ExprCXX.h revision eb7f96141f754150a92433286fa385910a22f494
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" 19eec51cf1ba5f0e62c9cdb81b5c63babdd6e649abJohn McCall#include "clang/AST/UnresolvedSet.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 244eb7f96141f754150a92433286fa385910a22f494Sam Weinig explicit CXXBoolLiteralExpr(EmptyShell Empty) 245eb7f96141f754150a92433286fa385910a22f494Sam Weinig : Expr(CXXBoolLiteralExprClass, Empty) { } 246eb7f96141f754150a92433286fa385910a22f494Sam Weinig 2471060aff23f72135f8b50034a1e80f16725ebc56cTed Kremenek bool getValue() const { return Value; } 248eb7f96141f754150a92433286fa385910a22f494Sam Weinig void setValue(bool V) { Value = V; } 2495f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer 2501060aff23f72135f8b50034a1e80f16725ebc56cTed Kremenek virtual SourceRange getSourceRange() const { return SourceRange(Loc); } 2511eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 252eb7f96141f754150a92433286fa385910a22f494Sam Weinig SourceLocation getLocation() const { return Loc; } 253eb7f96141f754150a92433286fa385910a22f494Sam Weinig void setLocation(SourceLocation L) { Loc = L; } 254eb7f96141f754150a92433286fa385910a22f494Sam Weinig 2551eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump static bool classof(const Stmt *T) { 2561060aff23f72135f8b50034a1e80f16725ebc56cTed Kremenek return T->getStmtClass() == CXXBoolLiteralExprClass; 2571060aff23f72135f8b50034a1e80f16725ebc56cTed Kremenek } 2581060aff23f72135f8b50034a1e80f16725ebc56cTed Kremenek static bool classof(const CXXBoolLiteralExpr *) { return true; } 2591eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 2601060aff23f72135f8b50034a1e80f16725ebc56cTed Kremenek // Iterators 2611060aff23f72135f8b50034a1e80f16725ebc56cTed Kremenek virtual child_iterator child_begin(); 2621060aff23f72135f8b50034a1e80f16725ebc56cTed Kremenek virtual child_iterator child_end(); 2631060aff23f72135f8b50034a1e80f16725ebc56cTed Kremenek}; 2641060aff23f72135f8b50034a1e80f16725ebc56cTed Kremenek 2656e8ed16ffef02b82995a90bdcf10ffff7d63839aSebastian Redl/// CXXNullPtrLiteralExpr - [C++0x 2.14.7] C++ Pointer Literal 2666e8ed16ffef02b82995a90bdcf10ffff7d63839aSebastian Redlclass CXXNullPtrLiteralExpr : public Expr { 2676e8ed16ffef02b82995a90bdcf10ffff7d63839aSebastian Redl SourceLocation Loc; 2686e8ed16ffef02b82995a90bdcf10ffff7d63839aSebastian Redlpublic: 2696e8ed16ffef02b82995a90bdcf10ffff7d63839aSebastian Redl CXXNullPtrLiteralExpr(QualType Ty, SourceLocation l) : 2702333f7727f97018d6742e1e0938133bcfad967abEli Friedman Expr(CXXNullPtrLiteralExprClass, Ty, false, false), Loc(l) {} 2716e8ed16ffef02b82995a90bdcf10ffff7d63839aSebastian Redl 272eb7f96141f754150a92433286fa385910a22f494Sam Weinig explicit CXXNullPtrLiteralExpr(EmptyShell Empty) 273eb7f96141f754150a92433286fa385910a22f494Sam Weinig : Expr(CXXNullPtrLiteralExprClass, Empty) { } 274eb7f96141f754150a92433286fa385910a22f494Sam Weinig 2756e8ed16ffef02b82995a90bdcf10ffff7d63839aSebastian Redl virtual SourceRange getSourceRange() const { return SourceRange(Loc); } 2766e8ed16ffef02b82995a90bdcf10ffff7d63839aSebastian Redl 277eb7f96141f754150a92433286fa385910a22f494Sam Weinig SourceLocation getLocation() const { return Loc; } 278eb7f96141f754150a92433286fa385910a22f494Sam Weinig void setLocation(SourceLocation L) { Loc = L; } 279eb7f96141f754150a92433286fa385910a22f494Sam Weinig 2806e8ed16ffef02b82995a90bdcf10ffff7d63839aSebastian Redl static bool classof(const Stmt *T) { 2816e8ed16ffef02b82995a90bdcf10ffff7d63839aSebastian Redl return T->getStmtClass() == CXXNullPtrLiteralExprClass; 2826e8ed16ffef02b82995a90bdcf10ffff7d63839aSebastian Redl } 2836e8ed16ffef02b82995a90bdcf10ffff7d63839aSebastian Redl static bool classof(const CXXNullPtrLiteralExpr *) { return true; } 2846e8ed16ffef02b82995a90bdcf10ffff7d63839aSebastian Redl 2856e8ed16ffef02b82995a90bdcf10ffff7d63839aSebastian Redl virtual child_iterator child_begin(); 2866e8ed16ffef02b82995a90bdcf10ffff7d63839aSebastian Redl virtual child_iterator child_end(); 2876e8ed16ffef02b82995a90bdcf10ffff7d63839aSebastian Redl}; 2886e8ed16ffef02b82995a90bdcf10ffff7d63839aSebastian Redl 289c42e1183846228a7fa5143ad76507d6d60f5c6f3Sebastian Redl/// CXXTypeidExpr - A C++ @c typeid expression (C++ [expr.typeid]), which gets 290c42e1183846228a7fa5143ad76507d6d60f5c6f3Sebastian Redl/// the type_info that corresponds to the supplied type, or the (possibly 291c42e1183846228a7fa5143ad76507d6d60f5c6f3Sebastian Redl/// dynamic) type of the supplied expression. 292c42e1183846228a7fa5143ad76507d6d60f5c6f3Sebastian Redl/// 293c42e1183846228a7fa5143ad76507d6d60f5c6f3Sebastian Redl/// This represents code like @c typeid(int) or @c typeid(*objPtr) 294c42e1183846228a7fa5143ad76507d6d60f5c6f3Sebastian Redlclass CXXTypeidExpr : public Expr { 295c42e1183846228a7fa5143ad76507d6d60f5c6f3Sebastian Redlprivate: 296c42e1183846228a7fa5143ad76507d6d60f5c6f3Sebastian Redl bool isTypeOp : 1; 297d457589fc69dc7a9c80cd74d317c0b81a35a27c9Sebastian Redl union { 298d457589fc69dc7a9c80cd74d317c0b81a35a27c9Sebastian Redl void *Ty; 299d457589fc69dc7a9c80cd74d317c0b81a35a27c9Sebastian Redl Stmt *Ex; 300d457589fc69dc7a9c80cd74d317c0b81a35a27c9Sebastian Redl } Operand; 301c42e1183846228a7fa5143ad76507d6d60f5c6f3Sebastian Redl SourceRange Range; 302c42e1183846228a7fa5143ad76507d6d60f5c6f3Sebastian Redl 303c42e1183846228a7fa5143ad76507d6d60f5c6f3Sebastian Redlpublic: 304c42e1183846228a7fa5143ad76507d6d60f5c6f3Sebastian Redl CXXTypeidExpr(bool isTypeOp, void *op, QualType Ty, const SourceRange r) : 3052850784bda09416fc7e9d57f5baa36c9351c757cSebastian Redl Expr(CXXTypeidExprClass, Ty, 3062850784bda09416fc7e9d57f5baa36c9351c757cSebastian Redl // typeid is never type-dependent (C++ [temp.dep.expr]p4) 3072850784bda09416fc7e9d57f5baa36c9351c757cSebastian Redl false, 3082850784bda09416fc7e9d57f5baa36c9351c757cSebastian Redl // typeid is value-dependent if the type or expression are dependent 3092850784bda09416fc7e9d57f5baa36c9351c757cSebastian Redl (isTypeOp ? QualType::getFromOpaquePtr(op)->isDependentType() 3102850784bda09416fc7e9d57f5baa36c9351c757cSebastian Redl : static_cast<Expr*>(op)->isValueDependent())), 3112850784bda09416fc7e9d57f5baa36c9351c757cSebastian Redl isTypeOp(isTypeOp), Range(r) { 312d457589fc69dc7a9c80cd74d317c0b81a35a27c9Sebastian Redl if (isTypeOp) 313d457589fc69dc7a9c80cd74d317c0b81a35a27c9Sebastian Redl Operand.Ty = op; 314d457589fc69dc7a9c80cd74d317c0b81a35a27c9Sebastian Redl else 315d457589fc69dc7a9c80cd74d317c0b81a35a27c9Sebastian Redl // op was an Expr*, so cast it back to that to be safe 3162850784bda09416fc7e9d57f5baa36c9351c757cSebastian Redl Operand.Ex = static_cast<Expr*>(op); 317d457589fc69dc7a9c80cd74d317c0b81a35a27c9Sebastian Redl } 318c42e1183846228a7fa5143ad76507d6d60f5c6f3Sebastian Redl 319c42e1183846228a7fa5143ad76507d6d60f5c6f3Sebastian Redl bool isTypeOperand() const { return isTypeOp; } 320c42e1183846228a7fa5143ad76507d6d60f5c6f3Sebastian Redl QualType getTypeOperand() const { 321c42e1183846228a7fa5143ad76507d6d60f5c6f3Sebastian Redl assert(isTypeOperand() && "Cannot call getTypeOperand for typeid(expr)"); 322d457589fc69dc7a9c80cd74d317c0b81a35a27c9Sebastian Redl return QualType::getFromOpaquePtr(Operand.Ty); 323c42e1183846228a7fa5143ad76507d6d60f5c6f3Sebastian Redl } 324c42e1183846228a7fa5143ad76507d6d60f5c6f3Sebastian Redl Expr* getExprOperand() const { 325c42e1183846228a7fa5143ad76507d6d60f5c6f3Sebastian Redl assert(!isTypeOperand() && "Cannot call getExprOperand for typeid(type)"); 326d457589fc69dc7a9c80cd74d317c0b81a35a27c9Sebastian Redl return static_cast<Expr*>(Operand.Ex); 327c42e1183846228a7fa5143ad76507d6d60f5c6f3Sebastian Redl } 328c42e1183846228a7fa5143ad76507d6d60f5c6f3Sebastian Redl 329c42e1183846228a7fa5143ad76507d6d60f5c6f3Sebastian Redl virtual SourceRange getSourceRange() const { 330c42e1183846228a7fa5143ad76507d6d60f5c6f3Sebastian Redl return Range; 331c42e1183846228a7fa5143ad76507d6d60f5c6f3Sebastian Redl } 332c42e1183846228a7fa5143ad76507d6d60f5c6f3Sebastian Redl static bool classof(const Stmt *T) { 333c42e1183846228a7fa5143ad76507d6d60f5c6f3Sebastian Redl return T->getStmtClass() == CXXTypeidExprClass; 334c42e1183846228a7fa5143ad76507d6d60f5c6f3Sebastian Redl } 335c42e1183846228a7fa5143ad76507d6d60f5c6f3Sebastian Redl static bool classof(const CXXTypeidExpr *) { return true; } 336c42e1183846228a7fa5143ad76507d6d60f5c6f3Sebastian Redl 337c42e1183846228a7fa5143ad76507d6d60f5c6f3Sebastian Redl // Iterators 338c42e1183846228a7fa5143ad76507d6d60f5c6f3Sebastian Redl virtual child_iterator child_begin(); 339c42e1183846228a7fa5143ad76507d6d60f5c6f3Sebastian Redl virtual child_iterator child_end(); 340c42e1183846228a7fa5143ad76507d6d60f5c6f3Sebastian Redl}; 341c42e1183846228a7fa5143ad76507d6d60f5c6f3Sebastian Redl 342796da18402f286b897782a298ae3b20c459c102eDouglas Gregor/// CXXThisExpr - Represents the "this" expression in C++, which is a 343796da18402f286b897782a298ae3b20c459c102eDouglas Gregor/// pointer to the object on which the current member function is 344796da18402f286b897782a298ae3b20c459c102eDouglas Gregor/// executing (C++ [expr.prim]p3). Example: 345796da18402f286b897782a298ae3b20c459c102eDouglas Gregor/// 346796da18402f286b897782a298ae3b20c459c102eDouglas Gregor/// @code 347796da18402f286b897782a298ae3b20c459c102eDouglas Gregor/// class Foo { 348796da18402f286b897782a298ae3b20c459c102eDouglas Gregor/// public: 349796da18402f286b897782a298ae3b20c459c102eDouglas Gregor/// void bar(); 350796da18402f286b897782a298ae3b20c459c102eDouglas Gregor/// void test() { this->bar(); } 351796da18402f286b897782a298ae3b20c459c102eDouglas Gregor/// }; 352796da18402f286b897782a298ae3b20c459c102eDouglas Gregor/// @endcode 353796da18402f286b897782a298ae3b20c459c102eDouglas Gregorclass CXXThisExpr : public Expr { 354796da18402f286b897782a298ae3b20c459c102eDouglas Gregor SourceLocation Loc; 355828a197317288e3333b0ce6f5cedadd036e3531fDouglas Gregor bool Implicit : 1; 356828a197317288e3333b0ce6f5cedadd036e3531fDouglas Gregor 357796da18402f286b897782a298ae3b20c459c102eDouglas Gregorpublic: 358828a197317288e3333b0ce6f5cedadd036e3531fDouglas Gregor CXXThisExpr(SourceLocation L, QualType Type, bool isImplicit) 3592850784bda09416fc7e9d57f5baa36c9351c757cSebastian Redl : Expr(CXXThisExprClass, Type, 3602850784bda09416fc7e9d57f5baa36c9351c757cSebastian Redl // 'this' is type-dependent if the class type of the enclosing 3612850784bda09416fc7e9d57f5baa36c9351c757cSebastian Redl // member function is dependent (C++ [temp.dep.expr]p2) 3622850784bda09416fc7e9d57f5baa36c9351c757cSebastian Redl Type->isDependentType(), Type->isDependentType()), 363828a197317288e3333b0ce6f5cedadd036e3531fDouglas Gregor Loc(L), Implicit(isImplicit) { } 364796da18402f286b897782a298ae3b20c459c102eDouglas Gregor 365796da18402f286b897782a298ae3b20c459c102eDouglas Gregor virtual SourceRange getSourceRange() const { return SourceRange(Loc); } 366796da18402f286b897782a298ae3b20c459c102eDouglas Gregor 367828a197317288e3333b0ce6f5cedadd036e3531fDouglas Gregor bool isImplicit() const { return Implicit; } 368828a197317288e3333b0ce6f5cedadd036e3531fDouglas Gregor void setImplicit(bool I) { Implicit = I; } 369828a197317288e3333b0ce6f5cedadd036e3531fDouglas Gregor 3701eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump static bool classof(const Stmt *T) { 371796da18402f286b897782a298ae3b20c459c102eDouglas Gregor return T->getStmtClass() == CXXThisExprClass; 372796da18402f286b897782a298ae3b20c459c102eDouglas Gregor } 373796da18402f286b897782a298ae3b20c459c102eDouglas Gregor static bool classof(const CXXThisExpr *) { return true; } 374796da18402f286b897782a298ae3b20c459c102eDouglas Gregor 375796da18402f286b897782a298ae3b20c459c102eDouglas Gregor // Iterators 376796da18402f286b897782a298ae3b20c459c102eDouglas Gregor virtual child_iterator child_begin(); 377796da18402f286b897782a298ae3b20c459c102eDouglas Gregor virtual child_iterator child_end(); 378796da18402f286b897782a298ae3b20c459c102eDouglas Gregor}; 379796da18402f286b897782a298ae3b20c459c102eDouglas Gregor 3801060aff23f72135f8b50034a1e80f16725ebc56cTed Kremenek/// CXXThrowExpr - [C++ 15] C++ Throw Expression. This handles 3811060aff23f72135f8b50034a1e80f16725ebc56cTed Kremenek/// 'throw' and 'throw' assignment-expression. When 3821060aff23f72135f8b50034a1e80f16725ebc56cTed Kremenek/// assignment-expression isn't present, Op will be null. 3831060aff23f72135f8b50034a1e80f16725ebc56cTed Kremenek/// 3841060aff23f72135f8b50034a1e80f16725ebc56cTed Kremenekclass CXXThrowExpr : public Expr { 3851060aff23f72135f8b50034a1e80f16725ebc56cTed Kremenek Stmt *Op; 3861060aff23f72135f8b50034a1e80f16725ebc56cTed Kremenek SourceLocation ThrowLoc; 3871060aff23f72135f8b50034a1e80f16725ebc56cTed Kremenekpublic: 3881060aff23f72135f8b50034a1e80f16725ebc56cTed Kremenek // Ty is the void type which is used as the result type of the 3891060aff23f72135f8b50034a1e80f16725ebc56cTed Kremenek // exepression. The l is the location of the throw keyword. expr 3901060aff23f72135f8b50034a1e80f16725ebc56cTed Kremenek // can by null, if the optional expression to throw isn't present. 3911060aff23f72135f8b50034a1e80f16725ebc56cTed Kremenek CXXThrowExpr(Expr *expr, QualType Ty, SourceLocation l) : 3922850784bda09416fc7e9d57f5baa36c9351c757cSebastian Redl Expr(CXXThrowExprClass, Ty, false, false), Op(expr), ThrowLoc(l) {} 3931060aff23f72135f8b50034a1e80f16725ebc56cTed Kremenek const Expr *getSubExpr() const { return cast_or_null<Expr>(Op); } 3941060aff23f72135f8b50034a1e80f16725ebc56cTed Kremenek Expr *getSubExpr() { return cast_or_null<Expr>(Op); } 39542e5b50f4dc897f252e0d476063a7f9846d96624Douglas Gregor void setSubExpr(Expr *E) { Op = E; } 39642e5b50f4dc897f252e0d476063a7f9846d96624Douglas Gregor 39742e5b50f4dc897f252e0d476063a7f9846d96624Douglas Gregor SourceLocation getThrowLoc() const { return ThrowLoc; } 39842e5b50f4dc897f252e0d476063a7f9846d96624Douglas Gregor void setThrowLoc(SourceLocation L) { ThrowLoc = L; } 3991060aff23f72135f8b50034a1e80f16725ebc56cTed Kremenek 4001060aff23f72135f8b50034a1e80f16725ebc56cTed Kremenek virtual SourceRange getSourceRange() const { 4011060aff23f72135f8b50034a1e80f16725ebc56cTed Kremenek if (getSubExpr() == 0) 4021060aff23f72135f8b50034a1e80f16725ebc56cTed Kremenek return SourceRange(ThrowLoc, ThrowLoc); 4031060aff23f72135f8b50034a1e80f16725ebc56cTed Kremenek return SourceRange(ThrowLoc, getSubExpr()->getSourceRange().getEnd()); 4041060aff23f72135f8b50034a1e80f16725ebc56cTed Kremenek } 4051060aff23f72135f8b50034a1e80f16725ebc56cTed Kremenek 4061060aff23f72135f8b50034a1e80f16725ebc56cTed Kremenek static bool classof(const Stmt *T) { 4071060aff23f72135f8b50034a1e80f16725ebc56cTed Kremenek return T->getStmtClass() == CXXThrowExprClass; 4081060aff23f72135f8b50034a1e80f16725ebc56cTed Kremenek } 4091060aff23f72135f8b50034a1e80f16725ebc56cTed Kremenek static bool classof(const CXXThrowExpr *) { return true; } 4101060aff23f72135f8b50034a1e80f16725ebc56cTed Kremenek 4111060aff23f72135f8b50034a1e80f16725ebc56cTed Kremenek // Iterators 4121060aff23f72135f8b50034a1e80f16725ebc56cTed Kremenek virtual child_iterator child_begin(); 4131060aff23f72135f8b50034a1e80f16725ebc56cTed Kremenek virtual child_iterator child_end(); 4141060aff23f72135f8b50034a1e80f16725ebc56cTed Kremenek}; 4151060aff23f72135f8b50034a1e80f16725ebc56cTed Kremenek 4161060aff23f72135f8b50034a1e80f16725ebc56cTed Kremenek/// CXXDefaultArgExpr - C++ [dcl.fct.default]. This wraps up a 4171060aff23f72135f8b50034a1e80f16725ebc56cTed Kremenek/// function call argument that was created from the corresponding 4181060aff23f72135f8b50034a1e80f16725ebc56cTed Kremenek/// parameter's default argument, when the call did not explicitly 4191060aff23f72135f8b50034a1e80f16725ebc56cTed Kremenek/// supply arguments for all of the parameters. 4201060aff23f72135f8b50034a1e80f16725ebc56cTed Kremenekclass CXXDefaultArgExpr : public Expr { 42165222e82d97af2120b3952d19cbd3cd923f4b43eDouglas Gregor /// \brief The parameter whose default is being used. 42265222e82d97af2120b3952d19cbd3cd923f4b43eDouglas Gregor /// 42365222e82d97af2120b3952d19cbd3cd923f4b43eDouglas Gregor /// When the bit is set, the subexpression is stored after the 42465222e82d97af2120b3952d19cbd3cd923f4b43eDouglas Gregor /// CXXDefaultArgExpr itself. When the bit is clear, the parameter's 42565222e82d97af2120b3952d19cbd3cd923f4b43eDouglas Gregor /// actual default expression is the subexpression. 42665222e82d97af2120b3952d19cbd3cd923f4b43eDouglas Gregor llvm::PointerIntPair<ParmVarDecl *, 1, bool> Param; 4271eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 428036aed18662e0193aafe0e8ae13d2e57efe6df25Douglas Gregor /// \brief The location where the default argument expression was used. 429036aed18662e0193aafe0e8ae13d2e57efe6df25Douglas Gregor SourceLocation Loc; 430036aed18662e0193aafe0e8ae13d2e57efe6df25Douglas Gregor 431f1480eee38b59d15438fb7bc50865ac7c7e22403Anders Carlssonprotected: 432036aed18662e0193aafe0e8ae13d2e57efe6df25Douglas Gregor CXXDefaultArgExpr(StmtClass SC, SourceLocation Loc, ParmVarDecl *param) 43365222e82d97af2120b3952d19cbd3cd923f4b43eDouglas Gregor : Expr(SC, 43465222e82d97af2120b3952d19cbd3cd923f4b43eDouglas Gregor param->hasUnparsedDefaultArg() 43565222e82d97af2120b3952d19cbd3cd923f4b43eDouglas Gregor ? param->getType().getNonReferenceType() 4362333f7727f97018d6742e1e0938133bcfad967abEli Friedman : param->getDefaultArg()->getType(), 4372333f7727f97018d6742e1e0938133bcfad967abEli Friedman false, false), 438036aed18662e0193aafe0e8ae13d2e57efe6df25Douglas Gregor Param(param, false), Loc(Loc) { } 43965222e82d97af2120b3952d19cbd3cd923f4b43eDouglas Gregor 440036aed18662e0193aafe0e8ae13d2e57efe6df25Douglas Gregor CXXDefaultArgExpr(StmtClass SC, SourceLocation Loc, ParmVarDecl *param, 441036aed18662e0193aafe0e8ae13d2e57efe6df25Douglas Gregor Expr *SubExpr) 4422333f7727f97018d6742e1e0938133bcfad967abEli Friedman : Expr(SC, SubExpr->getType(), false, false), Param(param, true), Loc(Loc) 44365222e82d97af2120b3952d19cbd3cd923f4b43eDouglas Gregor { 44465222e82d97af2120b3952d19cbd3cd923f4b43eDouglas Gregor *reinterpret_cast<Expr **>(this + 1) = SubExpr; 44565222e82d97af2120b3952d19cbd3cd923f4b43eDouglas Gregor } 44665222e82d97af2120b3952d19cbd3cd923f4b43eDouglas Gregor 44765222e82d97af2120b3952d19cbd3cd923f4b43eDouglas Gregorprotected: 44865222e82d97af2120b3952d19cbd3cd923f4b43eDouglas Gregor virtual void DoDestroy(ASTContext &C); 44965222e82d97af2120b3952d19cbd3cd923f4b43eDouglas Gregor 4501060aff23f72135f8b50034a1e80f16725ebc56cTed Kremenekpublic: 4511060aff23f72135f8b50034a1e80f16725ebc56cTed Kremenek // Param is the parameter whose default argument is used by this 4521060aff23f72135f8b50034a1e80f16725ebc56cTed Kremenek // expression. 453036aed18662e0193aafe0e8ae13d2e57efe6df25Douglas Gregor static CXXDefaultArgExpr *Create(ASTContext &C, SourceLocation Loc, 454036aed18662e0193aafe0e8ae13d2e57efe6df25Douglas Gregor ParmVarDecl *Param) { 455036aed18662e0193aafe0e8ae13d2e57efe6df25Douglas Gregor return new (C) CXXDefaultArgExpr(CXXDefaultArgExprClass, Loc, Param); 456f1480eee38b59d15438fb7bc50865ac7c7e22403Anders Carlsson } 4571060aff23f72135f8b50034a1e80f16725ebc56cTed Kremenek 45865222e82d97af2120b3952d19cbd3cd923f4b43eDouglas Gregor // Param is the parameter whose default argument is used by this 45965222e82d97af2120b3952d19cbd3cd923f4b43eDouglas Gregor // expression, and SubExpr is the expression that will actually be used. 460036aed18662e0193aafe0e8ae13d2e57efe6df25Douglas Gregor static CXXDefaultArgExpr *Create(ASTContext &C, 461036aed18662e0193aafe0e8ae13d2e57efe6df25Douglas Gregor SourceLocation Loc, 462036aed18662e0193aafe0e8ae13d2e57efe6df25Douglas Gregor ParmVarDecl *Param, 46365222e82d97af2120b3952d19cbd3cd923f4b43eDouglas Gregor Expr *SubExpr); 46465222e82d97af2120b3952d19cbd3cd923f4b43eDouglas Gregor 4651060aff23f72135f8b50034a1e80f16725ebc56cTed Kremenek // Retrieve the parameter that the argument was created from. 46665222e82d97af2120b3952d19cbd3cd923f4b43eDouglas Gregor const ParmVarDecl *getParam() const { return Param.getPointer(); } 46765222e82d97af2120b3952d19cbd3cd923f4b43eDouglas Gregor ParmVarDecl *getParam() { return Param.getPointer(); } 4681060aff23f72135f8b50034a1e80f16725ebc56cTed Kremenek 4691060aff23f72135f8b50034a1e80f16725ebc56cTed Kremenek // Retrieve the actual argument to the function call. 47065222e82d97af2120b3952d19cbd3cd923f4b43eDouglas Gregor const Expr *getExpr() const { 47165222e82d97af2120b3952d19cbd3cd923f4b43eDouglas Gregor if (Param.getInt()) 47265222e82d97af2120b3952d19cbd3cd923f4b43eDouglas Gregor return *reinterpret_cast<Expr const * const*> (this + 1); 47365222e82d97af2120b3952d19cbd3cd923f4b43eDouglas Gregor return getParam()->getDefaultArg(); 47465222e82d97af2120b3952d19cbd3cd923f4b43eDouglas Gregor } 47565222e82d97af2120b3952d19cbd3cd923f4b43eDouglas Gregor Expr *getExpr() { 47665222e82d97af2120b3952d19cbd3cd923f4b43eDouglas Gregor if (Param.getInt()) 47765222e82d97af2120b3952d19cbd3cd923f4b43eDouglas Gregor return *reinterpret_cast<Expr **> (this + 1); 47865222e82d97af2120b3952d19cbd3cd923f4b43eDouglas Gregor return getParam()->getDefaultArg(); 47965222e82d97af2120b3952d19cbd3cd923f4b43eDouglas Gregor } 4801060aff23f72135f8b50034a1e80f16725ebc56cTed Kremenek 481036aed18662e0193aafe0e8ae13d2e57efe6df25Douglas Gregor /// \brief Retrieve the location where this default argument was actually 482036aed18662e0193aafe0e8ae13d2e57efe6df25Douglas Gregor /// used. 483036aed18662e0193aafe0e8ae13d2e57efe6df25Douglas Gregor SourceLocation getUsedLocation() const { return Loc; } 484036aed18662e0193aafe0e8ae13d2e57efe6df25Douglas Gregor 4851060aff23f72135f8b50034a1e80f16725ebc56cTed Kremenek virtual SourceRange getSourceRange() const { 4861060aff23f72135f8b50034a1e80f16725ebc56cTed Kremenek // Default argument expressions have no representation in the 4871060aff23f72135f8b50034a1e80f16725ebc56cTed Kremenek // source, so they have an empty source range. 4881060aff23f72135f8b50034a1e80f16725ebc56cTed Kremenek return SourceRange(); 4891060aff23f72135f8b50034a1e80f16725ebc56cTed Kremenek } 4901060aff23f72135f8b50034a1e80f16725ebc56cTed Kremenek 4911060aff23f72135f8b50034a1e80f16725ebc56cTed Kremenek static bool classof(const Stmt *T) { 4921060aff23f72135f8b50034a1e80f16725ebc56cTed Kremenek return T->getStmtClass() == CXXDefaultArgExprClass; 4931060aff23f72135f8b50034a1e80f16725ebc56cTed Kremenek } 4941060aff23f72135f8b50034a1e80f16725ebc56cTed Kremenek static bool classof(const CXXDefaultArgExpr *) { return true; } 4951060aff23f72135f8b50034a1e80f16725ebc56cTed Kremenek 4961060aff23f72135f8b50034a1e80f16725ebc56cTed Kremenek // Iterators 4971060aff23f72135f8b50034a1e80f16725ebc56cTed Kremenek virtual child_iterator child_begin(); 4981060aff23f72135f8b50034a1e80f16725ebc56cTed Kremenek virtual child_iterator child_end(); 4991060aff23f72135f8b50034a1e80f16725ebc56cTed Kremenek}; 500987a14bf5883ef6e5d07f1c83eb6d41a8212a78cArgyrios Kyrtzidis 501c1ce477119fed070299668aab24084b17ff5f14bAnders Carlsson/// CXXTemporary - Represents a C++ temporary. 502c1ce477119fed070299668aab24084b17ff5f14bAnders Carlssonclass CXXTemporary { 503c1ce477119fed070299668aab24084b17ff5f14bAnders Carlsson /// Destructor - The destructor that needs to be called. 504b859f35459ae3e1188d1e1b86df08d649695fd86Anders Carlsson const CXXDestructorDecl *Destructor; 5051eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 506b859f35459ae3e1188d1e1b86df08d649695fd86Anders Carlsson CXXTemporary(const CXXDestructorDecl *destructor) 507c1ce477119fed070299668aab24084b17ff5f14bAnders Carlsson : Destructor(destructor) { } 50888eaf075c56672761b72cc50957db4a35bf24ebdAnders Carlsson ~CXXTemporary() { } 509c1ce477119fed070299668aab24084b17ff5f14bAnders Carlsson 510c1ce477119fed070299668aab24084b17ff5f14bAnders Carlssonpublic: 5111eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump static CXXTemporary *Create(ASTContext &C, 512b859f35459ae3e1188d1e1b86df08d649695fd86Anders Carlsson const CXXDestructorDecl *Destructor); 5131eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 51442602bb40aefcc2751d4078ba88aacf4d965c9bdDouglas Gregor void Destroy(ASTContext &Ctx); 5151eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 516f0721fe438d7e40c168e5d664970e7830bc138fbAnders Carlsson const CXXDestructorDecl *getDestructor() const { return Destructor; } 517c1ce477119fed070299668aab24084b17ff5f14bAnders Carlsson}; 518fceb0a8adba9d25db99a4d73e9655c2831a96ecdAnders Carlsson 5191eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump/// CXXBindTemporaryExpr - Represents binding an expression to a temporary, 520fceb0a8adba9d25db99a4d73e9655c2831a96ecdAnders Carlsson/// so its destructor can be called later. 521fceb0a8adba9d25db99a4d73e9655c2831a96ecdAnders Carlssonclass CXXBindTemporaryExpr : public Expr { 522fceb0a8adba9d25db99a4d73e9655c2831a96ecdAnders Carlsson CXXTemporary *Temp; 5231eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 524fceb0a8adba9d25db99a4d73e9655c2831a96ecdAnders Carlsson Stmt *SubExpr; 525fceb0a8adba9d25db99a4d73e9655c2831a96ecdAnders Carlsson 5261eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump CXXBindTemporaryExpr(CXXTemporary *temp, Expr* subexpr) 5272333f7727f97018d6742e1e0938133bcfad967abEli Friedman : Expr(CXXBindTemporaryExprClass, subexpr->getType(), false, false), 5282333f7727f97018d6742e1e0938133bcfad967abEli Friedman Temp(temp), SubExpr(subexpr) { } 5291eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump ~CXXBindTemporaryExpr() { } 53088eaf075c56672761b72cc50957db4a35bf24ebdAnders Carlsson 53142602bb40aefcc2751d4078ba88aacf4d965c9bdDouglas Gregorprotected: 53242602bb40aefcc2751d4078ba88aacf4d965c9bdDouglas Gregor virtual void DoDestroy(ASTContext &C); 53342602bb40aefcc2751d4078ba88aacf4d965c9bdDouglas Gregor 534fceb0a8adba9d25db99a4d73e9655c2831a96ecdAnders Carlssonpublic: 5351eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump static CXXBindTemporaryExpr *Create(ASTContext &C, CXXTemporary *Temp, 536fceb0a8adba9d25db99a4d73e9655c2831a96ecdAnders Carlsson Expr* SubExpr); 5371eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 53888eaf075c56672761b72cc50957db4a35bf24ebdAnders Carlsson CXXTemporary *getTemporary() { return Temp; } 539f0721fe438d7e40c168e5d664970e7830bc138fbAnders Carlsson const CXXTemporary *getTemporary() const { return Temp; } 540f0721fe438d7e40c168e5d664970e7830bc138fbAnders Carlsson 541fceb0a8adba9d25db99a4d73e9655c2831a96ecdAnders Carlsson const Expr *getSubExpr() const { return cast<Expr>(SubExpr); } 542fceb0a8adba9d25db99a4d73e9655c2831a96ecdAnders Carlsson Expr *getSubExpr() { return cast<Expr>(SubExpr); } 54388eaf075c56672761b72cc50957db4a35bf24ebdAnders Carlsson void setSubExpr(Expr *E) { SubExpr = E; } 544fceb0a8adba9d25db99a4d73e9655c2831a96ecdAnders Carlsson 54596be6917e1c4ba1f4435a14c9e7c6c139571d086Douglas Gregor virtual SourceRange getSourceRange() const { 54696be6917e1c4ba1f4435a14c9e7c6c139571d086Douglas Gregor return SubExpr->getSourceRange(); 54796be6917e1c4ba1f4435a14c9e7c6c139571d086Douglas Gregor } 548fceb0a8adba9d25db99a4d73e9655c2831a96ecdAnders Carlsson 549fceb0a8adba9d25db99a4d73e9655c2831a96ecdAnders Carlsson // Implement isa/cast/dyncast/etc. 550fceb0a8adba9d25db99a4d73e9655c2831a96ecdAnders Carlsson static bool classof(const Stmt *T) { 551fceb0a8adba9d25db99a4d73e9655c2831a96ecdAnders Carlsson return T->getStmtClass() == CXXBindTemporaryExprClass; 552fceb0a8adba9d25db99a4d73e9655c2831a96ecdAnders Carlsson } 553fceb0a8adba9d25db99a4d73e9655c2831a96ecdAnders Carlsson static bool classof(const CXXBindTemporaryExpr *) { return true; } 554fceb0a8adba9d25db99a4d73e9655c2831a96ecdAnders Carlsson 555fceb0a8adba9d25db99a4d73e9655c2831a96ecdAnders Carlsson // Iterators 556fceb0a8adba9d25db99a4d73e9655c2831a96ecdAnders Carlsson virtual child_iterator child_begin(); 557fceb0a8adba9d25db99a4d73e9655c2831a96ecdAnders Carlsson virtual child_iterator child_end(); 558fceb0a8adba9d25db99a4d73e9655c2831a96ecdAnders Carlsson}; 559fceb0a8adba9d25db99a4d73e9655c2831a96ecdAnders Carlsson 560eb60edffa147e061278c436e513b0df9b4c4e7f6Anders Carlsson/// CXXBindReferenceExpr - Represents binding an expression to a reference. 561eb60edffa147e061278c436e513b0df9b4c4e7f6Anders Carlsson/// In the example: 562eb60edffa147e061278c436e513b0df9b4c4e7f6Anders Carlsson/// 563eb60edffa147e061278c436e513b0df9b4c4e7f6Anders Carlsson/// const int &i = 10; 564eb60edffa147e061278c436e513b0df9b4c4e7f6Anders Carlsson/// 565eb60edffa147e061278c436e513b0df9b4c4e7f6Anders Carlsson/// a bind reference expression is inserted to indicate that 10 is bound to 566eb60edffa147e061278c436e513b0df9b4c4e7f6Anders Carlsson/// a reference. (Ans also that a temporary needs to be created to hold the 567eb60edffa147e061278c436e513b0df9b4c4e7f6Anders Carlsson/// value). 568eb60edffa147e061278c436e513b0df9b4c4e7f6Anders Carlssonclass CXXBindReferenceExpr : public Expr { 569eb60edffa147e061278c436e513b0df9b4c4e7f6Anders Carlsson // SubExpr - The expression being bound. 570eb60edffa147e061278c436e513b0df9b4c4e7f6Anders Carlsson Stmt *SubExpr; 571eb60edffa147e061278c436e513b0df9b4c4e7f6Anders Carlsson 572eb60edffa147e061278c436e513b0df9b4c4e7f6Anders Carlsson // ExtendsLifetime - Whether binding this reference extends the lifetime of 573eb60edffa147e061278c436e513b0df9b4c4e7f6Anders Carlsson // the expression being bound. FIXME: Add C++ reference. 574eb60edffa147e061278c436e513b0df9b4c4e7f6Anders Carlsson bool ExtendsLifetime; 575eb60edffa147e061278c436e513b0df9b4c4e7f6Anders Carlsson 576eb60edffa147e061278c436e513b0df9b4c4e7f6Anders Carlsson /// RequiresTemporaryCopy - Whether binding the subexpression requires a 577eb60edffa147e061278c436e513b0df9b4c4e7f6Anders Carlsson /// temporary copy. 578eb60edffa147e061278c436e513b0df9b4c4e7f6Anders Carlsson bool RequiresTemporaryCopy; 579eb60edffa147e061278c436e513b0df9b4c4e7f6Anders Carlsson 580eb60edffa147e061278c436e513b0df9b4c4e7f6Anders Carlsson CXXBindReferenceExpr(Expr *subexpr, bool ExtendsLifetime, 581eb60edffa147e061278c436e513b0df9b4c4e7f6Anders Carlsson bool RequiresTemporaryCopy) 582eb60edffa147e061278c436e513b0df9b4c4e7f6Anders Carlsson : Expr(CXXBindReferenceExprClass, subexpr->getType(), false, false), 583eb60edffa147e061278c436e513b0df9b4c4e7f6Anders Carlsson SubExpr(subexpr), ExtendsLifetime(ExtendsLifetime), 584eb60edffa147e061278c436e513b0df9b4c4e7f6Anders Carlsson RequiresTemporaryCopy(RequiresTemporaryCopy) { } 585eb60edffa147e061278c436e513b0df9b4c4e7f6Anders Carlsson ~CXXBindReferenceExpr() { } 586eb60edffa147e061278c436e513b0df9b4c4e7f6Anders Carlsson 587eb60edffa147e061278c436e513b0df9b4c4e7f6Anders Carlssonprotected: 588eb60edffa147e061278c436e513b0df9b4c4e7f6Anders Carlsson virtual void DoDestroy(ASTContext &C); 589eb60edffa147e061278c436e513b0df9b4c4e7f6Anders Carlsson 590eb60edffa147e061278c436e513b0df9b4c4e7f6Anders Carlssonpublic: 591eb60edffa147e061278c436e513b0df9b4c4e7f6Anders Carlsson static CXXBindReferenceExpr *Create(ASTContext &C, Expr *SubExpr, 592eb60edffa147e061278c436e513b0df9b4c4e7f6Anders Carlsson bool ExtendsLifetime, 593eb60edffa147e061278c436e513b0df9b4c4e7f6Anders Carlsson bool RequiresTemporaryCopy); 594eb60edffa147e061278c436e513b0df9b4c4e7f6Anders Carlsson 595eb60edffa147e061278c436e513b0df9b4c4e7f6Anders Carlsson const Expr *getSubExpr() const { return cast<Expr>(SubExpr); } 596eb60edffa147e061278c436e513b0df9b4c4e7f6Anders Carlsson Expr *getSubExpr() { return cast<Expr>(SubExpr); } 597eb60edffa147e061278c436e513b0df9b4c4e7f6Anders Carlsson void setSubExpr(Expr *E) { SubExpr = E; } 598eb60edffa147e061278c436e513b0df9b4c4e7f6Anders Carlsson 599eb60edffa147e061278c436e513b0df9b4c4e7f6Anders Carlsson virtual SourceRange getSourceRange() const { 600eb60edffa147e061278c436e513b0df9b4c4e7f6Anders Carlsson return SubExpr->getSourceRange(); 601eb60edffa147e061278c436e513b0df9b4c4e7f6Anders Carlsson } 602eb60edffa147e061278c436e513b0df9b4c4e7f6Anders Carlsson 6034e1c181e2bb378dad55dd25c18611e3a0fb6c22aAnders Carlsson /// requiresTemporaryCopy - Whether binding the subexpression requires a 6044e1c181e2bb378dad55dd25c18611e3a0fb6c22aAnders Carlsson /// temporary copy. 6054e1c181e2bb378dad55dd25c18611e3a0fb6c22aAnders Carlsson bool requiresTemporaryCopy() const { return RequiresTemporaryCopy; } 6064e1c181e2bb378dad55dd25c18611e3a0fb6c22aAnders Carlsson 6074e1c181e2bb378dad55dd25c18611e3a0fb6c22aAnders Carlsson // extendsLifetime - Whether binding this reference extends the lifetime of 6084e1c181e2bb378dad55dd25c18611e3a0fb6c22aAnders Carlsson // the expression being bound. FIXME: Add C++ reference. 6094e1c181e2bb378dad55dd25c18611e3a0fb6c22aAnders Carlsson bool extendsLifetime() { return ExtendsLifetime; } 6104e1c181e2bb378dad55dd25c18611e3a0fb6c22aAnders Carlsson 611eb60edffa147e061278c436e513b0df9b4c4e7f6Anders Carlsson // Implement isa/cast/dyncast/etc. 612eb60edffa147e061278c436e513b0df9b4c4e7f6Anders Carlsson static bool classof(const Stmt *T) { 613eb60edffa147e061278c436e513b0df9b4c4e7f6Anders Carlsson return T->getStmtClass() == CXXBindReferenceExprClass; 614eb60edffa147e061278c436e513b0df9b4c4e7f6Anders Carlsson } 615eb60edffa147e061278c436e513b0df9b4c4e7f6Anders Carlsson static bool classof(const CXXBindReferenceExpr *) { return true; } 616eb60edffa147e061278c436e513b0df9b4c4e7f6Anders Carlsson 617eb60edffa147e061278c436e513b0df9b4c4e7f6Anders Carlsson // Iterators 618eb60edffa147e061278c436e513b0df9b4c4e7f6Anders Carlsson virtual child_iterator child_begin(); 619eb60edffa147e061278c436e513b0df9b4c4e7f6Anders Carlsson virtual child_iterator child_end(); 620eb60edffa147e061278c436e513b0df9b4c4e7f6Anders Carlsson}; 621eb60edffa147e061278c436e513b0df9b4c4e7f6Anders Carlsson 62215ef2b5820f9daccc44b9e847163b705b6f5863bAnders Carlsson/// CXXConstructExpr - Represents a call to a C++ constructor. 62315ef2b5820f9daccc44b9e847163b705b6f5863bAnders Carlssonclass CXXConstructExpr : public Expr { 62415ef2b5820f9daccc44b9e847163b705b6f5863bAnders Carlsson CXXConstructorDecl *Constructor; 62515ef2b5820f9daccc44b9e847163b705b6f5863bAnders Carlsson 62699a2e600f9e2e51d3ce10fb6f27191677ac65b2aDouglas Gregor SourceLocation Loc; 62716006c901315fa12a108b4e571f187f4b676e426Douglas Gregor bool Elidable : 1; 62816006c901315fa12a108b4e571f187f4b676e426Douglas Gregor bool ZeroInitialization : 1; 6299db7dbb918ca49f4ee6c181e4917e7b6ec547353Douglas Gregor bool BaseInitialization : 1; 63015ef2b5820f9daccc44b9e847163b705b6f5863bAnders Carlsson Stmt **Args; 63115ef2b5820f9daccc44b9e847163b705b6f5863bAnders Carlsson unsigned NumArgs; 6321eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 633bd6734e5f6432ce0cc07171c490ffaa094796198Anders Carlssonprotected: 6341eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump CXXConstructExpr(ASTContext &C, StmtClass SC, QualType T, 63599a2e600f9e2e51d3ce10fb6f27191677ac65b2aDouglas Gregor SourceLocation Loc, 636bd6734e5f6432ce0cc07171c490ffaa094796198Anders Carlsson CXXConstructorDecl *d, bool elidable, 63716006c901315fa12a108b4e571f187f4b676e426Douglas Gregor Expr **args, unsigned numargs, 6389db7dbb918ca49f4ee6c181e4917e7b6ec547353Douglas Gregor bool ZeroInitialization = false, 6399db7dbb918ca49f4ee6c181e4917e7b6ec547353Douglas Gregor bool BaseInitialization = false); 6401eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump ~CXXConstructExpr() { } 641bd6734e5f6432ce0cc07171c490ffaa094796198Anders Carlsson 64242602bb40aefcc2751d4078ba88aacf4d965c9bdDouglas Gregor virtual void DoDestroy(ASTContext &C); 64342602bb40aefcc2751d4078ba88aacf4d965c9bdDouglas Gregor 64415ef2b5820f9daccc44b9e847163b705b6f5863bAnders Carlssonpublic: 64539da0b8145eaec7da7004f9b3645c5c9f4f63b1dDouglas Gregor /// \brief Construct an empty C++ construction expression that will store 64639da0b8145eaec7da7004f9b3645c5c9f4f63b1dDouglas Gregor /// \p numargs arguments. 64739da0b8145eaec7da7004f9b3645c5c9f4f63b1dDouglas Gregor CXXConstructExpr(EmptyShell Empty, ASTContext &C, unsigned numargs); 64839da0b8145eaec7da7004f9b3645c5c9f4f63b1dDouglas Gregor 6498e587a15da6d3457a418239d5eb4146fcbd209f3Anders Carlsson static CXXConstructExpr *Create(ASTContext &C, QualType T, 65099a2e600f9e2e51d3ce10fb6f27191677ac65b2aDouglas Gregor SourceLocation Loc, 6511eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump CXXConstructorDecl *D, bool Elidable, 65216006c901315fa12a108b4e571f187f4b676e426Douglas Gregor Expr **Args, unsigned NumArgs, 6539db7dbb918ca49f4ee6c181e4917e7b6ec547353Douglas Gregor bool ZeroInitialization = false, 6549db7dbb918ca49f4ee6c181e4917e7b6ec547353Douglas Gregor bool BaseInitialization = false); 6551eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 6561eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 657d94546a0a1deef7286c13e49b9584621ae81cc9aDouglas Gregor CXXConstructorDecl* getConstructor() const { return Constructor; } 65839da0b8145eaec7da7004f9b3645c5c9f4f63b1dDouglas Gregor void setConstructor(CXXConstructorDecl *C) { Constructor = C; } 65939da0b8145eaec7da7004f9b3645c5c9f4f63b1dDouglas Gregor 66099a2e600f9e2e51d3ce10fb6f27191677ac65b2aDouglas Gregor SourceLocation getLocation() const { return Loc; } 66199a2e600f9e2e51d3ce10fb6f27191677ac65b2aDouglas Gregor void setLocation(SourceLocation Loc) { this->Loc = Loc; } 66299a2e600f9e2e51d3ce10fb6f27191677ac65b2aDouglas Gregor 663d94546a0a1deef7286c13e49b9584621ae81cc9aDouglas Gregor /// \brief Whether this construction is elidable. 664d94546a0a1deef7286c13e49b9584621ae81cc9aDouglas Gregor bool isElidable() const { return Elidable; } 66539da0b8145eaec7da7004f9b3645c5c9f4f63b1dDouglas Gregor void setElidable(bool E) { Elidable = E; } 66639da0b8145eaec7da7004f9b3645c5c9f4f63b1dDouglas Gregor 66716006c901315fa12a108b4e571f187f4b676e426Douglas Gregor /// \brief Whether this construction first requires 66816006c901315fa12a108b4e571f187f4b676e426Douglas Gregor /// zero-initialization before the initializer is called. 66916006c901315fa12a108b4e571f187f4b676e426Douglas Gregor bool requiresZeroInitialization() const { return ZeroInitialization; } 67016006c901315fa12a108b4e571f187f4b676e426Douglas Gregor void setRequiresZeroInitialization(bool ZeroInit) { 67116006c901315fa12a108b4e571f187f4b676e426Douglas Gregor ZeroInitialization = ZeroInit; 67216006c901315fa12a108b4e571f187f4b676e426Douglas Gregor } 67316006c901315fa12a108b4e571f187f4b676e426Douglas Gregor 6749db7dbb918ca49f4ee6c181e4917e7b6ec547353Douglas Gregor /// \brief Determines whether this constructor is actually constructing 6759db7dbb918ca49f4ee6c181e4917e7b6ec547353Douglas Gregor /// a base class (rather than a complete object). 6769db7dbb918ca49f4ee6c181e4917e7b6ec547353Douglas Gregor bool isBaseInitialization() const { return BaseInitialization; } 6779db7dbb918ca49f4ee6c181e4917e7b6ec547353Douglas Gregor void setBaseInitialization(bool BI) { BaseInitialization = BI; } 6789db7dbb918ca49f4ee6c181e4917e7b6ec547353Douglas Gregor 67915ef2b5820f9daccc44b9e847163b705b6f5863bAnders Carlsson typedef ExprIterator arg_iterator; 68015ef2b5820f9daccc44b9e847163b705b6f5863bAnders Carlsson typedef ConstExprIterator const_arg_iterator; 6811eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 68215ef2b5820f9daccc44b9e847163b705b6f5863bAnders Carlsson arg_iterator arg_begin() { return Args; } 68315ef2b5820f9daccc44b9e847163b705b6f5863bAnders Carlsson arg_iterator arg_end() { return Args + NumArgs; } 68415ef2b5820f9daccc44b9e847163b705b6f5863bAnders Carlsson const_arg_iterator arg_begin() const { return Args; } 68515ef2b5820f9daccc44b9e847163b705b6f5863bAnders Carlsson const_arg_iterator arg_end() const { return Args + NumArgs; } 68615ef2b5820f9daccc44b9e847163b705b6f5863bAnders Carlsson 687a88cfbfac9bbcbb9858f048d6d73a48711d8e93dDouglas Gregor Expr **getArgs() const { return reinterpret_cast<Expr **>(Args); } 68815ef2b5820f9daccc44b9e847163b705b6f5863bAnders Carlsson unsigned getNumArgs() const { return NumArgs; } 68915ef2b5820f9daccc44b9e847163b705b6f5863bAnders Carlsson 690bcb11d01c034f967503bd98f28bdf458c1ab8001Anders Carlsson /// getArg - Return the specified argument. 691bcb11d01c034f967503bd98f28bdf458c1ab8001Anders Carlsson Expr *getArg(unsigned Arg) { 692bcb11d01c034f967503bd98f28bdf458c1ab8001Anders Carlsson assert(Arg < NumArgs && "Arg access out of range!"); 693bcb11d01c034f967503bd98f28bdf458c1ab8001Anders Carlsson return cast<Expr>(Args[Arg]); 694bcb11d01c034f967503bd98f28bdf458c1ab8001Anders Carlsson } 695bcb11d01c034f967503bd98f28bdf458c1ab8001Anders Carlsson const Expr *getArg(unsigned Arg) const { 696bcb11d01c034f967503bd98f28bdf458c1ab8001Anders Carlsson assert(Arg < NumArgs && "Arg access out of range!"); 697bcb11d01c034f967503bd98f28bdf458c1ab8001Anders Carlsson return cast<Expr>(Args[Arg]); 698bcb11d01c034f967503bd98f28bdf458c1ab8001Anders Carlsson } 6991eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 7002eeed7bc4fd457ac57ff32ab3b02674588545f65Fariborz Jahanian /// setArg - Set the specified argument. 7012eeed7bc4fd457ac57ff32ab3b02674588545f65Fariborz Jahanian void setArg(unsigned Arg, Expr *ArgExpr) { 7022eeed7bc4fd457ac57ff32ab3b02674588545f65Fariborz Jahanian assert(Arg < NumArgs && "Arg access out of range!"); 7032eeed7bc4fd457ac57ff32ab3b02674588545f65Fariborz Jahanian Args[Arg] = ArgExpr; 7042eeed7bc4fd457ac57ff32ab3b02674588545f65Fariborz Jahanian } 7052eeed7bc4fd457ac57ff32ab3b02674588545f65Fariborz Jahanian 706e383768f7f5d45ca4af0b1c11cbf072de18bce98Ted Kremenek virtual SourceRange getSourceRange() const; 70715ef2b5820f9daccc44b9e847163b705b6f5863bAnders Carlsson 7081eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump static bool classof(const Stmt *T) { 709524fa13fd81e88533c7a1d4b1232c0de2c97dc7cAnders Carlsson return T->getStmtClass() == CXXConstructExprClass || 710524fa13fd81e88533c7a1d4b1232c0de2c97dc7cAnders Carlsson T->getStmtClass() == CXXTemporaryObjectExprClass; 71115ef2b5820f9daccc44b9e847163b705b6f5863bAnders Carlsson } 71215ef2b5820f9daccc44b9e847163b705b6f5863bAnders Carlsson static bool classof(const CXXConstructExpr *) { return true; } 7131eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 71415ef2b5820f9daccc44b9e847163b705b6f5863bAnders Carlsson // Iterators 71515ef2b5820f9daccc44b9e847163b705b6f5863bAnders Carlsson virtual child_iterator child_begin(); 71615ef2b5820f9daccc44b9e847163b705b6f5863bAnders Carlsson virtual child_iterator child_end(); 71715ef2b5820f9daccc44b9e847163b705b6f5863bAnders Carlsson}; 71815ef2b5820f9daccc44b9e847163b705b6f5863bAnders Carlsson 71949badde06e066d058d6c7fcf4e628a72999b65a9Douglas Gregor/// CXXFunctionalCastExpr - Represents an explicit C++ type conversion 72049badde06e066d058d6c7fcf4e628a72999b65a9Douglas Gregor/// that uses "functional" notion (C++ [expr.type.conv]). Example: @c 72149badde06e066d058d6c7fcf4e628a72999b65a9Douglas Gregor/// x = int(0.5); 72249badde06e066d058d6c7fcf4e628a72999b65a9Douglas Gregorclass CXXFunctionalCastExpr : public ExplicitCastExpr { 723987a14bf5883ef6e5d07f1c83eb6d41a8212a78cArgyrios Kyrtzidis SourceLocation TyBeginLoc; 724987a14bf5883ef6e5d07f1c83eb6d41a8212a78cArgyrios Kyrtzidis SourceLocation RParenLoc; 725987a14bf5883ef6e5d07f1c83eb6d41a8212a78cArgyrios Kyrtzidispublic: 7269d125033a9853f3b572a4c9e2f9e2d4e5e346973John McCall CXXFunctionalCastExpr(QualType ty, TypeSourceInfo *writtenTy, 7271eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump SourceLocation tyBeginLoc, CastKind kind, 7280aebc81e02397a5987aaa8e8c7acbdb01a31d7c3Anders Carlsson Expr *castExpr, SourceLocation rParenLoc) 7290aebc81e02397a5987aaa8e8c7acbdb01a31d7c3Anders Carlsson : ExplicitCastExpr(CXXFunctionalCastExprClass, ty, kind, castExpr, 7300aebc81e02397a5987aaa8e8c7acbdb01a31d7c3Anders Carlsson writtenTy), 7310aebc81e02397a5987aaa8e8c7acbdb01a31d7c3Anders Carlsson TyBeginLoc(tyBeginLoc), RParenLoc(rParenLoc) {} 7320aebc81e02397a5987aaa8e8c7acbdb01a31d7c3Anders Carlsson 733ce757a7a1ee905f87551996a69da3e95e8afeeb7Sam Weinig explicit CXXFunctionalCastExpr(EmptyShell Shell) 734ce757a7a1ee905f87551996a69da3e95e8afeeb7Sam Weinig : ExplicitCastExpr(CXXFunctionalCastExprClass, Shell) { } 735ce757a7a1ee905f87551996a69da3e95e8afeeb7Sam Weinig 736987a14bf5883ef6e5d07f1c83eb6d41a8212a78cArgyrios Kyrtzidis SourceLocation getTypeBeginLoc() const { return TyBeginLoc; } 737ce757a7a1ee905f87551996a69da3e95e8afeeb7Sam Weinig void setTypeBeginLoc(SourceLocation L) { TyBeginLoc = L; } 738987a14bf5883ef6e5d07f1c83eb6d41a8212a78cArgyrios Kyrtzidis SourceLocation getRParenLoc() const { return RParenLoc; } 739ce757a7a1ee905f87551996a69da3e95e8afeeb7Sam Weinig void setRParenLoc(SourceLocation L) { RParenLoc = L; } 7401eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 741987a14bf5883ef6e5d07f1c83eb6d41a8212a78cArgyrios Kyrtzidis virtual SourceRange getSourceRange() const { 742987a14bf5883ef6e5d07f1c83eb6d41a8212a78cArgyrios Kyrtzidis return SourceRange(TyBeginLoc, RParenLoc); 743987a14bf5883ef6e5d07f1c83eb6d41a8212a78cArgyrios Kyrtzidis } 7441eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump static bool classof(const Stmt *T) { 7451eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump return T->getStmtClass() == CXXFunctionalCastExprClass; 746987a14bf5883ef6e5d07f1c83eb6d41a8212a78cArgyrios Kyrtzidis } 747987a14bf5883ef6e5d07f1c83eb6d41a8212a78cArgyrios Kyrtzidis static bool classof(const CXXFunctionalCastExpr *) { return true; } 748987a14bf5883ef6e5d07f1c83eb6d41a8212a78cArgyrios Kyrtzidis}; 749987a14bf5883ef6e5d07f1c83eb6d41a8212a78cArgyrios Kyrtzidis 750506ae418eb171d072f2fb4f6bc46d258b52cbf97Douglas Gregor/// @brief Represents a C++ functional cast expression that builds a 751506ae418eb171d072f2fb4f6bc46d258b52cbf97Douglas Gregor/// temporary object. 752506ae418eb171d072f2fb4f6bc46d258b52cbf97Douglas Gregor/// 7531eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump/// This expression type represents a C++ "functional" cast 754506ae418eb171d072f2fb4f6bc46d258b52cbf97Douglas Gregor/// (C++[expr.type.conv]) with N != 1 arguments that invokes a 755506ae418eb171d072f2fb4f6bc46d258b52cbf97Douglas Gregor/// constructor to build a temporary object. If N == 0 but no 756506ae418eb171d072f2fb4f6bc46d258b52cbf97Douglas Gregor/// constructor will be called (because the functional cast is 757506ae418eb171d072f2fb4f6bc46d258b52cbf97Douglas Gregor/// performing a value-initialized an object whose class type has no 758506ae418eb171d072f2fb4f6bc46d258b52cbf97Douglas Gregor/// user-declared constructors), CXXZeroInitValueExpr will represent 759506ae418eb171d072f2fb4f6bc46d258b52cbf97Douglas Gregor/// the functional cast. Finally, with N == 1 arguments the functional 760506ae418eb171d072f2fb4f6bc46d258b52cbf97Douglas Gregor/// cast expression will be represented by CXXFunctionalCastExpr. 761506ae418eb171d072f2fb4f6bc46d258b52cbf97Douglas Gregor/// Example: 762506ae418eb171d072f2fb4f6bc46d258b52cbf97Douglas Gregor/// @code 763506ae418eb171d072f2fb4f6bc46d258b52cbf97Douglas Gregor/// struct X { X(int, float); } 764506ae418eb171d072f2fb4f6bc46d258b52cbf97Douglas Gregor/// 765506ae418eb171d072f2fb4f6bc46d258b52cbf97Douglas Gregor/// X create_X() { 766506ae418eb171d072f2fb4f6bc46d258b52cbf97Douglas Gregor/// return X(1, 3.14f); // creates a CXXTemporaryObjectExpr 767506ae418eb171d072f2fb4f6bc46d258b52cbf97Douglas Gregor/// }; 768506ae418eb171d072f2fb4f6bc46d258b52cbf97Douglas Gregor/// @endcode 769524fa13fd81e88533c7a1d4b1232c0de2c97dc7cAnders Carlssonclass CXXTemporaryObjectExpr : public CXXConstructExpr { 770506ae418eb171d072f2fb4f6bc46d258b52cbf97Douglas Gregor SourceLocation TyBeginLoc; 771506ae418eb171d072f2fb4f6bc46d258b52cbf97Douglas Gregor SourceLocation RParenLoc; 772506ae418eb171d072f2fb4f6bc46d258b52cbf97Douglas Gregor 773506ae418eb171d072f2fb4f6bc46d258b52cbf97Douglas Gregorpublic: 7741eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump CXXTemporaryObjectExpr(ASTContext &C, CXXConstructorDecl *Cons, 7751eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump QualType writtenTy, SourceLocation tyBeginLoc, 7761eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump Expr **Args,unsigned NumArgs, 7778e587a15da6d3457a418239d5eb4146fcbd209f3Anders Carlsson SourceLocation rParenLoc); 778506ae418eb171d072f2fb4f6bc46d258b52cbf97Douglas Gregor 7791eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump ~CXXTemporaryObjectExpr() { } 780506ae418eb171d072f2fb4f6bc46d258b52cbf97Douglas Gregor 781506ae418eb171d072f2fb4f6bc46d258b52cbf97Douglas Gregor SourceLocation getTypeBeginLoc() const { return TyBeginLoc; } 782506ae418eb171d072f2fb4f6bc46d258b52cbf97Douglas Gregor SourceLocation getRParenLoc() const { return RParenLoc; } 783ba49817c5b9f502602672861cf369fd0e53966e8Douglas Gregor 784506ae418eb171d072f2fb4f6bc46d258b52cbf97Douglas Gregor virtual SourceRange getSourceRange() const { 785506ae418eb171d072f2fb4f6bc46d258b52cbf97Douglas Gregor return SourceRange(TyBeginLoc, RParenLoc); 786506ae418eb171d072f2fb4f6bc46d258b52cbf97Douglas Gregor } 7871eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump static bool classof(const Stmt *T) { 788506ae418eb171d072f2fb4f6bc46d258b52cbf97Douglas Gregor return T->getStmtClass() == CXXTemporaryObjectExprClass; 789506ae418eb171d072f2fb4f6bc46d258b52cbf97Douglas Gregor } 790506ae418eb171d072f2fb4f6bc46d258b52cbf97Douglas Gregor static bool classof(const CXXTemporaryObjectExpr *) { return true; } 791506ae418eb171d072f2fb4f6bc46d258b52cbf97Douglas Gregor}; 792506ae418eb171d072f2fb4f6bc46d258b52cbf97Douglas Gregor 793987a14bf5883ef6e5d07f1c83eb6d41a8212a78cArgyrios Kyrtzidis/// CXXZeroInitValueExpr - [C++ 5.2.3p2] 794506ae418eb171d072f2fb4f6bc46d258b52cbf97Douglas Gregor/// Expression "T()" which creates a value-initialized rvalue of type 795506ae418eb171d072f2fb4f6bc46d258b52cbf97Douglas Gregor/// T, which is either a non-class type or a class type without any 796506ae418eb171d072f2fb4f6bc46d258b52cbf97Douglas Gregor/// user-defined constructors. 797987a14bf5883ef6e5d07f1c83eb6d41a8212a78cArgyrios Kyrtzidis/// 798987a14bf5883ef6e5d07f1c83eb6d41a8212a78cArgyrios Kyrtzidisclass CXXZeroInitValueExpr : public Expr { 799987a14bf5883ef6e5d07f1c83eb6d41a8212a78cArgyrios Kyrtzidis SourceLocation TyBeginLoc; 800987a14bf5883ef6e5d07f1c83eb6d41a8212a78cArgyrios Kyrtzidis SourceLocation RParenLoc; 801987a14bf5883ef6e5d07f1c83eb6d41a8212a78cArgyrios Kyrtzidis 802987a14bf5883ef6e5d07f1c83eb6d41a8212a78cArgyrios Kyrtzidispublic: 803987a14bf5883ef6e5d07f1c83eb6d41a8212a78cArgyrios Kyrtzidis CXXZeroInitValueExpr(QualType ty, SourceLocation tyBeginLoc, 8041eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump SourceLocation rParenLoc ) : 805d94546a0a1deef7286c13e49b9584621ae81cc9aDouglas Gregor Expr(CXXZeroInitValueExprClass, ty, false, false), 806987a14bf5883ef6e5d07f1c83eb6d41a8212a78cArgyrios Kyrtzidis TyBeginLoc(tyBeginLoc), RParenLoc(rParenLoc) {} 8071eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 808987a14bf5883ef6e5d07f1c83eb6d41a8212a78cArgyrios Kyrtzidis SourceLocation getTypeBeginLoc() const { return TyBeginLoc; } 809987a14bf5883ef6e5d07f1c83eb6d41a8212a78cArgyrios Kyrtzidis SourceLocation getRParenLoc() const { return RParenLoc; } 810987a14bf5883ef6e5d07f1c83eb6d41a8212a78cArgyrios Kyrtzidis 8114c67834407ca6ab344dcf44fc599ad4938cfa96dDouglas Gregor /// @brief Whether this initialization expression was 8124c67834407ca6ab344dcf44fc599ad4938cfa96dDouglas Gregor /// implicitly-generated. 8131eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump bool isImplicit() const { 8141eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump return TyBeginLoc.isInvalid() && RParenLoc.isInvalid(); 8154c67834407ca6ab344dcf44fc599ad4938cfa96dDouglas Gregor } 8164c67834407ca6ab344dcf44fc599ad4938cfa96dDouglas Gregor 817987a14bf5883ef6e5d07f1c83eb6d41a8212a78cArgyrios Kyrtzidis virtual SourceRange getSourceRange() const { 818987a14bf5883ef6e5d07f1c83eb6d41a8212a78cArgyrios Kyrtzidis return SourceRange(TyBeginLoc, RParenLoc); 819987a14bf5883ef6e5d07f1c83eb6d41a8212a78cArgyrios Kyrtzidis } 8201eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 8211eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump static bool classof(const Stmt *T) { 822987a14bf5883ef6e5d07f1c83eb6d41a8212a78cArgyrios Kyrtzidis return T->getStmtClass() == CXXZeroInitValueExprClass; 823987a14bf5883ef6e5d07f1c83eb6d41a8212a78cArgyrios Kyrtzidis } 824987a14bf5883ef6e5d07f1c83eb6d41a8212a78cArgyrios Kyrtzidis static bool classof(const CXXZeroInitValueExpr *) { return true; } 8251eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 826987a14bf5883ef6e5d07f1c83eb6d41a8212a78cArgyrios Kyrtzidis // Iterators 827987a14bf5883ef6e5d07f1c83eb6d41a8212a78cArgyrios Kyrtzidis virtual child_iterator child_begin(); 828987a14bf5883ef6e5d07f1c83eb6d41a8212a78cArgyrios Kyrtzidis virtual child_iterator child_end(); 829987a14bf5883ef6e5d07f1c83eb6d41a8212a78cArgyrios Kyrtzidis}; 830987a14bf5883ef6e5d07f1c83eb6d41a8212a78cArgyrios Kyrtzidis 8314c5d320a7581f4b80b151630c91cea5727fa9923Sebastian Redl/// CXXNewExpr - A new expression for memory allocation and constructor calls, 8324c5d320a7581f4b80b151630c91cea5727fa9923Sebastian Redl/// e.g: "new CXXNewExpr(foo)". 8334c5d320a7581f4b80b151630c91cea5727fa9923Sebastian Redlclass CXXNewExpr : public Expr { 8344c5d320a7581f4b80b151630c91cea5727fa9923Sebastian Redl // Was the usage ::new, i.e. is the global new to be used? 8354c5d320a7581f4b80b151630c91cea5727fa9923Sebastian Redl bool GlobalNew : 1; 8364c5d320a7581f4b80b151630c91cea5727fa9923Sebastian Redl // Was the form (type-id) used? Otherwise, it was new-type-id. 8374c5d320a7581f4b80b151630c91cea5727fa9923Sebastian Redl bool ParenTypeId : 1; 8384c5d320a7581f4b80b151630c91cea5727fa9923Sebastian Redl // Is there an initializer? If not, built-ins are uninitialized, else they're 8394c5d320a7581f4b80b151630c91cea5727fa9923Sebastian Redl // value-initialized. 8404c5d320a7581f4b80b151630c91cea5727fa9923Sebastian Redl bool Initializer : 1; 841cee63fbf0e64ac526582312bf8cf33263fc5c16eSebastian Redl // Do we allocate an array? If so, the first SubExpr is the size expression. 842cee63fbf0e64ac526582312bf8cf33263fc5c16eSebastian Redl bool Array : 1; 8434c5d320a7581f4b80b151630c91cea5727fa9923Sebastian Redl // The number of placement new arguments. 8444c5d320a7581f4b80b151630c91cea5727fa9923Sebastian Redl unsigned NumPlacementArgs : 14; 8454c5d320a7581f4b80b151630c91cea5727fa9923Sebastian Redl // The number of constructor arguments. This may be 1 even for non-class 8464c5d320a7581f4b80b151630c91cea5727fa9923Sebastian Redl // types; use the pseudo copy constructor. 847cee63fbf0e64ac526582312bf8cf33263fc5c16eSebastian Redl unsigned NumConstructorArgs : 14; 848cee63fbf0e64ac526582312bf8cf33263fc5c16eSebastian Redl // Contains an optional array size expression, any number of optional 849cee63fbf0e64ac526582312bf8cf33263fc5c16eSebastian Redl // placement arguments, and any number of optional constructor arguments, 850cee63fbf0e64ac526582312bf8cf33263fc5c16eSebastian Redl // in that order. 8514c5d320a7581f4b80b151630c91cea5727fa9923Sebastian Redl Stmt **SubExprs; 8524c5d320a7581f4b80b151630c91cea5727fa9923Sebastian Redl // Points to the allocation function used. 8534c5d320a7581f4b80b151630c91cea5727fa9923Sebastian Redl FunctionDecl *OperatorNew; 8544c5d320a7581f4b80b151630c91cea5727fa9923Sebastian Redl // Points to the deallocation function used in case of error. May be null. 8554c5d320a7581f4b80b151630c91cea5727fa9923Sebastian Redl FunctionDecl *OperatorDelete; 8564c5d320a7581f4b80b151630c91cea5727fa9923Sebastian Redl // Points to the constructor used. Cannot be null if AllocType is a record; 8574c5d320a7581f4b80b151630c91cea5727fa9923Sebastian Redl // it would still point at the default constructor (even an implicit one). 8584c5d320a7581f4b80b151630c91cea5727fa9923Sebastian Redl // Must be null for all other types. 8594c5d320a7581f4b80b151630c91cea5727fa9923Sebastian Redl CXXConstructorDecl *Constructor; 8604c5d320a7581f4b80b151630c91cea5727fa9923Sebastian Redl 8614c5d320a7581f4b80b151630c91cea5727fa9923Sebastian Redl SourceLocation StartLoc; 8624c5d320a7581f4b80b151630c91cea5727fa9923Sebastian Redl SourceLocation EndLoc; 8634c5d320a7581f4b80b151630c91cea5727fa9923Sebastian Redl 8644c5d320a7581f4b80b151630c91cea5727fa9923Sebastian Redlpublic: 8654c5d320a7581f4b80b151630c91cea5727fa9923Sebastian Redl CXXNewExpr(bool globalNew, FunctionDecl *operatorNew, Expr **placementArgs, 866cee63fbf0e64ac526582312bf8cf33263fc5c16eSebastian Redl unsigned numPlaceArgs, bool ParenTypeId, Expr *arraySize, 8674c5d320a7581f4b80b151630c91cea5727fa9923Sebastian Redl CXXConstructorDecl *constructor, bool initializer, 8684c5d320a7581f4b80b151630c91cea5727fa9923Sebastian Redl Expr **constructorArgs, unsigned numConsArgs, 8694c5d320a7581f4b80b151630c91cea5727fa9923Sebastian Redl FunctionDecl *operatorDelete, QualType ty, 8704c5d320a7581f4b80b151630c91cea5727fa9923Sebastian Redl SourceLocation startLoc, SourceLocation endLoc); 8714c5d320a7581f4b80b151630c91cea5727fa9923Sebastian Redl ~CXXNewExpr() { 8724c5d320a7581f4b80b151630c91cea5727fa9923Sebastian Redl delete[] SubExprs; 8734c5d320a7581f4b80b151630c91cea5727fa9923Sebastian Redl } 8744c5d320a7581f4b80b151630c91cea5727fa9923Sebastian Redl 875cee63fbf0e64ac526582312bf8cf33263fc5c16eSebastian Redl QualType getAllocatedType() const { 876cee63fbf0e64ac526582312bf8cf33263fc5c16eSebastian Redl assert(getType()->isPointerType()); 8776217b80b7a1379b74cced1c076338262c3c980b3Ted Kremenek return getType()->getAs<PointerType>()->getPointeeType(); 878cee63fbf0e64ac526582312bf8cf33263fc5c16eSebastian Redl } 8794c5d320a7581f4b80b151630c91cea5727fa9923Sebastian Redl 8804c5d320a7581f4b80b151630c91cea5727fa9923Sebastian Redl FunctionDecl *getOperatorNew() const { return OperatorNew; } 8814c5d320a7581f4b80b151630c91cea5727fa9923Sebastian Redl FunctionDecl *getOperatorDelete() const { return OperatorDelete; } 8824c5d320a7581f4b80b151630c91cea5727fa9923Sebastian Redl CXXConstructorDecl *getConstructor() const { return Constructor; } 8834c5d320a7581f4b80b151630c91cea5727fa9923Sebastian Redl 884cee63fbf0e64ac526582312bf8cf33263fc5c16eSebastian Redl bool isArray() const { return Array; } 885cee63fbf0e64ac526582312bf8cf33263fc5c16eSebastian Redl Expr *getArraySize() { 886cee63fbf0e64ac526582312bf8cf33263fc5c16eSebastian Redl return Array ? cast<Expr>(SubExprs[0]) : 0; 887cee63fbf0e64ac526582312bf8cf33263fc5c16eSebastian Redl } 888cee63fbf0e64ac526582312bf8cf33263fc5c16eSebastian Redl const Expr *getArraySize() const { 889cee63fbf0e64ac526582312bf8cf33263fc5c16eSebastian Redl return Array ? cast<Expr>(SubExprs[0]) : 0; 890cee63fbf0e64ac526582312bf8cf33263fc5c16eSebastian Redl } 891cee63fbf0e64ac526582312bf8cf33263fc5c16eSebastian Redl 8924c5d320a7581f4b80b151630c91cea5727fa9923Sebastian Redl unsigned getNumPlacementArgs() const { return NumPlacementArgs; } 8934c5d320a7581f4b80b151630c91cea5727fa9923Sebastian Redl Expr *getPlacementArg(unsigned i) { 8944c5d320a7581f4b80b151630c91cea5727fa9923Sebastian Redl assert(i < NumPlacementArgs && "Index out of range"); 895cee63fbf0e64ac526582312bf8cf33263fc5c16eSebastian Redl return cast<Expr>(SubExprs[Array + i]); 8964c5d320a7581f4b80b151630c91cea5727fa9923Sebastian Redl } 8974c5d320a7581f4b80b151630c91cea5727fa9923Sebastian Redl const Expr *getPlacementArg(unsigned i) const { 8984c5d320a7581f4b80b151630c91cea5727fa9923Sebastian Redl assert(i < NumPlacementArgs && "Index out of range"); 899cee63fbf0e64ac526582312bf8cf33263fc5c16eSebastian Redl return cast<Expr>(SubExprs[Array + i]); 9004c5d320a7581f4b80b151630c91cea5727fa9923Sebastian Redl } 9014c5d320a7581f4b80b151630c91cea5727fa9923Sebastian Redl 9024c5d320a7581f4b80b151630c91cea5727fa9923Sebastian Redl bool isGlobalNew() const { return GlobalNew; } 9034c5d320a7581f4b80b151630c91cea5727fa9923Sebastian Redl bool isParenTypeId() const { return ParenTypeId; } 9044c5d320a7581f4b80b151630c91cea5727fa9923Sebastian Redl bool hasInitializer() const { return Initializer; } 9054c5d320a7581f4b80b151630c91cea5727fa9923Sebastian Redl 9064c5d320a7581f4b80b151630c91cea5727fa9923Sebastian Redl unsigned getNumConstructorArgs() const { return NumConstructorArgs; } 9074c5d320a7581f4b80b151630c91cea5727fa9923Sebastian Redl Expr *getConstructorArg(unsigned i) { 9084c5d320a7581f4b80b151630c91cea5727fa9923Sebastian Redl assert(i < NumConstructorArgs && "Index out of range"); 909cee63fbf0e64ac526582312bf8cf33263fc5c16eSebastian Redl return cast<Expr>(SubExprs[Array + NumPlacementArgs + i]); 9104c5d320a7581f4b80b151630c91cea5727fa9923Sebastian Redl } 9114c5d320a7581f4b80b151630c91cea5727fa9923Sebastian Redl const Expr *getConstructorArg(unsigned i) const { 9124c5d320a7581f4b80b151630c91cea5727fa9923Sebastian Redl assert(i < NumConstructorArgs && "Index out of range"); 913cee63fbf0e64ac526582312bf8cf33263fc5c16eSebastian Redl return cast<Expr>(SubExprs[Array + NumPlacementArgs + i]); 9144c5d320a7581f4b80b151630c91cea5727fa9923Sebastian Redl } 9154c5d320a7581f4b80b151630c91cea5727fa9923Sebastian Redl 9164c5d320a7581f4b80b151630c91cea5727fa9923Sebastian Redl typedef ExprIterator arg_iterator; 9174c5d320a7581f4b80b151630c91cea5727fa9923Sebastian Redl typedef ConstExprIterator const_arg_iterator; 9184c5d320a7581f4b80b151630c91cea5727fa9923Sebastian Redl 9194c5d320a7581f4b80b151630c91cea5727fa9923Sebastian Redl arg_iterator placement_arg_begin() { 920cee63fbf0e64ac526582312bf8cf33263fc5c16eSebastian Redl return SubExprs + Array; 9214c5d320a7581f4b80b151630c91cea5727fa9923Sebastian Redl } 9224c5d320a7581f4b80b151630c91cea5727fa9923Sebastian Redl arg_iterator placement_arg_end() { 923cee63fbf0e64ac526582312bf8cf33263fc5c16eSebastian Redl return SubExprs + Array + getNumPlacementArgs(); 9244c5d320a7581f4b80b151630c91cea5727fa9923Sebastian Redl } 9254c5d320a7581f4b80b151630c91cea5727fa9923Sebastian Redl const_arg_iterator placement_arg_begin() const { 926cee63fbf0e64ac526582312bf8cf33263fc5c16eSebastian Redl return SubExprs + Array; 9274c5d320a7581f4b80b151630c91cea5727fa9923Sebastian Redl } 9284c5d320a7581f4b80b151630c91cea5727fa9923Sebastian Redl const_arg_iterator placement_arg_end() const { 929cee63fbf0e64ac526582312bf8cf33263fc5c16eSebastian Redl return SubExprs + Array + getNumPlacementArgs(); 9304c5d320a7581f4b80b151630c91cea5727fa9923Sebastian Redl } 9314c5d320a7581f4b80b151630c91cea5727fa9923Sebastian Redl 9324c5d320a7581f4b80b151630c91cea5727fa9923Sebastian Redl arg_iterator constructor_arg_begin() { 933cee63fbf0e64ac526582312bf8cf33263fc5c16eSebastian Redl return SubExprs + Array + getNumPlacementArgs(); 9344c5d320a7581f4b80b151630c91cea5727fa9923Sebastian Redl } 9354c5d320a7581f4b80b151630c91cea5727fa9923Sebastian Redl arg_iterator constructor_arg_end() { 936cee63fbf0e64ac526582312bf8cf33263fc5c16eSebastian Redl return SubExprs + Array + getNumPlacementArgs() + getNumConstructorArgs(); 9374c5d320a7581f4b80b151630c91cea5727fa9923Sebastian Redl } 9384c5d320a7581f4b80b151630c91cea5727fa9923Sebastian Redl const_arg_iterator constructor_arg_begin() const { 939cee63fbf0e64ac526582312bf8cf33263fc5c16eSebastian Redl return SubExprs + Array + getNumPlacementArgs(); 9404c5d320a7581f4b80b151630c91cea5727fa9923Sebastian Redl } 9414c5d320a7581f4b80b151630c91cea5727fa9923Sebastian Redl const_arg_iterator constructor_arg_end() const { 942cee63fbf0e64ac526582312bf8cf33263fc5c16eSebastian Redl return SubExprs + Array + getNumPlacementArgs() + getNumConstructorArgs(); 9434c5d320a7581f4b80b151630c91cea5727fa9923Sebastian Redl } 9444c5d320a7581f4b80b151630c91cea5727fa9923Sebastian Redl 9454c5d320a7581f4b80b151630c91cea5727fa9923Sebastian Redl virtual SourceRange getSourceRange() const { 9464c5d320a7581f4b80b151630c91cea5727fa9923Sebastian Redl return SourceRange(StartLoc, EndLoc); 9474c5d320a7581f4b80b151630c91cea5727fa9923Sebastian Redl } 9484c5d320a7581f4b80b151630c91cea5727fa9923Sebastian Redl 9494c5d320a7581f4b80b151630c91cea5727fa9923Sebastian Redl static bool classof(const Stmt *T) { 9504c5d320a7581f4b80b151630c91cea5727fa9923Sebastian Redl return T->getStmtClass() == CXXNewExprClass; 9514c5d320a7581f4b80b151630c91cea5727fa9923Sebastian Redl } 9524c5d320a7581f4b80b151630c91cea5727fa9923Sebastian Redl static bool classof(const CXXNewExpr *) { return true; } 9534c5d320a7581f4b80b151630c91cea5727fa9923Sebastian Redl 9544c5d320a7581f4b80b151630c91cea5727fa9923Sebastian Redl // Iterators 9554c5d320a7581f4b80b151630c91cea5727fa9923Sebastian Redl virtual child_iterator child_begin(); 9564c5d320a7581f4b80b151630c91cea5727fa9923Sebastian Redl virtual child_iterator child_end(); 9574c5d320a7581f4b80b151630c91cea5727fa9923Sebastian Redl}; 9584c5d320a7581f4b80b151630c91cea5727fa9923Sebastian Redl 9594c5d320a7581f4b80b151630c91cea5727fa9923Sebastian Redl/// CXXDeleteExpr - A delete expression for memory deallocation and destructor 9604c5d320a7581f4b80b151630c91cea5727fa9923Sebastian Redl/// calls, e.g. "delete[] pArray". 9614c5d320a7581f4b80b151630c91cea5727fa9923Sebastian Redlclass CXXDeleteExpr : public Expr { 9624c5d320a7581f4b80b151630c91cea5727fa9923Sebastian Redl // Is this a forced global delete, i.e. "::delete"? 9634c5d320a7581f4b80b151630c91cea5727fa9923Sebastian Redl bool GlobalDelete : 1; 9644c5d320a7581f4b80b151630c91cea5727fa9923Sebastian Redl // Is this the array form of delete, i.e. "delete[]"? 9654c5d320a7581f4b80b151630c91cea5727fa9923Sebastian Redl bool ArrayForm : 1; 9664c5d320a7581f4b80b151630c91cea5727fa9923Sebastian Redl // Points to the operator delete overload that is used. Could be a member. 9674c5d320a7581f4b80b151630c91cea5727fa9923Sebastian Redl FunctionDecl *OperatorDelete; 9684c5d320a7581f4b80b151630c91cea5727fa9923Sebastian Redl // The pointer expression to be deleted. 9694c5d320a7581f4b80b151630c91cea5727fa9923Sebastian Redl Stmt *Argument; 9704c5d320a7581f4b80b151630c91cea5727fa9923Sebastian Redl // Location of the expression. 9714c5d320a7581f4b80b151630c91cea5727fa9923Sebastian Redl SourceLocation Loc; 9724c5d320a7581f4b80b151630c91cea5727fa9923Sebastian Redlpublic: 9734c5d320a7581f4b80b151630c91cea5727fa9923Sebastian Redl CXXDeleteExpr(QualType ty, bool globalDelete, bool arrayForm, 9744c5d320a7581f4b80b151630c91cea5727fa9923Sebastian Redl FunctionDecl *operatorDelete, Expr *arg, SourceLocation loc) 9752850784bda09416fc7e9d57f5baa36c9351c757cSebastian Redl : Expr(CXXDeleteExprClass, ty, false, false), GlobalDelete(globalDelete), 9764c5d320a7581f4b80b151630c91cea5727fa9923Sebastian Redl ArrayForm(arrayForm), OperatorDelete(operatorDelete), Argument(arg), 9774c5d320a7581f4b80b151630c91cea5727fa9923Sebastian Redl Loc(loc) { } 9784c5d320a7581f4b80b151630c91cea5727fa9923Sebastian Redl 9794c5d320a7581f4b80b151630c91cea5727fa9923Sebastian Redl bool isGlobalDelete() const { return GlobalDelete; } 9804c5d320a7581f4b80b151630c91cea5727fa9923Sebastian Redl bool isArrayForm() const { return ArrayForm; } 9814c5d320a7581f4b80b151630c91cea5727fa9923Sebastian Redl 9824c5d320a7581f4b80b151630c91cea5727fa9923Sebastian Redl FunctionDecl *getOperatorDelete() const { return OperatorDelete; } 9834c5d320a7581f4b80b151630c91cea5727fa9923Sebastian Redl 9844c5d320a7581f4b80b151630c91cea5727fa9923Sebastian Redl Expr *getArgument() { return cast<Expr>(Argument); } 9854c5d320a7581f4b80b151630c91cea5727fa9923Sebastian Redl const Expr *getArgument() const { return cast<Expr>(Argument); } 9864c5d320a7581f4b80b151630c91cea5727fa9923Sebastian Redl 9874c5d320a7581f4b80b151630c91cea5727fa9923Sebastian Redl virtual SourceRange getSourceRange() const { 9884c5d320a7581f4b80b151630c91cea5727fa9923Sebastian Redl return SourceRange(Loc, Argument->getLocEnd()); 9894c5d320a7581f4b80b151630c91cea5727fa9923Sebastian Redl } 9904c5d320a7581f4b80b151630c91cea5727fa9923Sebastian Redl 9914c5d320a7581f4b80b151630c91cea5727fa9923Sebastian Redl static bool classof(const Stmt *T) { 9924c5d320a7581f4b80b151630c91cea5727fa9923Sebastian Redl return T->getStmtClass() == CXXDeleteExprClass; 9934c5d320a7581f4b80b151630c91cea5727fa9923Sebastian Redl } 9944c5d320a7581f4b80b151630c91cea5727fa9923Sebastian Redl static bool classof(const CXXDeleteExpr *) { return true; } 9954c5d320a7581f4b80b151630c91cea5727fa9923Sebastian Redl 9964c5d320a7581f4b80b151630c91cea5727fa9923Sebastian Redl // Iterators 9974c5d320a7581f4b80b151630c91cea5727fa9923Sebastian Redl virtual child_iterator child_begin(); 9984c5d320a7581f4b80b151630c91cea5727fa9923Sebastian Redl virtual child_iterator child_end(); 9994c5d320a7581f4b80b151630c91cea5727fa9923Sebastian Redl}; 10004c5d320a7581f4b80b151630c91cea5727fa9923Sebastian Redl 1001a71d819bb8f50c28938db0f2867d3fb6e2ce5910Douglas Gregor/// \brief Represents a C++ pseudo-destructor (C++ [expr.pseudo]). 1002a71d819bb8f50c28938db0f2867d3fb6e2ce5910Douglas Gregor/// 1003a71d819bb8f50c28938db0f2867d3fb6e2ce5910Douglas Gregor/// Example: 1004a71d819bb8f50c28938db0f2867d3fb6e2ce5910Douglas Gregor/// 1005a71d819bb8f50c28938db0f2867d3fb6e2ce5910Douglas Gregor/// \code 10061eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump/// template<typename T> 1007a71d819bb8f50c28938db0f2867d3fb6e2ce5910Douglas Gregor/// void destroy(T* ptr) { 1008a71d819bb8f50c28938db0f2867d3fb6e2ce5910Douglas Gregor/// ptr->~T(); 1009a71d819bb8f50c28938db0f2867d3fb6e2ce5910Douglas Gregor/// } 1010a71d819bb8f50c28938db0f2867d3fb6e2ce5910Douglas Gregor/// \endcode 1011a71d819bb8f50c28938db0f2867d3fb6e2ce5910Douglas Gregor/// 1012a71d819bb8f50c28938db0f2867d3fb6e2ce5910Douglas Gregor/// When the template is parsed, the expression \c ptr->~T will be stored as 1013a71d819bb8f50c28938db0f2867d3fb6e2ce5910Douglas Gregor/// a member reference expression. If it then instantiated with a scalar type 10141eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump/// as a template argument for T, the resulting expression will be a 1015a71d819bb8f50c28938db0f2867d3fb6e2ce5910Douglas Gregor/// pseudo-destructor expression. 1016a71d819bb8f50c28938db0f2867d3fb6e2ce5910Douglas Gregorclass CXXPseudoDestructorExpr : public Expr { 1017a71d819bb8f50c28938db0f2867d3fb6e2ce5910Douglas Gregor /// \brief The base expression (that is being destroyed). 1018a71d819bb8f50c28938db0f2867d3fb6e2ce5910Douglas Gregor Stmt *Base; 10191eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 1020a71d819bb8f50c28938db0f2867d3fb6e2ce5910Douglas Gregor /// \brief Whether the operator was an arrow ('->'); otherwise, it was a 1021a71d819bb8f50c28938db0f2867d3fb6e2ce5910Douglas Gregor /// period ('.'). 1022a71d819bb8f50c28938db0f2867d3fb6e2ce5910Douglas Gregor bool IsArrow : 1; 10231eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 1024a71d819bb8f50c28938db0f2867d3fb6e2ce5910Douglas Gregor /// \brief The location of the '.' or '->' operator. 1025a71d819bb8f50c28938db0f2867d3fb6e2ce5910Douglas Gregor SourceLocation OperatorLoc; 10261eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 1027a71d819bb8f50c28938db0f2867d3fb6e2ce5910Douglas Gregor /// \brief The nested-name-specifier that follows the operator, if present. 1028a71d819bb8f50c28938db0f2867d3fb6e2ce5910Douglas Gregor NestedNameSpecifier *Qualifier; 10291eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 10301eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump /// \brief The source range that covers the nested-name-specifier, if 1031a71d819bb8f50c28938db0f2867d3fb6e2ce5910Douglas Gregor /// present. 1032a71d819bb8f50c28938db0f2867d3fb6e2ce5910Douglas Gregor SourceRange QualifierRange; 10331eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 1034a71d819bb8f50c28938db0f2867d3fb6e2ce5910Douglas Gregor /// \brief The type being destroyed. 1035a71d819bb8f50c28938db0f2867d3fb6e2ce5910Douglas Gregor QualType DestroyedType; 10361eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 1037a71d819bb8f50c28938db0f2867d3fb6e2ce5910Douglas Gregor /// \brief The location of the type after the '~'. 1038a71d819bb8f50c28938db0f2867d3fb6e2ce5910Douglas Gregor SourceLocation DestroyedTypeLoc; 10391eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 1040a71d819bb8f50c28938db0f2867d3fb6e2ce5910Douglas Gregorpublic: 1041a71d819bb8f50c28938db0f2867d3fb6e2ce5910Douglas Gregor CXXPseudoDestructorExpr(ASTContext &Context, 1042a71d819bb8f50c28938db0f2867d3fb6e2ce5910Douglas Gregor Expr *Base, bool isArrow, SourceLocation OperatorLoc, 1043a71d819bb8f50c28938db0f2867d3fb6e2ce5910Douglas Gregor NestedNameSpecifier *Qualifier, 1044a71d819bb8f50c28938db0f2867d3fb6e2ce5910Douglas Gregor SourceRange QualifierRange, 10451eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump QualType DestroyedType, 1046a71d819bb8f50c28938db0f2867d3fb6e2ce5910Douglas Gregor SourceLocation DestroyedTypeLoc) 10471eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump : Expr(CXXPseudoDestructorExprClass, 1048a71d819bb8f50c28938db0f2867d3fb6e2ce5910Douglas Gregor Context.getPointerType(Context.getFunctionType(Context.VoidTy, 0, 0, 1049a71d819bb8f50c28938db0f2867d3fb6e2ce5910Douglas Gregor false, 0)), 1050a71d819bb8f50c28938db0f2867d3fb6e2ce5910Douglas Gregor /*isTypeDependent=*/false, 1051a71d819bb8f50c28938db0f2867d3fb6e2ce5910Douglas Gregor /*isValueDependent=*/Base->isValueDependent()), 10521eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump Base(static_cast<Stmt *>(Base)), IsArrow(isArrow), 1053a71d819bb8f50c28938db0f2867d3fb6e2ce5910Douglas Gregor OperatorLoc(OperatorLoc), Qualifier(Qualifier), 1054a71d819bb8f50c28938db0f2867d3fb6e2ce5910Douglas Gregor QualifierRange(QualifierRange), DestroyedType(DestroyedType), 1055a71d819bb8f50c28938db0f2867d3fb6e2ce5910Douglas Gregor DestroyedTypeLoc(DestroyedTypeLoc) { } 10561eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 1057a71d819bb8f50c28938db0f2867d3fb6e2ce5910Douglas Gregor void setBase(Expr *E) { Base = E; } 1058a71d819bb8f50c28938db0f2867d3fb6e2ce5910Douglas Gregor Expr *getBase() const { return cast<Expr>(Base); } 10591eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 10601eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump /// \brief Determines whether this member expression actually had 1061a71d819bb8f50c28938db0f2867d3fb6e2ce5910Douglas Gregor /// a C++ nested-name-specifier prior to the name of the member, e.g., 1062a71d819bb8f50c28938db0f2867d3fb6e2ce5910Douglas Gregor /// x->Base::foo. 1063a71d819bb8f50c28938db0f2867d3fb6e2ce5910Douglas Gregor bool hasQualifier() const { return Qualifier != 0; } 10641eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 1065a71d819bb8f50c28938db0f2867d3fb6e2ce5910Douglas Gregor /// \brief If the member name was qualified, retrieves the source range of 1066a71d819bb8f50c28938db0f2867d3fb6e2ce5910Douglas Gregor /// the nested-name-specifier that precedes the member name. Otherwise, 1067a71d819bb8f50c28938db0f2867d3fb6e2ce5910Douglas Gregor /// returns an empty source range. 1068a71d819bb8f50c28938db0f2867d3fb6e2ce5910Douglas Gregor SourceRange getQualifierRange() const { return QualifierRange; } 10691eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 10701eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump /// \brief If the member name was qualified, retrieves the 1071a71d819bb8f50c28938db0f2867d3fb6e2ce5910Douglas Gregor /// nested-name-specifier that precedes the member name. Otherwise, returns 1072a71d819bb8f50c28938db0f2867d3fb6e2ce5910Douglas Gregor /// NULL. 1073a71d819bb8f50c28938db0f2867d3fb6e2ce5910Douglas Gregor NestedNameSpecifier *getQualifier() const { return Qualifier; } 10741eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 1075a71d819bb8f50c28938db0f2867d3fb6e2ce5910Douglas Gregor /// \brief Determine whether this pseudo-destructor expression was written 1076a71d819bb8f50c28938db0f2867d3fb6e2ce5910Douglas Gregor /// using an '->' (otherwise, it used a '.'). 1077a71d819bb8f50c28938db0f2867d3fb6e2ce5910Douglas Gregor bool isArrow() const { return IsArrow; } 1078a71d819bb8f50c28938db0f2867d3fb6e2ce5910Douglas Gregor void setArrow(bool A) { IsArrow = A; } 1079a71d819bb8f50c28938db0f2867d3fb6e2ce5910Douglas Gregor 1080a71d819bb8f50c28938db0f2867d3fb6e2ce5910Douglas Gregor /// \brief Retrieve the location of the '.' or '->' operator. 1081a71d819bb8f50c28938db0f2867d3fb6e2ce5910Douglas Gregor SourceLocation getOperatorLoc() const { return OperatorLoc; } 10821eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 1083a71d819bb8f50c28938db0f2867d3fb6e2ce5910Douglas Gregor /// \brief Retrieve the type that is being destroyed. 1084a71d819bb8f50c28938db0f2867d3fb6e2ce5910Douglas Gregor QualType getDestroyedType() const { return DestroyedType; } 10851eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 1086a71d819bb8f50c28938db0f2867d3fb6e2ce5910Douglas Gregor /// \brief Retrieve the location of the type being destroyed. 1087a71d819bb8f50c28938db0f2867d3fb6e2ce5910Douglas Gregor SourceLocation getDestroyedTypeLoc() const { return DestroyedTypeLoc; } 10881eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 1089a71d819bb8f50c28938db0f2867d3fb6e2ce5910Douglas Gregor virtual SourceRange getSourceRange() const { 1090a71d819bb8f50c28938db0f2867d3fb6e2ce5910Douglas Gregor return SourceRange(Base->getLocStart(), DestroyedTypeLoc); 1091a71d819bb8f50c28938db0f2867d3fb6e2ce5910Douglas Gregor } 10921eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 10931eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump static bool classof(const Stmt *T) { 1094a71d819bb8f50c28938db0f2867d3fb6e2ce5910Douglas Gregor return T->getStmtClass() == CXXPseudoDestructorExprClass; 1095a71d819bb8f50c28938db0f2867d3fb6e2ce5910Douglas Gregor } 1096a71d819bb8f50c28938db0f2867d3fb6e2ce5910Douglas Gregor static bool classof(const CXXPseudoDestructorExpr *) { return true; } 10971eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 1098a71d819bb8f50c28938db0f2867d3fb6e2ce5910Douglas Gregor // Iterators 1099a71d819bb8f50c28938db0f2867d3fb6e2ce5910Douglas Gregor virtual child_iterator child_begin(); 11001eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump virtual child_iterator child_end(); 1101a71d819bb8f50c28938db0f2867d3fb6e2ce5910Douglas Gregor}; 11021eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 110364b45f7e0d3167f040841ac2920aead7f080730dSebastian Redl/// UnaryTypeTraitExpr - A GCC or MS unary type trait, as used in the 110464b45f7e0d3167f040841ac2920aead7f080730dSebastian Redl/// implementation of TR1/C++0x type trait templates. 110564b45f7e0d3167f040841ac2920aead7f080730dSebastian Redl/// Example: 110664b45f7e0d3167f040841ac2920aead7f080730dSebastian Redl/// __is_pod(int) == true 110764b45f7e0d3167f040841ac2920aead7f080730dSebastian Redl/// __is_enum(std::string) == false 110864b45f7e0d3167f040841ac2920aead7f080730dSebastian Redlclass UnaryTypeTraitExpr : public Expr { 110964b45f7e0d3167f040841ac2920aead7f080730dSebastian Redl /// UTT - The trait. 111064b45f7e0d3167f040841ac2920aead7f080730dSebastian Redl UnaryTypeTrait UTT; 111164b45f7e0d3167f040841ac2920aead7f080730dSebastian Redl 111264b45f7e0d3167f040841ac2920aead7f080730dSebastian Redl /// Loc - The location of the type trait keyword. 111364b45f7e0d3167f040841ac2920aead7f080730dSebastian Redl SourceLocation Loc; 111464b45f7e0d3167f040841ac2920aead7f080730dSebastian Redl 111564b45f7e0d3167f040841ac2920aead7f080730dSebastian Redl /// RParen - The location of the closing paren. 111664b45f7e0d3167f040841ac2920aead7f080730dSebastian Redl SourceLocation RParen; 111764b45f7e0d3167f040841ac2920aead7f080730dSebastian Redl 111864b45f7e0d3167f040841ac2920aead7f080730dSebastian Redl /// QueriedType - The type we're testing. 111964b45f7e0d3167f040841ac2920aead7f080730dSebastian Redl QualType QueriedType; 112064b45f7e0d3167f040841ac2920aead7f080730dSebastian Redl 112164b45f7e0d3167f040841ac2920aead7f080730dSebastian Redlpublic: 112264b45f7e0d3167f040841ac2920aead7f080730dSebastian Redl UnaryTypeTraitExpr(SourceLocation loc, UnaryTypeTrait utt, QualType queried, 112364b45f7e0d3167f040841ac2920aead7f080730dSebastian Redl SourceLocation rparen, QualType ty) 112464b45f7e0d3167f040841ac2920aead7f080730dSebastian Redl : Expr(UnaryTypeTraitExprClass, ty, false, queried->isDependentType()), 112564b45f7e0d3167f040841ac2920aead7f080730dSebastian Redl UTT(utt), Loc(loc), RParen(rparen), QueriedType(queried) { } 112664b45f7e0d3167f040841ac2920aead7f080730dSebastian Redl 112764b45f7e0d3167f040841ac2920aead7f080730dSebastian Redl virtual SourceRange getSourceRange() const { return SourceRange(Loc, RParen);} 112864b45f7e0d3167f040841ac2920aead7f080730dSebastian Redl 112964b45f7e0d3167f040841ac2920aead7f080730dSebastian Redl UnaryTypeTrait getTrait() const { return UTT; } 113064b45f7e0d3167f040841ac2920aead7f080730dSebastian Redl 113164b45f7e0d3167f040841ac2920aead7f080730dSebastian Redl QualType getQueriedType() const { return QueriedType; } 113264b45f7e0d3167f040841ac2920aead7f080730dSebastian Redl 11335e03f9ea8174ae588c5e69ec6b5ef4c68f8fd766Douglas Gregor bool EvaluateTrait(ASTContext&) const; 113464b45f7e0d3167f040841ac2920aead7f080730dSebastian Redl 113564b45f7e0d3167f040841ac2920aead7f080730dSebastian Redl static bool classof(const Stmt *T) { 113664b45f7e0d3167f040841ac2920aead7f080730dSebastian Redl return T->getStmtClass() == UnaryTypeTraitExprClass; 113764b45f7e0d3167f040841ac2920aead7f080730dSebastian Redl } 113864b45f7e0d3167f040841ac2920aead7f080730dSebastian Redl static bool classof(const UnaryTypeTraitExpr *) { return true; } 113964b45f7e0d3167f040841ac2920aead7f080730dSebastian Redl 114064b45f7e0d3167f040841ac2920aead7f080730dSebastian Redl // Iterators 114164b45f7e0d3167f040841ac2920aead7f080730dSebastian Redl virtual child_iterator child_begin(); 114264b45f7e0d3167f040841ac2920aead7f080730dSebastian Redl virtual child_iterator child_end(); 114364b45f7e0d3167f040841ac2920aead7f080730dSebastian Redl}; 114464b45f7e0d3167f040841ac2920aead7f080730dSebastian Redl 11457bb12da2b0749eeebb21854c77877736969e59f2John McCall/// \brief A reference to an overloaded function set, either an 11467bb12da2b0749eeebb21854c77877736969e59f2John McCall/// \t UnresolvedLookupExpr or an \t UnresolvedMemberExpr. 11477bb12da2b0749eeebb21854c77877736969e59f2John McCallclass OverloadExpr : public Expr { 1148ba13543329afac4a0d01304ec2ec4924d99306a6John McCall /// The results. These are undesugared, which is to say, they may 11497bb12da2b0749eeebb21854c77877736969e59f2John McCall /// include UsingShadowDecls. Access is relative to the naming 11507bb12da2b0749eeebb21854c77877736969e59f2John McCall /// class. 1151eec51cf1ba5f0e62c9cdb81b5c63babdd6e649abJohn McCall UnresolvedSet<4> Results; 1152ba13543329afac4a0d01304ec2ec4924d99306a6John McCall 11537bb12da2b0749eeebb21854c77877736969e59f2John McCall /// The common name of these declarations. 1154ba13543329afac4a0d01304ec2ec4924d99306a6John McCall DeclarationName Name; 1155ba13543329afac4a0d01304ec2ec4924d99306a6John McCall 11567bb12da2b0749eeebb21854c77877736969e59f2John McCall /// The scope specifier, if any. 1157ba13543329afac4a0d01304ec2ec4924d99306a6John McCall NestedNameSpecifier *Qualifier; 11587bb12da2b0749eeebb21854c77877736969e59f2John McCall 11597bb12da2b0749eeebb21854c77877736969e59f2John McCall /// The source range of the scope specifier. 1160ba13543329afac4a0d01304ec2ec4924d99306a6John McCall SourceRange QualifierRange; 1161ba13543329afac4a0d01304ec2ec4924d99306a6John McCall 1162ba13543329afac4a0d01304ec2ec4924d99306a6John McCall /// The location of the name. 1163ba13543329afac4a0d01304ec2ec4924d99306a6John McCall SourceLocation NameLoc; 1164ba13543329afac4a0d01304ec2ec4924d99306a6John McCall 11657bb12da2b0749eeebb21854c77877736969e59f2John McCall /// True if the name was a template-id. 11667bb12da2b0749eeebb21854c77877736969e59f2John McCall bool HasExplicitTemplateArgs; 11677bb12da2b0749eeebb21854c77877736969e59f2John McCall 11687bb12da2b0749eeebb21854c77877736969e59f2John McCallprotected: 11697bb12da2b0749eeebb21854c77877736969e59f2John McCall OverloadExpr(StmtClass K, QualType T, bool Dependent, 11707bb12da2b0749eeebb21854c77877736969e59f2John McCall NestedNameSpecifier *Qualifier, SourceRange QRange, 11717bb12da2b0749eeebb21854c77877736969e59f2John McCall DeclarationName Name, SourceLocation NameLoc, 11727bb12da2b0749eeebb21854c77877736969e59f2John McCall bool HasTemplateArgs) 11737bb12da2b0749eeebb21854c77877736969e59f2John McCall : Expr(K, T, Dependent, Dependent), 11747bb12da2b0749eeebb21854c77877736969e59f2John McCall Name(Name), Qualifier(Qualifier), QualifierRange(QRange), 11757bb12da2b0749eeebb21854c77877736969e59f2John McCall NameLoc(NameLoc), HasExplicitTemplateArgs(HasTemplateArgs) 11767bb12da2b0749eeebb21854c77877736969e59f2John McCall {} 11777bb12da2b0749eeebb21854c77877736969e59f2John McCall 11787bb12da2b0749eeebb21854c77877736969e59f2John McCallpublic: 11797bb12da2b0749eeebb21854c77877736969e59f2John McCall /// Computes whether an unresolved lookup on the given declarations 11807bb12da2b0749eeebb21854c77877736969e59f2John McCall /// and optional template arguments is type- and value-dependent. 11817bb12da2b0749eeebb21854c77877736969e59f2John McCall static bool ComputeDependence(UnresolvedSetIterator Begin, 11827bb12da2b0749eeebb21854c77877736969e59f2John McCall UnresolvedSetIterator End, 11837bb12da2b0749eeebb21854c77877736969e59f2John McCall const TemplateArgumentListInfo *Args); 11847bb12da2b0749eeebb21854c77877736969e59f2John McCall 11857bb12da2b0749eeebb21854c77877736969e59f2John McCall /// Finds the overloaded expression in the given expression of 11867bb12da2b0749eeebb21854c77877736969e59f2John McCall /// OverloadTy. 11877bb12da2b0749eeebb21854c77877736969e59f2John McCall /// 11887bb12da2b0749eeebb21854c77877736969e59f2John McCall /// \return the expression (which must be there) and true if it is 11897bb12da2b0749eeebb21854c77877736969e59f2John McCall /// within an address-of operator. 11907bb12da2b0749eeebb21854c77877736969e59f2John McCall static llvm::PointerIntPair<OverloadExpr*,1> find(Expr *E) { 11917bb12da2b0749eeebb21854c77877736969e59f2John McCall assert(E->getType()->isSpecificBuiltinType(BuiltinType::Overload)); 11927bb12da2b0749eeebb21854c77877736969e59f2John McCall 11937bb12da2b0749eeebb21854c77877736969e59f2John McCall bool op = false; 11947bb12da2b0749eeebb21854c77877736969e59f2John McCall E = E->IgnoreParens(); 11957bb12da2b0749eeebb21854c77877736969e59f2John McCall if (isa<UnaryOperator>(E)) 11967bb12da2b0749eeebb21854c77877736969e59f2John McCall op = true, E = cast<UnaryOperator>(E)->getSubExpr()->IgnoreParens(); 11977bb12da2b0749eeebb21854c77877736969e59f2John McCall return llvm::PointerIntPair<OverloadExpr*,1>(cast<OverloadExpr>(E), op); 11987bb12da2b0749eeebb21854c77877736969e59f2John McCall } 11997bb12da2b0749eeebb21854c77877736969e59f2John McCall 12007bb12da2b0749eeebb21854c77877736969e59f2John McCall void addDecls(UnresolvedSetIterator Begin, UnresolvedSetIterator End) { 12017bb12da2b0749eeebb21854c77877736969e59f2John McCall Results.append(Begin, End); 12027bb12da2b0749eeebb21854c77877736969e59f2John McCall } 12037bb12da2b0749eeebb21854c77877736969e59f2John McCall 12047bb12da2b0749eeebb21854c77877736969e59f2John McCall typedef UnresolvedSetImpl::iterator decls_iterator; 12057bb12da2b0749eeebb21854c77877736969e59f2John McCall decls_iterator decls_begin() const { return Results.begin(); } 12067bb12da2b0749eeebb21854c77877736969e59f2John McCall decls_iterator decls_end() const { return Results.end(); } 12077bb12da2b0749eeebb21854c77877736969e59f2John McCall 12087bb12da2b0749eeebb21854c77877736969e59f2John McCall /// Gets the decls as an unresolved set. 12097bb12da2b0749eeebb21854c77877736969e59f2John McCall const UnresolvedSetImpl &getDecls() { return Results; } 12107bb12da2b0749eeebb21854c77877736969e59f2John McCall 12117bb12da2b0749eeebb21854c77877736969e59f2John McCall /// Gets the number of declarations in the unresolved set. 12127bb12da2b0749eeebb21854c77877736969e59f2John McCall unsigned getNumDecls() const { return Results.size(); } 12137bb12da2b0749eeebb21854c77877736969e59f2John McCall 12147bb12da2b0749eeebb21854c77877736969e59f2John McCall /// Gets the name looked up. 12157bb12da2b0749eeebb21854c77877736969e59f2John McCall DeclarationName getName() const { return Name; } 12167bb12da2b0749eeebb21854c77877736969e59f2John McCall void setName(DeclarationName N) { Name = N; } 12177bb12da2b0749eeebb21854c77877736969e59f2John McCall 12187bb12da2b0749eeebb21854c77877736969e59f2John McCall /// Gets the location of the name. 12197bb12da2b0749eeebb21854c77877736969e59f2John McCall SourceLocation getNameLoc() const { return NameLoc; } 12207bb12da2b0749eeebb21854c77877736969e59f2John McCall void setNameLoc(SourceLocation Loc) { NameLoc = Loc; } 12217bb12da2b0749eeebb21854c77877736969e59f2John McCall 12227bb12da2b0749eeebb21854c77877736969e59f2John McCall /// Fetches the nested-name qualifier, if one was given. 12237bb12da2b0749eeebb21854c77877736969e59f2John McCall NestedNameSpecifier *getQualifier() const { return Qualifier; } 12247bb12da2b0749eeebb21854c77877736969e59f2John McCall 12257bb12da2b0749eeebb21854c77877736969e59f2John McCall /// Fetches the range of the nested-name qualifier. 12267bb12da2b0749eeebb21854c77877736969e59f2John McCall SourceRange getQualifierRange() const { return QualifierRange; } 12277bb12da2b0749eeebb21854c77877736969e59f2John McCall 12287bb12da2b0749eeebb21854c77877736969e59f2John McCall /// \brief Determines whether this expression had an explicit 12297bb12da2b0749eeebb21854c77877736969e59f2John McCall /// template argument list, e.g. f<int>. 12307bb12da2b0749eeebb21854c77877736969e59f2John McCall bool hasExplicitTemplateArgs() const { return HasExplicitTemplateArgs; } 12317bb12da2b0749eeebb21854c77877736969e59f2John McCall 12327bb12da2b0749eeebb21854c77877736969e59f2John McCall ExplicitTemplateArgumentList &getExplicitTemplateArgs(); // defined far below 12337bb12da2b0749eeebb21854c77877736969e59f2John McCall 12347bb12da2b0749eeebb21854c77877736969e59f2John McCall const ExplicitTemplateArgumentList &getExplicitTemplateArgs() const { 12357bb12da2b0749eeebb21854c77877736969e59f2John McCall return const_cast<OverloadExpr*>(this)->getExplicitTemplateArgs(); 12367bb12da2b0749eeebb21854c77877736969e59f2John McCall } 12377bb12da2b0749eeebb21854c77877736969e59f2John McCall 12387bb12da2b0749eeebb21854c77877736969e59f2John McCall ExplicitTemplateArgumentList *getOptionalExplicitTemplateArgs() { 12397bb12da2b0749eeebb21854c77877736969e59f2John McCall if (hasExplicitTemplateArgs()) 12407bb12da2b0749eeebb21854c77877736969e59f2John McCall return &getExplicitTemplateArgs(); 12417bb12da2b0749eeebb21854c77877736969e59f2John McCall return 0; 12427bb12da2b0749eeebb21854c77877736969e59f2John McCall } 12437bb12da2b0749eeebb21854c77877736969e59f2John McCall 12447bb12da2b0749eeebb21854c77877736969e59f2John McCall static bool classof(const Stmt *T) { 12457bb12da2b0749eeebb21854c77877736969e59f2John McCall return T->getStmtClass() == UnresolvedLookupExprClass || 12467bb12da2b0749eeebb21854c77877736969e59f2John McCall T->getStmtClass() == UnresolvedMemberExprClass; 12477bb12da2b0749eeebb21854c77877736969e59f2John McCall } 12487bb12da2b0749eeebb21854c77877736969e59f2John McCall static bool classof(const OverloadExpr *) { return true; } 12497bb12da2b0749eeebb21854c77877736969e59f2John McCall}; 12507bb12da2b0749eeebb21854c77877736969e59f2John McCall 12517bb12da2b0749eeebb21854c77877736969e59f2John McCall/// \brief A reference to a name which we were able to look up during 12527bb12da2b0749eeebb21854c77877736969e59f2John McCall/// parsing but could not resolve to a specific declaration. This 12537bb12da2b0749eeebb21854c77877736969e59f2John McCall/// arises in several ways: 12547bb12da2b0749eeebb21854c77877736969e59f2John McCall/// * we might be waiting for argument-dependent lookup 12557bb12da2b0749eeebb21854c77877736969e59f2John McCall/// * the name might resolve to an overloaded function 12567bb12da2b0749eeebb21854c77877736969e59f2John McCall/// and eventually: 12577bb12da2b0749eeebb21854c77877736969e59f2John McCall/// * the lookup might have included a function template 12587bb12da2b0749eeebb21854c77877736969e59f2John McCall/// These never include UnresolvedUsingValueDecls, which are always 12597bb12da2b0749eeebb21854c77877736969e59f2John McCall/// class members and therefore appear only in 12607bb12da2b0749eeebb21854c77877736969e59f2John McCall/// UnresolvedMemberLookupExprs. 12617bb12da2b0749eeebb21854c77877736969e59f2John McCallclass UnresolvedLookupExpr : public OverloadExpr { 1262ba13543329afac4a0d01304ec2ec4924d99306a6John McCall /// True if these lookup results should be extended by 1263ba13543329afac4a0d01304ec2ec4924d99306a6John McCall /// argument-dependent lookup if this is the operand of a function 1264ba13543329afac4a0d01304ec2ec4924d99306a6John McCall /// call. 1265ba13543329afac4a0d01304ec2ec4924d99306a6John McCall bool RequiresADL; 1266ba13543329afac4a0d01304ec2ec4924d99306a6John McCall 12677453ed4cb2cab113de3378df371b1c6f1243d832John McCall /// True if these lookup results are overloaded. This is pretty 12687453ed4cb2cab113de3378df371b1c6f1243d832John McCall /// trivially rederivable if we urgently need to kill this field. 12697453ed4cb2cab113de3378df371b1c6f1243d832John McCall bool Overloaded; 12707453ed4cb2cab113de3378df371b1c6f1243d832John McCall 12717bb12da2b0749eeebb21854c77877736969e59f2John McCall /// The naming class (C++ [class.access.base]p5) of the lookup, if 12727bb12da2b0749eeebb21854c77877736969e59f2John McCall /// any. This can generally be recalculated from the context chain, 12737bb12da2b0749eeebb21854c77877736969e59f2John McCall /// but that can be fairly expensive for unqualified lookups. If we 12747bb12da2b0749eeebb21854c77877736969e59f2John McCall /// want to improve memory use here, this could go in a union 12757bb12da2b0749eeebb21854c77877736969e59f2John McCall /// against the qualified-lookup bits. 12767bb12da2b0749eeebb21854c77877736969e59f2John McCall CXXRecordDecl *NamingClass; 1277f7a1a744eba4b29ceb0f20af8f34515d892fdd64John McCall 1278c373d48502ca7683ab55385f5bd624d778eb288dJohn McCall UnresolvedLookupExpr(QualType T, bool Dependent, CXXRecordDecl *NamingClass, 1279ba13543329afac4a0d01304ec2ec4924d99306a6John McCall NestedNameSpecifier *Qualifier, SourceRange QRange, 1280ba13543329afac4a0d01304ec2ec4924d99306a6John McCall DeclarationName Name, SourceLocation NameLoc, 1281f7a1a744eba4b29ceb0f20af8f34515d892fdd64John McCall bool RequiresADL, bool Overloaded, bool HasTemplateArgs) 12827bb12da2b0749eeebb21854c77877736969e59f2John McCall : OverloadExpr(UnresolvedLookupExprClass, T, Dependent, Qualifier, QRange, 12837bb12da2b0749eeebb21854c77877736969e59f2John McCall Name, NameLoc, HasTemplateArgs), 12847bb12da2b0749eeebb21854c77877736969e59f2John McCall RequiresADL(RequiresADL), Overloaded(Overloaded), NamingClass(NamingClass) 1285ba13543329afac4a0d01304ec2ec4924d99306a6John McCall {} 1286ba13543329afac4a0d01304ec2ec4924d99306a6John McCall 1287ba13543329afac4a0d01304ec2ec4924d99306a6John McCallpublic: 1288ba13543329afac4a0d01304ec2ec4924d99306a6John McCall static UnresolvedLookupExpr *Create(ASTContext &C, 1289f7a1a744eba4b29ceb0f20af8f34515d892fdd64John McCall bool Dependent, 1290c373d48502ca7683ab55385f5bd624d778eb288dJohn McCall CXXRecordDecl *NamingClass, 1291ba13543329afac4a0d01304ec2ec4924d99306a6John McCall NestedNameSpecifier *Qualifier, 1292ba13543329afac4a0d01304ec2ec4924d99306a6John McCall SourceRange QualifierRange, 1293ba13543329afac4a0d01304ec2ec4924d99306a6John McCall DeclarationName Name, 1294ba13543329afac4a0d01304ec2ec4924d99306a6John McCall SourceLocation NameLoc, 12957453ed4cb2cab113de3378df371b1c6f1243d832John McCall bool ADL, bool Overloaded) { 1296f7a1a744eba4b29ceb0f20af8f34515d892fdd64John McCall return new(C) UnresolvedLookupExpr(Dependent ? C.DependentTy : C.OverloadTy, 1297c373d48502ca7683ab55385f5bd624d778eb288dJohn McCall Dependent, NamingClass, 1298c373d48502ca7683ab55385f5bd624d778eb288dJohn McCall Qualifier, QualifierRange, 1299f7a1a744eba4b29ceb0f20af8f34515d892fdd64John McCall Name, NameLoc, ADL, Overloaded, false); 1300ba13543329afac4a0d01304ec2ec4924d99306a6John McCall } 1301ba13543329afac4a0d01304ec2ec4924d99306a6John McCall 1302f7a1a744eba4b29ceb0f20af8f34515d892fdd64John McCall static UnresolvedLookupExpr *Create(ASTContext &C, 1303f7a1a744eba4b29ceb0f20af8f34515d892fdd64John McCall bool Dependent, 1304c373d48502ca7683ab55385f5bd624d778eb288dJohn McCall CXXRecordDecl *NamingClass, 1305f7a1a744eba4b29ceb0f20af8f34515d892fdd64John McCall NestedNameSpecifier *Qualifier, 1306f7a1a744eba4b29ceb0f20af8f34515d892fdd64John McCall SourceRange QualifierRange, 1307f7a1a744eba4b29ceb0f20af8f34515d892fdd64John McCall DeclarationName Name, 1308f7a1a744eba4b29ceb0f20af8f34515d892fdd64John McCall SourceLocation NameLoc, 1309f7a1a744eba4b29ceb0f20af8f34515d892fdd64John McCall bool ADL, 1310f7a1a744eba4b29ceb0f20af8f34515d892fdd64John McCall const TemplateArgumentListInfo &Args); 1311f7a1a744eba4b29ceb0f20af8f34515d892fdd64John McCall 1312ba13543329afac4a0d01304ec2ec4924d99306a6John McCall /// True if this declaration should be extended by 1313ba13543329afac4a0d01304ec2ec4924d99306a6John McCall /// argument-dependent lookup. 1314ba13543329afac4a0d01304ec2ec4924d99306a6John McCall bool requiresADL() const { return RequiresADL; } 1315ba13543329afac4a0d01304ec2ec4924d99306a6John McCall 13167453ed4cb2cab113de3378df371b1c6f1243d832John McCall /// True if this lookup is overloaded. 13177453ed4cb2cab113de3378df371b1c6f1243d832John McCall bool isOverloaded() const { return Overloaded; } 13187453ed4cb2cab113de3378df371b1c6f1243d832John McCall 1319c373d48502ca7683ab55385f5bd624d778eb288dJohn McCall /// Gets the 'naming class' (in the sense of C++0x 1320c373d48502ca7683ab55385f5bd624d778eb288dJohn McCall /// [class.access.base]p5) of the lookup. This is the scope 1321c373d48502ca7683ab55385f5bd624d778eb288dJohn McCall /// that was looked in to find these results. 1322c373d48502ca7683ab55385f5bd624d778eb288dJohn McCall CXXRecordDecl *getNamingClass() const { return NamingClass; } 1323c373d48502ca7683ab55385f5bd624d778eb288dJohn McCall 1324f7a1a744eba4b29ceb0f20af8f34515d892fdd64John McCall // Note that, inconsistently with the explicit-template-argument AST 1325f7a1a744eba4b29ceb0f20af8f34515d892fdd64John McCall // nodes, users are *forbidden* from calling these methods on objects 1326f7a1a744eba4b29ceb0f20af8f34515d892fdd64John McCall // without explicit template arguments. 1327f7a1a744eba4b29ceb0f20af8f34515d892fdd64John McCall 13287bb12da2b0749eeebb21854c77877736969e59f2John McCall ExplicitTemplateArgumentList &getExplicitTemplateArgs() { 13297bb12da2b0749eeebb21854c77877736969e59f2John McCall assert(hasExplicitTemplateArgs()); 13307bb12da2b0749eeebb21854c77877736969e59f2John McCall return *reinterpret_cast<ExplicitTemplateArgumentList*>(this + 1); 13317bb12da2b0749eeebb21854c77877736969e59f2John McCall } 13327bb12da2b0749eeebb21854c77877736969e59f2John McCall 1333f7a1a744eba4b29ceb0f20af8f34515d892fdd64John McCall /// Gets a reference to the explicit template argument list. 1334f7a1a744eba4b29ceb0f20af8f34515d892fdd64John McCall const ExplicitTemplateArgumentList &getExplicitTemplateArgs() const { 1335f7a1a744eba4b29ceb0f20af8f34515d892fdd64John McCall assert(hasExplicitTemplateArgs()); 1336f7a1a744eba4b29ceb0f20af8f34515d892fdd64John McCall return *reinterpret_cast<const ExplicitTemplateArgumentList*>(this + 1); 1337f7a1a744eba4b29ceb0f20af8f34515d892fdd64John McCall } 1338f7a1a744eba4b29ceb0f20af8f34515d892fdd64John McCall 1339f7a1a744eba4b29ceb0f20af8f34515d892fdd64John McCall /// \brief Copies the template arguments (if present) into the given 1340f7a1a744eba4b29ceb0f20af8f34515d892fdd64John McCall /// structure. 1341f7a1a744eba4b29ceb0f20af8f34515d892fdd64John McCall void copyTemplateArgumentsInto(TemplateArgumentListInfo &List) const { 1342f7a1a744eba4b29ceb0f20af8f34515d892fdd64John McCall getExplicitTemplateArgs().copyInto(List); 1343f7a1a744eba4b29ceb0f20af8f34515d892fdd64John McCall } 1344ba13543329afac4a0d01304ec2ec4924d99306a6John McCall 1345f7a1a744eba4b29ceb0f20af8f34515d892fdd64John McCall SourceLocation getLAngleLoc() const { 1346f7a1a744eba4b29ceb0f20af8f34515d892fdd64John McCall return getExplicitTemplateArgs().LAngleLoc; 1347f7a1a744eba4b29ceb0f20af8f34515d892fdd64John McCall } 1348f7a1a744eba4b29ceb0f20af8f34515d892fdd64John McCall 1349f7a1a744eba4b29ceb0f20af8f34515d892fdd64John McCall SourceLocation getRAngleLoc() const { 1350f7a1a744eba4b29ceb0f20af8f34515d892fdd64John McCall return getExplicitTemplateArgs().RAngleLoc; 1351f7a1a744eba4b29ceb0f20af8f34515d892fdd64John McCall } 1352f7a1a744eba4b29ceb0f20af8f34515d892fdd64John McCall 1353f7a1a744eba4b29ceb0f20af8f34515d892fdd64John McCall TemplateArgumentLoc const *getTemplateArgs() const { 1354f7a1a744eba4b29ceb0f20af8f34515d892fdd64John McCall return getExplicitTemplateArgs().getTemplateArgs(); 1355f7a1a744eba4b29ceb0f20af8f34515d892fdd64John McCall } 1356f7a1a744eba4b29ceb0f20af8f34515d892fdd64John McCall 1357f7a1a744eba4b29ceb0f20af8f34515d892fdd64John McCall unsigned getNumTemplateArgs() const { 1358f7a1a744eba4b29ceb0f20af8f34515d892fdd64John McCall return getExplicitTemplateArgs().NumTemplateArgs; 1359f7a1a744eba4b29ceb0f20af8f34515d892fdd64John McCall } 1360ba13543329afac4a0d01304ec2ec4924d99306a6John McCall 1361ba13543329afac4a0d01304ec2ec4924d99306a6John McCall virtual SourceRange getSourceRange() const { 13627bb12da2b0749eeebb21854c77877736969e59f2John McCall SourceRange Range(getNameLoc()); 13637bb12da2b0749eeebb21854c77877736969e59f2John McCall if (getQualifier()) Range.setBegin(getQualifierRange().getBegin()); 1364f7a1a744eba4b29ceb0f20af8f34515d892fdd64John McCall if (hasExplicitTemplateArgs()) Range.setEnd(getRAngleLoc()); 1365f7a1a744eba4b29ceb0f20af8f34515d892fdd64John McCall return Range; 1366ba13543329afac4a0d01304ec2ec4924d99306a6John McCall } 1367ba13543329afac4a0d01304ec2ec4924d99306a6John McCall 1368ba13543329afac4a0d01304ec2ec4924d99306a6John McCall virtual StmtIterator child_begin(); 1369ba13543329afac4a0d01304ec2ec4924d99306a6John McCall virtual StmtIterator child_end(); 1370ba13543329afac4a0d01304ec2ec4924d99306a6John McCall 1371ba13543329afac4a0d01304ec2ec4924d99306a6John McCall static bool classof(const Stmt *T) { 1372ba13543329afac4a0d01304ec2ec4924d99306a6John McCall return T->getStmtClass() == UnresolvedLookupExprClass; 1373ba13543329afac4a0d01304ec2ec4924d99306a6John McCall } 1374ba13543329afac4a0d01304ec2ec4924d99306a6John McCall static bool classof(const UnresolvedLookupExpr *) { return true; } 1375ba13543329afac4a0d01304ec2ec4924d99306a6John McCall}; 1376ba13543329afac4a0d01304ec2ec4924d99306a6John McCall 13775953d8b37f92f0cf548941f617c9b0a7703df33bDouglas Gregor/// \brief A qualified reference to a name whose declaration cannot 13785953d8b37f92f0cf548941f617c9b0a7703df33bDouglas Gregor/// yet be resolved. 13795953d8b37f92f0cf548941f617c9b0a7703df33bDouglas Gregor/// 1380ba13543329afac4a0d01304ec2ec4924d99306a6John McCall/// DependentScopeDeclRefExpr is similar to DeclRefExpr in that 1381a2813cec2605ce7878d1b13471d685f689b251afDouglas Gregor/// it expresses a reference to a declaration such as 13825953d8b37f92f0cf548941f617c9b0a7703df33bDouglas Gregor/// X<T>::value. The difference, however, is that an 1383865d447ac6a4721ab58e898d014a21f2eff74b06John McCall/// DependentScopeDeclRefExpr node is used only within C++ templates when 13845953d8b37f92f0cf548941f617c9b0a7703df33bDouglas Gregor/// the qualification (e.g., X<T>::) refers to a dependent type. In 13855953d8b37f92f0cf548941f617c9b0a7703df33bDouglas Gregor/// this case, X<T>::value cannot resolve to a declaration because the 13865953d8b37f92f0cf548941f617c9b0a7703df33bDouglas Gregor/// declaration will differ from on instantiation of X<T> to the 1387865d447ac6a4721ab58e898d014a21f2eff74b06John McCall/// next. Therefore, DependentScopeDeclRefExpr keeps track of the 1388ab452ba8323d1985e08bade2bced588cddf2cc28Douglas Gregor/// qualifier (X<T>::) and the name of the entity being referenced 1389a2813cec2605ce7878d1b13471d685f689b251afDouglas Gregor/// ("value"). Such expressions will instantiate to a DeclRefExpr once the 1390a2813cec2605ce7878d1b13471d685f689b251afDouglas Gregor/// declaration can be found. 1391865d447ac6a4721ab58e898d014a21f2eff74b06John McCallclass DependentScopeDeclRefExpr : public Expr { 13925953d8b37f92f0cf548941f617c9b0a7703df33bDouglas Gregor /// The name of the entity we will be referencing. 13935953d8b37f92f0cf548941f617c9b0a7703df33bDouglas Gregor DeclarationName Name; 13945953d8b37f92f0cf548941f617c9b0a7703df33bDouglas Gregor 13955953d8b37f92f0cf548941f617c9b0a7703df33bDouglas Gregor /// Location of the name of the declaration we're referencing. 13965953d8b37f92f0cf548941f617c9b0a7703df33bDouglas Gregor SourceLocation Loc; 13975953d8b37f92f0cf548941f617c9b0a7703df33bDouglas Gregor 13985953d8b37f92f0cf548941f617c9b0a7703df33bDouglas Gregor /// QualifierRange - The source range that covers the 13995953d8b37f92f0cf548941f617c9b0a7703df33bDouglas Gregor /// nested-name-specifier. 14005953d8b37f92f0cf548941f617c9b0a7703df33bDouglas Gregor SourceRange QualifierRange; 14015953d8b37f92f0cf548941f617c9b0a7703df33bDouglas Gregor 1402ab452ba8323d1985e08bade2bced588cddf2cc28Douglas Gregor /// \brief The nested-name-specifier that qualifies this unresolved 1403ab452ba8323d1985e08bade2bced588cddf2cc28Douglas Gregor /// declaration name. 1404f7a1a744eba4b29ceb0f20af8f34515d892fdd64John McCall NestedNameSpecifier *Qualifier; 14055953d8b37f92f0cf548941f617c9b0a7703df33bDouglas Gregor 1406f7a1a744eba4b29ceb0f20af8f34515d892fdd64John McCall /// \brief Whether the name includes explicit template arguments. 1407f7a1a744eba4b29ceb0f20af8f34515d892fdd64John McCall bool HasExplicitTemplateArgs; 14081eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 1409f7a1a744eba4b29ceb0f20af8f34515d892fdd64John McCall DependentScopeDeclRefExpr(QualType T, 1410f7a1a744eba4b29ceb0f20af8f34515d892fdd64John McCall NestedNameSpecifier *Qualifier, 1411f7a1a744eba4b29ceb0f20af8f34515d892fdd64John McCall SourceRange QualifierRange, 1412f7a1a744eba4b29ceb0f20af8f34515d892fdd64John McCall DeclarationName Name, 1413f7a1a744eba4b29ceb0f20af8f34515d892fdd64John McCall SourceLocation NameLoc, 1414f7a1a744eba4b29ceb0f20af8f34515d892fdd64John McCall bool HasExplicitTemplateArgs) 1415865d447ac6a4721ab58e898d014a21f2eff74b06John McCall : Expr(DependentScopeDeclRefExprClass, T, true, true), 1416f7a1a744eba4b29ceb0f20af8f34515d892fdd64John McCall Name(Name), Loc(NameLoc), 1417f7a1a744eba4b29ceb0f20af8f34515d892fdd64John McCall QualifierRange(QualifierRange), Qualifier(Qualifier), 1418f7a1a744eba4b29ceb0f20af8f34515d892fdd64John McCall HasExplicitTemplateArgs(HasExplicitTemplateArgs) 1419f7a1a744eba4b29ceb0f20af8f34515d892fdd64John McCall {} 1420f7a1a744eba4b29ceb0f20af8f34515d892fdd64John McCall 1421f7a1a744eba4b29ceb0f20af8f34515d892fdd64John McCallpublic: 1422f7a1a744eba4b29ceb0f20af8f34515d892fdd64John McCall static DependentScopeDeclRefExpr *Create(ASTContext &C, 1423f7a1a744eba4b29ceb0f20af8f34515d892fdd64John McCall NestedNameSpecifier *Qualifier, 1424f7a1a744eba4b29ceb0f20af8f34515d892fdd64John McCall SourceRange QualifierRange, 1425f7a1a744eba4b29ceb0f20af8f34515d892fdd64John McCall DeclarationName Name, 1426f7a1a744eba4b29ceb0f20af8f34515d892fdd64John McCall SourceLocation NameLoc, 1427f7a1a744eba4b29ceb0f20af8f34515d892fdd64John McCall const TemplateArgumentListInfo *TemplateArgs = 0); 14285953d8b37f92f0cf548941f617c9b0a7703df33bDouglas Gregor 14295953d8b37f92f0cf548941f617c9b0a7703df33bDouglas Gregor /// \brief Retrieve the name that this expression refers to. 14305953d8b37f92f0cf548941f617c9b0a7703df33bDouglas Gregor DeclarationName getDeclName() const { return Name; } 14315953d8b37f92f0cf548941f617c9b0a7703df33bDouglas Gregor 14325953d8b37f92f0cf548941f617c9b0a7703df33bDouglas Gregor /// \brief Retrieve the location of the name within the expression. 14335953d8b37f92f0cf548941f617c9b0a7703df33bDouglas Gregor SourceLocation getLocation() const { return Loc; } 14345953d8b37f92f0cf548941f617c9b0a7703df33bDouglas Gregor 14355953d8b37f92f0cf548941f617c9b0a7703df33bDouglas Gregor /// \brief Retrieve the source range of the nested-name-specifier. 14365953d8b37f92f0cf548941f617c9b0a7703df33bDouglas Gregor SourceRange getQualifierRange() const { return QualifierRange; } 14375953d8b37f92f0cf548941f617c9b0a7703df33bDouglas Gregor 1438ab452ba8323d1985e08bade2bced588cddf2cc28Douglas Gregor /// \brief Retrieve the nested-name-specifier that qualifies this 1439ab452ba8323d1985e08bade2bced588cddf2cc28Douglas Gregor /// declaration. 1440edce4dd44732dfad69f28822dddcf2b8e92b4483Douglas Gregor NestedNameSpecifier *getQualifier() const { return Qualifier; } 14411eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 1442f7a1a744eba4b29ceb0f20af8f34515d892fdd64John McCall /// Determines whether this lookup had explicit template arguments. 1443f7a1a744eba4b29ceb0f20af8f34515d892fdd64John McCall bool hasExplicitTemplateArgs() const { return HasExplicitTemplateArgs; } 14441eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 1445f7a1a744eba4b29ceb0f20af8f34515d892fdd64John McCall // Note that, inconsistently with the explicit-template-argument AST 1446f7a1a744eba4b29ceb0f20af8f34515d892fdd64John McCall // nodes, users are *forbidden* from calling these methods on objects 1447f7a1a744eba4b29ceb0f20af8f34515d892fdd64John McCall // without explicit template arguments. 14481eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 1449f7a1a744eba4b29ceb0f20af8f34515d892fdd64John McCall /// Gets a reference to the explicit template argument list. 1450f7a1a744eba4b29ceb0f20af8f34515d892fdd64John McCall const ExplicitTemplateArgumentList &getExplicitTemplateArgs() const { 1451f7a1a744eba4b29ceb0f20af8f34515d892fdd64John McCall assert(hasExplicitTemplateArgs()); 1452f7a1a744eba4b29ceb0f20af8f34515d892fdd64John McCall return *reinterpret_cast<const ExplicitTemplateArgumentList*>(this + 1); 1453f7a1a744eba4b29ceb0f20af8f34515d892fdd64John McCall } 14541eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 1455f7a1a744eba4b29ceb0f20af8f34515d892fdd64John McCall /// \brief Copies the template arguments (if present) into the given 1456f7a1a744eba4b29ceb0f20af8f34515d892fdd64John McCall /// structure. 1457f7a1a744eba4b29ceb0f20af8f34515d892fdd64John McCall void copyTemplateArgumentsInto(TemplateArgumentListInfo &List) const { 1458f7a1a744eba4b29ceb0f20af8f34515d892fdd64John McCall getExplicitTemplateArgs().copyInto(List); 1459f7a1a744eba4b29ceb0f20af8f34515d892fdd64John McCall } 1460f7a1a744eba4b29ceb0f20af8f34515d892fdd64John McCall 1461f7a1a744eba4b29ceb0f20af8f34515d892fdd64John McCall SourceLocation getLAngleLoc() const { 1462f7a1a744eba4b29ceb0f20af8f34515d892fdd64John McCall return getExplicitTemplateArgs().LAngleLoc; 1463edce4dd44732dfad69f28822dddcf2b8e92b4483Douglas Gregor } 14641eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 1465f7a1a744eba4b29ceb0f20af8f34515d892fdd64John McCall SourceLocation getRAngleLoc() const { 1466f7a1a744eba4b29ceb0f20af8f34515d892fdd64John McCall return getExplicitTemplateArgs().RAngleLoc; 1467f7a1a744eba4b29ceb0f20af8f34515d892fdd64John McCall } 14681eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 1469f7a1a744eba4b29ceb0f20af8f34515d892fdd64John McCall TemplateArgumentLoc const *getTemplateArgs() const { 1470f7a1a744eba4b29ceb0f20af8f34515d892fdd64John McCall return getExplicitTemplateArgs().getTemplateArgs(); 1471d5532b6cfff2977e0c59fa6ead7f7973984a620dJohn McCall } 1472d5532b6cfff2977e0c59fa6ead7f7973984a620dJohn McCall 1473f7a1a744eba4b29ceb0f20af8f34515d892fdd64John McCall unsigned getNumTemplateArgs() const { 1474f7a1a744eba4b29ceb0f20af8f34515d892fdd64John McCall return getExplicitTemplateArgs().NumTemplateArgs; 1475f7a1a744eba4b29ceb0f20af8f34515d892fdd64John McCall } 14761eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 1477edce4dd44732dfad69f28822dddcf2b8e92b4483Douglas Gregor virtual SourceRange getSourceRange() const { 1478f7a1a744eba4b29ceb0f20af8f34515d892fdd64John McCall SourceRange Range(QualifierRange.getBegin(), getLocation()); 1479f7a1a744eba4b29ceb0f20af8f34515d892fdd64John McCall if (hasExplicitTemplateArgs()) 1480f7a1a744eba4b29ceb0f20af8f34515d892fdd64John McCall Range.setEnd(getRAngleLoc()); 1481f7a1a744eba4b29ceb0f20af8f34515d892fdd64John McCall return Range; 1482edce4dd44732dfad69f28822dddcf2b8e92b4483Douglas Gregor } 14831eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 14841eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump static bool classof(const Stmt *T) { 1485f7a1a744eba4b29ceb0f20af8f34515d892fdd64John McCall return T->getStmtClass() == DependentScopeDeclRefExprClass; 1486edce4dd44732dfad69f28822dddcf2b8e92b4483Douglas Gregor } 1487f7a1a744eba4b29ceb0f20af8f34515d892fdd64John McCall static bool classof(const DependentScopeDeclRefExpr *) { return true; } 1488f7a1a744eba4b29ceb0f20af8f34515d892fdd64John McCall 1489f7a1a744eba4b29ceb0f20af8f34515d892fdd64John McCall virtual StmtIterator child_begin(); 1490f7a1a744eba4b29ceb0f20af8f34515d892fdd64John McCall virtual StmtIterator child_end(); 1491edce4dd44732dfad69f28822dddcf2b8e92b4483Douglas Gregor}; 14921eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 14932d44e8a41de8a33c0f04ac198714f71dc841bab0Anders Carlssonclass CXXExprWithTemporaries : public Expr { 149402bbfa33590dfe3107e801fb526b7ab0bdfd00eeAnders Carlsson Stmt *SubExpr; 14951eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 1496ff6b3d64c9f07155f1414411b8451d7bf8937c62Anders Carlsson CXXTemporary **Temps; 1497ff6b3d64c9f07155f1414411b8451d7bf8937c62Anders Carlsson unsigned NumTemps; 149802bbfa33590dfe3107e801fb526b7ab0bdfd00eeAnders Carlsson 14991eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump CXXExprWithTemporaries(Expr *SubExpr, CXXTemporary **Temps, 15000ece491d8f62ce67f047491a6703fac0d3bd4ff4Anders Carlsson unsigned NumTemps); 15012d44e8a41de8a33c0f04ac198714f71dc841bab0Anders Carlsson ~CXXExprWithTemporaries(); 150242602bb40aefcc2751d4078ba88aacf4d965c9bdDouglas Gregor 150342602bb40aefcc2751d4078ba88aacf4d965c9bdDouglas Gregorprotected: 150442602bb40aefcc2751d4078ba88aacf4d965c9bdDouglas Gregor virtual void DoDestroy(ASTContext &C); 150542602bb40aefcc2751d4078ba88aacf4d965c9bdDouglas Gregor 150688eaf075c56672761b72cc50957db4a35bf24ebdAnders Carlssonpublic: 150788eaf075c56672761b72cc50957db4a35bf24ebdAnders Carlsson static CXXExprWithTemporaries *Create(ASTContext &C, Expr *SubExpr, 15080ece491d8f62ce67f047491a6703fac0d3bd4ff4Anders Carlsson CXXTemporary **Temps, 15090ece491d8f62ce67f047491a6703fac0d3bd4ff4Anders Carlsson unsigned NumTemps); 15101eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 151188eaf075c56672761b72cc50957db4a35bf24ebdAnders Carlsson unsigned getNumTemporaries() const { return NumTemps; } 151288eaf075c56672761b72cc50957db4a35bf24ebdAnders Carlsson CXXTemporary *getTemporary(unsigned i) { 151388eaf075c56672761b72cc50957db4a35bf24ebdAnders Carlsson assert(i < NumTemps && "Index out of range"); 151488eaf075c56672761b72cc50957db4a35bf24ebdAnders Carlsson return Temps[i]; 151588eaf075c56672761b72cc50957db4a35bf24ebdAnders Carlsson } 1516f0721fe438d7e40c168e5d664970e7830bc138fbAnders Carlsson const CXXTemporary *getTemporary(unsigned i) const { 15170ece491d8f62ce67f047491a6703fac0d3bd4ff4Anders Carlsson return const_cast<CXXExprWithTemporaries*>(this)->getTemporary(i); 1518f0721fe438d7e40c168e5d664970e7830bc138fbAnders Carlsson } 15191eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 152002bbfa33590dfe3107e801fb526b7ab0bdfd00eeAnders Carlsson Expr *getSubExpr() { return cast<Expr>(SubExpr); } 1521f0721fe438d7e40c168e5d664970e7830bc138fbAnders Carlsson const Expr *getSubExpr() const { return cast<Expr>(SubExpr); } 152288eaf075c56672761b72cc50957db4a35bf24ebdAnders Carlsson void setSubExpr(Expr *E) { SubExpr = E; } 152302bbfa33590dfe3107e801fb526b7ab0bdfd00eeAnders Carlsson 152496be6917e1c4ba1f4435a14c9e7c6c139571d086Douglas Gregor virtual SourceRange getSourceRange() const { 152596be6917e1c4ba1f4435a14c9e7c6c139571d086Douglas Gregor return SubExpr->getSourceRange(); 152696be6917e1c4ba1f4435a14c9e7c6c139571d086Douglas Gregor } 152702bbfa33590dfe3107e801fb526b7ab0bdfd00eeAnders Carlsson 152802bbfa33590dfe3107e801fb526b7ab0bdfd00eeAnders Carlsson // Implement isa/cast/dyncast/etc. 152902bbfa33590dfe3107e801fb526b7ab0bdfd00eeAnders Carlsson static bool classof(const Stmt *T) { 15302d44e8a41de8a33c0f04ac198714f71dc841bab0Anders Carlsson return T->getStmtClass() == CXXExprWithTemporariesClass; 153102bbfa33590dfe3107e801fb526b7ab0bdfd00eeAnders Carlsson } 15322d44e8a41de8a33c0f04ac198714f71dc841bab0Anders Carlsson static bool classof(const CXXExprWithTemporaries *) { return true; } 153302bbfa33590dfe3107e801fb526b7ab0bdfd00eeAnders Carlsson 153402bbfa33590dfe3107e801fb526b7ab0bdfd00eeAnders Carlsson // Iterators 153502bbfa33590dfe3107e801fb526b7ab0bdfd00eeAnders Carlsson virtual child_iterator child_begin(); 153602bbfa33590dfe3107e801fb526b7ab0bdfd00eeAnders Carlsson virtual child_iterator child_end(); 153702bbfa33590dfe3107e801fb526b7ab0bdfd00eeAnders Carlsson}; 153802bbfa33590dfe3107e801fb526b7ab0bdfd00eeAnders Carlsson 1539d81e6ca6e378c3996a139066a5c4b7fc1869630cDouglas Gregor/// \brief Describes an explicit type conversion that uses functional 1540d81e6ca6e378c3996a139066a5c4b7fc1869630cDouglas Gregor/// notion but could not be resolved because one or more arguments are 1541d81e6ca6e378c3996a139066a5c4b7fc1869630cDouglas Gregor/// type-dependent. 1542d81e6ca6e378c3996a139066a5c4b7fc1869630cDouglas Gregor/// 1543d81e6ca6e378c3996a139066a5c4b7fc1869630cDouglas Gregor/// The explicit type conversions expressed by 1544d81e6ca6e378c3996a139066a5c4b7fc1869630cDouglas Gregor/// CXXUnresolvedConstructExpr have the form \c T(a1, a2, ..., aN), 1545d81e6ca6e378c3996a139066a5c4b7fc1869630cDouglas Gregor/// where \c T is some type and \c a1, a2, ..., aN are values, and 1546d81e6ca6e378c3996a139066a5c4b7fc1869630cDouglas Gregor/// either \C T is a dependent type or one or more of the \c a's is 1547d81e6ca6e378c3996a139066a5c4b7fc1869630cDouglas Gregor/// type-dependent. For example, this would occur in a template such 1548d81e6ca6e378c3996a139066a5c4b7fc1869630cDouglas Gregor/// as: 1549d81e6ca6e378c3996a139066a5c4b7fc1869630cDouglas Gregor/// 1550d81e6ca6e378c3996a139066a5c4b7fc1869630cDouglas Gregor/// \code 1551d81e6ca6e378c3996a139066a5c4b7fc1869630cDouglas Gregor/// template<typename T, typename A1> 1552d81e6ca6e378c3996a139066a5c4b7fc1869630cDouglas Gregor/// inline T make_a(const A1& a1) { 1553d81e6ca6e378c3996a139066a5c4b7fc1869630cDouglas Gregor/// return T(a1); 1554d81e6ca6e378c3996a139066a5c4b7fc1869630cDouglas Gregor/// } 1555d81e6ca6e378c3996a139066a5c4b7fc1869630cDouglas Gregor/// \endcode 1556d81e6ca6e378c3996a139066a5c4b7fc1869630cDouglas Gregor/// 1557d81e6ca6e378c3996a139066a5c4b7fc1869630cDouglas Gregor/// When the returned expression is instantiated, it may resolve to a 1558d81e6ca6e378c3996a139066a5c4b7fc1869630cDouglas Gregor/// constructor call, conversion function call, or some kind of type 1559d81e6ca6e378c3996a139066a5c4b7fc1869630cDouglas Gregor/// conversion. 1560d81e6ca6e378c3996a139066a5c4b7fc1869630cDouglas Gregorclass CXXUnresolvedConstructExpr : public Expr { 1561d81e6ca6e378c3996a139066a5c4b7fc1869630cDouglas Gregor /// \brief The starting location of the type 1562d81e6ca6e378c3996a139066a5c4b7fc1869630cDouglas Gregor SourceLocation TyBeginLoc; 1563d81e6ca6e378c3996a139066a5c4b7fc1869630cDouglas Gregor 1564d81e6ca6e378c3996a139066a5c4b7fc1869630cDouglas Gregor /// \brief The type being constructed. 1565d81e6ca6e378c3996a139066a5c4b7fc1869630cDouglas Gregor QualType Type; 1566d81e6ca6e378c3996a139066a5c4b7fc1869630cDouglas Gregor 1567d81e6ca6e378c3996a139066a5c4b7fc1869630cDouglas Gregor /// \brief The location of the left parentheses ('('). 1568d81e6ca6e378c3996a139066a5c4b7fc1869630cDouglas Gregor SourceLocation LParenLoc; 1569d81e6ca6e378c3996a139066a5c4b7fc1869630cDouglas Gregor 1570d81e6ca6e378c3996a139066a5c4b7fc1869630cDouglas Gregor /// \brief The location of the right parentheses (')'). 1571d81e6ca6e378c3996a139066a5c4b7fc1869630cDouglas Gregor SourceLocation RParenLoc; 1572d81e6ca6e378c3996a139066a5c4b7fc1869630cDouglas Gregor 1573d81e6ca6e378c3996a139066a5c4b7fc1869630cDouglas Gregor /// \brief The number of arguments used to construct the type. 1574d81e6ca6e378c3996a139066a5c4b7fc1869630cDouglas Gregor unsigned NumArgs; 15751eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 1576d81e6ca6e378c3996a139066a5c4b7fc1869630cDouglas Gregor CXXUnresolvedConstructExpr(SourceLocation TyBegin, 1577d81e6ca6e378c3996a139066a5c4b7fc1869630cDouglas Gregor QualType T, 1578d81e6ca6e378c3996a139066a5c4b7fc1869630cDouglas Gregor SourceLocation LParenLoc, 1579d81e6ca6e378c3996a139066a5c4b7fc1869630cDouglas Gregor Expr **Args, 1580d81e6ca6e378c3996a139066a5c4b7fc1869630cDouglas Gregor unsigned NumArgs, 1581d81e6ca6e378c3996a139066a5c4b7fc1869630cDouglas Gregor SourceLocation RParenLoc); 1582d81e6ca6e378c3996a139066a5c4b7fc1869630cDouglas Gregor 1583d81e6ca6e378c3996a139066a5c4b7fc1869630cDouglas Gregorpublic: 15841eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump static CXXUnresolvedConstructExpr *Create(ASTContext &C, 1585d81e6ca6e378c3996a139066a5c4b7fc1869630cDouglas Gregor SourceLocation TyBegin, 1586d81e6ca6e378c3996a139066a5c4b7fc1869630cDouglas Gregor QualType T, 1587d81e6ca6e378c3996a139066a5c4b7fc1869630cDouglas Gregor SourceLocation LParenLoc, 1588d81e6ca6e378c3996a139066a5c4b7fc1869630cDouglas Gregor Expr **Args, 1589d81e6ca6e378c3996a139066a5c4b7fc1869630cDouglas Gregor unsigned NumArgs, 1590d81e6ca6e378c3996a139066a5c4b7fc1869630cDouglas Gregor SourceLocation RParenLoc); 1591d81e6ca6e378c3996a139066a5c4b7fc1869630cDouglas Gregor 1592d81e6ca6e378c3996a139066a5c4b7fc1869630cDouglas Gregor /// \brief Retrieve the source location where the type begins. 1593d81e6ca6e378c3996a139066a5c4b7fc1869630cDouglas Gregor SourceLocation getTypeBeginLoc() const { return TyBeginLoc; } 1594d81e6ca6e378c3996a139066a5c4b7fc1869630cDouglas Gregor void setTypeBeginLoc(SourceLocation L) { TyBeginLoc = L; } 1595d81e6ca6e378c3996a139066a5c4b7fc1869630cDouglas Gregor 1596d81e6ca6e378c3996a139066a5c4b7fc1869630cDouglas Gregor /// \brief Retrieve the type that is being constructed, as specified 1597d81e6ca6e378c3996a139066a5c4b7fc1869630cDouglas Gregor /// in the source code. 1598d81e6ca6e378c3996a139066a5c4b7fc1869630cDouglas Gregor QualType getTypeAsWritten() const { return Type; } 1599d81e6ca6e378c3996a139066a5c4b7fc1869630cDouglas Gregor void setTypeAsWritten(QualType T) { Type = T; } 1600d81e6ca6e378c3996a139066a5c4b7fc1869630cDouglas Gregor 1601d81e6ca6e378c3996a139066a5c4b7fc1869630cDouglas Gregor /// \brief Retrieve the location of the left parentheses ('(') that 1602d81e6ca6e378c3996a139066a5c4b7fc1869630cDouglas Gregor /// precedes the argument list. 1603d81e6ca6e378c3996a139066a5c4b7fc1869630cDouglas Gregor SourceLocation getLParenLoc() const { return LParenLoc; } 1604d81e6ca6e378c3996a139066a5c4b7fc1869630cDouglas Gregor void setLParenLoc(SourceLocation L) { LParenLoc = L; } 1605d81e6ca6e378c3996a139066a5c4b7fc1869630cDouglas Gregor 1606d81e6ca6e378c3996a139066a5c4b7fc1869630cDouglas Gregor /// \brief Retrieve the location of the right parentheses (')') that 1607d81e6ca6e378c3996a139066a5c4b7fc1869630cDouglas Gregor /// follows the argument list. 1608d81e6ca6e378c3996a139066a5c4b7fc1869630cDouglas Gregor SourceLocation getRParenLoc() const { return RParenLoc; } 1609d81e6ca6e378c3996a139066a5c4b7fc1869630cDouglas Gregor void setRParenLoc(SourceLocation L) { RParenLoc = L; } 1610d81e6ca6e378c3996a139066a5c4b7fc1869630cDouglas Gregor 1611d81e6ca6e378c3996a139066a5c4b7fc1869630cDouglas Gregor /// \brief Retrieve the number of arguments. 1612d81e6ca6e378c3996a139066a5c4b7fc1869630cDouglas Gregor unsigned arg_size() const { return NumArgs; } 1613d81e6ca6e378c3996a139066a5c4b7fc1869630cDouglas Gregor 1614d81e6ca6e378c3996a139066a5c4b7fc1869630cDouglas Gregor typedef Expr** arg_iterator; 1615d81e6ca6e378c3996a139066a5c4b7fc1869630cDouglas Gregor arg_iterator arg_begin() { return reinterpret_cast<Expr**>(this + 1); } 1616d81e6ca6e378c3996a139066a5c4b7fc1869630cDouglas Gregor arg_iterator arg_end() { return arg_begin() + NumArgs; } 1617d81e6ca6e378c3996a139066a5c4b7fc1869630cDouglas Gregor 16181dd7383dc48718c452e71a625b29531dd96fbb9dJohn McCall typedef const Expr* const * const_arg_iterator; 16191dd7383dc48718c452e71a625b29531dd96fbb9dJohn McCall const_arg_iterator arg_begin() const { 16201dd7383dc48718c452e71a625b29531dd96fbb9dJohn McCall return reinterpret_cast<const Expr* const *>(this + 1); 16211dd7383dc48718c452e71a625b29531dd96fbb9dJohn McCall } 16221dd7383dc48718c452e71a625b29531dd96fbb9dJohn McCall const_arg_iterator arg_end() const { 16231dd7383dc48718c452e71a625b29531dd96fbb9dJohn McCall return arg_begin() + NumArgs; 16241dd7383dc48718c452e71a625b29531dd96fbb9dJohn McCall } 16251dd7383dc48718c452e71a625b29531dd96fbb9dJohn McCall 1626d81e6ca6e378c3996a139066a5c4b7fc1869630cDouglas Gregor Expr *getArg(unsigned I) { 1627d81e6ca6e378c3996a139066a5c4b7fc1869630cDouglas Gregor assert(I < NumArgs && "Argument index out-of-range"); 1628d81e6ca6e378c3996a139066a5c4b7fc1869630cDouglas Gregor return *(arg_begin() + I); 1629d81e6ca6e378c3996a139066a5c4b7fc1869630cDouglas Gregor } 1630d81e6ca6e378c3996a139066a5c4b7fc1869630cDouglas Gregor 16311dd7383dc48718c452e71a625b29531dd96fbb9dJohn McCall const Expr *getArg(unsigned I) const { 16321dd7383dc48718c452e71a625b29531dd96fbb9dJohn McCall assert(I < NumArgs && "Argument index out-of-range"); 16331dd7383dc48718c452e71a625b29531dd96fbb9dJohn McCall return *(arg_begin() + I); 16341dd7383dc48718c452e71a625b29531dd96fbb9dJohn McCall } 16351dd7383dc48718c452e71a625b29531dd96fbb9dJohn McCall 1636d81e6ca6e378c3996a139066a5c4b7fc1869630cDouglas Gregor virtual SourceRange getSourceRange() const { 1637d81e6ca6e378c3996a139066a5c4b7fc1869630cDouglas Gregor return SourceRange(TyBeginLoc, RParenLoc); 1638d81e6ca6e378c3996a139066a5c4b7fc1869630cDouglas Gregor } 16391eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump static bool classof(const Stmt *T) { 1640d81e6ca6e378c3996a139066a5c4b7fc1869630cDouglas Gregor return T->getStmtClass() == CXXUnresolvedConstructExprClass; 1641d81e6ca6e378c3996a139066a5c4b7fc1869630cDouglas Gregor } 1642d81e6ca6e378c3996a139066a5c4b7fc1869630cDouglas Gregor static bool classof(const CXXUnresolvedConstructExpr *) { return true; } 1643d81e6ca6e378c3996a139066a5c4b7fc1869630cDouglas Gregor 1644d81e6ca6e378c3996a139066a5c4b7fc1869630cDouglas Gregor // Iterators 1645d81e6ca6e378c3996a139066a5c4b7fc1869630cDouglas Gregor virtual child_iterator child_begin(); 1646d81e6ca6e378c3996a139066a5c4b7fc1869630cDouglas Gregor virtual child_iterator child_end(); 1647d81e6ca6e378c3996a139066a5c4b7fc1869630cDouglas Gregor}; 1648d81e6ca6e378c3996a139066a5c4b7fc1869630cDouglas Gregor 1649ba13543329afac4a0d01304ec2ec4924d99306a6John McCall/// \brief Represents a C++ member access expression where the actual 1650ba13543329afac4a0d01304ec2ec4924d99306a6John McCall/// member referenced could not be resolved because the base 1651ba13543329afac4a0d01304ec2ec4924d99306a6John McCall/// expression or the member name was dependent. 1652aa81e1658d87b9011125c632aa902d154ae4b02cJohn McCall/// 1653aa81e1658d87b9011125c632aa902d154ae4b02cJohn McCall/// Like UnresolvedMemberExprs, these can be either implicit or 1654aa81e1658d87b9011125c632aa902d154ae4b02cJohn McCall/// explicit accesses. It is only possible to get one of these with 1655aa81e1658d87b9011125c632aa902d154ae4b02cJohn McCall/// an implicit access if a qualifier is provided. 1656865d447ac6a4721ab58e898d014a21f2eff74b06John McCallclass CXXDependentScopeMemberExpr : public Expr { 16571c0ca59416999129d0439c2661d137ef38e86209Douglas Gregor /// \brief The expression for the base pointer or class reference, 1658aa81e1658d87b9011125c632aa902d154ae4b02cJohn McCall /// e.g., the \c x in x.f. Can be null in implicit accesses. 16591c0ca59416999129d0439c2661d137ef38e86209Douglas Gregor Stmt *Base; 16601eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 1661aa81e1658d87b9011125c632aa902d154ae4b02cJohn McCall /// \brief The type of the base expression. Never null, even for 1662aa81e1658d87b9011125c632aa902d154ae4b02cJohn McCall /// implicit accesses. 1663aa81e1658d87b9011125c632aa902d154ae4b02cJohn McCall QualType BaseType; 1664aa81e1658d87b9011125c632aa902d154ae4b02cJohn McCall 16651c0ca59416999129d0439c2661d137ef38e86209Douglas Gregor /// \brief Whether this member expression used the '->' operator or 16661c0ca59416999129d0439c2661d137ef38e86209Douglas Gregor /// the '.' operator. 16673b6afbb99a1c44b4076f8e15fb7311405941b306Douglas Gregor bool IsArrow : 1; 16681c0ca59416999129d0439c2661d137ef38e86209Douglas Gregor 16693b6afbb99a1c44b4076f8e15fb7311405941b306Douglas Gregor /// \brief Whether this member expression has explicitly-specified template 16703b6afbb99a1c44b4076f8e15fb7311405941b306Douglas Gregor /// arguments. 1671aa81e1658d87b9011125c632aa902d154ae4b02cJohn McCall bool HasExplicitTemplateArgs : 1; 16721eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 16731c0ca59416999129d0439c2661d137ef38e86209Douglas Gregor /// \brief The location of the '->' or '.' operator. 16741c0ca59416999129d0439c2661d137ef38e86209Douglas Gregor SourceLocation OperatorLoc; 16751c0ca59416999129d0439c2661d137ef38e86209Douglas Gregor 1676a38c687ef5354678b9d76a7b29354159f2b83736Douglas Gregor /// \brief The nested-name-specifier that precedes the member name, if any. 1677a38c687ef5354678b9d76a7b29354159f2b83736Douglas Gregor NestedNameSpecifier *Qualifier; 16781eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 1679a38c687ef5354678b9d76a7b29354159f2b83736Douglas Gregor /// \brief The source range covering the nested name specifier. 1680a38c687ef5354678b9d76a7b29354159f2b83736Douglas Gregor SourceRange QualifierRange; 16811eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 1682c68afe2cbe7f875a9243c411077602fb5f5dc74bDouglas Gregor /// \brief In a qualified member access expression such as t->Base::f, this 16831eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump /// member stores the resolves of name lookup in the context of the member 1684c68afe2cbe7f875a9243c411077602fb5f5dc74bDouglas Gregor /// access expression, to be used at instantiation time. 1685c68afe2cbe7f875a9243c411077602fb5f5dc74bDouglas Gregor /// 1686c68afe2cbe7f875a9243c411077602fb5f5dc74bDouglas Gregor /// FIXME: This member, along with the Qualifier and QualifierRange, could 1687c68afe2cbe7f875a9243c411077602fb5f5dc74bDouglas Gregor /// be stuck into a structure that is optionally allocated at the end of 1688865d447ac6a4721ab58e898d014a21f2eff74b06John McCall /// the CXXDependentScopeMemberExpr, to save space in the common case. 1689c68afe2cbe7f875a9243c411077602fb5f5dc74bDouglas Gregor NamedDecl *FirstQualifierFoundInScope; 16901eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 16911c0ca59416999129d0439c2661d137ef38e86209Douglas Gregor /// \brief The member to which this member expression refers, which 16921c0ca59416999129d0439c2661d137ef38e86209Douglas Gregor /// can be name, overloaded operator, or destructor. 1693a38c687ef5354678b9d76a7b29354159f2b83736Douglas Gregor /// FIXME: could also be a template-id 16941c0ca59416999129d0439c2661d137ef38e86209Douglas Gregor DeclarationName Member; 16951c0ca59416999129d0439c2661d137ef38e86209Douglas Gregor 16961c0ca59416999129d0439c2661d137ef38e86209Douglas Gregor /// \brief The location of the member name. 16971c0ca59416999129d0439c2661d137ef38e86209Douglas Gregor SourceLocation MemberLoc; 16981eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 16993b6afbb99a1c44b4076f8e15fb7311405941b306Douglas Gregor /// \brief Retrieve the explicit template argument list that followed the 17003b6afbb99a1c44b4076f8e15fb7311405941b306Douglas Gregor /// member template name, if any. 17013b6afbb99a1c44b4076f8e15fb7311405941b306Douglas Gregor ExplicitTemplateArgumentList *getExplicitTemplateArgumentList() { 1702aa81e1658d87b9011125c632aa902d154ae4b02cJohn McCall assert(HasExplicitTemplateArgs); 17033b6afbb99a1c44b4076f8e15fb7311405941b306Douglas Gregor return reinterpret_cast<ExplicitTemplateArgumentList *>(this + 1); 17043b6afbb99a1c44b4076f8e15fb7311405941b306Douglas Gregor } 17051eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 17063b6afbb99a1c44b4076f8e15fb7311405941b306Douglas Gregor /// \brief Retrieve the explicit template argument list that followed the 17073b6afbb99a1c44b4076f8e15fb7311405941b306Douglas Gregor /// member template name, if any. 17083b6afbb99a1c44b4076f8e15fb7311405941b306Douglas Gregor const ExplicitTemplateArgumentList *getExplicitTemplateArgumentList() const { 1709865d447ac6a4721ab58e898d014a21f2eff74b06John McCall return const_cast<CXXDependentScopeMemberExpr *>(this) 17103b6afbb99a1c44b4076f8e15fb7311405941b306Douglas Gregor ->getExplicitTemplateArgumentList(); 17113b6afbb99a1c44b4076f8e15fb7311405941b306Douglas Gregor } 17121eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 1713865d447ac6a4721ab58e898d014a21f2eff74b06John McCall CXXDependentScopeMemberExpr(ASTContext &C, 1714aa81e1658d87b9011125c632aa902d154ae4b02cJohn McCall Expr *Base, QualType BaseType, bool IsArrow, 17153b6afbb99a1c44b4076f8e15fb7311405941b306Douglas Gregor SourceLocation OperatorLoc, 17163b6afbb99a1c44b4076f8e15fb7311405941b306Douglas Gregor NestedNameSpecifier *Qualifier, 17173b6afbb99a1c44b4076f8e15fb7311405941b306Douglas Gregor SourceRange QualifierRange, 17183b6afbb99a1c44b4076f8e15fb7311405941b306Douglas Gregor NamedDecl *FirstQualifierFoundInScope, 17193b6afbb99a1c44b4076f8e15fb7311405941b306Douglas Gregor DeclarationName Member, 17203b6afbb99a1c44b4076f8e15fb7311405941b306Douglas Gregor SourceLocation MemberLoc, 1721d5532b6cfff2977e0c59fa6ead7f7973984a620dJohn McCall const TemplateArgumentListInfo *TemplateArgs); 17221eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 17231c0ca59416999129d0439c2661d137ef38e86209Douglas Gregorpublic: 1724865d447ac6a4721ab58e898d014a21f2eff74b06John McCall CXXDependentScopeMemberExpr(ASTContext &C, 1725aa81e1658d87b9011125c632aa902d154ae4b02cJohn McCall Expr *Base, QualType BaseType, 1726aa81e1658d87b9011125c632aa902d154ae4b02cJohn McCall bool IsArrow, 17271c0ca59416999129d0439c2661d137ef38e86209Douglas Gregor SourceLocation OperatorLoc, 1728a38c687ef5354678b9d76a7b29354159f2b83736Douglas Gregor NestedNameSpecifier *Qualifier, 1729a38c687ef5354678b9d76a7b29354159f2b83736Douglas Gregor SourceRange QualifierRange, 1730c68afe2cbe7f875a9243c411077602fb5f5dc74bDouglas Gregor NamedDecl *FirstQualifierFoundInScope, 17311c0ca59416999129d0439c2661d137ef38e86209Douglas Gregor DeclarationName Member, 17321c0ca59416999129d0439c2661d137ef38e86209Douglas Gregor SourceLocation MemberLoc) 1733865d447ac6a4721ab58e898d014a21f2eff74b06John McCall : Expr(CXXDependentScopeMemberExprClass, C.DependentTy, true, true), 1734aa81e1658d87b9011125c632aa902d154ae4b02cJohn McCall Base(Base), BaseType(BaseType), IsArrow(IsArrow), 1735aa81e1658d87b9011125c632aa902d154ae4b02cJohn McCall HasExplicitTemplateArgs(false), OperatorLoc(OperatorLoc), 17363b6afbb99a1c44b4076f8e15fb7311405941b306Douglas Gregor Qualifier(Qualifier), QualifierRange(QualifierRange), 17373b6afbb99a1c44b4076f8e15fb7311405941b306Douglas Gregor FirstQualifierFoundInScope(FirstQualifierFoundInScope), 17383b6afbb99a1c44b4076f8e15fb7311405941b306Douglas Gregor Member(Member), MemberLoc(MemberLoc) { } 17391eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 1740865d447ac6a4721ab58e898d014a21f2eff74b06John McCall static CXXDependentScopeMemberExpr * 17411eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump Create(ASTContext &C, 1742aa81e1658d87b9011125c632aa902d154ae4b02cJohn McCall Expr *Base, QualType BaseType, bool IsArrow, 17433b6afbb99a1c44b4076f8e15fb7311405941b306Douglas Gregor SourceLocation OperatorLoc, 17443b6afbb99a1c44b4076f8e15fb7311405941b306Douglas Gregor NestedNameSpecifier *Qualifier, 17453b6afbb99a1c44b4076f8e15fb7311405941b306Douglas Gregor SourceRange QualifierRange, 17463b6afbb99a1c44b4076f8e15fb7311405941b306Douglas Gregor NamedDecl *FirstQualifierFoundInScope, 17473b6afbb99a1c44b4076f8e15fb7311405941b306Douglas Gregor DeclarationName Member, 17483b6afbb99a1c44b4076f8e15fb7311405941b306Douglas Gregor SourceLocation MemberLoc, 1749d5532b6cfff2977e0c59fa6ead7f7973984a620dJohn McCall const TemplateArgumentListInfo *TemplateArgs); 17501eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 1751aa81e1658d87b9011125c632aa902d154ae4b02cJohn McCall /// \brief True if this is an implicit access, i.e. one in which the 1752aa81e1658d87b9011125c632aa902d154ae4b02cJohn McCall /// member being accessed was not written in the source. The source 1753aa81e1658d87b9011125c632aa902d154ae4b02cJohn McCall /// location of the operator is invalid in this case. 1754aa81e1658d87b9011125c632aa902d154ae4b02cJohn McCall bool isImplicitAccess() const { return Base == 0; } 1755aa81e1658d87b9011125c632aa902d154ae4b02cJohn McCall 17561c0ca59416999129d0439c2661d137ef38e86209Douglas Gregor /// \brief Retrieve the base object of this member expressions, 17571c0ca59416999129d0439c2661d137ef38e86209Douglas Gregor /// e.g., the \c x in \c x.m. 1758aa81e1658d87b9011125c632aa902d154ae4b02cJohn McCall Expr *getBase() const { 1759aa81e1658d87b9011125c632aa902d154ae4b02cJohn McCall assert(!isImplicitAccess()); 1760aa81e1658d87b9011125c632aa902d154ae4b02cJohn McCall return cast<Expr>(Base); 1761aa81e1658d87b9011125c632aa902d154ae4b02cJohn McCall } 17621c0ca59416999129d0439c2661d137ef38e86209Douglas Gregor void setBase(Expr *E) { Base = E; } 17631c0ca59416999129d0439c2661d137ef38e86209Douglas Gregor 1764aa81e1658d87b9011125c632aa902d154ae4b02cJohn McCall QualType getBaseType() const { return BaseType; } 1765aa81e1658d87b9011125c632aa902d154ae4b02cJohn McCall 17661c0ca59416999129d0439c2661d137ef38e86209Douglas Gregor /// \brief Determine whether this member expression used the '->' 17671c0ca59416999129d0439c2661d137ef38e86209Douglas Gregor /// operator; otherwise, it used the '.' operator. 17681c0ca59416999129d0439c2661d137ef38e86209Douglas Gregor bool isArrow() const { return IsArrow; } 17691c0ca59416999129d0439c2661d137ef38e86209Douglas Gregor void setArrow(bool A) { IsArrow = A; } 17701c0ca59416999129d0439c2661d137ef38e86209Douglas Gregor 17711c0ca59416999129d0439c2661d137ef38e86209Douglas Gregor /// \brief Retrieve the location of the '->' or '.' operator. 17721c0ca59416999129d0439c2661d137ef38e86209Douglas Gregor SourceLocation getOperatorLoc() const { return OperatorLoc; } 17731c0ca59416999129d0439c2661d137ef38e86209Douglas Gregor void setOperatorLoc(SourceLocation L) { OperatorLoc = L; } 17741c0ca59416999129d0439c2661d137ef38e86209Douglas Gregor 1775a38c687ef5354678b9d76a7b29354159f2b83736Douglas Gregor /// \brief Retrieve the nested-name-specifier that qualifies the member 1776a38c687ef5354678b9d76a7b29354159f2b83736Douglas Gregor /// name. 1777a38c687ef5354678b9d76a7b29354159f2b83736Douglas Gregor NestedNameSpecifier *getQualifier() const { return Qualifier; } 17781eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 1779a38c687ef5354678b9d76a7b29354159f2b83736Douglas Gregor /// \brief Retrieve the source range covering the nested-name-specifier 1780a38c687ef5354678b9d76a7b29354159f2b83736Douglas Gregor /// that qualifies the member name. 1781a38c687ef5354678b9d76a7b29354159f2b83736Douglas Gregor SourceRange getQualifierRange() const { return QualifierRange; } 17821eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 1783c68afe2cbe7f875a9243c411077602fb5f5dc74bDouglas Gregor /// \brief Retrieve the first part of the nested-name-specifier that was 1784c68afe2cbe7f875a9243c411077602fb5f5dc74bDouglas Gregor /// found in the scope of the member access expression when the member access 1785c68afe2cbe7f875a9243c411077602fb5f5dc74bDouglas Gregor /// was initially parsed. 1786c68afe2cbe7f875a9243c411077602fb5f5dc74bDouglas Gregor /// 1787c68afe2cbe7f875a9243c411077602fb5f5dc74bDouglas Gregor /// This function only returns a useful result when member access expression 17881eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump /// uses a qualified member name, e.g., "x.Base::f". Here, the declaration 17891eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump /// returned by this function describes what was found by unqualified name 1790c68afe2cbe7f875a9243c411077602fb5f5dc74bDouglas Gregor /// lookup for the identifier "Base" within the scope of the member access 1791c68afe2cbe7f875a9243c411077602fb5f5dc74bDouglas Gregor /// expression itself. At template instantiation time, this information is 1792c68afe2cbe7f875a9243c411077602fb5f5dc74bDouglas Gregor /// combined with the results of name lookup into the type of the object 1793c68afe2cbe7f875a9243c411077602fb5f5dc74bDouglas Gregor /// expression itself (the class type of x). 17941eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump NamedDecl *getFirstQualifierFoundInScope() const { 1795c68afe2cbe7f875a9243c411077602fb5f5dc74bDouglas Gregor return FirstQualifierFoundInScope; 1796c68afe2cbe7f875a9243c411077602fb5f5dc74bDouglas Gregor } 17971eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 17981c0ca59416999129d0439c2661d137ef38e86209Douglas Gregor /// \brief Retrieve the name of the member that this expression 17991c0ca59416999129d0439c2661d137ef38e86209Douglas Gregor /// refers to. 18001c0ca59416999129d0439c2661d137ef38e86209Douglas Gregor DeclarationName getMember() const { return Member; } 18011c0ca59416999129d0439c2661d137ef38e86209Douglas Gregor void setMember(DeclarationName N) { Member = N; } 18021c0ca59416999129d0439c2661d137ef38e86209Douglas Gregor 18031c0ca59416999129d0439c2661d137ef38e86209Douglas Gregor // \brief Retrieve the location of the name of the member that this 18041c0ca59416999129d0439c2661d137ef38e86209Douglas Gregor // expression refers to. 18051c0ca59416999129d0439c2661d137ef38e86209Douglas Gregor SourceLocation getMemberLoc() const { return MemberLoc; } 18061c0ca59416999129d0439c2661d137ef38e86209Douglas Gregor void setMemberLoc(SourceLocation L) { MemberLoc = L; } 18071c0ca59416999129d0439c2661d137ef38e86209Douglas Gregor 18083b6afbb99a1c44b4076f8e15fb7311405941b306Douglas Gregor /// \brief Determines whether this member expression actually had a C++ 18093b6afbb99a1c44b4076f8e15fb7311405941b306Douglas Gregor /// template argument list explicitly specified, e.g., x.f<int>. 1810aa81e1658d87b9011125c632aa902d154ae4b02cJohn McCall bool hasExplicitTemplateArgs() const { 1811aa81e1658d87b9011125c632aa902d154ae4b02cJohn McCall return HasExplicitTemplateArgs; 18123b6afbb99a1c44b4076f8e15fb7311405941b306Douglas Gregor } 18131eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 1814d5532b6cfff2977e0c59fa6ead7f7973984a620dJohn McCall /// \brief Copies the template arguments (if present) into the given 1815d5532b6cfff2977e0c59fa6ead7f7973984a620dJohn McCall /// structure. 1816d5532b6cfff2977e0c59fa6ead7f7973984a620dJohn McCall void copyTemplateArgumentsInto(TemplateArgumentListInfo &List) const { 1817aa81e1658d87b9011125c632aa902d154ae4b02cJohn McCall assert(HasExplicitTemplateArgs); 1818aa81e1658d87b9011125c632aa902d154ae4b02cJohn McCall getExplicitTemplateArgumentList()->copyInto(List); 1819d5532b6cfff2977e0c59fa6ead7f7973984a620dJohn McCall } 1820d5532b6cfff2977e0c59fa6ead7f7973984a620dJohn McCall 18211eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump /// \brief Retrieve the location of the left angle bracket following the 18223b6afbb99a1c44b4076f8e15fb7311405941b306Douglas Gregor /// member name ('<'), if any. 18231eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump SourceLocation getLAngleLoc() const { 1824aa81e1658d87b9011125c632aa902d154ae4b02cJohn McCall assert(HasExplicitTemplateArgs); 18253b6afbb99a1c44b4076f8e15fb7311405941b306Douglas Gregor return getExplicitTemplateArgumentList()->LAngleLoc; 18263b6afbb99a1c44b4076f8e15fb7311405941b306Douglas Gregor } 18271eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 18283b6afbb99a1c44b4076f8e15fb7311405941b306Douglas Gregor /// \brief Retrieve the template arguments provided as part of this 18293b6afbb99a1c44b4076f8e15fb7311405941b306Douglas Gregor /// template-id. 1830833ca991c1bfc967f0995974ca86f66ba1f666b5John McCall const TemplateArgumentLoc *getTemplateArgs() const { 1831aa81e1658d87b9011125c632aa902d154ae4b02cJohn McCall assert(HasExplicitTemplateArgs); 18323b6afbb99a1c44b4076f8e15fb7311405941b306Douglas Gregor return getExplicitTemplateArgumentList()->getTemplateArgs(); 18333b6afbb99a1c44b4076f8e15fb7311405941b306Douglas Gregor } 18341eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 18353b6afbb99a1c44b4076f8e15fb7311405941b306Douglas Gregor /// \brief Retrieve the number of template arguments provided as part of this 18363b6afbb99a1c44b4076f8e15fb7311405941b306Douglas Gregor /// template-id. 18371eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump unsigned getNumTemplateArgs() const { 1838aa81e1658d87b9011125c632aa902d154ae4b02cJohn McCall assert(HasExplicitTemplateArgs); 18393b6afbb99a1c44b4076f8e15fb7311405941b306Douglas Gregor return getExplicitTemplateArgumentList()->NumTemplateArgs; 18403b6afbb99a1c44b4076f8e15fb7311405941b306Douglas Gregor } 18411eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 18421eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump /// \brief Retrieve the location of the right angle bracket following the 18433b6afbb99a1c44b4076f8e15fb7311405941b306Douglas Gregor /// template arguments ('>'). 18441eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump SourceLocation getRAngleLoc() const { 1845aa81e1658d87b9011125c632aa902d154ae4b02cJohn McCall assert(HasExplicitTemplateArgs); 18463b6afbb99a1c44b4076f8e15fb7311405941b306Douglas Gregor return getExplicitTemplateArgumentList()->RAngleLoc; 18473b6afbb99a1c44b4076f8e15fb7311405941b306Douglas Gregor } 18481eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 18491c0ca59416999129d0439c2661d137ef38e86209Douglas Gregor virtual SourceRange getSourceRange() const { 1850aa81e1658d87b9011125c632aa902d154ae4b02cJohn McCall SourceRange Range; 1851aa81e1658d87b9011125c632aa902d154ae4b02cJohn McCall if (!isImplicitAccess()) 1852aa81e1658d87b9011125c632aa902d154ae4b02cJohn McCall Range.setBegin(Base->getSourceRange().getBegin()); 1853aa81e1658d87b9011125c632aa902d154ae4b02cJohn McCall else if (getQualifier()) 1854aa81e1658d87b9011125c632aa902d154ae4b02cJohn McCall Range.setBegin(getQualifierRange().getBegin()); 1855aa81e1658d87b9011125c632aa902d154ae4b02cJohn McCall else 1856aa81e1658d87b9011125c632aa902d154ae4b02cJohn McCall Range.setBegin(MemberLoc); 18571eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 1858aa81e1658d87b9011125c632aa902d154ae4b02cJohn McCall if (hasExplicitTemplateArgs()) 1859aa81e1658d87b9011125c632aa902d154ae4b02cJohn McCall Range.setEnd(getRAngleLoc()); 1860aa81e1658d87b9011125c632aa902d154ae4b02cJohn McCall else 1861aa81e1658d87b9011125c632aa902d154ae4b02cJohn McCall Range.setEnd(MemberLoc); 1862aa81e1658d87b9011125c632aa902d154ae4b02cJohn McCall return Range; 18631c0ca59416999129d0439c2661d137ef38e86209Douglas Gregor } 18641eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 18651eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump static bool classof(const Stmt *T) { 1866865d447ac6a4721ab58e898d014a21f2eff74b06John McCall return T->getStmtClass() == CXXDependentScopeMemberExprClass; 18671c0ca59416999129d0439c2661d137ef38e86209Douglas Gregor } 1868865d447ac6a4721ab58e898d014a21f2eff74b06John McCall static bool classof(const CXXDependentScopeMemberExpr *) { return true; } 18691c0ca59416999129d0439c2661d137ef38e86209Douglas Gregor 18701c0ca59416999129d0439c2661d137ef38e86209Douglas Gregor // Iterators 18711c0ca59416999129d0439c2661d137ef38e86209Douglas Gregor virtual child_iterator child_begin(); 18721c0ca59416999129d0439c2661d137ef38e86209Douglas Gregor virtual child_iterator child_end(); 18731c0ca59416999129d0439c2661d137ef38e86209Douglas Gregor}; 18741c0ca59416999129d0439c2661d137ef38e86209Douglas Gregor 1875129e2df52ed7e0434b3f1cf1867fd6a5cb083ff6John McCall/// \brief Represents a C++ member access expression for which lookup 1876aa81e1658d87b9011125c632aa902d154ae4b02cJohn McCall/// produced a set of overloaded functions. 1877aa81e1658d87b9011125c632aa902d154ae4b02cJohn McCall/// 1878aa81e1658d87b9011125c632aa902d154ae4b02cJohn McCall/// The member access may be explicit or implicit: 1879aa81e1658d87b9011125c632aa902d154ae4b02cJohn McCall/// struct A { 1880aa81e1658d87b9011125c632aa902d154ae4b02cJohn McCall/// int a, b; 1881aa81e1658d87b9011125c632aa902d154ae4b02cJohn McCall/// int explicitAccess() { return this->a + this->A::b; } 1882aa81e1658d87b9011125c632aa902d154ae4b02cJohn McCall/// int implicitAccess() { return a + A::b; } 1883aa81e1658d87b9011125c632aa902d154ae4b02cJohn McCall/// }; 1884aa81e1658d87b9011125c632aa902d154ae4b02cJohn McCall/// 1885aa81e1658d87b9011125c632aa902d154ae4b02cJohn McCall/// In the final AST, an explicit access always becomes a MemberExpr. 1886aa81e1658d87b9011125c632aa902d154ae4b02cJohn McCall/// An implicit access may become either a MemberExpr or a 1887aa81e1658d87b9011125c632aa902d154ae4b02cJohn McCall/// DeclRefExpr, depending on whether the member is static. 18887bb12da2b0749eeebb21854c77877736969e59f2John McCallclass UnresolvedMemberExpr : public OverloadExpr { 1889129e2df52ed7e0434b3f1cf1867fd6a5cb083ff6John McCall /// \brief Whether this member expression used the '->' operator or 1890129e2df52ed7e0434b3f1cf1867fd6a5cb083ff6John McCall /// the '.' operator. 1891129e2df52ed7e0434b3f1cf1867fd6a5cb083ff6John McCall bool IsArrow : 1; 1892129e2df52ed7e0434b3f1cf1867fd6a5cb083ff6John McCall 1893129e2df52ed7e0434b3f1cf1867fd6a5cb083ff6John McCall /// \brief Whether the lookup results contain an unresolved using 1894129e2df52ed7e0434b3f1cf1867fd6a5cb083ff6John McCall /// declaration. 1895129e2df52ed7e0434b3f1cf1867fd6a5cb083ff6John McCall bool HasUnresolvedUsing : 1; 1896129e2df52ed7e0434b3f1cf1867fd6a5cb083ff6John McCall 18977bb12da2b0749eeebb21854c77877736969e59f2John McCall /// \brief The expression for the base pointer or class reference, 18987bb12da2b0749eeebb21854c77877736969e59f2John McCall /// e.g., the \c x in x.f. This can be null if this is an 'unbased' 18997bb12da2b0749eeebb21854c77877736969e59f2John McCall /// member expression 19007bb12da2b0749eeebb21854c77877736969e59f2John McCall Stmt *Base; 19017bb12da2b0749eeebb21854c77877736969e59f2John McCall 19027bb12da2b0749eeebb21854c77877736969e59f2John McCall /// \brief The type of the base expression; never null. 19037bb12da2b0749eeebb21854c77877736969e59f2John McCall QualType BaseType; 1904129e2df52ed7e0434b3f1cf1867fd6a5cb083ff6John McCall 1905129e2df52ed7e0434b3f1cf1867fd6a5cb083ff6John McCall /// \brief The location of the '->' or '.' operator. 1906129e2df52ed7e0434b3f1cf1867fd6a5cb083ff6John McCall SourceLocation OperatorLoc; 1907129e2df52ed7e0434b3f1cf1867fd6a5cb083ff6John McCall 1908129e2df52ed7e0434b3f1cf1867fd6a5cb083ff6John McCall UnresolvedMemberExpr(QualType T, bool Dependent, 1909129e2df52ed7e0434b3f1cf1867fd6a5cb083ff6John McCall bool HasUnresolvedUsing, 1910aa81e1658d87b9011125c632aa902d154ae4b02cJohn McCall Expr *Base, QualType BaseType, bool IsArrow, 1911129e2df52ed7e0434b3f1cf1867fd6a5cb083ff6John McCall SourceLocation OperatorLoc, 1912129e2df52ed7e0434b3f1cf1867fd6a5cb083ff6John McCall NestedNameSpecifier *Qualifier, 1913129e2df52ed7e0434b3f1cf1867fd6a5cb083ff6John McCall SourceRange QualifierRange, 1914129e2df52ed7e0434b3f1cf1867fd6a5cb083ff6John McCall DeclarationName Member, 1915129e2df52ed7e0434b3f1cf1867fd6a5cb083ff6John McCall SourceLocation MemberLoc, 1916129e2df52ed7e0434b3f1cf1867fd6a5cb083ff6John McCall const TemplateArgumentListInfo *TemplateArgs); 1917129e2df52ed7e0434b3f1cf1867fd6a5cb083ff6John McCall 1918129e2df52ed7e0434b3f1cf1867fd6a5cb083ff6John McCallpublic: 1919129e2df52ed7e0434b3f1cf1867fd6a5cb083ff6John McCall static UnresolvedMemberExpr * 1920129e2df52ed7e0434b3f1cf1867fd6a5cb083ff6John McCall Create(ASTContext &C, bool Dependent, bool HasUnresolvedUsing, 1921aa81e1658d87b9011125c632aa902d154ae4b02cJohn McCall Expr *Base, QualType BaseType, bool IsArrow, 1922129e2df52ed7e0434b3f1cf1867fd6a5cb083ff6John McCall SourceLocation OperatorLoc, 1923129e2df52ed7e0434b3f1cf1867fd6a5cb083ff6John McCall NestedNameSpecifier *Qualifier, 1924129e2df52ed7e0434b3f1cf1867fd6a5cb083ff6John McCall SourceRange QualifierRange, 1925129e2df52ed7e0434b3f1cf1867fd6a5cb083ff6John McCall DeclarationName Member, 1926129e2df52ed7e0434b3f1cf1867fd6a5cb083ff6John McCall SourceLocation MemberLoc, 1927129e2df52ed7e0434b3f1cf1867fd6a5cb083ff6John McCall const TemplateArgumentListInfo *TemplateArgs); 1928129e2df52ed7e0434b3f1cf1867fd6a5cb083ff6John McCall 1929aa81e1658d87b9011125c632aa902d154ae4b02cJohn McCall /// \brief True if this is an implicit access, i.e. one in which the 1930aa81e1658d87b9011125c632aa902d154ae4b02cJohn McCall /// member being accessed was not written in the source. The source 1931aa81e1658d87b9011125c632aa902d154ae4b02cJohn McCall /// location of the operator is invalid in this case. 1932aa81e1658d87b9011125c632aa902d154ae4b02cJohn McCall bool isImplicitAccess() const { return Base == 0; } 1933aa81e1658d87b9011125c632aa902d154ae4b02cJohn McCall 1934129e2df52ed7e0434b3f1cf1867fd6a5cb083ff6John McCall /// \brief Retrieve the base object of this member expressions, 1935129e2df52ed7e0434b3f1cf1867fd6a5cb083ff6John McCall /// e.g., the \c x in \c x.m. 1936aa81e1658d87b9011125c632aa902d154ae4b02cJohn McCall Expr *getBase() { 1937aa81e1658d87b9011125c632aa902d154ae4b02cJohn McCall assert(!isImplicitAccess()); 1938aa81e1658d87b9011125c632aa902d154ae4b02cJohn McCall return cast<Expr>(Base); 1939aa81e1658d87b9011125c632aa902d154ae4b02cJohn McCall } 19402f27bf854f0519810b34afd209089cc75536b757John McCall const Expr *getBase() const { 19412f27bf854f0519810b34afd209089cc75536b757John McCall assert(!isImplicitAccess()); 19422f27bf854f0519810b34afd209089cc75536b757John McCall return cast<Expr>(Base); 19432f27bf854f0519810b34afd209089cc75536b757John McCall } 1944129e2df52ed7e0434b3f1cf1867fd6a5cb083ff6John McCall void setBase(Expr *E) { Base = E; } 1945129e2df52ed7e0434b3f1cf1867fd6a5cb083ff6John McCall 1946aa81e1658d87b9011125c632aa902d154ae4b02cJohn McCall QualType getBaseType() const { return BaseType; } 1947aa81e1658d87b9011125c632aa902d154ae4b02cJohn McCall 1948129e2df52ed7e0434b3f1cf1867fd6a5cb083ff6John McCall /// \brief Determine whether this member expression used the '->' 1949129e2df52ed7e0434b3f1cf1867fd6a5cb083ff6John McCall /// operator; otherwise, it used the '.' operator. 1950129e2df52ed7e0434b3f1cf1867fd6a5cb083ff6John McCall bool isArrow() const { return IsArrow; } 1951129e2df52ed7e0434b3f1cf1867fd6a5cb083ff6John McCall void setArrow(bool A) { IsArrow = A; } 1952129e2df52ed7e0434b3f1cf1867fd6a5cb083ff6John McCall 1953129e2df52ed7e0434b3f1cf1867fd6a5cb083ff6John McCall /// \brief Retrieve the location of the '->' or '.' operator. 1954129e2df52ed7e0434b3f1cf1867fd6a5cb083ff6John McCall SourceLocation getOperatorLoc() const { return OperatorLoc; } 1955129e2df52ed7e0434b3f1cf1867fd6a5cb083ff6John McCall void setOperatorLoc(SourceLocation L) { OperatorLoc = L; } 1956129e2df52ed7e0434b3f1cf1867fd6a5cb083ff6John McCall 1957c373d48502ca7683ab55385f5bd624d778eb288dJohn McCall /// \brief Retrieves the naming class of this lookup. 1958c373d48502ca7683ab55385f5bd624d778eb288dJohn McCall CXXRecordDecl *getNamingClass() const; 1959c373d48502ca7683ab55385f5bd624d778eb288dJohn McCall 1960129e2df52ed7e0434b3f1cf1867fd6a5cb083ff6John McCall /// \brief Retrieve the name of the member that this expression 1961129e2df52ed7e0434b3f1cf1867fd6a5cb083ff6John McCall /// refers to. 19627bb12da2b0749eeebb21854c77877736969e59f2John McCall DeclarationName getMemberName() const { return getName(); } 19637bb12da2b0749eeebb21854c77877736969e59f2John McCall void setMemberName(DeclarationName N) { setName(N); } 1964129e2df52ed7e0434b3f1cf1867fd6a5cb083ff6John McCall 1965129e2df52ed7e0434b3f1cf1867fd6a5cb083ff6John McCall // \brief Retrieve the location of the name of the member that this 1966129e2df52ed7e0434b3f1cf1867fd6a5cb083ff6John McCall // expression refers to. 19677bb12da2b0749eeebb21854c77877736969e59f2John McCall SourceLocation getMemberLoc() const { return getNameLoc(); } 19687bb12da2b0749eeebb21854c77877736969e59f2John McCall void setMemberLoc(SourceLocation L) { setNameLoc(L); } 1969129e2df52ed7e0434b3f1cf1867fd6a5cb083ff6John McCall 19707bb12da2b0749eeebb21854c77877736969e59f2John McCall /// \brief Retrieve the explicit template argument list that followed the 19717bb12da2b0749eeebb21854c77877736969e59f2John McCall /// member template name. 19727bb12da2b0749eeebb21854c77877736969e59f2John McCall ExplicitTemplateArgumentList &getExplicitTemplateArgs() { 19737bb12da2b0749eeebb21854c77877736969e59f2John McCall assert(hasExplicitTemplateArgs()); 19747bb12da2b0749eeebb21854c77877736969e59f2John McCall return *reinterpret_cast<ExplicitTemplateArgumentList *>(this + 1); 19757bb12da2b0749eeebb21854c77877736969e59f2John McCall } 19767bb12da2b0749eeebb21854c77877736969e59f2John McCall 19777bb12da2b0749eeebb21854c77877736969e59f2John McCall /// \brief Retrieve the explicit template argument list that followed the 19787bb12da2b0749eeebb21854c77877736969e59f2John McCall /// member template name, if any. 19797bb12da2b0749eeebb21854c77877736969e59f2John McCall const ExplicitTemplateArgumentList &getExplicitTemplateArgs() const { 19807bb12da2b0749eeebb21854c77877736969e59f2John McCall assert(hasExplicitTemplateArgs()); 19817bb12da2b0749eeebb21854c77877736969e59f2John McCall return *reinterpret_cast<const ExplicitTemplateArgumentList *>(this + 1); 1982129e2df52ed7e0434b3f1cf1867fd6a5cb083ff6John McCall } 1983129e2df52ed7e0434b3f1cf1867fd6a5cb083ff6John McCall 1984129e2df52ed7e0434b3f1cf1867fd6a5cb083ff6John McCall /// \brief Copies the template arguments into the given structure. 1985129e2df52ed7e0434b3f1cf1867fd6a5cb083ff6John McCall void copyTemplateArgumentsInto(TemplateArgumentListInfo &List) const { 19867bb12da2b0749eeebb21854c77877736969e59f2John McCall getExplicitTemplateArgs().copyInto(List); 1987129e2df52ed7e0434b3f1cf1867fd6a5cb083ff6John McCall } 1988129e2df52ed7e0434b3f1cf1867fd6a5cb083ff6John McCall 1989129e2df52ed7e0434b3f1cf1867fd6a5cb083ff6John McCall /// \brief Retrieve the location of the left angle bracket following 1990129e2df52ed7e0434b3f1cf1867fd6a5cb083ff6John McCall /// the member name ('<'). 1991129e2df52ed7e0434b3f1cf1867fd6a5cb083ff6John McCall SourceLocation getLAngleLoc() const { 19927bb12da2b0749eeebb21854c77877736969e59f2John McCall return getExplicitTemplateArgs().LAngleLoc; 1993129e2df52ed7e0434b3f1cf1867fd6a5cb083ff6John McCall } 1994129e2df52ed7e0434b3f1cf1867fd6a5cb083ff6John McCall 1995129e2df52ed7e0434b3f1cf1867fd6a5cb083ff6John McCall /// \brief Retrieve the template arguments provided as part of this 1996129e2df52ed7e0434b3f1cf1867fd6a5cb083ff6John McCall /// template-id. 1997129e2df52ed7e0434b3f1cf1867fd6a5cb083ff6John McCall const TemplateArgumentLoc *getTemplateArgs() const { 19987bb12da2b0749eeebb21854c77877736969e59f2John McCall return getExplicitTemplateArgs().getTemplateArgs(); 1999129e2df52ed7e0434b3f1cf1867fd6a5cb083ff6John McCall } 2000129e2df52ed7e0434b3f1cf1867fd6a5cb083ff6John McCall 2001129e2df52ed7e0434b3f1cf1867fd6a5cb083ff6John McCall /// \brief Retrieve the number of template arguments provided as 2002129e2df52ed7e0434b3f1cf1867fd6a5cb083ff6John McCall /// part of this template-id. 2003129e2df52ed7e0434b3f1cf1867fd6a5cb083ff6John McCall unsigned getNumTemplateArgs() const { 20047bb12da2b0749eeebb21854c77877736969e59f2John McCall return getExplicitTemplateArgs().NumTemplateArgs; 2005129e2df52ed7e0434b3f1cf1867fd6a5cb083ff6John McCall } 2006129e2df52ed7e0434b3f1cf1867fd6a5cb083ff6John McCall 2007129e2df52ed7e0434b3f1cf1867fd6a5cb083ff6John McCall /// \brief Retrieve the location of the right angle bracket 2008129e2df52ed7e0434b3f1cf1867fd6a5cb083ff6John McCall /// following the template arguments ('>'). 2009129e2df52ed7e0434b3f1cf1867fd6a5cb083ff6John McCall SourceLocation getRAngleLoc() const { 20107bb12da2b0749eeebb21854c77877736969e59f2John McCall return getExplicitTemplateArgs().RAngleLoc; 2011129e2df52ed7e0434b3f1cf1867fd6a5cb083ff6John McCall } 2012129e2df52ed7e0434b3f1cf1867fd6a5cb083ff6John McCall 2013129e2df52ed7e0434b3f1cf1867fd6a5cb083ff6John McCall virtual SourceRange getSourceRange() const { 2014aa81e1658d87b9011125c632aa902d154ae4b02cJohn McCall SourceRange Range; 2015aa81e1658d87b9011125c632aa902d154ae4b02cJohn McCall if (!isImplicitAccess()) 2016aa81e1658d87b9011125c632aa902d154ae4b02cJohn McCall Range.setBegin(Base->getSourceRange().getBegin()); 2017aa81e1658d87b9011125c632aa902d154ae4b02cJohn McCall else if (getQualifier()) 2018aa81e1658d87b9011125c632aa902d154ae4b02cJohn McCall Range.setBegin(getQualifierRange().getBegin()); 2019aa81e1658d87b9011125c632aa902d154ae4b02cJohn McCall else 20207bb12da2b0749eeebb21854c77877736969e59f2John McCall Range.setBegin(getMemberLoc()); 2021aa81e1658d87b9011125c632aa902d154ae4b02cJohn McCall 2022129e2df52ed7e0434b3f1cf1867fd6a5cb083ff6John McCall if (hasExplicitTemplateArgs()) 2023129e2df52ed7e0434b3f1cf1867fd6a5cb083ff6John McCall Range.setEnd(getRAngleLoc()); 2024129e2df52ed7e0434b3f1cf1867fd6a5cb083ff6John McCall else 20257bb12da2b0749eeebb21854c77877736969e59f2John McCall Range.setEnd(getMemberLoc()); 2026129e2df52ed7e0434b3f1cf1867fd6a5cb083ff6John McCall return Range; 2027129e2df52ed7e0434b3f1cf1867fd6a5cb083ff6John McCall } 2028129e2df52ed7e0434b3f1cf1867fd6a5cb083ff6John McCall 2029129e2df52ed7e0434b3f1cf1867fd6a5cb083ff6John McCall static bool classof(const Stmt *T) { 2030129e2df52ed7e0434b3f1cf1867fd6a5cb083ff6John McCall return T->getStmtClass() == UnresolvedMemberExprClass; 2031129e2df52ed7e0434b3f1cf1867fd6a5cb083ff6John McCall } 2032129e2df52ed7e0434b3f1cf1867fd6a5cb083ff6John McCall static bool classof(const UnresolvedMemberExpr *) { return true; } 2033129e2df52ed7e0434b3f1cf1867fd6a5cb083ff6John McCall 2034129e2df52ed7e0434b3f1cf1867fd6a5cb083ff6John McCall // Iterators 2035129e2df52ed7e0434b3f1cf1867fd6a5cb083ff6John McCall virtual child_iterator child_begin(); 2036129e2df52ed7e0434b3f1cf1867fd6a5cb083ff6John McCall virtual child_iterator child_end(); 2037129e2df52ed7e0434b3f1cf1867fd6a5cb083ff6John McCall}; 2038129e2df52ed7e0434b3f1cf1867fd6a5cb083ff6John McCall 20397bb12da2b0749eeebb21854c77877736969e59f2John McCallinline ExplicitTemplateArgumentList &OverloadExpr::getExplicitTemplateArgs() { 20407bb12da2b0749eeebb21854c77877736969e59f2John McCall if (isa<UnresolvedLookupExpr>(this)) 20417bb12da2b0749eeebb21854c77877736969e59f2John McCall return cast<UnresolvedLookupExpr>(this)->getExplicitTemplateArgs(); 20427bb12da2b0749eeebb21854c77877736969e59f2John McCall else 20437bb12da2b0749eeebb21854c77877736969e59f2John McCall return cast<UnresolvedMemberExpr>(this)->getExplicitTemplateArgs(); 20447bb12da2b0749eeebb21854c77877736969e59f2John McCall} 20457bb12da2b0749eeebb21854c77877736969e59f2John McCall 20465f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer} // end namespace clang 20475f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer 20485f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer#endif 2049