125c632aa902d154ae4b02cJohn McCall Expr *getBase() { 1812aa81e1658d87b9011125c632aa902d154ae4b02cJohn McCall assert(!isImplicitAccess()); 1813aa81e1658d87b9011125c632aa902d154ae4b02cJohn McCall return cast<Expr>(Base); 1814aa81e1658d87b9011125c632aa902d154ae4b02cJohn McCall } 1815129e2df52ed7e0434b3f1cf1867fd6a5cb083ff6John McCall void setBase(Expr *E) { Base = E; } 1816129e2df52ed7e0434b3f1cf1867fd6a5cb083ff6John McCall 1817aa81e1658d87b9011125c632aa902d154ae4b02cJohn McCall QualType getBaseType() const { return BaseType; } 1818aa81e1658d87b9011125c632aa902d154ae4b02cJohn McCall 1819129e2df52ed7e0434b3f1cf1867fd6a5cb083ff6John McCall /// \brief Determine whether this member expression used the '->' 1820129e2df52ed7e0434b3f1cf1867fd6a5cb083ff6John McCall /// operator; otherwise, it used the '.' operator. 1821129e2df52ed7e0434b3f1cf1867fd6a5cb083ff6John McCall bool isArrow() const { return IsArrow; } 1822129e2df52ed7e0434b3f1cf1867fd6a5cb083ff6John McCall void setArrow(bool A) { IsArrow = A; } 1823129e2df52ed7e0434b3f1cf1867fd6a5cb083ff6John McCall 1824129e2df52ed7e0434b3f1cf1867fd6a5cb083ff6John McCall /// \brief Retrieve the location of the '->' or '.' operator. 1825129e2df52ed7e0434b3f1cf1867fd6a5cb083ff6John McCall SourceLocation getOperatorLoc() const { return OperatorLoc; } 1826129e2df52ed7e0434b3f1cf1867fd6a5cb083ff6John McCall void setOperatorLoc(SourceLocation L) { OperatorLoc = L; } 1827129e2df52ed7e0434b3f1cf1867fd6a5cb083ff6John McCall 1828129e2df52ed7e0434b3f1cf1867fd6a5cb083ff6John McCall /// \brief Retrieve the nested-name-specifier that qualifies the member 1829129e2df52ed7e0434b3f1cf1867fd6a5cb083ff6John McCall /// name. 1830129e2df52ed7e0434b3f1cf1867fd6a5cb083ff6John McCall NestedNameSpecifier *getQualifier() const { return Qualifier; } 1831129e2df52ed7e0434b3f1cf1867fd6a5cb083ff6John McCall 1832129e2df52ed7e0434b3f1cf1867fd6a5cb083ff6John McCall /// \brief Retrieve the source range covering the nested-name-specifier 1833129e2df52ed7e0434b3f1cf1867fd6a5cb083ff6John McCall /// that qualifies the member name. 1834129e2df52ed7e0434b3f1cf1867fd6a5cb083ff6John McCall SourceRange getQualifierRange() const { return QualifierRange; } 1835129e2df52ed7e0434b3f1cf1867fd6a5cb083ff6John McCall 1836129e2df52ed7e0434b3f1cf1867fd6a5cb083ff6John McCall /// \brief Retrieve the name of the member that this expression 1837129e2df52ed7e0434b3f1cf1867fd6a5cb083ff6John McCall /// refers to. 1838129e2df52ed7e0434b3f1cf1867fd6a5cb083ff6John McCall DeclarationName getMemberName() const { return MemberName; } 1839129e2df52ed7e0434b3f1cf1867fd6a5cb083ff6John McCall void setMemberName(DeclarationName N) { MemberName = N; } 1840129e2df52ed7e0434b3f1cf1867fd6a5cb083ff6John McCall 1841129e2df52ed7e0434b3f1cf1867fd6a5cb083ff6John McCall // \brief Retrieve the location of the name of the member that this 1842129e2df52ed7e0434b3f1cf1867fd6a5cb083ff6John McCall // expression refers to. 1843129e2df52ed7e0434b3f1cf1867fd6a5cb083ff6John McCall SourceLocation getMemberLoc() const { return MemberLoc; } 1844129e2df52ed7e0434b3f1cf1867fd6a5cb083ff6John McCall void setMemberLoc(SourceLocation L) { MemberLoc = L; } 1845129e2df52ed7e0434b3f1cf1867fd6a5cb083ff6John McCall 1846129e2df52ed7e0434b3f1cf1867fd6a5cb083ff6John McCall /// \brief Determines whether this member expression actually had a C++ 1847129e2df52ed7e0434b3f1cf1867fd6a5cb083ff6John McCall /// template argument list explicitly specified, e.g., x.f<int>. 1848129e2df52ed7e0434b3f1cf1867fd6a5cb083ff6John McCall bool hasExplicitTemplateArgs() const { 1849129e2df52ed7e0434b3f1cf1867fd6a5cb083ff6John McCall return HasExplicitTemplateArgs; 1850129e2df52ed7e0434b3f1cf1867fd6a5cb083ff6John McCall } 1851129e2df52ed7e0434b3f1cf1867fd6a5cb083ff6John McCall 1852129e2df52ed7e0434b3f1cf1867fd6a5cb083ff6John McCall /// \brief Copies the template arguments into the given structure. 1853129e2df52ed7e0434b3f1cf1867fd6a5cb083ff6John McCall void copyTemplateArgumentsInto(TemplateArgumentListInfo &List) const { 1854129e2df52ed7e0434b3f1cf1867fd6a5cb083ff6John McCall getExplicitTemplateArgs()->copyInto(List); 1855129e2df52ed7e0434b3f1cf1867fd6a5cb083ff6John McCall } 1856129e2df52ed7e0434b3f1cf1867fd6a5cb083ff6John McCall 1857129e2df52ed7e0434b3f1cf1867fd6a5cb083ff6John McCall /// \brief Retrieve the location of the left angle bracket following 1858129e2df52ed7e0434b3f1cf1867fd6a5cb083ff6John McCall /// the member name ('<'). 1859129e2df52ed7e0434b3f1cf1867fd6a5cb083ff6John McCall SourceLocation getLAngleLoc() const { 1860129e2df52ed7e0434b3f1cf1867fd6a5cb083ff6John McCall return getExplicitTemplateArgs()->LAngleLoc; 1861129e2df52ed7e0434b3f1cf1867fd6a5cb083ff6John McCall } 1862129e2df52ed7e0434b3f1cf1867fd6a5cb083ff6John McCall 1863129e2df52ed7e0434b3f1cf1867fd6a5cb083ff6John McCall /// \brief Retrieve the template arguments provided as part of this 1864129e2df52ed7e0434b3f1cf1867fd6a5cb083ff6John McCall /// template-id. 1865129e2df52ed7e0434b3f1cf1867fd6a5cb083ff6John McCall const TemplateArgumentLoc *getTemplateArgs() const { 1866129e2df52ed7e0434b3f1cf1867fd6a5cb083ff6John McCall return getExplicitTemplateArgs()->getTemplateArgs(); 1867129e2df52ed7e0434b3f1cf1867fd6a5cb083ff6John McCall } 1868129e2df52ed7e0434b3f1cf1867fd6a5cb083ff6John McCall 1869129e2df52ed7e0434b3f1cf1867fd6a5cb083ff6John McCall /// \brief Retrieve the number of template arguments provided as 1870129e2df52ed7e0434b3f1cf1867fd6a5cb083ff6John McCall /// part of this template-id. 1871129e2df52ed7e0434b3f1cf1867fd6a5cb083ff6John McCall unsigned getNumTemplateArgs() const { 1872129e2df52ed7e0434b3f1cf1867fd6a5cb083ff6John McCall return getExplicitTemplateArgs()->NumTemplateArgs; 1873129e2df52ed7e0434b3f1cf1867fd6a5cb083ff6John McCall } 1874129e2df52ed7e0434b3f1cf1867fd6a5cb083ff6John McCall 1875129e2df52ed7e0434b3f1cf1867fd6a5cb083ff6John McCall /// \brief Retrieve the location of the right angle bracket 1876129e2df52ed7e0434b3f1cf1867fd6a5cb083ff6John McCall /// following the template arguments ('>'). 1877129e2df52ed7e0434b3f1cf1867fd6a5cb083ff6John McCall SourceLocation getRAngleLoc() const { 1878129e2df52ed7e0434b3f1cf1867fd6a5cb083ff6John McCall return getExplicitTemplateArgs()->RAngleLoc; 1879129e2df52ed7e0434b3f1cf1867fd6a5cb083ff6John McCall } 1880129e2df52ed7e0434b3f1cf1867fd6a5cb083ff6John McCall 1881129e2df52ed7e0434b3f1cf1867fd6a5cb083ff6John McCall virtual SourceRange getSourceRange() const { 1882aa81e1658d87b9011125c632aa902d154ae4b02cJohn McCall SourceRange Range; 1883aa81e1658d87b9011125c632aa902d154ae4b02cJohn McCall if (!isImplicitAccess()) 1884aa81e1658d87b9011125c632aa902d154ae4b02cJohn McCall Range.setBegin(Base->getSourceRange().getBegin()); 1885aa81e1658d87b9011125c632aa902d154ae4b02cJohn McCall else if (getQualifier()) 1886aa81e1658d87b9011125c632aa902d154ae4b02cJohn McCall Range.setBegin(getQualifierRange().getBegin()); 1887aa81e1658d87b9011125c632aa902d154ae4b02cJohn McCall else 1888aa81e1658d87b9011125c632aa902d154ae4b02cJohn McCall Range.setBegin(MemberLoc); 1889aa81e1658d87b9011125c632aa902d154ae4b02cJohn McCall 1890129e2df52ed7e0434b3f1cf1867fd6a5cb083ff6John McCall if (hasExplicitTemplateArgs()) 1891129e2df52ed7e0434b3f1cf1867fd6a5cb083ff6John McCall Range.setEnd(getRAngleLoc()); 1892129e2df52ed7e0434b3f1cf1867fd6a5cb083ff6John McCall else 1893129e2df52ed7e0434b3f1cf1867fd6a5cb083ff6John McCall Range.setEnd(MemberLoc); 1894129e2df52ed7e0434b3f1cf1867fd6a5cb083ff6John McCall return Range; 1895129e2df52ed7e0434b3f1cf1867fd6a5cb083ff6John McCall } 1896129e2df52ed7e0434b3f1cf1867fd6a5cb083ff6John McCall 1897129e2df52ed7e0434b3f1cf1867fd6a5cb083ff6John McCall static bool classof(const Stmt *T) { 1898129e2df52ed7e0434b3f1cf1867fd6a5cb083ff6John McCall return T->getStmtClass() == UnresolvedMemberExprClass; 1899129e2df52ed7e0434b3f1cf1867fd6a5cb083ff6John McCall } 1900129e2df52ed7e0434b3f1cf1867fd6a5cb083ff6John McCall static bool classof(const UnresolvedMemberExpr *) { return true; } 1901129e2df52ed7e0434b3f1cf1867fd6a5cb083ff6John McCall 1902129e2df52ed7e0434b3f1cf1867fd6a5cb083ff6John McCall // Iterators 1903129e2df52ed7e0434b3f1cf1867fd6a5cb083ff6John McCall virtual child_iterator child_begin(); 1904129e2df52ed7e0434b3f1cf1867fd6a5cb083ff6John McCall virtual child_iterator child_end(); 1905129e2df52ed7e0434b3f1cf1867fd6a5cb083ff6John McCall}; 1906129e2df52ed7e0434b3f1cf1867fd6a5cb083ff6John McCall 19075f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer} // end namespace clang 19085f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer 19095f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer#endif 1910