ExprCXX.h revision 2f27bf854f0519810b34afd209089cc75536b757
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 2441060aff23f72135f8b50034a1e80f16725ebc56cTed Kremenek bool getValue() const { return Value; } 2455f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer 2461060aff23f72135f8b50034a1e80f16725ebc56cTed Kremenek virtual SourceRange getSourceRange() const { return SourceRange(Loc); } 2471eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 2481eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump static bool classof(const Stmt *T) { 2491060aff23f72135f8b50034a1e80f16725ebc56cTed Kremenek return T->getStmtClass() == CXXBoolLiteralExprClass; 2501060aff23f72135f8b50034a1e80f16725ebc56cTed Kremenek } 2511060aff23f72135f8b50034a1e80f16725ebc56cTed Kremenek static bool classof(const CXXBoolLiteralExpr *) { return true; } 2521eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 2531060aff23f72135f8b50034a1e80f16725ebc56cTed Kremenek // Iterators 2541060aff23f72135f8b50034a1e80f16725ebc56cTed Kremenek virtual child_iterator child_begin(); 2551060aff23f72135f8b50034a1e80f16725ebc56cTed Kremenek virtual child_iterator child_end(); 2561060aff23f72135f8b50034a1e80f16725ebc56cTed Kremenek}; 2571060aff23f72135f8b50034a1e80f16725ebc56cTed Kremenek 2586e8ed16ffef02b82995a90bdcf10ffff7d63839aSebastian Redl/// CXXNullPtrLiteralExpr - [C++0x 2.14.7] C++ Pointer Literal 2596e8ed16ffef02b82995a90bdcf10ffff7d63839aSebastian Redlclass CXXNullPtrLiteralExpr : public Expr { 2606e8ed16ffef02b82995a90bdcf10ffff7d63839aSebastian Redl SourceLocation Loc; 2616e8ed16ffef02b82995a90bdcf10ffff7d63839aSebastian Redlpublic: 2626e8ed16ffef02b82995a90bdcf10ffff7d63839aSebastian Redl CXXNullPtrLiteralExpr(QualType Ty, SourceLocation l) : 2632333f7727f97018d6742e1e0938133bcfad967abEli Friedman Expr(CXXNullPtrLiteralExprClass, Ty, false, false), Loc(l) {} 2646e8ed16ffef02b82995a90bdcf10ffff7d63839aSebastian Redl 2656e8ed16ffef02b82995a90bdcf10ffff7d63839aSebastian Redl virtual SourceRange getSourceRange() const { return SourceRange(Loc); } 2666e8ed16ffef02b82995a90bdcf10ffff7d63839aSebastian Redl 2676e8ed16ffef02b82995a90bdcf10ffff7d63839aSebastian Redl static bool classof(const Stmt *T) { 2686e8ed16ffef02b82995a90bdcf10ffff7d63839aSebastian Redl return T->getStmtClass() == CXXNullPtrLiteralExprClass; 2696e8ed16ffef02b82995a90bdcf10ffff7d63839aSebastian Redl } 2706e8ed16ffef02b82995a90bdcf10ffff7d63839aSebastian Redl static bool classof(const CXXNullPtrLiteralExpr *) { return true; } 2716e8ed16ffef02b82995a90bdcf10ffff7d63839aSebastian Redl 2726e8ed16ffef02b82995a90bdcf10ffff7d63839aSebastian Redl virtual child_iterator child_begin(); 2736e8ed16ffef02b82995a90bdcf10ffff7d63839aSebastian Redl virtual child_iterator child_end(); 2746e8ed16ffef02b82995a90bdcf10ffff7d63839aSebastian Redl}; 2756e8ed16ffef02b82995a90bdcf10ffff7d63839aSebastian Redl 276c42e1183846228a7fa5143ad76507d6d60f5c6f3Sebastian Redl/// CXXTypeidExpr - A C++ @c typeid expression (C++ [expr.typeid]), which gets 277c42e1183846228a7fa5143ad76507d6d60f5c6f3Sebastian Redl/// the type_info that corresponds to the supplied type, or the (possibly 278c42e1183846228a7fa5143ad76507d6d60f5c6f3Sebastian Redl/// dynamic) type of the supplied expression. 279c42e1183846228a7fa5143ad76507d6d60f5c6f3Sebastian Redl/// 280c42e1183846228a7fa5143ad76507d6d60f5c6f3Sebastian Redl/// This represents code like @c typeid(int) or @c typeid(*objPtr) 281c42e1183846228a7fa5143ad76507d6d60f5c6f3Sebastian Redlclass CXXTypeidExpr : public Expr { 282c42e1183846228a7fa5143ad76507d6d60f5c6f3Sebastian Redlprivate: 283c42e1183846228a7fa5143ad76507d6d60f5c6f3Sebastian Redl bool isTypeOp : 1; 284d457589fc69dc7a9c80cd74d317c0b81a35a27c9Sebastian Redl union { 285d457589fc69dc7a9c80cd74d317c0b81a35a27c9Sebastian Redl void *Ty; 286d457589fc69dc7a9c80cd74d317c0b81a35a27c9Sebastian Redl Stmt *Ex; 287d457589fc69dc7a9c80cd74d317c0b81a35a27c9Sebastian Redl } Operand; 288c42e1183846228a7fa5143ad76507d6d60f5c6f3Sebastian Redl SourceRange Range; 289c42e1183846228a7fa5143ad76507d6d60f5c6f3Sebastian Redl 290c42e1183846228a7fa5143ad76507d6d60f5c6f3Sebastian Redlpublic: 291c42e1183846228a7fa5143ad76507d6d60f5c6f3Sebastian Redl CXXTypeidExpr(bool isTypeOp, void *op, QualType Ty, const SourceRange r) : 2922850784bda09416fc7e9d57f5baa36c9351c757cSebastian Redl Expr(CXXTypeidExprClass, Ty, 2932850784bda09416fc7e9d57f5baa36c9351c757cSebastian Redl // typeid is never type-dependent (C++ [temp.dep.expr]p4) 2942850784bda09416fc7e9d57f5baa36c9351c757cSebastian Redl false, 2952850784bda09416fc7e9d57f5baa36c9351c757cSebastian Redl // typeid is value-dependent if the type or expression are dependent 2962850784bda09416fc7e9d57f5baa36c9351c757cSebastian Redl (isTypeOp ? QualType::getFromOpaquePtr(op)->isDependentType() 2972850784bda09416fc7e9d57f5baa36c9351c757cSebastian Redl : static_cast<Expr*>(op)->isValueDependent())), 2982850784bda09416fc7e9d57f5baa36c9351c757cSebastian Redl isTypeOp(isTypeOp), Range(r) { 299d457589fc69dc7a9c80cd74d317c0b81a35a27c9Sebastian Redl if (isTypeOp) 300d457589fc69dc7a9c80cd74d317c0b81a35a27c9Sebastian Redl Operand.Ty = op; 301d457589fc69dc7a9c80cd74d317c0b81a35a27c9Sebastian Redl else 302d457589fc69dc7a9c80cd74d317c0b81a35a27c9Sebastian Redl // op was an Expr*, so cast it back to that to be safe 3032850784bda09416fc7e9d57f5baa36c9351c757cSebastian Redl Operand.Ex = static_cast<Expr*>(op); 304d457589fc69dc7a9c80cd74d317c0b81a35a27c9Sebastian Redl } 305c42e1183846228a7fa5143ad76507d6d60f5c6f3Sebastian Redl 306c42e1183846228a7fa5143ad76507d6d60f5c6f3Sebastian Redl bool isTypeOperand() const { return isTypeOp; } 307c42e1183846228a7fa5143ad76507d6d60f5c6f3Sebastian Redl QualType getTypeOperand() const { 308c42e1183846228a7fa5143ad76507d6d60f5c6f3Sebastian Redl assert(isTypeOperand() && "Cannot call getTypeOperand for typeid(expr)"); 309d457589fc69dc7a9c80cd74d317c0b81a35a27c9Sebastian Redl return QualType::getFromOpaquePtr(Operand.Ty); 310c42e1183846228a7fa5143ad76507d6d60f5c6f3Sebastian Redl } 311c42e1183846228a7fa5143ad76507d6d60f5c6f3Sebastian Redl Expr* getExprOperand() const { 312c42e1183846228a7fa5143ad76507d6d60f5c6f3Sebastian Redl assert(!isTypeOperand() && "Cannot call getExprOperand for typeid(type)"); 313d457589fc69dc7a9c80cd74d317c0b81a35a27c9Sebastian Redl return static_cast<Expr*>(Operand.Ex); 314c42e1183846228a7fa5143ad76507d6d60f5c6f3Sebastian Redl } 315c42e1183846228a7fa5143ad76507d6d60f5c6f3Sebastian Redl 316c42e1183846228a7fa5143ad76507d6d60f5c6f3Sebastian Redl virtual SourceRange getSourceRange() const { 317c42e1183846228a7fa5143ad76507d6d60f5c6f3Sebastian Redl return Range; 318c42e1183846228a7fa5143ad76507d6d60f5c6f3Sebastian Redl } 319c42e1183846228a7fa5143ad76507d6d60f5c6f3Sebastian Redl static bool classof(const Stmt *T) { 320c42e1183846228a7fa5143ad76507d6d60f5c6f3Sebastian Redl return T->getStmtClass() == CXXTypeidExprClass; 321c42e1183846228a7fa5143ad76507d6d60f5c6f3Sebastian Redl } 322c42e1183846228a7fa5143ad76507d6d60f5c6f3Sebastian Redl static bool classof(const CXXTypeidExpr *) { return true; } 323c42e1183846228a7fa5143ad76507d6d60f5c6f3Sebastian Redl 324c42e1183846228a7fa5143ad76507d6d60f5c6f3Sebastian Redl // Iterators 325c42e1183846228a7fa5143ad76507d6d60f5c6f3Sebastian Redl virtual child_iterator child_begin(); 326c42e1183846228a7fa5143ad76507d6d60f5c6f3Sebastian Redl virtual child_iterator child_end(); 327c42e1183846228a7fa5143ad76507d6d60f5c6f3Sebastian Redl}; 328c42e1183846228a7fa5143ad76507d6d60f5c6f3Sebastian Redl 329796da18402f286b897782a298ae3b20c459c102eDouglas Gregor/// CXXThisExpr - Represents the "this" expression in C++, which is a 330796da18402f286b897782a298ae3b20c459c102eDouglas Gregor/// pointer to the object on which the current member function is 331796da18402f286b897782a298ae3b20c459c102eDouglas Gregor/// executing (C++ [expr.prim]p3). Example: 332796da18402f286b897782a298ae3b20c459c102eDouglas Gregor/// 333796da18402f286b897782a298ae3b20c459c102eDouglas Gregor/// @code 334796da18402f286b897782a298ae3b20c459c102eDouglas Gregor/// class Foo { 335796da18402f286b897782a298ae3b20c459c102eDouglas Gregor/// public: 336796da18402f286b897782a298ae3b20c459c102eDouglas Gregor/// void bar(); 337796da18402f286b897782a298ae3b20c459c102eDouglas Gregor/// void test() { this->bar(); } 338796da18402f286b897782a298ae3b20c459c102eDouglas Gregor/// }; 339796da18402f286b897782a298ae3b20c459c102eDouglas Gregor/// @endcode 340796da18402f286b897782a298ae3b20c459c102eDouglas Gregorclass CXXThisExpr : public Expr { 341796da18402f286b897782a298ae3b20c459c102eDouglas Gregor SourceLocation Loc; 342828a197317288e3333b0ce6f5cedadd036e3531fDouglas Gregor bool Implicit : 1; 343828a197317288e3333b0ce6f5cedadd036e3531fDouglas Gregor 344796da18402f286b897782a298ae3b20c459c102eDouglas Gregorpublic: 345828a197317288e3333b0ce6f5cedadd036e3531fDouglas Gregor CXXThisExpr(SourceLocation L, QualType Type, bool isImplicit) 3462850784bda09416fc7e9d57f5baa36c9351c757cSebastian Redl : Expr(CXXThisExprClass, Type, 3472850784bda09416fc7e9d57f5baa36c9351c757cSebastian Redl // 'this' is type-dependent if the class type of the enclosing 3482850784bda09416fc7e9d57f5baa36c9351c757cSebastian Redl // member function is dependent (C++ [temp.dep.expr]p2) 3492850784bda09416fc7e9d57f5baa36c9351c757cSebastian Redl Type->isDependentType(), Type->isDependentType()), 350828a197317288e3333b0ce6f5cedadd036e3531fDouglas Gregor Loc(L), Implicit(isImplicit) { } 351796da18402f286b897782a298ae3b20c459c102eDouglas Gregor 352796da18402f286b897782a298ae3b20c459c102eDouglas Gregor virtual SourceRange getSourceRange() const { return SourceRange(Loc); } 353796da18402f286b897782a298ae3b20c459c102eDouglas Gregor 354828a197317288e3333b0ce6f5cedadd036e3531fDouglas Gregor bool isImplicit() const { return Implicit; } 355828a197317288e3333b0ce6f5cedadd036e3531fDouglas Gregor void setImplicit(bool I) { Implicit = I; } 356828a197317288e3333b0ce6f5cedadd036e3531fDouglas Gregor 3571eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump static bool classof(const Stmt *T) { 358796da18402f286b897782a298ae3b20c459c102eDouglas Gregor return T->getStmtClass() == CXXThisExprClass; 359796da18402f286b897782a298ae3b20c459c102eDouglas Gregor } 360796da18402f286b897782a298ae3b20c459c102eDouglas Gregor static bool classof(const CXXThisExpr *) { return true; } 361796da18402f286b897782a298ae3b20c459c102eDouglas Gregor 362796da18402f286b897782a298ae3b20c459c102eDouglas Gregor // Iterators 363796da18402f286b897782a298ae3b20c459c102eDouglas Gregor virtual child_iterator child_begin(); 364796da18402f286b897782a298ae3b20c459c102eDouglas Gregor virtual child_iterator child_end(); 365796da18402f286b897782a298ae3b20c459c102eDouglas Gregor}; 366796da18402f286b897782a298ae3b20c459c102eDouglas Gregor 3671060aff23f72135f8b50034a1e80f16725ebc56cTed Kremenek/// CXXThrowExpr - [C++ 15] C++ Throw Expression. This handles 3681060aff23f72135f8b50034a1e80f16725ebc56cTed Kremenek/// 'throw' and 'throw' assignment-expression. When 3691060aff23f72135f8b50034a1e80f16725ebc56cTed Kremenek/// assignment-expression isn't present, Op will be null. 3701060aff23f72135f8b50034a1e80f16725ebc56cTed Kremenek/// 3711060aff23f72135f8b50034a1e80f16725ebc56cTed Kremenekclass CXXThrowExpr : public Expr { 3721060aff23f72135f8b50034a1e80f16725ebc56cTed Kremenek Stmt *Op; 3731060aff23f72135f8b50034a1e80f16725ebc56cTed Kremenek SourceLocation ThrowLoc; 3741060aff23f72135f8b50034a1e80f16725ebc56cTed Kremenekpublic: 3751060aff23f72135f8b50034a1e80f16725ebc56cTed Kremenek // Ty is the void type which is used as the result type of the 3761060aff23f72135f8b50034a1e80f16725ebc56cTed Kremenek // exepression. The l is the location of the throw keyword. expr 3771060aff23f72135f8b50034a1e80f16725ebc56cTed Kremenek // can by null, if the optional expression to throw isn't present. 3781060aff23f72135f8b50034a1e80f16725ebc56cTed Kremenek CXXThrowExpr(Expr *expr, QualType Ty, SourceLocation l) : 3792850784bda09416fc7e9d57f5baa36c9351c757cSebastian Redl Expr(CXXThrowExprClass, Ty, false, false), Op(expr), ThrowLoc(l) {} 3801060aff23f72135f8b50034a1e80f16725ebc56cTed Kremenek const Expr *getSubExpr() const { return cast_or_null<Expr>(Op); } 3811060aff23f72135f8b50034a1e80f16725ebc56cTed Kremenek Expr *getSubExpr() { return cast_or_null<Expr>(Op); } 38242e5b50f4dc897f252e0d476063a7f9846d96624Douglas Gregor void setSubExpr(Expr *E) { Op = E; } 38342e5b50f4dc897f252e0d476063a7f9846d96624Douglas Gregor 38442e5b50f4dc897f252e0d476063a7f9846d96624Douglas Gregor SourceLocation getThrowLoc() const { return ThrowLoc; } 38542e5b50f4dc897f252e0d476063a7f9846d96624Douglas Gregor void setThrowLoc(SourceLocation L) { ThrowLoc = L; } 3861060aff23f72135f8b50034a1e80f16725ebc56cTed Kremenek 3871060aff23f72135f8b50034a1e80f16725ebc56cTed Kremenek virtual SourceRange getSourceRange() const { 3881060aff23f72135f8b50034a1e80f16725ebc56cTed Kremenek if (getSubExpr() == 0) 3891060aff23f72135f8b50034a1e80f16725ebc56cTed Kremenek return SourceRange(ThrowLoc, ThrowLoc); 3901060aff23f72135f8b50034a1e80f16725ebc56cTed Kremenek return SourceRange(ThrowLoc, getSubExpr()->getSourceRange().getEnd()); 3911060aff23f72135f8b50034a1e80f16725ebc56cTed Kremenek } 3921060aff23f72135f8b50034a1e80f16725ebc56cTed Kremenek 3931060aff23f72135f8b50034a1e80f16725ebc56cTed Kremenek static bool classof(const Stmt *T) { 3941060aff23f72135f8b50034a1e80f16725ebc56cTed Kremenek return T->getStmtClass() == CXXThrowExprClass; 3951060aff23f72135f8b50034a1e80f16725ebc56cTed Kremenek } 3961060aff23f72135f8b50034a1e80f16725ebc56cTed Kremenek static bool classof(const CXXThrowExpr *) { return true; } 3971060aff23f72135f8b50034a1e80f16725ebc56cTed Kremenek 3981060aff23f72135f8b50034a1e80f16725ebc56cTed Kremenek // Iterators 3991060aff23f72135f8b50034a1e80f16725ebc56cTed Kremenek virtual child_iterator child_begin(); 4001060aff23f72135f8b50034a1e80f16725ebc56cTed Kremenek virtual child_iterator child_end(); 4011060aff23f72135f8b50034a1e80f16725ebc56cTed Kremenek}; 4021060aff23f72135f8b50034a1e80f16725ebc56cTed Kremenek 4031060aff23f72135f8b50034a1e80f16725ebc56cTed Kremenek/// CXXDefaultArgExpr - C++ [dcl.fct.default]. This wraps up a 4041060aff23f72135f8b50034a1e80f16725ebc56cTed Kremenek/// function call argument that was created from the corresponding 4051060aff23f72135f8b50034a1e80f16725ebc56cTed Kremenek/// parameter's default argument, when the call did not explicitly 4061060aff23f72135f8b50034a1e80f16725ebc56cTed Kremenek/// supply arguments for all of the parameters. 4071060aff23f72135f8b50034a1e80f16725ebc56cTed Kremenekclass CXXDefaultArgExpr : public Expr { 40865222e82d97af2120b3952d19cbd3cd923f4b43eDouglas Gregor /// \brief The parameter whose default is being used. 40965222e82d97af2120b3952d19cbd3cd923f4b43eDouglas Gregor /// 41065222e82d97af2120b3952d19cbd3cd923f4b43eDouglas Gregor /// When the bit is set, the subexpression is stored after the 41165222e82d97af2120b3952d19cbd3cd923f4b43eDouglas Gregor /// CXXDefaultArgExpr itself. When the bit is clear, the parameter's 41265222e82d97af2120b3952d19cbd3cd923f4b43eDouglas Gregor /// actual default expression is the subexpression. 41365222e82d97af2120b3952d19cbd3cd923f4b43eDouglas Gregor llvm::PointerIntPair<ParmVarDecl *, 1, bool> Param; 4141eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 415036aed18662e0193aafe0e8ae13d2e57efe6df25Douglas Gregor /// \brief The location where the default argument expression was used. 416036aed18662e0193aafe0e8ae13d2e57efe6df25Douglas Gregor SourceLocation Loc; 417036aed18662e0193aafe0e8ae13d2e57efe6df25Douglas Gregor 418f1480eee38b59d15438fb7bc50865ac7c7e22403Anders Carlssonprotected: 419036aed18662e0193aafe0e8ae13d2e57efe6df25Douglas Gregor CXXDefaultArgExpr(StmtClass SC, SourceLocation Loc, ParmVarDecl *param) 42065222e82d97af2120b3952d19cbd3cd923f4b43eDouglas Gregor : Expr(SC, 42165222e82d97af2120b3952d19cbd3cd923f4b43eDouglas Gregor param->hasUnparsedDefaultArg() 42265222e82d97af2120b3952d19cbd3cd923f4b43eDouglas Gregor ? param->getType().getNonReferenceType() 4232333f7727f97018d6742e1e0938133bcfad967abEli Friedman : param->getDefaultArg()->getType(), 4242333f7727f97018d6742e1e0938133bcfad967abEli Friedman false, false), 425036aed18662e0193aafe0e8ae13d2e57efe6df25Douglas Gregor Param(param, false), Loc(Loc) { } 42665222e82d97af2120b3952d19cbd3cd923f4b43eDouglas Gregor 427036aed18662e0193aafe0e8ae13d2e57efe6df25Douglas Gregor CXXDefaultArgExpr(StmtClass SC, SourceLocation Loc, ParmVarDecl *param, 428036aed18662e0193aafe0e8ae13d2e57efe6df25Douglas Gregor Expr *SubExpr) 4292333f7727f97018d6742e1e0938133bcfad967abEli Friedman : Expr(SC, SubExpr->getType(), false, false), Param(param, true), Loc(Loc) 43065222e82d97af2120b3952d19cbd3cd923f4b43eDouglas Gregor { 43165222e82d97af2120b3952d19cbd3cd923f4b43eDouglas Gregor *reinterpret_cast<Expr **>(this + 1) = SubExpr; 43265222e82d97af2120b3952d19cbd3cd923f4b43eDouglas Gregor } 43365222e82d97af2120b3952d19cbd3cd923f4b43eDouglas Gregor 43465222e82d97af2120b3952d19cbd3cd923f4b43eDouglas Gregorprotected: 43565222e82d97af2120b3952d19cbd3cd923f4b43eDouglas Gregor virtual void DoDestroy(ASTContext &C); 43665222e82d97af2120b3952d19cbd3cd923f4b43eDouglas Gregor 4371060aff23f72135f8b50034a1e80f16725ebc56cTed Kremenekpublic: 4381060aff23f72135f8b50034a1e80f16725ebc56cTed Kremenek // Param is the parameter whose default argument is used by this 4391060aff23f72135f8b50034a1e80f16725ebc56cTed Kremenek // expression. 440036aed18662e0193aafe0e8ae13d2e57efe6df25Douglas Gregor static CXXDefaultArgExpr *Create(ASTContext &C, SourceLocation Loc, 441036aed18662e0193aafe0e8ae13d2e57efe6df25Douglas Gregor ParmVarDecl *Param) { 442036aed18662e0193aafe0e8ae13d2e57efe6df25Douglas Gregor return new (C) CXXDefaultArgExpr(CXXDefaultArgExprClass, Loc, Param); 443f1480eee38b59d15438fb7bc50865ac7c7e22403Anders Carlsson } 4441060aff23f72135f8b50034a1e80f16725ebc56cTed Kremenek 44565222e82d97af2120b3952d19cbd3cd923f4b43eDouglas Gregor // Param is the parameter whose default argument is used by this 44665222e82d97af2120b3952d19cbd3cd923f4b43eDouglas Gregor // expression, and SubExpr is the expression that will actually be used. 447036aed18662e0193aafe0e8ae13d2e57efe6df25Douglas Gregor static CXXDefaultArgExpr *Create(ASTContext &C, 448036aed18662e0193aafe0e8ae13d2e57efe6df25Douglas Gregor SourceLocation Loc, 449036aed18662e0193aafe0e8ae13d2e57efe6df25Douglas Gregor ParmVarDecl *Param, 45065222e82d97af2120b3952d19cbd3cd923f4b43eDouglas Gregor Expr *SubExpr); 45165222e82d97af2120b3952d19cbd3cd923f4b43eDouglas Gregor 4521060aff23f72135f8b50034a1e80f16725ebc56cTed Kremenek // Retrieve the parameter that the argument was created from. 45365222e82d97af2120b3952d19cbd3cd923f4b43eDouglas Gregor const ParmVarDecl *getParam() const { return Param.getPointer(); } 45465222e82d97af2120b3952d19cbd3cd923f4b43eDouglas Gregor ParmVarDecl *getParam() { return Param.getPointer(); } 4551060aff23f72135f8b50034a1e80f16725ebc56cTed Kremenek 4561060aff23f72135f8b50034a1e80f16725ebc56cTed Kremenek // Retrieve the actual argument to the function call. 45765222e82d97af2120b3952d19cbd3cd923f4b43eDouglas Gregor const Expr *getExpr() const { 45865222e82d97af2120b3952d19cbd3cd923f4b43eDouglas Gregor if (Param.getInt()) 45965222e82d97af2120b3952d19cbd3cd923f4b43eDouglas Gregor return *reinterpret_cast<Expr const * const*> (this + 1); 46065222e82d97af2120b3952d19cbd3cd923f4b43eDouglas Gregor return getParam()->getDefaultArg(); 46165222e82d97af2120b3952d19cbd3cd923f4b43eDouglas Gregor } 46265222e82d97af2120b3952d19cbd3cd923f4b43eDouglas Gregor Expr *getExpr() { 46365222e82d97af2120b3952d19cbd3cd923f4b43eDouglas Gregor if (Param.getInt()) 46465222e82d97af2120b3952d19cbd3cd923f4b43eDouglas Gregor return *reinterpret_cast<Expr **> (this + 1); 46565222e82d97af2120b3952d19cbd3cd923f4b43eDouglas Gregor return getParam()->getDefaultArg(); 46665222e82d97af2120b3952d19cbd3cd923f4b43eDouglas Gregor } 4671060aff23f72135f8b50034a1e80f16725ebc56cTed Kremenek 468036aed18662e0193aafe0e8ae13d2e57efe6df25Douglas Gregor /// \brief Retrieve the location where this default argument was actually 469036aed18662e0193aafe0e8ae13d2e57efe6df25Douglas Gregor /// used. 470036aed18662e0193aafe0e8ae13d2e57efe6df25Douglas Gregor SourceLocation getUsedLocation() const { return Loc; } 471036aed18662e0193aafe0e8ae13d2e57efe6df25Douglas Gregor 4721060aff23f72135f8b50034a1e80f16725ebc56cTed Kremenek virtual SourceRange getSourceRange() const { 4731060aff23f72135f8b50034a1e80f16725ebc56cTed Kremenek // Default argument expressions have no representation in the 4741060aff23f72135f8b50034a1e80f16725ebc56cTed Kremenek // source, so they have an empty source range. 4751060aff23f72135f8b50034a1e80f16725ebc56cTed Kremenek return SourceRange(); 4761060aff23f72135f8b50034a1e80f16725ebc56cTed Kremenek } 4771060aff23f72135f8b50034a1e80f16725ebc56cTed Kremenek 4781060aff23f72135f8b50034a1e80f16725ebc56cTed Kremenek static bool classof(const Stmt *T) { 4791060aff23f72135f8b50034a1e80f16725ebc56cTed Kremenek return T->getStmtClass() == CXXDefaultArgExprClass; 4801060aff23f72135f8b50034a1e80f16725ebc56cTed Kremenek } 4811060aff23f72135f8b50034a1e80f16725ebc56cTed Kremenek static bool classof(const CXXDefaultArgExpr *) { return true; } 4821060aff23f72135f8b50034a1e80f16725ebc56cTed Kremenek 4831060aff23f72135f8b50034a1e80f16725ebc56cTed Kremenek // Iterators 4841060aff23f72135f8b50034a1e80f16725ebc56cTed Kremenek virtual child_iterator child_begin(); 4851060aff23f72135f8b50034a1e80f16725ebc56cTed Kremenek virtual child_iterator child_end(); 4861060aff23f72135f8b50034a1e80f16725ebc56cTed Kremenek}; 487987a14bf5883ef6e5d07f1c83eb6d41a8212a78cArgyrios Kyrtzidis 488c1ce477119fed070299668aab24084b17ff5f14bAnders Carlsson/// CXXTemporary - Represents a C++ temporary. 489c1ce477119fed070299668aab24084b17ff5f14bAnders Carlssonclass CXXTemporary { 490c1ce477119fed070299668aab24084b17ff5f14bAnders Carlsson /// Destructor - The destructor that needs to be called. 491b859f35459ae3e1188d1e1b86df08d649695fd86Anders Carlsson const CXXDestructorDecl *Destructor; 4921eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 493b859f35459ae3e1188d1e1b86df08d649695fd86Anders Carlsson CXXTemporary(const CXXDestructorDecl *destructor) 494c1ce477119fed070299668aab24084b17ff5f14bAnders Carlsson : Destructor(destructor) { } 49588eaf075c56672761b72cc50957db4a35bf24ebdAnders Carlsson ~CXXTemporary() { } 496c1ce477119fed070299668aab24084b17ff5f14bAnders Carlsson 497c1ce477119fed070299668aab24084b17ff5f14bAnders Carlssonpublic: 4981eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump static CXXTemporary *Create(ASTContext &C, 499b859f35459ae3e1188d1e1b86df08d649695fd86Anders Carlsson const CXXDestructorDecl *Destructor); 5001eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 50142602bb40aefcc2751d4078ba88aacf4d965c9bdDouglas Gregor void Destroy(ASTContext &Ctx); 5021eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 503f0721fe438d7e40c168e5d664970e7830bc138fbAnders Carlsson const CXXDestructorDecl *getDestructor() const { return Destructor; } 504c1ce477119fed070299668aab24084b17ff5f14bAnders Carlsson}; 505fceb0a8adba9d25db99a4d73e9655c2831a96ecdAnders Carlsson 5061eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump/// CXXBindTemporaryExpr - Represents binding an expression to a temporary, 507fceb0a8adba9d25db99a4d73e9655c2831a96ecdAnders Carlsson/// so its destructor can be called later. 508fceb0a8adba9d25db99a4d73e9655c2831a96ecdAnders Carlssonclass CXXBindTemporaryExpr : public Expr { 509fceb0a8adba9d25db99a4d73e9655c2831a96ecdAnders Carlsson CXXTemporary *Temp; 5101eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 511fceb0a8adba9d25db99a4d73e9655c2831a96ecdAnders Carlsson Stmt *SubExpr; 512fceb0a8adba9d25db99a4d73e9655c2831a96ecdAnders Carlsson 5131eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump CXXBindTemporaryExpr(CXXTemporary *temp, Expr* subexpr) 5142333f7727f97018d6742e1e0938133bcfad967abEli Friedman : Expr(CXXBindTemporaryExprClass, subexpr->getType(), false, false), 5152333f7727f97018d6742e1e0938133bcfad967abEli Friedman Temp(temp), SubExpr(subexpr) { } 5161eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump ~CXXBindTemporaryExpr() { } 51788eaf075c56672761b72cc50957db4a35bf24ebdAnders Carlsson 51842602bb40aefcc2751d4078ba88aacf4d965c9bdDouglas Gregorprotected: 51942602bb40aefcc2751d4078ba88aacf4d965c9bdDouglas Gregor virtual void DoDestroy(ASTContext &C); 52042602bb40aefcc2751d4078ba88aacf4d965c9bdDouglas Gregor 521fceb0a8adba9d25db99a4d73e9655c2831a96ecdAnders Carlssonpublic: 5221eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump static CXXBindTemporaryExpr *Create(ASTContext &C, CXXTemporary *Temp, 523fceb0a8adba9d25db99a4d73e9655c2831a96ecdAnders Carlsson Expr* SubExpr); 5241eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 52588eaf075c56672761b72cc50957db4a35bf24ebdAnders Carlsson CXXTemporary *getTemporary() { return Temp; } 526f0721fe438d7e40c168e5d664970e7830bc138fbAnders Carlsson const CXXTemporary *getTemporary() const { return Temp; } 527f0721fe438d7e40c168e5d664970e7830bc138fbAnders Carlsson 528fceb0a8adba9d25db99a4d73e9655c2831a96ecdAnders Carlsson const Expr *getSubExpr() const { return cast<Expr>(SubExpr); } 529fceb0a8adba9d25db99a4d73e9655c2831a96ecdAnders Carlsson Expr *getSubExpr() { return cast<Expr>(SubExpr); } 53088eaf075c56672761b72cc50957db4a35bf24ebdAnders Carlsson void setSubExpr(Expr *E) { SubExpr = E; } 531fceb0a8adba9d25db99a4d73e9655c2831a96ecdAnders Carlsson 53296be6917e1c4ba1f4435a14c9e7c6c139571d086Douglas Gregor virtual SourceRange getSourceRange() const { 53396be6917e1c4ba1f4435a14c9e7c6c139571d086Douglas Gregor return SubExpr->getSourceRange(); 53496be6917e1c4ba1f4435a14c9e7c6c139571d086Douglas Gregor } 535fceb0a8adba9d25db99a4d73e9655c2831a96ecdAnders Carlsson 536fceb0a8adba9d25db99a4d73e9655c2831a96ecdAnders Carlsson // Implement isa/cast/dyncast/etc. 537fceb0a8adba9d25db99a4d73e9655c2831a96ecdAnders Carlsson static bool classof(const Stmt *T) { 538fceb0a8adba9d25db99a4d73e9655c2831a96ecdAnders Carlsson return T->getStmtClass() == CXXBindTemporaryExprClass; 539fceb0a8adba9d25db99a4d73e9655c2831a96ecdAnders Carlsson } 540fceb0a8adba9d25db99a4d73e9655c2831a96ecdAnders Carlsson static bool classof(const CXXBindTemporaryExpr *) { return true; } 541fceb0a8adba9d25db99a4d73e9655c2831a96ecdAnders Carlsson 542fceb0a8adba9d25db99a4d73e9655c2831a96ecdAnders Carlsson // Iterators 543fceb0a8adba9d25db99a4d73e9655c2831a96ecdAnders Carlsson virtual child_iterator child_begin(); 544fceb0a8adba9d25db99a4d73e9655c2831a96ecdAnders Carlsson virtual child_iterator child_end(); 545fceb0a8adba9d25db99a4d73e9655c2831a96ecdAnders Carlsson}; 546fceb0a8adba9d25db99a4d73e9655c2831a96ecdAnders Carlsson 547eb60edffa147e061278c436e513b0df9b4c4e7f6Anders Carlsson/// CXXBindReferenceExpr - Represents binding an expression to a reference. 548eb60edffa147e061278c436e513b0df9b4c4e7f6Anders Carlsson/// In the example: 549eb60edffa147e061278c436e513b0df9b4c4e7f6Anders Carlsson/// 550eb60edffa147e061278c436e513b0df9b4c4e7f6Anders Carlsson/// const int &i = 10; 551eb60edffa147e061278c436e513b0df9b4c4e7f6Anders Carlsson/// 552eb60edffa147e061278c436e513b0df9b4c4e7f6Anders Carlsson/// a bind reference expression is inserted to indicate that 10 is bound to 553eb60edffa147e061278c436e513b0df9b4c4e7f6Anders Carlsson/// a reference. (Ans also that a temporary needs to be created to hold the 554eb60edffa147e061278c436e513b0df9b4c4e7f6Anders Carlsson/// value). 555eb60edffa147e061278c436e513b0df9b4c4e7f6Anders Carlssonclass CXXBindReferenceExpr : public Expr { 556eb60edffa147e061278c436e513b0df9b4c4e7f6Anders Carlsson // SubExpr - The expression being bound. 557eb60edffa147e061278c436e513b0df9b4c4e7f6Anders Carlsson Stmt *SubExpr; 558eb60edffa147e061278c436e513b0df9b4c4e7f6Anders Carlsson 559eb60edffa147e061278c436e513b0df9b4c4e7f6Anders Carlsson // ExtendsLifetime - Whether binding this reference extends the lifetime of 560eb60edffa147e061278c436e513b0df9b4c4e7f6Anders Carlsson // the expression being bound. FIXME: Add C++ reference. 561eb60edffa147e061278c436e513b0df9b4c4e7f6Anders Carlsson bool ExtendsLifetime; 562eb60edffa147e061278c436e513b0df9b4c4e7f6Anders Carlsson 563eb60edffa147e061278c436e513b0df9b4c4e7f6Anders Carlsson /// RequiresTemporaryCopy - Whether binding the subexpression requires a 564eb60edffa147e061278c436e513b0df9b4c4e7f6Anders Carlsson /// temporary copy. 565eb60edffa147e061278c436e513b0df9b4c4e7f6Anders Carlsson bool RequiresTemporaryCopy; 566eb60edffa147e061278c436e513b0df9b4c4e7f6Anders Carlsson 567eb60edffa147e061278c436e513b0df9b4c4e7f6Anders Carlsson CXXBindReferenceExpr(Expr *subexpr, bool ExtendsLifetime, 568eb60edffa147e061278c436e513b0df9b4c4e7f6Anders Carlsson bool RequiresTemporaryCopy) 569eb60edffa147e061278c436e513b0df9b4c4e7f6Anders Carlsson : Expr(CXXBindReferenceExprClass, subexpr->getType(), false, false), 570eb60edffa147e061278c436e513b0df9b4c4e7f6Anders Carlsson SubExpr(subexpr), ExtendsLifetime(ExtendsLifetime), 571eb60edffa147e061278c436e513b0df9b4c4e7f6Anders Carlsson RequiresTemporaryCopy(RequiresTemporaryCopy) { } 572eb60edffa147e061278c436e513b0df9b4c4e7f6Anders Carlsson ~CXXBindReferenceExpr() { } 573eb60edffa147e061278c436e513b0df9b4c4e7f6Anders Carlsson 574eb60edffa147e061278c436e513b0df9b4c4e7f6Anders Carlssonprotected: 575eb60edffa147e061278c436e513b0df9b4c4e7f6Anders Carlsson virtual void DoDestroy(ASTContext &C); 576eb60edffa147e061278c436e513b0df9b4c4e7f6Anders Carlsson 577eb60edffa147e061278c436e513b0df9b4c4e7f6Anders Carlssonpublic: 578eb60edffa147e061278c436e513b0df9b4c4e7f6Anders Carlsson static CXXBindReferenceExpr *Create(ASTContext &C, Expr *SubExpr, 579eb60edffa147e061278c436e513b0df9b4c4e7f6Anders Carlsson bool ExtendsLifetime, 580eb60edffa147e061278c436e513b0df9b4c4e7f6Anders Carlsson bool RequiresTemporaryCopy); 581eb60edffa147e061278c436e513b0df9b4c4e7f6Anders Carlsson 582eb60edffa147e061278c436e513b0df9b4c4e7f6Anders Carlsson const Expr *getSubExpr() const { return cast<Expr>(SubExpr); } 583eb60edffa147e061278c436e513b0df9b4c4e7f6Anders Carlsson Expr *getSubExpr() { return cast<Expr>(SubExpr); } 584eb60edffa147e061278c436e513b0df9b4c4e7f6Anders Carlsson void setSubExpr(Expr *E) { SubExpr = E; } 585eb60edffa147e061278c436e513b0df9b4c4e7f6Anders Carlsson 586eb60edffa147e061278c436e513b0df9b4c4e7f6Anders Carlsson virtual SourceRange getSourceRange() const { 587eb60edffa147e061278c436e513b0df9b4c4e7f6Anders Carlsson return SubExpr->getSourceRange(); 588eb60edffa147e061278c436e513b0df9b4c4e7f6Anders Carlsson } 589eb60edffa147e061278c436e513b0df9b4c4e7f6Anders Carlsson 5904e1c181e2bb378dad55dd25c18611e3a0fb6c22aAnders Carlsson /// requiresTemporaryCopy - Whether binding the subexpression requires a 5914e1c181e2bb378dad55dd25c18611e3a0fb6c22aAnders Carlsson /// temporary copy. 5924e1c181e2bb378dad55dd25c18611e3a0fb6c22aAnders Carlsson bool requiresTemporaryCopy() const { return RequiresTemporaryCopy; } 5934e1c181e2bb378dad55dd25c18611e3a0fb6c22aAnders Carlsson 5944e1c181e2bb378dad55dd25c18611e3a0fb6c22aAnders Carlsson // extendsLifetime - Whether binding this reference extends the lifetime of 5954e1c181e2bb378dad55dd25c18611e3a0fb6c22aAnders Carlsson // the expression being bound. FIXME: Add C++ reference. 5964e1c181e2bb378dad55dd25c18611e3a0fb6c22aAnders Carlsson bool extendsLifetime() { return ExtendsLifetime; } 5974e1c181e2bb378dad55dd25c18611e3a0fb6c22aAnders Carlsson 598eb60edffa147e061278c436e513b0df9b4c4e7f6Anders Carlsson // Implement isa/cast/dyncast/etc. 599eb60edffa147e061278c436e513b0df9b4c4e7f6Anders Carlsson static bool classof(const Stmt *T) { 600eb60edffa147e061278c436e513b0df9b4c4e7f6Anders Carlsson return T->getStmtClass() == CXXBindReferenceExprClass; 601eb60edffa147e061278c436e513b0df9b4c4e7f6Anders Carlsson } 602eb60edffa147e061278c436e513b0df9b4c4e7f6Anders Carlsson static bool classof(const CXXBindReferenceExpr *) { return true; } 603eb60edffa147e061278c436e513b0df9b4c4e7f6Anders Carlsson 604eb60edffa147e061278c436e513b0df9b4c4e7f6Anders Carlsson // Iterators 605eb60edffa147e061278c436e513b0df9b4c4e7f6Anders Carlsson virtual child_iterator child_begin(); 606eb60edffa147e061278c436e513b0df9b4c4e7f6Anders Carlsson virtual child_iterator child_end(); 607eb60edffa147e061278c436e513b0df9b4c4e7f6Anders Carlsson}; 608eb60edffa147e061278c436e513b0df9b4c4e7f6Anders Carlsson 60915ef2b5820f9daccc44b9e847163b705b6f5863bAnders Carlsson/// CXXConstructExpr - Represents a call to a C++ constructor. 61015ef2b5820f9daccc44b9e847163b705b6f5863bAnders Carlssonclass CXXConstructExpr : public Expr { 61115ef2b5820f9daccc44b9e847163b705b6f5863bAnders Carlsson CXXConstructorDecl *Constructor; 61215ef2b5820f9daccc44b9e847163b705b6f5863bAnders Carlsson 61399a2e600f9e2e51d3ce10fb6f27191677ac65b2aDouglas Gregor SourceLocation Loc; 61416006c901315fa12a108b4e571f187f4b676e426Douglas Gregor bool Elidable : 1; 61516006c901315fa12a108b4e571f187f4b676e426Douglas Gregor bool ZeroInitialization : 1; 6169db7dbb918ca49f4ee6c181e4917e7b6ec547353Douglas Gregor bool BaseInitialization : 1; 61715ef2b5820f9daccc44b9e847163b705b6f5863bAnders Carlsson Stmt **Args; 61815ef2b5820f9daccc44b9e847163b705b6f5863bAnders Carlsson unsigned NumArgs; 6191eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 620bd6734e5f6432ce0cc07171c490ffaa094796198Anders Carlssonprotected: 6211eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump CXXConstructExpr(ASTContext &C, StmtClass SC, QualType T, 62299a2e600f9e2e51d3ce10fb6f27191677ac65b2aDouglas Gregor SourceLocation Loc, 623bd6734e5f6432ce0cc07171c490ffaa094796198Anders Carlsson CXXConstructorDecl *d, bool elidable, 62416006c901315fa12a108b4e571f187f4b676e426Douglas Gregor Expr **args, unsigned numargs, 6259db7dbb918ca49f4ee6c181e4917e7b6ec547353Douglas Gregor bool ZeroInitialization = false, 6269db7dbb918ca49f4ee6c181e4917e7b6ec547353Douglas Gregor bool BaseInitialization = false); 6271eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump ~CXXConstructExpr() { } 628bd6734e5f6432ce0cc07171c490ffaa094796198Anders Carlsson 62942602bb40aefcc2751d4078ba88aacf4d965c9bdDouglas Gregor virtual void DoDestroy(ASTContext &C); 63042602bb40aefcc2751d4078ba88aacf4d965c9bdDouglas Gregor 63115ef2b5820f9daccc44b9e847163b705b6f5863bAnders Carlssonpublic: 63239da0b8145eaec7da7004f9b3645c5c9f4f63b1dDouglas Gregor /// \brief Construct an empty C++ construction expression that will store 63339da0b8145eaec7da7004f9b3645c5c9f4f63b1dDouglas Gregor /// \p numargs arguments. 63439da0b8145eaec7da7004f9b3645c5c9f4f63b1dDouglas Gregor CXXConstructExpr(EmptyShell Empty, ASTContext &C, unsigned numargs); 63539da0b8145eaec7da7004f9b3645c5c9f4f63b1dDouglas Gregor 6368e587a15da6d3457a418239d5eb4146fcbd209f3Anders Carlsson static CXXConstructExpr *Create(ASTContext &C, QualType T, 63799a2e600f9e2e51d3ce10fb6f27191677ac65b2aDouglas Gregor SourceLocation Loc, 6381eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump CXXConstructorDecl *D, bool Elidable, 63916006c901315fa12a108b4e571f187f4b676e426Douglas Gregor Expr **Args, unsigned NumArgs, 6409db7dbb918ca49f4ee6c181e4917e7b6ec547353Douglas Gregor bool ZeroInitialization = false, 6419db7dbb918ca49f4ee6c181e4917e7b6ec547353Douglas Gregor bool BaseInitialization = false); 6421eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 6431eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 644d94546a0a1deef7286c13e49b9584621ae81cc9aDouglas Gregor CXXConstructorDecl* getConstructor() const { return Constructor; } 64539da0b8145eaec7da7004f9b3645c5c9f4f63b1dDouglas Gregor void setConstructor(CXXConstructorDecl *C) { Constructor = C; } 64639da0b8145eaec7da7004f9b3645c5c9f4f63b1dDouglas Gregor 64799a2e600f9e2e51d3ce10fb6f27191677ac65b2aDouglas Gregor SourceLocation getLocation() const { return Loc; } 64899a2e600f9e2e51d3ce10fb6f27191677ac65b2aDouglas Gregor void setLocation(SourceLocation Loc) { this->Loc = Loc; } 64999a2e600f9e2e51d3ce10fb6f27191677ac65b2aDouglas Gregor 650d94546a0a1deef7286c13e49b9584621ae81cc9aDouglas Gregor /// \brief Whether this construction is elidable. 651d94546a0a1deef7286c13e49b9584621ae81cc9aDouglas Gregor bool isElidable() const { return Elidable; } 65239da0b8145eaec7da7004f9b3645c5c9f4f63b1dDouglas Gregor void setElidable(bool E) { Elidable = E; } 65339da0b8145eaec7da7004f9b3645c5c9f4f63b1dDouglas Gregor 65416006c901315fa12a108b4e571f187f4b676e426Douglas Gregor /// \brief Whether this construction first requires 65516006c901315fa12a108b4e571f187f4b676e426Douglas Gregor /// zero-initialization before the initializer is called. 65616006c901315fa12a108b4e571f187f4b676e426Douglas Gregor bool requiresZeroInitialization() const { return ZeroInitialization; } 65716006c901315fa12a108b4e571f187f4b676e426Douglas Gregor void setRequiresZeroInitialization(bool ZeroInit) { 65816006c901315fa12a108b4e571f187f4b676e426Douglas Gregor ZeroInitialization = ZeroInit; 65916006c901315fa12a108b4e571f187f4b676e426Douglas Gregor } 66016006c901315fa12a108b4e571f187f4b676e426Douglas Gregor 6619db7dbb918ca49f4ee6c181e4917e7b6ec547353Douglas Gregor /// \brief Determines whether this constructor is actually constructing 6629db7dbb918ca49f4ee6c181e4917e7b6ec547353Douglas Gregor /// a base class (rather than a complete object). 6639db7dbb918ca49f4ee6c181e4917e7b6ec547353Douglas Gregor bool isBaseInitialization() const { return BaseInitialization; } 6649db7dbb918ca49f4ee6c181e4917e7b6ec547353Douglas Gregor void setBaseInitialization(bool BI) { BaseInitialization = BI; } 6659db7dbb918ca49f4ee6c181e4917e7b6ec547353Douglas Gregor 66615ef2b5820f9daccc44b9e847163b705b6f5863bAnders Carlsson typedef ExprIterator arg_iterator; 66715ef2b5820f9daccc44b9e847163b705b6f5863bAnders Carlsson typedef ConstExprIterator const_arg_iterator; 6681eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 66915ef2b5820f9daccc44b9e847163b705b6f5863bAnders Carlsson arg_iterator arg_begin() { return Args; } 67015ef2b5820f9daccc44b9e847163b705b6f5863bAnders Carlsson arg_iterator arg_end() { return Args + NumArgs; } 67115ef2b5820f9daccc44b9e847163b705b6f5863bAnders Carlsson const_arg_iterator arg_begin() const { return Args; } 67215ef2b5820f9daccc44b9e847163b705b6f5863bAnders Carlsson const_arg_iterator arg_end() const { return Args + NumArgs; } 67315ef2b5820f9daccc44b9e847163b705b6f5863bAnders Carlsson 674a88cfbfac9bbcbb9858f048d6d73a48711d8e93dDouglas Gregor Expr **getArgs() const { return reinterpret_cast<Expr **>(Args); } 67515ef2b5820f9daccc44b9e847163b705b6f5863bAnders Carlsson unsigned getNumArgs() const { return NumArgs; } 67615ef2b5820f9daccc44b9e847163b705b6f5863bAnders Carlsson 677bcb11d01c034f967503bd98f28bdf458c1ab8001Anders Carlsson /// getArg - Return the specified argument. 678bcb11d01c034f967503bd98f28bdf458c1ab8001Anders Carlsson Expr *getArg(unsigned Arg) { 679bcb11d01c034f967503bd98f28bdf458c1ab8001Anders Carlsson assert(Arg < NumArgs && "Arg access out of range!"); 680bcb11d01c034f967503bd98f28bdf458c1ab8001Anders Carlsson return cast<Expr>(Args[Arg]); 681bcb11d01c034f967503bd98f28bdf458c1ab8001Anders Carlsson } 682bcb11d01c034f967503bd98f28bdf458c1ab8001Anders Carlsson const Expr *getArg(unsigned Arg) const { 683bcb11d01c034f967503bd98f28bdf458c1ab8001Anders Carlsson assert(Arg < NumArgs && "Arg access out of range!"); 684bcb11d01c034f967503bd98f28bdf458c1ab8001Anders Carlsson return cast<Expr>(Args[Arg]); 685bcb11d01c034f967503bd98f28bdf458c1ab8001Anders Carlsson } 6861eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 6872eeed7bc4fd457ac57ff32ab3b02674588545f65Fariborz Jahanian /// setArg - Set the specified argument. 6882eeed7bc4fd457ac57ff32ab3b02674588545f65Fariborz Jahanian void setArg(unsigned Arg, Expr *ArgExpr) { 6892eeed7bc4fd457ac57ff32ab3b02674588545f65Fariborz Jahanian assert(Arg < NumArgs && "Arg access out of range!"); 6902eeed7bc4fd457ac57ff32ab3b02674588545f65Fariborz Jahanian Args[Arg] = ArgExpr; 6912eeed7bc4fd457ac57ff32ab3b02674588545f65Fariborz Jahanian } 6922eeed7bc4fd457ac57ff32ab3b02674588545f65Fariborz Jahanian 693e383768f7f5d45ca4af0b1c11cbf072de18bce98Ted Kremenek virtual SourceRange getSourceRange() const; 69415ef2b5820f9daccc44b9e847163b705b6f5863bAnders Carlsson 6951eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump static bool classof(const Stmt *T) { 696524fa13fd81e88533c7a1d4b1232c0de2c97dc7cAnders Carlsson return T->getStmtClass() == CXXConstructExprClass || 697524fa13fd81e88533c7a1d4b1232c0de2c97dc7cAnders Carlsson T->getStmtClass() == CXXTemporaryObjectExprClass; 69815ef2b5820f9daccc44b9e847163b705b6f5863bAnders Carlsson } 69915ef2b5820f9daccc44b9e847163b705b6f5863bAnders Carlsson static bool classof(const CXXConstructExpr *) { return true; } 7001eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 70115ef2b5820f9daccc44b9e847163b705b6f5863bAnders Carlsson // Iterators 70215ef2b5820f9daccc44b9e847163b705b6f5863bAnders Carlsson virtual child_iterator child_begin(); 70315ef2b5820f9daccc44b9e847163b705b6f5863bAnders Carlsson virtual child_iterator child_end(); 70415ef2b5820f9daccc44b9e847163b705b6f5863bAnders Carlsson}; 70515ef2b5820f9daccc44b9e847163b705b6f5863bAnders Carlsson 70649badde06e066d058d6c7fcf4e628a72999b65a9Douglas Gregor/// CXXFunctionalCastExpr - Represents an explicit C++ type conversion 70749badde06e066d058d6c7fcf4e628a72999b65a9Douglas Gregor/// that uses "functional" notion (C++ [expr.type.conv]). Example: @c 70849badde06e066d058d6c7fcf4e628a72999b65a9Douglas Gregor/// x = int(0.5); 70949badde06e066d058d6c7fcf4e628a72999b65a9Douglas Gregorclass CXXFunctionalCastExpr : public ExplicitCastExpr { 710987a14bf5883ef6e5d07f1c83eb6d41a8212a78cArgyrios Kyrtzidis SourceLocation TyBeginLoc; 711987a14bf5883ef6e5d07f1c83eb6d41a8212a78cArgyrios Kyrtzidis SourceLocation RParenLoc; 712987a14bf5883ef6e5d07f1c83eb6d41a8212a78cArgyrios Kyrtzidispublic: 7139d125033a9853f3b572a4c9e2f9e2d4e5e346973John McCall CXXFunctionalCastExpr(QualType ty, TypeSourceInfo *writtenTy, 7141eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump SourceLocation tyBeginLoc, CastKind kind, 7150aebc81e02397a5987aaa8e8c7acbdb01a31d7c3Anders Carlsson Expr *castExpr, SourceLocation rParenLoc) 7160aebc81e02397a5987aaa8e8c7acbdb01a31d7c3Anders Carlsson : ExplicitCastExpr(CXXFunctionalCastExprClass, ty, kind, castExpr, 7170aebc81e02397a5987aaa8e8c7acbdb01a31d7c3Anders Carlsson writtenTy), 7180aebc81e02397a5987aaa8e8c7acbdb01a31d7c3Anders Carlsson TyBeginLoc(tyBeginLoc), RParenLoc(rParenLoc) {} 7190aebc81e02397a5987aaa8e8c7acbdb01a31d7c3Anders Carlsson 720ce757a7a1ee905f87551996a69da3e95e8afeeb7Sam Weinig explicit CXXFunctionalCastExpr(EmptyShell Shell) 721ce757a7a1ee905f87551996a69da3e95e8afeeb7Sam Weinig : ExplicitCastExpr(CXXFunctionalCastExprClass, Shell) { } 722ce757a7a1ee905f87551996a69da3e95e8afeeb7Sam Weinig 723987a14bf5883ef6e5d07f1c83eb6d41a8212a78cArgyrios Kyrtzidis SourceLocation getTypeBeginLoc() const { return TyBeginLoc; } 724ce757a7a1ee905f87551996a69da3e95e8afeeb7Sam Weinig void setTypeBeginLoc(SourceLocation L) { TyBeginLoc = L; } 725987a14bf5883ef6e5d07f1c83eb6d41a8212a78cArgyrios Kyrtzidis SourceLocation getRParenLoc() const { return RParenLoc; } 726ce757a7a1ee905f87551996a69da3e95e8afeeb7Sam Weinig void setRParenLoc(SourceLocation L) { RParenLoc = L; } 7271eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 728987a14bf5883ef6e5d07f1c83eb6d41a8212a78cArgyrios Kyrtzidis virtual SourceRange getSourceRange() const { 729987a14bf5883ef6e5d07f1c83eb6d41a8212a78cArgyrios Kyrtzidis return SourceRange(TyBeginLoc, RParenLoc); 730987a14bf5883ef6e5d07f1c83eb6d41a8212a78cArgyrios Kyrtzidis } 7311eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump static bool classof(const Stmt *T) { 7321eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump return T->getStmtClass() == CXXFunctionalCastExprClass; 733987a14bf5883ef6e5d07f1c83eb6d41a8212a78cArgyrios Kyrtzidis } 734987a14bf5883ef6e5d07f1c83eb6d41a8212a78cArgyrios Kyrtzidis static bool classof(const CXXFunctionalCastExpr *) { return true; } 735987a14bf5883ef6e5d07f1c83eb6d41a8212a78cArgyrios Kyrtzidis}; 736987a14bf5883ef6e5d07f1c83eb6d41a8212a78cArgyrios Kyrtzidis 737506ae418eb171d072f2fb4f6bc46d258b52cbf97Douglas Gregor/// @brief Represents a C++ functional cast expression that builds a 738506ae418eb171d072f2fb4f6bc46d258b52cbf97Douglas Gregor/// temporary object. 739506ae418eb171d072f2fb4f6bc46d258b52cbf97Douglas Gregor/// 7401eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump/// This expression type represents a C++ "functional" cast 741506ae418eb171d072f2fb4f6bc46d258b52cbf97Douglas Gregor/// (C++[expr.type.conv]) with N != 1 arguments that invokes a 742506ae418eb171d072f2fb4f6bc46d258b52cbf97Douglas Gregor/// constructor to build a temporary object. If N == 0 but no 743506ae418eb171d072f2fb4f6bc46d258b52cbf97Douglas Gregor/// constructor will be called (because the functional cast is 744506ae418eb171d072f2fb4f6bc46d258b52cbf97Douglas Gregor/// performing a value-initialized an object whose class type has no 745506ae418eb171d072f2fb4f6bc46d258b52cbf97Douglas Gregor/// user-declared constructors), CXXZeroInitValueExpr will represent 746506ae418eb171d072f2fb4f6bc46d258b52cbf97Douglas Gregor/// the functional cast. Finally, with N == 1 arguments the functional 747506ae418eb171d072f2fb4f6bc46d258b52cbf97Douglas Gregor/// cast expression will be represented by CXXFunctionalCastExpr. 748506ae418eb171d072f2fb4f6bc46d258b52cbf97Douglas Gregor/// Example: 749506ae418eb171d072f2fb4f6bc46d258b52cbf97Douglas Gregor/// @code 750506ae418eb171d072f2fb4f6bc46d258b52cbf97Douglas Gregor/// struct X { X(int, float); } 751506ae418eb171d072f2fb4f6bc46d258b52cbf97Douglas Gregor/// 752506ae418eb171d072f2fb4f6bc46d258b52cbf97Douglas Gregor/// X create_X() { 753506ae418eb171d072f2fb4f6bc46d258b52cbf97Douglas Gregor/// return X(1, 3.14f); // creates a CXXTemporaryObjectExpr 754506ae418eb171d072f2fb4f6bc46d258b52cbf97Douglas Gregor/// }; 755506ae418eb171d072f2fb4f6bc46d258b52cbf97Douglas Gregor/// @endcode 756524fa13fd81e88533c7a1d4b1232c0de2c97dc7cAnders Carlssonclass CXXTemporaryObjectExpr : public CXXConstructExpr { 757506ae418eb171d072f2fb4f6bc46d258b52cbf97Douglas Gregor SourceLocation TyBeginLoc; 758506ae418eb171d072f2fb4f6bc46d258b52cbf97Douglas Gregor SourceLocation RParenLoc; 759506ae418eb171d072f2fb4f6bc46d258b52cbf97Douglas Gregor 760506ae418eb171d072f2fb4f6bc46d258b52cbf97Douglas Gregorpublic: 7611eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump CXXTemporaryObjectExpr(ASTContext &C, CXXConstructorDecl *Cons, 7621eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump QualType writtenTy, SourceLocation tyBeginLoc, 7631eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump Expr **Args,unsigned NumArgs, 7648e587a15da6d3457a418239d5eb4146fcbd209f3Anders Carlsson SourceLocation rParenLoc); 765506ae418eb171d072f2fb4f6bc46d258b52cbf97Douglas Gregor 7661eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump ~CXXTemporaryObjectExpr() { } 767506ae418eb171d072f2fb4f6bc46d258b52cbf97Douglas Gregor 768506ae418eb171d072f2fb4f6bc46d258b52cbf97Douglas Gregor SourceLocation getTypeBeginLoc() const { return TyBeginLoc; } 769506ae418eb171d072f2fb4f6bc46d258b52cbf97Douglas Gregor SourceLocation getRParenLoc() const { return RParenLoc; } 770ba49817c5b9f502602672861cf369fd0e53966e8Douglas Gregor 771506ae418eb171d072f2fb4f6bc46d258b52cbf97Douglas Gregor virtual SourceRange getSourceRange() const { 772506ae418eb171d072f2fb4f6bc46d258b52cbf97Douglas Gregor return SourceRange(TyBeginLoc, RParenLoc); 773506ae418eb171d072f2fb4f6bc46d258b52cbf97Douglas Gregor } 7741eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump static bool classof(const Stmt *T) { 775506ae418eb171d072f2fb4f6bc46d258b52cbf97Douglas Gregor return T->getStmtClass() == CXXTemporaryObjectExprClass; 776506ae418eb171d072f2fb4f6bc46d258b52cbf97Douglas Gregor } 777506ae418eb171d072f2fb4f6bc46d258b52cbf97Douglas Gregor static bool classof(const CXXTemporaryObjectExpr *) { return true; } 778506ae418eb171d072f2fb4f6bc46d258b52cbf97Douglas Gregor}; 779506ae418eb171d072f2fb4f6bc46d258b52cbf97Douglas Gregor 780987a14bf5883ef6e5d07f1c83eb6d41a8212a78cArgyrios Kyrtzidis/// CXXZeroInitValueExpr - [C++ 5.2.3p2] 781506ae418eb171d072f2fb4f6bc46d258b52cbf97Douglas Gregor/// Expression "T()" which creates a value-initialized rvalue of type 782506ae418eb171d072f2fb4f6bc46d258b52cbf97Douglas Gregor/// T, which is either a non-class type or a class type without any 783506ae418eb171d072f2fb4f6bc46d258b52cbf97Douglas Gregor/// user-defined constructors. 784987a14bf5883ef6e5d07f1c83eb6d41a8212a78cArgyrios Kyrtzidis/// 785987a14bf5883ef6e5d07f1c83eb6d41a8212a78cArgyrios Kyrtzidisclass CXXZeroInitValueExpr : public Expr { 786987a14bf5883ef6e5d07f1c83eb6d41a8212a78cArgyrios Kyrtzidis SourceLocation TyBeginLoc; 787987a14bf5883ef6e5d07f1c83eb6d41a8212a78cArgyrios Kyrtzidis SourceLocation RParenLoc; 788987a14bf5883ef6e5d07f1c83eb6d41a8212a78cArgyrios Kyrtzidis 789987a14bf5883ef6e5d07f1c83eb6d41a8212a78cArgyrios Kyrtzidispublic: 790987a14bf5883ef6e5d07f1c83eb6d41a8212a78cArgyrios Kyrtzidis CXXZeroInitValueExpr(QualType ty, SourceLocation tyBeginLoc, 7911eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump SourceLocation rParenLoc ) : 792d94546a0a1deef7286c13e49b9584621ae81cc9aDouglas Gregor Expr(CXXZeroInitValueExprClass, ty, false, false), 793987a14bf5883ef6e5d07f1c83eb6d41a8212a78cArgyrios Kyrtzidis TyBeginLoc(tyBeginLoc), RParenLoc(rParenLoc) {} 7941eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 795987a14bf5883ef6e5d07f1c83eb6d41a8212a78cArgyrios Kyrtzidis SourceLocation getTypeBeginLoc() const { return TyBeginLoc; } 796987a14bf5883ef6e5d07f1c83eb6d41a8212a78cArgyrios Kyrtzidis SourceLocation getRParenLoc() const { return RParenLoc; } 797987a14bf5883ef6e5d07f1c83eb6d41a8212a78cArgyrios Kyrtzidis 7984c67834407ca6ab344dcf44fc599ad4938cfa96dDouglas Gregor /// @brief Whether this initialization expression was 7994c67834407ca6ab344dcf44fc599ad4938cfa96dDouglas Gregor /// implicitly-generated. 8001eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump bool isImplicit() const { 8011eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump return TyBeginLoc.isInvalid() && RParenLoc.isInvalid(); 8024c67834407ca6ab344dcf44fc599ad4938cfa96dDouglas Gregor } 8034c67834407ca6ab344dcf44fc599ad4938cfa96dDouglas Gregor 804987a14bf5883ef6e5d07f1c83eb6d41a8212a78cArgyrios Kyrtzidis virtual SourceRange getSourceRange() const { 805987a14bf5883ef6e5d07f1c83eb6d41a8212a78cArgyrios Kyrtzidis return SourceRange(TyBeginLoc, RParenLoc); 806987a14bf5883ef6e5d07f1c83eb6d41a8212a78cArgyrios Kyrtzidis } 8071eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 8081eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump static bool classof(const Stmt *T) { 809987a14bf5883ef6e5d07f1c83eb6d41a8212a78cArgyrios Kyrtzidis return T->getStmtClass() == CXXZeroInitValueExprClass; 810987a14bf5883ef6e5d07f1c83eb6d41a8212a78cArgyrios Kyrtzidis } 811987a14bf5883ef6e5d07f1c83eb6d41a8212a78cArgyrios Kyrtzidis static bool classof(const CXXZeroInitValueExpr *) { return true; } 8121eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 813987a14bf5883ef6e5d07f1c83eb6d41a8212a78cArgyrios Kyrtzidis // Iterators 814987a14bf5883ef6e5d07f1c83eb6d41a8212a78cArgyrios Kyrtzidis virtual child_iterator child_begin(); 815987a14bf5883ef6e5d07f1c83eb6d41a8212a78cArgyrios Kyrtzidis virtual child_iterator child_end(); 816987a14bf5883ef6e5d07f1c83eb6d41a8212a78cArgyrios Kyrtzidis}; 817987a14bf5883ef6e5d07f1c83eb6d41a8212a78cArgyrios Kyrtzidis 8184c5d320a7581f4b80b151630c91cea5727fa9923Sebastian Redl/// CXXNewExpr - A new expression for memory allocation and constructor calls, 8194c5d320a7581f4b80b151630c91cea5727fa9923Sebastian Redl/// e.g: "new CXXNewExpr(foo)". 8204c5d320a7581f4b80b151630c91cea5727fa9923Sebastian Redlclass CXXNewExpr : public Expr { 8214c5d320a7581f4b80b151630c91cea5727fa9923Sebastian Redl // Was the usage ::new, i.e. is the global new to be used? 8224c5d320a7581f4b80b151630c91cea5727fa9923Sebastian Redl bool GlobalNew : 1; 8234c5d320a7581f4b80b151630c91cea5727fa9923Sebastian Redl // Was the form (type-id) used? Otherwise, it was new-type-id. 8244c5d320a7581f4b80b151630c91cea5727fa9923Sebastian Redl bool ParenTypeId : 1; 8254c5d320a7581f4b80b151630c91cea5727fa9923Sebastian Redl // Is there an initializer? If not, built-ins are uninitialized, else they're 8264c5d320a7581f4b80b151630c91cea5727fa9923Sebastian Redl // value-initialized. 8274c5d320a7581f4b80b151630c91cea5727fa9923Sebastian Redl bool Initializer : 1; 828cee63fbf0e64ac526582312bf8cf33263fc5c16eSebastian Redl // Do we allocate an array? If so, the first SubExpr is the size expression. 829cee63fbf0e64ac526582312bf8cf33263fc5c16eSebastian Redl bool Array : 1; 8304c5d320a7581f4b80b151630c91cea5727fa9923Sebastian Redl // The number of placement new arguments. 8314c5d320a7581f4b80b151630c91cea5727fa9923Sebastian Redl unsigned NumPlacementArgs : 14; 8324c5d320a7581f4b80b151630c91cea5727fa9923Sebastian Redl // The number of constructor arguments. This may be 1 even for non-class 8334c5d320a7581f4b80b151630c91cea5727fa9923Sebastian Redl // types; use the pseudo copy constructor. 834cee63fbf0e64ac526582312bf8cf33263fc5c16eSebastian Redl unsigned NumConstructorArgs : 14; 835cee63fbf0e64ac526582312bf8cf33263fc5c16eSebastian Redl // Contains an optional array size expression, any number of optional 836cee63fbf0e64ac526582312bf8cf33263fc5c16eSebastian Redl // placement arguments, and any number of optional constructor arguments, 837cee63fbf0e64ac526582312bf8cf33263fc5c16eSebastian Redl // in that order. 8384c5d320a7581f4b80b151630c91cea5727fa9923Sebastian Redl Stmt **SubExprs; 8394c5d320a7581f4b80b151630c91cea5727fa9923Sebastian Redl // Points to the allocation function used. 8404c5d320a7581f4b80b151630c91cea5727fa9923Sebastian Redl FunctionDecl *OperatorNew; 8414c5d320a7581f4b80b151630c91cea5727fa9923Sebastian Redl // Points to the deallocation function used in case of error. May be null. 8424c5d320a7581f4b80b151630c91cea5727fa9923Sebastian Redl FunctionDecl *OperatorDelete; 8434c5d320a7581f4b80b151630c91cea5727fa9923Sebastian Redl // Points to the constructor used. Cannot be null if AllocType is a record; 8444c5d320a7581f4b80b151630c91cea5727fa9923Sebastian Redl // it would still point at the default constructor (even an implicit one). 8454c5d320a7581f4b80b151630c91cea5727fa9923Sebastian Redl // Must be null for all other types. 8464c5d320a7581f4b80b151630c91cea5727fa9923Sebastian Redl CXXConstructorDecl *Constructor; 8474c5d320a7581f4b80b151630c91cea5727fa9923Sebastian Redl 8484c5d320a7581f4b80b151630c91cea5727fa9923Sebastian Redl SourceLocation StartLoc; 8494c5d320a7581f4b80b151630c91cea5727fa9923Sebastian Redl SourceLocation EndLoc; 8504c5d320a7581f4b80b151630c91cea5727fa9923Sebastian Redl 8514c5d320a7581f4b80b151630c91cea5727fa9923Sebastian Redlpublic: 8524c5d320a7581f4b80b151630c91cea5727fa9923Sebastian Redl CXXNewExpr(bool globalNew, FunctionDecl *operatorNew, Expr **placementArgs, 853cee63fbf0e64ac526582312bf8cf33263fc5c16eSebastian Redl unsigned numPlaceArgs, bool ParenTypeId, Expr *arraySize, 8544c5d320a7581f4b80b151630c91cea5727fa9923Sebastian Redl CXXConstructorDecl *constructor, bool initializer, 8554c5d320a7581f4b80b151630c91cea5727fa9923Sebastian Redl Expr **constructorArgs, unsigned numConsArgs, 8564c5d320a7581f4b80b151630c91cea5727fa9923Sebastian Redl FunctionDecl *operatorDelete, QualType ty, 8574c5d320a7581f4b80b151630c91cea5727fa9923Sebastian Redl SourceLocation startLoc, SourceLocation endLoc); 8584c5d320a7581f4b80b151630c91cea5727fa9923Sebastian Redl ~CXXNewExpr() { 8594c5d320a7581f4b80b151630c91cea5727fa9923Sebastian Redl delete[] SubExprs; 8604c5d320a7581f4b80b151630c91cea5727fa9923Sebastian Redl } 8614c5d320a7581f4b80b151630c91cea5727fa9923Sebastian Redl 862cee63fbf0e64ac526582312bf8cf33263fc5c16eSebastian Redl QualType getAllocatedType() const { 863cee63fbf0e64ac526582312bf8cf33263fc5c16eSebastian Redl assert(getType()->isPointerType()); 8646217b80b7a1379b74cced1c076338262c3c980b3Ted Kremenek return getType()->getAs<PointerType>()->getPointeeType(); 865cee63fbf0e64ac526582312bf8cf33263fc5c16eSebastian Redl } 8664c5d320a7581f4b80b151630c91cea5727fa9923Sebastian Redl 8674c5d320a7581f4b80b151630c91cea5727fa9923Sebastian Redl FunctionDecl *getOperatorNew() const { return OperatorNew; } 8684c5d320a7581f4b80b151630c91cea5727fa9923Sebastian Redl FunctionDecl *getOperatorDelete() const { return OperatorDelete; } 8694c5d320a7581f4b80b151630c91cea5727fa9923Sebastian Redl CXXConstructorDecl *getConstructor() const { return Constructor; } 8704c5d320a7581f4b80b151630c91cea5727fa9923Sebastian Redl 871cee63fbf0e64ac526582312bf8cf33263fc5c16eSebastian Redl bool isArray() const { return Array; } 872cee63fbf0e64ac526582312bf8cf33263fc5c16eSebastian Redl Expr *getArraySize() { 873cee63fbf0e64ac526582312bf8cf33263fc5c16eSebastian Redl return Array ? cast<Expr>(SubExprs[0]) : 0; 874cee63fbf0e64ac526582312bf8cf33263fc5c16eSebastian Redl } 875cee63fbf0e64ac526582312bf8cf33263fc5c16eSebastian Redl const Expr *getArraySize() const { 876cee63fbf0e64ac526582312bf8cf33263fc5c16eSebastian Redl return Array ? cast<Expr>(SubExprs[0]) : 0; 877cee63fbf0e64ac526582312bf8cf33263fc5c16eSebastian Redl } 878cee63fbf0e64ac526582312bf8cf33263fc5c16eSebastian Redl 8794c5d320a7581f4b80b151630c91cea5727fa9923Sebastian Redl unsigned getNumPlacementArgs() const { return NumPlacementArgs; } 8804c5d320a7581f4b80b151630c91cea5727fa9923Sebastian Redl Expr *getPlacementArg(unsigned i) { 8814c5d320a7581f4b80b151630c91cea5727fa9923Sebastian Redl assert(i < NumPlacementArgs && "Index out of range"); 882cee63fbf0e64ac526582312bf8cf33263fc5c16eSebastian Redl return cast<Expr>(SubExprs[Array + i]); 8834c5d320a7581f4b80b151630c91cea5727fa9923Sebastian Redl } 8844c5d320a7581f4b80b151630c91cea5727fa9923Sebastian Redl const Expr *getPlacementArg(unsigned i) const { 8854c5d320a7581f4b80b151630c91cea5727fa9923Sebastian Redl assert(i < NumPlacementArgs && "Index out of range"); 886cee63fbf0e64ac526582312bf8cf33263fc5c16eSebastian Redl return cast<Expr>(SubExprs[Array + i]); 8874c5d320a7581f4b80b151630c91cea5727fa9923Sebastian Redl } 8884c5d320a7581f4b80b151630c91cea5727fa9923Sebastian Redl 8894c5d320a7581f4b80b151630c91cea5727fa9923Sebastian Redl bool isGlobalNew() const { return GlobalNew; } 8904c5d320a7581f4b80b151630c91cea5727fa9923Sebastian Redl bool isParenTypeId() const { return ParenTypeId; } 8914c5d320a7581f4b80b151630c91cea5727fa9923Sebastian Redl bool hasInitializer() const { return Initializer; } 8924c5d320a7581f4b80b151630c91cea5727fa9923Sebastian Redl 8934c5d320a7581f4b80b151630c91cea5727fa9923Sebastian Redl unsigned getNumConstructorArgs() const { return NumConstructorArgs; } 8944c5d320a7581f4b80b151630c91cea5727fa9923Sebastian Redl Expr *getConstructorArg(unsigned i) { 8954c5d320a7581f4b80b151630c91cea5727fa9923Sebastian Redl assert(i < NumConstructorArgs && "Index out of range"); 896cee63fbf0e64ac526582312bf8cf33263fc5c16eSebastian Redl return cast<Expr>(SubExprs[Array + NumPlacementArgs + i]); 8974c5d320a7581f4b80b151630c91cea5727fa9923Sebastian Redl } 8984c5d320a7581f4b80b151630c91cea5727fa9923Sebastian Redl const Expr *getConstructorArg(unsigned i) const { 8994c5d320a7581f4b80b151630c91cea5727fa9923Sebastian Redl assert(i < NumConstructorArgs && "Index out of range"); 900cee63fbf0e64ac526582312bf8cf33263fc5c16eSebastian Redl return cast<Expr>(SubExprs[Array + NumPlacementArgs + i]); 9014c5d320a7581f4b80b151630c91cea5727fa9923Sebastian Redl } 9024c5d320a7581f4b80b151630c91cea5727fa9923Sebastian Redl 9034c5d320a7581f4b80b151630c91cea5727fa9923Sebastian Redl typedef ExprIterator arg_iterator; 9044c5d320a7581f4b80b151630c91cea5727fa9923Sebastian Redl typedef ConstExprIterator const_arg_iterator; 9054c5d320a7581f4b80b151630c91cea5727fa9923Sebastian Redl 9064c5d320a7581f4b80b151630c91cea5727fa9923Sebastian Redl arg_iterator placement_arg_begin() { 907cee63fbf0e64ac526582312bf8cf33263fc5c16eSebastian Redl return SubExprs + Array; 9084c5d320a7581f4b80b151630c91cea5727fa9923Sebastian Redl } 9094c5d320a7581f4b80b151630c91cea5727fa9923Sebastian Redl arg_iterator placement_arg_end() { 910cee63fbf0e64ac526582312bf8cf33263fc5c16eSebastian Redl return SubExprs + Array + getNumPlacementArgs(); 9114c5d320a7581f4b80b151630c91cea5727fa9923Sebastian Redl } 9124c5d320a7581f4b80b151630c91cea5727fa9923Sebastian Redl const_arg_iterator placement_arg_begin() const { 913cee63fbf0e64ac526582312bf8cf33263fc5c16eSebastian Redl return SubExprs + Array; 9144c5d320a7581f4b80b151630c91cea5727fa9923Sebastian Redl } 9154c5d320a7581f4b80b151630c91cea5727fa9923Sebastian Redl const_arg_iterator placement_arg_end() const { 916cee63fbf0e64ac526582312bf8cf33263fc5c16eSebastian Redl return SubExprs + Array + getNumPlacementArgs(); 9174c5d320a7581f4b80b151630c91cea5727fa9923Sebastian Redl } 9184c5d320a7581f4b80b151630c91cea5727fa9923Sebastian Redl 9194c5d320a7581f4b80b151630c91cea5727fa9923Sebastian Redl arg_iterator constructor_arg_begin() { 920cee63fbf0e64ac526582312bf8cf33263fc5c16eSebastian Redl return SubExprs + Array + getNumPlacementArgs(); 9214c5d320a7581f4b80b151630c91cea5727fa9923Sebastian Redl } 9224c5d320a7581f4b80b151630c91cea5727fa9923Sebastian Redl arg_iterator constructor_arg_end() { 923cee63fbf0e64ac526582312bf8cf33263fc5c16eSebastian Redl return SubExprs + Array + getNumPlacementArgs() + getNumConstructorArgs(); 9244c5d320a7581f4b80b151630c91cea5727fa9923Sebastian Redl } 9254c5d320a7581f4b80b151630c91cea5727fa9923Sebastian Redl const_arg_iterator constructor_arg_begin() const { 926cee63fbf0e64ac526582312bf8cf33263fc5c16eSebastian Redl return SubExprs + Array + getNumPlacementArgs(); 9274c5d320a7581f4b80b151630c91cea5727fa9923Sebastian Redl } 9284c5d320a7581f4b80b151630c91cea5727fa9923Sebastian Redl const_arg_iterator constructor_arg_end() const { 929cee63fbf0e64ac526582312bf8cf33263fc5c16eSebastian Redl return SubExprs + Array + getNumPlacementArgs() + getNumConstructorArgs(); 9304c5d320a7581f4b80b151630c91cea5727fa9923Sebastian Redl } 9314c5d320a7581f4b80b151630c91cea5727fa9923Sebastian Redl 9324c5d320a7581f4b80b151630c91cea5727fa9923Sebastian Redl virtual SourceRange getSourceRange() const { 9334c5d320a7581f4b80b151630c91cea5727fa9923Sebastian Redl return SourceRange(StartLoc, EndLoc); 9344c5d320a7581f4b80b151630c91cea5727fa9923Sebastian Redl } 9354c5d320a7581f4b80b151630c91cea5727fa9923Sebastian Redl 9364c5d320a7581f4b80b151630c91cea5727fa9923Sebastian Redl static bool classof(const Stmt *T) { 9374c5d320a7581f4b80b151630c91cea5727fa9923Sebastian Redl return T->getStmtClass() == CXXNewExprClass; 9384c5d320a7581f4b80b151630c91cea5727fa9923Sebastian Redl } 9394c5d320a7581f4b80b151630c91cea5727fa9923Sebastian Redl static bool classof(const CXXNewExpr *) { return true; } 9404c5d320a7581f4b80b151630c91cea5727fa9923Sebastian Redl 9414c5d320a7581f4b80b151630c91cea5727fa9923Sebastian Redl // Iterators 9424c5d320a7581f4b80b151630c91cea5727fa9923Sebastian Redl virtual child_iterator child_begin(); 9434c5d320a7581f4b80b151630c91cea5727fa9923Sebastian Redl virtual child_iterator child_end(); 9444c5d320a7581f4b80b151630c91cea5727fa9923Sebastian Redl}; 9454c5d320a7581f4b80b151630c91cea5727fa9923Sebastian Redl 9464c5d320a7581f4b80b151630c91cea5727fa9923Sebastian Redl/// CXXDeleteExpr - A delete expression for memory deallocation and destructor 9474c5d320a7581f4b80b151630c91cea5727fa9923Sebastian Redl/// calls, e.g. "delete[] pArray". 9484c5d320a7581f4b80b151630c91cea5727fa9923Sebastian Redlclass CXXDeleteExpr : public Expr { 9494c5d320a7581f4b80b151630c91cea5727fa9923Sebastian Redl // Is this a forced global delete, i.e. "::delete"? 9504c5d320a7581f4b80b151630c91cea5727fa9923Sebastian Redl bool GlobalDelete : 1; 9514c5d320a7581f4b80b151630c91cea5727fa9923Sebastian Redl // Is this the array form of delete, i.e. "delete[]"? 9524c5d320a7581f4b80b151630c91cea5727fa9923Sebastian Redl bool ArrayForm : 1; 9534c5d320a7581f4b80b151630c91cea5727fa9923Sebastian Redl // Points to the operator delete overload that is used. Could be a member. 9544c5d320a7581f4b80b151630c91cea5727fa9923Sebastian Redl FunctionDecl *OperatorDelete; 9554c5d320a7581f4b80b151630c91cea5727fa9923Sebastian Redl // The pointer expression to be deleted. 9564c5d320a7581f4b80b151630c91cea5727fa9923Sebastian Redl Stmt *Argument; 9574c5d320a7581f4b80b151630c91cea5727fa9923Sebastian Redl // Location of the expression. 9584c5d320a7581f4b80b151630c91cea5727fa9923Sebastian Redl SourceLocation Loc; 9594c5d320a7581f4b80b151630c91cea5727fa9923Sebastian Redlpublic: 9604c5d320a7581f4b80b151630c91cea5727fa9923Sebastian Redl CXXDeleteExpr(QualType ty, bool globalDelete, bool arrayForm, 9614c5d320a7581f4b80b151630c91cea5727fa9923Sebastian Redl FunctionDecl *operatorDelete, Expr *arg, SourceLocation loc) 9622850784bda09416fc7e9d57f5baa36c9351c757cSebastian Redl : Expr(CXXDeleteExprClass, ty, false, false), GlobalDelete(globalDelete), 9634c5d320a7581f4b80b151630c91cea5727fa9923Sebastian Redl ArrayForm(arrayForm), OperatorDelete(operatorDelete), Argument(arg), 9644c5d320a7581f4b80b151630c91cea5727fa9923Sebastian Redl Loc(loc) { } 9654c5d320a7581f4b80b151630c91cea5727fa9923Sebastian Redl 9664c5d320a7581f4b80b151630c91cea5727fa9923Sebastian Redl bool isGlobalDelete() const { return GlobalDelete; } 9674c5d320a7581f4b80b151630c91cea5727fa9923Sebastian Redl bool isArrayForm() const { return ArrayForm; } 9684c5d320a7581f4b80b151630c91cea5727fa9923Sebastian Redl 9694c5d320a7581f4b80b151630c91cea5727fa9923Sebastian Redl FunctionDecl *getOperatorDelete() const { return OperatorDelete; } 9704c5d320a7581f4b80b151630c91cea5727fa9923Sebastian Redl 9714c5d320a7581f4b80b151630c91cea5727fa9923Sebastian Redl Expr *getArgument() { return cast<Expr>(Argument); } 9724c5d320a7581f4b80b151630c91cea5727fa9923Sebastian Redl const Expr *getArgument() const { return cast<Expr>(Argument); } 9734c5d320a7581f4b80b151630c91cea5727fa9923Sebastian Redl 9744c5d320a7581f4b80b151630c91cea5727fa9923Sebastian Redl virtual SourceRange getSourceRange() const { 9754c5d320a7581f4b80b151630c91cea5727fa9923Sebastian Redl return SourceRange(Loc, Argument->getLocEnd()); 9764c5d320a7581f4b80b151630c91cea5727fa9923Sebastian Redl } 9774c5d320a7581f4b80b151630c91cea5727fa9923Sebastian Redl 9784c5d320a7581f4b80b151630c91cea5727fa9923Sebastian Redl static bool classof(const Stmt *T) { 9794c5d320a7581f4b80b151630c91cea5727fa9923Sebastian Redl return T->getStmtClass() == CXXDeleteExprClass; 9804c5d320a7581f4b80b151630c91cea5727fa9923Sebastian Redl } 9814c5d320a7581f4b80b151630c91cea5727fa9923Sebastian Redl static bool classof(const CXXDeleteExpr *) { return true; } 9824c5d320a7581f4b80b151630c91cea5727fa9923Sebastian Redl 9834c5d320a7581f4b80b151630c91cea5727fa9923Sebastian Redl // Iterators 9844c5d320a7581f4b80b151630c91cea5727fa9923Sebastian Redl virtual child_iterator child_begin(); 9854c5d320a7581f4b80b151630c91cea5727fa9923Sebastian Redl virtual child_iterator child_end(); 9864c5d320a7581f4b80b151630c91cea5727fa9923Sebastian Redl}; 9874c5d320a7581f4b80b151630c91cea5727fa9923Sebastian Redl 988a71d819bb8f50c28938db0f2867d3fb6e2ce5910Douglas Gregor/// \brief Represents a C++ pseudo-destructor (C++ [expr.pseudo]). 989a71d819bb8f50c28938db0f2867d3fb6e2ce5910Douglas Gregor/// 990a71d819bb8f50c28938db0f2867d3fb6e2ce5910Douglas Gregor/// Example: 991a71d819bb8f50c28938db0f2867d3fb6e2ce5910Douglas Gregor/// 992a71d819bb8f50c28938db0f2867d3fb6e2ce5910Douglas Gregor/// \code 9931eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump/// template<typename T> 994a71d819bb8f50c28938db0f2867d3fb6e2ce5910Douglas Gregor/// void destroy(T* ptr) { 995a71d819bb8f50c28938db0f2867d3fb6e2ce5910Douglas Gregor/// ptr->~T(); 996a71d819bb8f50c28938db0f2867d3fb6e2ce5910Douglas Gregor/// } 997a71d819bb8f50c28938db0f2867d3fb6e2ce5910Douglas Gregor/// \endcode 998a71d819bb8f50c28938db0f2867d3fb6e2ce5910Douglas Gregor/// 999a71d819bb8f50c28938db0f2867d3fb6e2ce5910Douglas Gregor/// When the template is parsed, the expression \c ptr->~T will be stored as 1000a71d819bb8f50c28938db0f2867d3fb6e2ce5910Douglas Gregor/// a member reference expression. If it then instantiated with a scalar type 10011eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump/// as a template argument for T, the resulting expression will be a 1002a71d819bb8f50c28938db0f2867d3fb6e2ce5910Douglas Gregor/// pseudo-destructor expression. 1003a71d819bb8f50c28938db0f2867d3fb6e2ce5910Douglas Gregorclass CXXPseudoDestructorExpr : public Expr { 1004a71d819bb8f50c28938db0f2867d3fb6e2ce5910Douglas Gregor /// \brief The base expression (that is being destroyed). 1005a71d819bb8f50c28938db0f2867d3fb6e2ce5910Douglas Gregor Stmt *Base; 10061eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 1007a71d819bb8f50c28938db0f2867d3fb6e2ce5910Douglas Gregor /// \brief Whether the operator was an arrow ('->'); otherwise, it was a 1008a71d819bb8f50c28938db0f2867d3fb6e2ce5910Douglas Gregor /// period ('.'). 1009a71d819bb8f50c28938db0f2867d3fb6e2ce5910Douglas Gregor bool IsArrow : 1; 10101eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 1011a71d819bb8f50c28938db0f2867d3fb6e2ce5910Douglas Gregor /// \brief The location of the '.' or '->' operator. 1012a71d819bb8f50c28938db0f2867d3fb6e2ce5910Douglas Gregor SourceLocation OperatorLoc; 10131eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 1014a71d819bb8f50c28938db0f2867d3fb6e2ce5910Douglas Gregor /// \brief The nested-name-specifier that follows the operator, if present. 1015a71d819bb8f50c28938db0f2867d3fb6e2ce5910Douglas Gregor NestedNameSpecifier *Qualifier; 10161eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 10171eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump /// \brief The source range that covers the nested-name-specifier, if 1018a71d819bb8f50c28938db0f2867d3fb6e2ce5910Douglas Gregor /// present. 1019a71d819bb8f50c28938db0f2867d3fb6e2ce5910Douglas Gregor SourceRange QualifierRange; 10201eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 1021a71d819bb8f50c28938db0f2867d3fb6e2ce5910Douglas Gregor /// \brief The type being destroyed. 1022a71d819bb8f50c28938db0f2867d3fb6e2ce5910Douglas Gregor QualType DestroyedType; 10231eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 1024a71d819bb8f50c28938db0f2867d3fb6e2ce5910Douglas Gregor /// \brief The location of the type after the '~'. 1025a71d819bb8f50c28938db0f2867d3fb6e2ce5910Douglas Gregor SourceLocation DestroyedTypeLoc; 10261eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 1027a71d819bb8f50c28938db0f2867d3fb6e2ce5910Douglas Gregorpublic: 1028a71d819bb8f50c28938db0f2867d3fb6e2ce5910Douglas Gregor CXXPseudoDestructorExpr(ASTContext &Context, 1029a71d819bb8f50c28938db0f2867d3fb6e2ce5910Douglas Gregor Expr *Base, bool isArrow, SourceLocation OperatorLoc, 1030a71d819bb8f50c28938db0f2867d3fb6e2ce5910Douglas Gregor NestedNameSpecifier *Qualifier, 1031a71d819bb8f50c28938db0f2867d3fb6e2ce5910Douglas Gregor SourceRange QualifierRange, 10321eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump QualType DestroyedType, 1033a71d819bb8f50c28938db0f2867d3fb6e2ce5910Douglas Gregor SourceLocation DestroyedTypeLoc) 10341eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump : Expr(CXXPseudoDestructorExprClass, 1035a71d819bb8f50c28938db0f2867d3fb6e2ce5910Douglas Gregor Context.getPointerType(Context.getFunctionType(Context.VoidTy, 0, 0, 1036a71d819bb8f50c28938db0f2867d3fb6e2ce5910Douglas Gregor false, 0)), 1037a71d819bb8f50c28938db0f2867d3fb6e2ce5910Douglas Gregor /*isTypeDependent=*/false, 1038a71d819bb8f50c28938db0f2867d3fb6e2ce5910Douglas Gregor /*isValueDependent=*/Base->isValueDependent()), 10391eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump Base(static_cast<Stmt *>(Base)), IsArrow(isArrow), 1040a71d819bb8f50c28938db0f2867d3fb6e2ce5910Douglas Gregor OperatorLoc(OperatorLoc), Qualifier(Qualifier), 1041a71d819bb8f50c28938db0f2867d3fb6e2ce5910Douglas Gregor QualifierRange(QualifierRange), DestroyedType(DestroyedType), 1042a71d819bb8f50c28938db0f2867d3fb6e2ce5910Douglas Gregor DestroyedTypeLoc(DestroyedTypeLoc) { } 10431eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 1044a71d819bb8f50c28938db0f2867d3fb6e2ce5910Douglas Gregor void setBase(Expr *E) { Base = E; } 1045a71d819bb8f50c28938db0f2867d3fb6e2ce5910Douglas Gregor Expr *getBase() const { return cast<Expr>(Base); } 10461eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 10471eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump /// \brief Determines whether this member expression actually had 1048a71d819bb8f50c28938db0f2867d3fb6e2ce5910Douglas Gregor /// a C++ nested-name-specifier prior to the name of the member, e.g., 1049a71d819bb8f50c28938db0f2867d3fb6e2ce5910Douglas Gregor /// x->Base::foo. 1050a71d819bb8f50c28938db0f2867d3fb6e2ce5910Douglas Gregor bool hasQualifier() const { return Qualifier != 0; } 10511eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 1052a71d819bb8f50c28938db0f2867d3fb6e2ce5910Douglas Gregor /// \brief If the member name was qualified, retrieves the source range of 1053a71d819bb8f50c28938db0f2867d3fb6e2ce5910Douglas Gregor /// the nested-name-specifier that precedes the member name. Otherwise, 1054a71d819bb8f50c28938db0f2867d3fb6e2ce5910Douglas Gregor /// returns an empty source range. 1055a71d819bb8f50c28938db0f2867d3fb6e2ce5910Douglas Gregor SourceRange getQualifierRange() const { return QualifierRange; } 10561eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 10571eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump /// \brief If the member name was qualified, retrieves the 1058a71d819bb8f50c28938db0f2867d3fb6e2ce5910Douglas Gregor /// nested-name-specifier that precedes the member name. Otherwise, returns 1059a71d819bb8f50c28938db0f2867d3fb6e2ce5910Douglas Gregor /// NULL. 1060a71d819bb8f50c28938db0f2867d3fb6e2ce5910Douglas Gregor NestedNameSpecifier *getQualifier() const { return Qualifier; } 10611eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 1062a71d819bb8f50c28938db0f2867d3fb6e2ce5910Douglas Gregor /// \brief Determine whether this pseudo-destructor expression was written 1063a71d819bb8f50c28938db0f2867d3fb6e2ce5910Douglas Gregor /// using an '->' (otherwise, it used a '.'). 1064a71d819bb8f50c28938db0f2867d3fb6e2ce5910Douglas Gregor bool isArrow() const { return IsArrow; } 1065a71d819bb8f50c28938db0f2867d3fb6e2ce5910Douglas Gregor void setArrow(bool A) { IsArrow = A; } 1066a71d819bb8f50c28938db0f2867d3fb6e2ce5910Douglas Gregor 1067a71d819bb8f50c28938db0f2867d3fb6e2ce5910Douglas Gregor /// \brief Retrieve the location of the '.' or '->' operator. 1068a71d819bb8f50c28938db0f2867d3fb6e2ce5910Douglas Gregor SourceLocation getOperatorLoc() const { return OperatorLoc; } 10691eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 1070a71d819bb8f50c28938db0f2867d3fb6e2ce5910Douglas Gregor /// \brief Retrieve the type that is being destroyed. 1071a71d819bb8f50c28938db0f2867d3fb6e2ce5910Douglas Gregor QualType getDestroyedType() const { return DestroyedType; } 10721eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 1073a71d819bb8f50c28938db0f2867d3fb6e2ce5910Douglas Gregor /// \brief Retrieve the location of the type being destroyed. 1074a71d819bb8f50c28938db0f2867d3fb6e2ce5910Douglas Gregor SourceLocation getDestroyedTypeLoc() const { return DestroyedTypeLoc; } 10751eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 1076a71d819bb8f50c28938db0f2867d3fb6e2ce5910Douglas Gregor virtual SourceRange getSourceRange() const { 1077a71d819bb8f50c28938db0f2867d3fb6e2ce5910Douglas Gregor return SourceRange(Base->getLocStart(), DestroyedTypeLoc); 1078a71d819bb8f50c28938db0f2867d3fb6e2ce5910Douglas Gregor } 10791eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 10801eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump static bool classof(const Stmt *T) { 1081a71d819bb8f50c28938db0f2867d3fb6e2ce5910Douglas Gregor return T->getStmtClass() == CXXPseudoDestructorExprClass; 1082a71d819bb8f50c28938db0f2867d3fb6e2ce5910Douglas Gregor } 1083a71d819bb8f50c28938db0f2867d3fb6e2ce5910Douglas Gregor static bool classof(const CXXPseudoDestructorExpr *) { return true; } 10841eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 1085a71d819bb8f50c28938db0f2867d3fb6e2ce5910Douglas Gregor // Iterators 1086a71d819bb8f50c28938db0f2867d3fb6e2ce5910Douglas Gregor virtual child_iterator child_begin(); 10871eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump virtual child_iterator child_end(); 1088a71d819bb8f50c28938db0f2867d3fb6e2ce5910Douglas Gregor}; 10891eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 109064b45f7e0d3167f040841ac2920aead7f080730dSebastian Redl/// UnaryTypeTraitExpr - A GCC or MS unary type trait, as used in the 109164b45f7e0d3167f040841ac2920aead7f080730dSebastian Redl/// implementation of TR1/C++0x type trait templates. 109264b45f7e0d3167f040841ac2920aead7f080730dSebastian Redl/// Example: 109364b45f7e0d3167f040841ac2920aead7f080730dSebastian Redl/// __is_pod(int) == true 109464b45f7e0d3167f040841ac2920aead7f080730dSebastian Redl/// __is_enum(std::string) == false 109564b45f7e0d3167f040841ac2920aead7f080730dSebastian Redlclass UnaryTypeTraitExpr : public Expr { 109664b45f7e0d3167f040841ac2920aead7f080730dSebastian Redl /// UTT - The trait. 109764b45f7e0d3167f040841ac2920aead7f080730dSebastian Redl UnaryTypeTrait UTT; 109864b45f7e0d3167f040841ac2920aead7f080730dSebastian Redl 109964b45f7e0d3167f040841ac2920aead7f080730dSebastian Redl /// Loc - The location of the type trait keyword. 110064b45f7e0d3167f040841ac2920aead7f080730dSebastian Redl SourceLocation Loc; 110164b45f7e0d3167f040841ac2920aead7f080730dSebastian Redl 110264b45f7e0d3167f040841ac2920aead7f080730dSebastian Redl /// RParen - The location of the closing paren. 110364b45f7e0d3167f040841ac2920aead7f080730dSebastian Redl SourceLocation RParen; 110464b45f7e0d3167f040841ac2920aead7f080730dSebastian Redl 110564b45f7e0d3167f040841ac2920aead7f080730dSebastian Redl /// QueriedType - The type we're testing. 110664b45f7e0d3167f040841ac2920aead7f080730dSebastian Redl QualType QueriedType; 110764b45f7e0d3167f040841ac2920aead7f080730dSebastian Redl 110864b45f7e0d3167f040841ac2920aead7f080730dSebastian Redlpublic: 110964b45f7e0d3167f040841ac2920aead7f080730dSebastian Redl UnaryTypeTraitExpr(SourceLocation loc, UnaryTypeTrait utt, QualType queried, 111064b45f7e0d3167f040841ac2920aead7f080730dSebastian Redl SourceLocation rparen, QualType ty) 111164b45f7e0d3167f040841ac2920aead7f080730dSebastian Redl : Expr(UnaryTypeTraitExprClass, ty, false, queried->isDependentType()), 111264b45f7e0d3167f040841ac2920aead7f080730dSebastian Redl UTT(utt), Loc(loc), RParen(rparen), QueriedType(queried) { } 111364b45f7e0d3167f040841ac2920aead7f080730dSebastian Redl 111464b45f7e0d3167f040841ac2920aead7f080730dSebastian Redl virtual SourceRange getSourceRange() const { return SourceRange(Loc, RParen);} 111564b45f7e0d3167f040841ac2920aead7f080730dSebastian Redl 111664b45f7e0d3167f040841ac2920aead7f080730dSebastian Redl UnaryTypeTrait getTrait() const { return UTT; } 111764b45f7e0d3167f040841ac2920aead7f080730dSebastian Redl 111864b45f7e0d3167f040841ac2920aead7f080730dSebastian Redl QualType getQueriedType() const { return QueriedType; } 111964b45f7e0d3167f040841ac2920aead7f080730dSebastian Redl 11205e03f9ea8174ae588c5e69ec6b5ef4c68f8fd766Douglas Gregor bool EvaluateTrait(ASTContext&) const; 112164b45f7e0d3167f040841ac2920aead7f080730dSebastian Redl 112264b45f7e0d3167f040841ac2920aead7f080730dSebastian Redl static bool classof(const Stmt *T) { 112364b45f7e0d3167f040841ac2920aead7f080730dSebastian Redl return T->getStmtClass() == UnaryTypeTraitExprClass; 112464b45f7e0d3167f040841ac2920aead7f080730dSebastian Redl } 112564b45f7e0d3167f040841ac2920aead7f080730dSebastian Redl static bool classof(const UnaryTypeTraitExpr *) { return true; } 112664b45f7e0d3167f040841ac2920aead7f080730dSebastian Redl 112764b45f7e0d3167f040841ac2920aead7f080730dSebastian Redl // Iterators 112864b45f7e0d3167f040841ac2920aead7f080730dSebastian Redl virtual child_iterator child_begin(); 112964b45f7e0d3167f040841ac2920aead7f080730dSebastian Redl virtual child_iterator child_end(); 113064b45f7e0d3167f040841ac2920aead7f080730dSebastian Redl}; 113164b45f7e0d3167f040841ac2920aead7f080730dSebastian Redl 11327bb12da2b0749eeebb21854c77877736969e59f2John McCall/// \brief A reference to an overloaded function set, either an 11337bb12da2b0749eeebb21854c77877736969e59f2John McCall/// \t UnresolvedLookupExpr or an \t UnresolvedMemberExpr. 11347bb12da2b0749eeebb21854c77877736969e59f2John McCallclass OverloadExpr : public Expr { 1135ba13543329afac4a0d01304ec2ec4924d99306a6John McCall /// The results. These are undesugared, which is to say, they may 11367bb12da2b0749eeebb21854c77877736969e59f2John McCall /// include UsingShadowDecls. Access is relative to the naming 11377bb12da2b0749eeebb21854c77877736969e59f2John McCall /// class. 1138eec51cf1ba5f0e62c9cdb81b5c63babdd6e649abJohn McCall UnresolvedSet<4> Results; 1139ba13543329afac4a0d01304ec2ec4924d99306a6John McCall 11407bb12da2b0749eeebb21854c77877736969e59f2John McCall /// The common name of these declarations. 1141ba13543329afac4a0d01304ec2ec4924d99306a6John McCall DeclarationName Name; 1142ba13543329afac4a0d01304ec2ec4924d99306a6John McCall 11437bb12da2b0749eeebb21854c77877736969e59f2John McCall /// The scope specifier, if any. 1144ba13543329afac4a0d01304ec2ec4924d99306a6John McCall NestedNameSpecifier *Qualifier; 11457bb12da2b0749eeebb21854c77877736969e59f2John McCall 11467bb12da2b0749eeebb21854c77877736969e59f2John McCall /// The source range of the scope specifier. 1147ba13543329afac4a0d01304ec2ec4924d99306a6John McCall SourceRange QualifierRange; 1148ba13543329afac4a0d01304ec2ec4924d99306a6John McCall 1149ba13543329afac4a0d01304ec2ec4924d99306a6John McCall /// The location of the name. 1150ba13543329afac4a0d01304ec2ec4924d99306a6John McCall SourceLocation NameLoc; 1151ba13543329afac4a0d01304ec2ec4924d99306a6John McCall 11527bb12da2b0749eeebb21854c77877736969e59f2John McCall /// True if the name was a template-id. 11537bb12da2b0749eeebb21854c77877736969e59f2John McCall bool HasExplicitTemplateArgs; 11547bb12da2b0749eeebb21854c77877736969e59f2John McCall 11557bb12da2b0749eeebb21854c77877736969e59f2John McCallprotected: 11567bb12da2b0749eeebb21854c77877736969e59f2John McCall OverloadExpr(StmtClass K, QualType T, bool Dependent, 11577bb12da2b0749eeebb21854c77877736969e59f2John McCall NestedNameSpecifier *Qualifier, SourceRange QRange, 11587bb12da2b0749eeebb21854c77877736969e59f2John McCall DeclarationName Name, SourceLocation NameLoc, 11597bb12da2b0749eeebb21854c77877736969e59f2John McCall bool HasTemplateArgs) 11607bb12da2b0749eeebb21854c77877736969e59f2John McCall : Expr(K, T, Dependent, Dependent), 11617bb12da2b0749eeebb21854c77877736969e59f2John McCall Name(Name), Qualifier(Qualifier), QualifierRange(QRange), 11627bb12da2b0749eeebb21854c77877736969e59f2John McCall NameLoc(NameLoc), HasExplicitTemplateArgs(HasTemplateArgs) 11637bb12da2b0749eeebb21854c77877736969e59f2John McCall {} 11647bb12da2b0749eeebb21854c77877736969e59f2John McCall 11657bb12da2b0749eeebb21854c77877736969e59f2John McCallpublic: 11667bb12da2b0749eeebb21854c77877736969e59f2John McCall /// Computes whether an unresolved lookup on the given declarations 11677bb12da2b0749eeebb21854c77877736969e59f2John McCall /// and optional template arguments is type- and value-dependent. 11687bb12da2b0749eeebb21854c77877736969e59f2John McCall static bool ComputeDependence(UnresolvedSetIterator Begin, 11697bb12da2b0749eeebb21854c77877736969e59f2John McCall UnresolvedSetIterator End, 11707bb12da2b0749eeebb21854c77877736969e59f2John McCall const TemplateArgumentListInfo *Args); 11717bb12da2b0749eeebb21854c77877736969e59f2John McCall 11727bb12da2b0749eeebb21854c77877736969e59f2John McCall /// Finds the overloaded expression in the given expression of 11737bb12da2b0749eeebb21854c77877736969e59f2John McCall /// OverloadTy. 11747bb12da2b0749eeebb21854c77877736969e59f2John McCall /// 11757bb12da2b0749eeebb21854c77877736969e59f2John McCall /// \return the expression (which must be there) and true if it is 11767bb12da2b0749eeebb21854c77877736969e59f2John McCall /// within an address-of operator. 11777bb12da2b0749eeebb21854c77877736969e59f2John McCall static llvm::PointerIntPair<OverloadExpr*,1> find(Expr *E) { 11787bb12da2b0749eeebb21854c77877736969e59f2John McCall assert(E->getType()->isSpecificBuiltinType(BuiltinType::Overload)); 11797bb12da2b0749eeebb21854c77877736969e59f2John McCall 11807bb12da2b0749eeebb21854c77877736969e59f2John McCall bool op = false; 11817bb12da2b0749eeebb21854c77877736969e59f2John McCall E = E->IgnoreParens(); 11827bb12da2b0749eeebb21854c77877736969e59f2John McCall if (isa<UnaryOperator>(E)) 11837bb12da2b0749eeebb21854c77877736969e59f2John McCall op = true, E = cast<UnaryOperator>(E)->getSubExpr()->IgnoreParens(); 11847bb12da2b0749eeebb21854c77877736969e59f2John McCall return llvm::PointerIntPair<OverloadExpr*,1>(cast<OverloadExpr>(E), op); 11857bb12da2b0749eeebb21854c77877736969e59f2John McCall } 11867bb12da2b0749eeebb21854c77877736969e59f2John McCall 11877bb12da2b0749eeebb21854c77877736969e59f2John McCall void addDecls(UnresolvedSetIterator Begin, UnresolvedSetIterator End) { 11887bb12da2b0749eeebb21854c77877736969e59f2John McCall Results.append(Begin, End); 11897bb12da2b0749eeebb21854c77877736969e59f2John McCall } 11907bb12da2b0749eeebb21854c77877736969e59f2John McCall 11917bb12da2b0749eeebb21854c77877736969e59f2John McCall typedef UnresolvedSetImpl::iterator decls_iterator; 11927bb12da2b0749eeebb21854c77877736969e59f2John McCall decls_iterator decls_begin() const { return Results.begin(); } 11937bb12da2b0749eeebb21854c77877736969e59f2John McCall decls_iterator decls_end() const { return Results.end(); } 11947bb12da2b0749eeebb21854c77877736969e59f2John McCall 11957bb12da2b0749eeebb21854c77877736969e59f2John McCall /// Gets the decls as an unresolved set. 11967bb12da2b0749eeebb21854c77877736969e59f2John McCall const UnresolvedSetImpl &getDecls() { return Results; } 11977bb12da2b0749eeebb21854c77877736969e59f2John McCall 11987bb12da2b0749eeebb21854c77877736969e59f2John McCall /// Gets the number of declarations in the unresolved set. 11997bb12da2b0749eeebb21854c77877736969e59f2John McCall unsigned getNumDecls() const { return Results.size(); } 12007bb12da2b0749eeebb21854c77877736969e59f2John McCall 12017bb12da2b0749eeebb21854c77877736969e59f2John McCall /// Gets the name looked up. 12027bb12da2b0749eeebb21854c77877736969e59f2John McCall DeclarationName getName() const { return Name; } 12037bb12da2b0749eeebb21854c77877736969e59f2John McCall void setName(DeclarationName N) { Name = N; } 12047bb12da2b0749eeebb21854c77877736969e59f2John McCall 12057bb12da2b0749eeebb21854c77877736969e59f2John McCall /// Gets the location of the name. 12067bb12da2b0749eeebb21854c77877736969e59f2John McCall SourceLocation getNameLoc() const { return NameLoc; } 12077bb12da2b0749eeebb21854c77877736969e59f2John McCall void setNameLoc(SourceLocation Loc) { NameLoc = Loc; } 12087bb12da2b0749eeebb21854c77877736969e59f2John McCall 12097bb12da2b0749eeebb21854c77877736969e59f2John McCall /// Fetches the nested-name qualifier, if one was given. 12107bb12da2b0749eeebb21854c77877736969e59f2John McCall NestedNameSpecifier *getQualifier() const { return Qualifier; } 12117bb12da2b0749eeebb21854c77877736969e59f2John McCall 12127bb12da2b0749eeebb21854c77877736969e59f2John McCall /// Fetches the range of the nested-name qualifier. 12137bb12da2b0749eeebb21854c77877736969e59f2John McCall SourceRange getQualifierRange() const { return QualifierRange; } 12147bb12da2b0749eeebb21854c77877736969e59f2John McCall 12157bb12da2b0749eeebb21854c77877736969e59f2John McCall /// \brief Determines whether this expression had an explicit 12167bb12da2b0749eeebb21854c77877736969e59f2John McCall /// template argument list, e.g. f<int>. 12177bb12da2b0749eeebb21854c77877736969e59f2John McCall bool hasExplicitTemplateArgs() const { return HasExplicitTemplateArgs; } 12187bb12da2b0749eeebb21854c77877736969e59f2John McCall 12197bb12da2b0749eeebb21854c77877736969e59f2John McCall ExplicitTemplateArgumentList &getExplicitTemplateArgs(); // defined far below 12207bb12da2b0749eeebb21854c77877736969e59f2John McCall 12217bb12da2b0749eeebb21854c77877736969e59f2John McCall const ExplicitTemplateArgumentList &getExplicitTemplateArgs() const { 12227bb12da2b0749eeebb21854c77877736969e59f2John McCall return const_cast<OverloadExpr*>(this)->getExplicitTemplateArgs(); 12237bb12da2b0749eeebb21854c77877736969e59f2John McCall } 12247bb12da2b0749eeebb21854c77877736969e59f2John McCall 12257bb12da2b0749eeebb21854c77877736969e59f2John McCall ExplicitTemplateArgumentList *getOptionalExplicitTemplateArgs() { 12267bb12da2b0749eeebb21854c77877736969e59f2John McCall if (hasExplicitTemplateArgs()) 12277bb12da2b0749eeebb21854c77877736969e59f2John McCall return &getExplicitTemplateArgs(); 12287bb12da2b0749eeebb21854c77877736969e59f2John McCall return 0; 12297bb12da2b0749eeebb21854c77877736969e59f2John McCall } 12307bb12da2b0749eeebb21854c77877736969e59f2John McCall 12317bb12da2b0749eeebb21854c77877736969e59f2John McCall static bool classof(const Stmt *T) { 12327bb12da2b0749eeebb21854c77877736969e59f2John McCall return T->getStmtClass() == UnresolvedLookupExprClass || 12337bb12da2b0749eeebb21854c77877736969e59f2John McCall T->getStmtClass() == UnresolvedMemberExprClass; 12347bb12da2b0749eeebb21854c77877736969e59f2John McCall } 12357bb12da2b0749eeebb21854c77877736969e59f2John McCall static bool classof(const OverloadExpr *) { return true; } 12367bb12da2b0749eeebb21854c77877736969e59f2John McCall}; 12377bb12da2b0749eeebb21854c77877736969e59f2John McCall 12387bb12da2b0749eeebb21854c77877736969e59f2John McCall/// \brief A reference to a name which we were able to look up during 12397bb12da2b0749eeebb21854c77877736969e59f2John McCall/// parsing but could not resolve to a specific declaration. This 12407bb12da2b0749eeebb21854c77877736969e59f2John McCall/// arises in several ways: 12417bb12da2b0749eeebb21854c77877736969e59f2John McCall/// * we might be waiting for argument-dependent lookup 12427bb12da2b0749eeebb21854c77877736969e59f2John McCall/// * the name might resolve to an overloaded function 12437bb12da2b0749eeebb21854c77877736969e59f2John McCall/// and eventually: 12447bb12da2b0749eeebb21854c77877736969e59f2John McCall/// * the lookup might have included a function template 12457bb12da2b0749eeebb21854c77877736969e59f2John McCall/// These never include UnresolvedUsingValueDecls, which are always 12467bb12da2b0749eeebb21854c77877736969e59f2John McCall/// class members and therefore appear only in 12477bb12da2b0749eeebb21854c77877736969e59f2John McCall/// UnresolvedMemberLookupExprs. 12487bb12da2b0749eeebb21854c77877736969e59f2John McCallclass UnresolvedLookupExpr : public OverloadExpr { 1249ba13543329afac4a0d01304ec2ec4924d99306a6John McCall /// True if these lookup results should be extended by 1250ba13543329afac4a0d01304ec2ec4924d99306a6John McCall /// argument-dependent lookup if this is the operand of a function 1251ba13543329afac4a0d01304ec2ec4924d99306a6John McCall /// call. 1252ba13543329afac4a0d01304ec2ec4924d99306a6John McCall bool RequiresADL; 1253ba13543329afac4a0d01304ec2ec4924d99306a6John McCall 12547453ed4cb2cab113de3378df371b1c6f1243d832John McCall /// True if these lookup results are overloaded. This is pretty 12557453ed4cb2cab113de3378df371b1c6f1243d832John McCall /// trivially rederivable if we urgently need to kill this field. 12567453ed4cb2cab113de3378df371b1c6f1243d832John McCall bool Overloaded; 12577453ed4cb2cab113de3378df371b1c6f1243d832John McCall 12587bb12da2b0749eeebb21854c77877736969e59f2John McCall /// The naming class (C++ [class.access.base]p5) of the lookup, if 12597bb12da2b0749eeebb21854c77877736969e59f2John McCall /// any. This can generally be recalculated from the context chain, 12607bb12da2b0749eeebb21854c77877736969e59f2John McCall /// but that can be fairly expensive for unqualified lookups. If we 12617bb12da2b0749eeebb21854c77877736969e59f2John McCall /// want to improve memory use here, this could go in a union 12627bb12da2b0749eeebb21854c77877736969e59f2John McCall /// against the qualified-lookup bits. 12637bb12da2b0749eeebb21854c77877736969e59f2John McCall CXXRecordDecl *NamingClass; 1264f7a1a744eba4b29ceb0f20af8f34515d892fdd64John McCall 1265c373d48502ca7683ab55385f5bd624d778eb288dJohn McCall UnresolvedLookupExpr(QualType T, bool Dependent, CXXRecordDecl *NamingClass, 1266ba13543329afac4a0d01304ec2ec4924d99306a6John McCall NestedNameSpecifier *Qualifier, SourceRange QRange, 1267ba13543329afac4a0d01304ec2ec4924d99306a6John McCall DeclarationName Name, SourceLocation NameLoc, 1268f7a1a744eba4b29ceb0f20af8f34515d892fdd64John McCall bool RequiresADL, bool Overloaded, bool HasTemplateArgs) 12697bb12da2b0749eeebb21854c77877736969e59f2John McCall : OverloadExpr(UnresolvedLookupExprClass, T, Dependent, Qualifier, QRange, 12707bb12da2b0749eeebb21854c77877736969e59f2John McCall Name, NameLoc, HasTemplateArgs), 12717bb12da2b0749eeebb21854c77877736969e59f2John McCall RequiresADL(RequiresADL), Overloaded(Overloaded), NamingClass(NamingClass) 1272ba13543329afac4a0d01304ec2ec4924d99306a6John McCall {} 1273ba13543329afac4a0d01304ec2ec4924d99306a6John McCall 1274ba13543329afac4a0d01304ec2ec4924d99306a6John McCallpublic: 1275ba13543329afac4a0d01304ec2ec4924d99306a6John McCall static UnresolvedLookupExpr *Create(ASTContext &C, 1276f7a1a744eba4b29ceb0f20af8f34515d892fdd64John McCall bool Dependent, 1277c373d48502ca7683ab55385f5bd624d778eb288dJohn McCall CXXRecordDecl *NamingClass, 1278ba13543329afac4a0d01304ec2ec4924d99306a6John McCall NestedNameSpecifier *Qualifier, 1279ba13543329afac4a0d01304ec2ec4924d99306a6John McCall SourceRange QualifierRange, 1280ba13543329afac4a0d01304ec2ec4924d99306a6John McCall DeclarationName Name, 1281ba13543329afac4a0d01304ec2ec4924d99306a6John McCall SourceLocation NameLoc, 12827453ed4cb2cab113de3378df371b1c6f1243d832John McCall bool ADL, bool Overloaded) { 1283f7a1a744eba4b29ceb0f20af8f34515d892fdd64John McCall return new(C) UnresolvedLookupExpr(Dependent ? C.DependentTy : C.OverloadTy, 1284c373d48502ca7683ab55385f5bd624d778eb288dJohn McCall Dependent, NamingClass, 1285c373d48502ca7683ab55385f5bd624d778eb288dJohn McCall Qualifier, QualifierRange, 1286f7a1a744eba4b29ceb0f20af8f34515d892fdd64John McCall Name, NameLoc, ADL, Overloaded, false); 1287ba13543329afac4a0d01304ec2ec4924d99306a6John McCall } 1288ba13543329afac4a0d01304ec2ec4924d99306a6John McCall 1289f7a1a744eba4b29ceb0f20af8f34515d892fdd64John McCall static UnresolvedLookupExpr *Create(ASTContext &C, 1290f7a1a744eba4b29ceb0f20af8f34515d892fdd64John McCall bool Dependent, 1291c373d48502ca7683ab55385f5bd624d778eb288dJohn McCall CXXRecordDecl *NamingClass, 1292f7a1a744eba4b29ceb0f20af8f34515d892fdd64John McCall NestedNameSpecifier *Qualifier, 1293f7a1a744eba4b29ceb0f20af8f34515d892fdd64John McCall SourceRange QualifierRange, 1294f7a1a744eba4b29ceb0f20af8f34515d892fdd64John McCall DeclarationName Name, 1295f7a1a744eba4b29ceb0f20af8f34515d892fdd64John McCall SourceLocation NameLoc, 1296f7a1a744eba4b29ceb0f20af8f34515d892fdd64John McCall bool ADL, 1297f7a1a744eba4b29ceb0f20af8f34515d892fdd64John McCall const TemplateArgumentListInfo &Args); 1298f7a1a744eba4b29ceb0f20af8f34515d892fdd64John McCall 1299ba13543329afac4a0d01304ec2ec4924d99306a6John McCall /// True if this declaration should be extended by 1300ba13543329afac4a0d01304ec2ec4924d99306a6John McCall /// argument-dependent lookup. 1301ba13543329afac4a0d01304ec2ec4924d99306a6John McCall bool requiresADL() const { return RequiresADL; } 1302ba13543329afac4a0d01304ec2ec4924d99306a6John McCall 13037453ed4cb2cab113de3378df371b1c6f1243d832John McCall /// True if this lookup is overloaded. 13047453ed4cb2cab113de3378df371b1c6f1243d832John McCall bool isOverloaded() const { return Overloaded; } 13057453ed4cb2cab113de3378df371b1c6f1243d832John McCall 1306c373d48502ca7683ab55385f5bd624d778eb288dJohn McCall /// Gets the 'naming class' (in the sense of C++0x 1307c373d48502ca7683ab55385f5bd624d778eb288dJohn McCall /// [class.access.base]p5) of the lookup. This is the scope 1308c373d48502ca7683ab55385f5bd624d778eb288dJohn McCall /// that was looked in to find these results. 1309c373d48502ca7683ab55385f5bd624d778eb288dJohn McCall CXXRecordDecl *getNamingClass() const { return NamingClass; } 1310c373d48502ca7683ab55385f5bd624d778eb288dJohn McCall 1311f7a1a744eba4b29ceb0f20af8f34515d892fdd64John McCall // Note that, inconsistently with the explicit-template-argument AST 1312f7a1a744eba4b29ceb0f20af8f34515d892fdd64John McCall // nodes, users are *forbidden* from calling these methods on objects 1313f7a1a744eba4b29ceb0f20af8f34515d892fdd64John McCall // without explicit template arguments. 1314f7a1a744eba4b29ceb0f20af8f34515d892fdd64John McCall 13157bb12da2b0749eeebb21854c77877736969e59f2John McCall ExplicitTemplateArgumentList &getExplicitTemplateArgs() { 13167bb12da2b0749eeebb21854c77877736969e59f2John McCall assert(hasExplicitTemplateArgs()); 13177bb12da2b0749eeebb21854c77877736969e59f2John McCall return *reinterpret_cast<ExplicitTemplateArgumentList*>(this + 1); 13187bb12da2b0749eeebb21854c77877736969e59f2John McCall } 13197bb12da2b0749eeebb21854c77877736969e59f2John McCall 1320f7a1a744eba4b29ceb0f20af8f34515d892fdd64John McCall /// Gets a reference to the explicit template argument list. 1321f7a1a744eba4b29ceb0f20af8f34515d892fdd64John McCall const ExplicitTemplateArgumentList &getExplicitTemplateArgs() const { 1322f7a1a744eba4b29ceb0f20af8f34515d892fdd64John McCall assert(hasExplicitTemplateArgs()); 1323f7a1a744eba4b29ceb0f20af8f34515d892fdd64John McCall return *reinterpret_cast<const ExplicitTemplateArgumentList*>(this + 1); 1324f7a1a744eba4b29ceb0f20af8f34515d892fdd64John McCall } 1325f7a1a744eba4b29ceb0f20af8f34515d892fdd64John McCall 1326f7a1a744eba4b29ceb0f20af8f34515d892fdd64John McCall /// \brief Copies the template arguments (if present) into the given 1327f7a1a744eba4b29ceb0f20af8f34515d892fdd64John McCall /// structure. 1328f7a1a744eba4b29ceb0f20af8f34515d892fdd64John McCall void copyTemplateArgumentsInto(TemplateArgumentListInfo &List) const { 1329f7a1a744eba4b29ceb0f20af8f34515d892fdd64John McCall getExplicitTemplateArgs().copyInto(List); 1330f7a1a744eba4b29ceb0f20af8f34515d892fdd64John McCall } 1331ba13543329afac4a0d01304ec2ec4924d99306a6John McCall 1332f7a1a744eba4b29ceb0f20af8f34515d892fdd64John McCall SourceLocation getLAngleLoc() const { 1333f7a1a744eba4b29ceb0f20af8f34515d892fdd64John McCall return getExplicitTemplateArgs().LAngleLoc; 1334f7a1a744eba4b29ceb0f20af8f34515d892fdd64John McCall } 1335f7a1a744eba4b29ceb0f20af8f34515d892fdd64John McCall 1336f7a1a744eba4b29ceb0f20af8f34515d892fdd64John McCall SourceLocation getRAngleLoc() const { 1337f7a1a744eba4b29ceb0f20af8f34515d892fdd64John McCall return getExplicitTemplateArgs().RAngleLoc; 1338f7a1a744eba4b29ceb0f20af8f34515d892fdd64John McCall } 1339f7a1a744eba4b29ceb0f20af8f34515d892fdd64John McCall 1340f7a1a744eba4b29ceb0f20af8f34515d892fdd64John McCall TemplateArgumentLoc const *getTemplateArgs() const { 1341f7a1a744eba4b29ceb0f20af8f34515d892fdd64John McCall return getExplicitTemplateArgs().getTemplateArgs(); 1342f7a1a744eba4b29ceb0f20af8f34515d892fdd64John McCall } 1343f7a1a744eba4b29ceb0f20af8f34515d892fdd64John McCall 1344f7a1a744eba4b29ceb0f20af8f34515d892fdd64John McCall unsigned getNumTemplateArgs() const { 1345f7a1a744eba4b29ceb0f20af8f34515d892fdd64John McCall return getExplicitTemplateArgs().NumTemplateArgs; 1346f7a1a744eba4b29ceb0f20af8f34515d892fdd64John McCall } 1347ba13543329afac4a0d01304ec2ec4924d99306a6John McCall 1348ba13543329afac4a0d01304ec2ec4924d99306a6John McCall virtual SourceRange getSourceRange() const { 13497bb12da2b0749eeebb21854c77877736969e59f2John McCall SourceRange Range(getNameLoc()); 13507bb12da2b0749eeebb21854c77877736969e59f2John McCall if (getQualifier()) Range.setBegin(getQualifierRange().getBegin()); 1351f7a1a744eba4b29ceb0f20af8f34515d892fdd64John McCall if (hasExplicitTemplateArgs()) Range.setEnd(getRAngleLoc()); 1352f7a1a744eba4b29ceb0f20af8f34515d892fdd64John McCall return Range; 1353ba13543329afac4a0d01304ec2ec4924d99306a6John McCall } 1354ba13543329afac4a0d01304ec2ec4924d99306a6John McCall 1355ba13543329afac4a0d01304ec2ec4924d99306a6John McCall virtual StmtIterator child_begin(); 1356ba13543329afac4a0d01304ec2ec4924d99306a6John McCall virtual StmtIterator child_end(); 1357ba13543329afac4a0d01304ec2ec4924d99306a6John McCall 1358ba13543329afac4a0d01304ec2ec4924d99306a6John McCall static bool classof(const Stmt *T) { 1359ba13543329afac4a0d01304ec2ec4924d99306a6John McCall return T->getStmtClass() == UnresolvedLookupExprClass; 1360ba13543329afac4a0d01304ec2ec4924d99306a6John McCall } 1361ba13543329afac4a0d01304ec2ec4924d99306a6John McCall static bool classof(const UnresolvedLookupExpr *) { return true; } 1362ba13543329afac4a0d01304ec2ec4924d99306a6John McCall}; 1363ba13543329afac4a0d01304ec2ec4924d99306a6John McCall 13645953d8b37f92f0cf548941f617c9b0a7703df33bDouglas Gregor/// \brief A qualified reference to a name whose declaration cannot 13655953d8b37f92f0cf548941f617c9b0a7703df33bDouglas Gregor/// yet be resolved. 13665953d8b37f92f0cf548941f617c9b0a7703df33bDouglas Gregor/// 1367ba13543329afac4a0d01304ec2ec4924d99306a6John McCall/// DependentScopeDeclRefExpr is similar to DeclRefExpr in that 1368a2813cec2605ce7878d1b13471d685f689b251afDouglas Gregor/// it expresses a reference to a declaration such as 13695953d8b37f92f0cf548941f617c9b0a7703df33bDouglas Gregor/// X<T>::value. The difference, however, is that an 1370865d447ac6a4721ab58e898d014a21f2eff74b06John McCall/// DependentScopeDeclRefExpr node is used only within C++ templates when 13715953d8b37f92f0cf548941f617c9b0a7703df33bDouglas Gregor/// the qualification (e.g., X<T>::) refers to a dependent type. In 13725953d8b37f92f0cf548941f617c9b0a7703df33bDouglas Gregor/// this case, X<T>::value cannot resolve to a declaration because the 13735953d8b37f92f0cf548941f617c9b0a7703df33bDouglas Gregor/// declaration will differ from on instantiation of X<T> to the 1374865d447ac6a4721ab58e898d014a21f2eff74b06John McCall/// next. Therefore, DependentScopeDeclRefExpr keeps track of the 1375ab452ba8323d1985e08bade2bced588cddf2cc28Douglas Gregor/// qualifier (X<T>::) and the name of the entity being referenced 1376a2813cec2605ce7878d1b13471d685f689b251afDouglas Gregor/// ("value"). Such expressions will instantiate to a DeclRefExpr once the 1377a2813cec2605ce7878d1b13471d685f689b251afDouglas Gregor/// declaration can be found. 1378865d447ac6a4721ab58e898d014a21f2eff74b06John McCallclass DependentScopeDeclRefExpr : public Expr { 13795953d8b37f92f0cf548941f617c9b0a7703df33bDouglas Gregor /// The name of the entity we will be referencing. 13805953d8b37f92f0cf548941f617c9b0a7703df33bDouglas Gregor DeclarationName Name; 13815953d8b37f92f0cf548941f617c9b0a7703df33bDouglas Gregor 13825953d8b37f92f0cf548941f617c9b0a7703df33bDouglas Gregor /// Location of the name of the declaration we're referencing. 13835953d8b37f92f0cf548941f617c9b0a7703df33bDouglas Gregor SourceLocation Loc; 13845953d8b37f92f0cf548941f617c9b0a7703df33bDouglas Gregor 13855953d8b37f92f0cf548941f617c9b0a7703df33bDouglas Gregor /// QualifierRange - The source range that covers the 13865953d8b37f92f0cf548941f617c9b0a7703df33bDouglas Gregor /// nested-name-specifier. 13875953d8b37f92f0cf548941f617c9b0a7703df33bDouglas Gregor SourceRange QualifierRange; 13885953d8b37f92f0cf548941f617c9b0a7703df33bDouglas Gregor 1389ab452ba8323d1985e08bade2bced588cddf2cc28Douglas Gregor /// \brief The nested-name-specifier that qualifies this unresolved 1390ab452ba8323d1985e08bade2bced588cddf2cc28Douglas Gregor /// declaration name. 1391f7a1a744eba4b29ceb0f20af8f34515d892fdd64John McCall NestedNameSpecifier *Qualifier; 13925953d8b37f92f0cf548941f617c9b0a7703df33bDouglas Gregor 1393f7a1a744eba4b29ceb0f20af8f34515d892fdd64John McCall /// \brief Whether the name includes explicit template arguments. 1394f7a1a744eba4b29ceb0f20af8f34515d892fdd64John McCall bool HasExplicitTemplateArgs; 13951eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 1396f7a1a744eba4b29ceb0f20af8f34515d892fdd64John McCall DependentScopeDeclRefExpr(QualType T, 1397f7a1a744eba4b29ceb0f20af8f34515d892fdd64John McCall NestedNameSpecifier *Qualifier, 1398f7a1a744eba4b29ceb0f20af8f34515d892fdd64John McCall SourceRange QualifierRange, 1399f7a1a744eba4b29ceb0f20af8f34515d892fdd64John McCall DeclarationName Name, 1400f7a1a744eba4b29ceb0f20af8f34515d892fdd64John McCall SourceLocation NameLoc, 1401f7a1a744eba4b29ceb0f20af8f34515d892fdd64John McCall bool HasExplicitTemplateArgs) 1402865d447ac6a4721ab58e898d014a21f2eff74b06John McCall : Expr(DependentScopeDeclRefExprClass, T, true, true), 1403f7a1a744eba4b29ceb0f20af8f34515d892fdd64John McCall Name(Name), Loc(NameLoc), 1404f7a1a744eba4b29ceb0f20af8f34515d892fdd64John McCall QualifierRange(QualifierRange), Qualifier(Qualifier), 1405f7a1a744eba4b29ceb0f20af8f34515d892fdd64John McCall HasExplicitTemplateArgs(HasExplicitTemplateArgs) 1406f7a1a744eba4b29ceb0f20af8f34515d892fdd64John McCall {} 1407f7a1a744eba4b29ceb0f20af8f34515d892fdd64John McCall 1408f7a1a744eba4b29ceb0f20af8f34515d892fdd64John McCallpublic: 1409f7a1a744eba4b29ceb0f20af8f34515d892fdd64John McCall static DependentScopeDeclRefExpr *Create(ASTContext &C, 1410f7a1a744eba4b29ceb0f20af8f34515d892fdd64John McCall NestedNameSpecifier *Qualifier, 1411f7a1a744eba4b29ceb0f20af8f34515d892fdd64John McCall SourceRange QualifierRange, 1412f7a1a744eba4b29ceb0f20af8f34515d892fdd64John McCall DeclarationName Name, 1413f7a1a744eba4b29ceb0f20af8f34515d892fdd64John McCall SourceLocation NameLoc, 1414f7a1a744eba4b29ceb0f20af8f34515d892fdd64John McCall const TemplateArgumentListInfo *TemplateArgs = 0); 14155953d8b37f92f0cf548941f617c9b0a7703df33bDouglas Gregor 14165953d8b37f92f0cf548941f617c9b0a7703df33bDouglas Gregor /// \brief Retrieve the name that this expression refers to. 14175953d8b37f92f0cf548941f617c9b0a7703df33bDouglas Gregor DeclarationName getDeclName() const { return Name; } 14185953d8b37f92f0cf548941f617c9b0a7703df33bDouglas Gregor 14195953d8b37f92f0cf548941f617c9b0a7703df33bDouglas Gregor /// \brief Retrieve the location of the name within the expression. 14205953d8b37f92f0cf548941f617c9b0a7703df33bDouglas Gregor SourceLocation getLocation() const { return Loc; } 14215953d8b37f92f0cf548941f617c9b0a7703df33bDouglas Gregor 14225953d8b37f92f0cf548941f617c9b0a7703df33bDouglas Gregor /// \brief Retrieve the source range of the nested-name-specifier. 14235953d8b37f92f0cf548941f617c9b0a7703df33bDouglas Gregor SourceRange getQualifierRange() const { return QualifierRange; } 14245953d8b37f92f0cf548941f617c9b0a7703df33bDouglas Gregor 1425ab452ba8323d1985e08bade2bced588cddf2cc28Douglas Gregor /// \brief Retrieve the nested-name-specifier that qualifies this 1426ab452ba8323d1985e08bade2bced588cddf2cc28Douglas Gregor /// declaration. 1427edce4dd44732dfad69f28822dddcf2b8e92b4483Douglas Gregor NestedNameSpecifier *getQualifier() const { return Qualifier; } 14281eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 1429f7a1a744eba4b29ceb0f20af8f34515d892fdd64John McCall /// Determines whether this lookup had explicit template arguments. 1430f7a1a744eba4b29ceb0f20af8f34515d892fdd64John McCall bool hasExplicitTemplateArgs() const { return HasExplicitTemplateArgs; } 14311eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 1432f7a1a744eba4b29ceb0f20af8f34515d892fdd64John McCall // Note that, inconsistently with the explicit-template-argument AST 1433f7a1a744eba4b29ceb0f20af8f34515d892fdd64John McCall // nodes, users are *forbidden* from calling these methods on objects 1434f7a1a744eba4b29ceb0f20af8f34515d892fdd64John McCall // without explicit template arguments. 14351eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 1436f7a1a744eba4b29ceb0f20af8f34515d892fdd64John McCall /// Gets a reference to the explicit template argument list. 1437f7a1a744eba4b29ceb0f20af8f34515d892fdd64John McCall const ExplicitTemplateArgumentList &getExplicitTemplateArgs() const { 1438f7a1a744eba4b29ceb0f20af8f34515d892fdd64John McCall assert(hasExplicitTemplateArgs()); 1439f7a1a744eba4b29ceb0f20af8f34515d892fdd64John McCall return *reinterpret_cast<const ExplicitTemplateArgumentList*>(this + 1); 1440f7a1a744eba4b29ceb0f20af8f34515d892fdd64John McCall } 14411eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 1442f7a1a744eba4b29ceb0f20af8f34515d892fdd64John McCall /// \brief Copies the template arguments (if present) into the given 1443f7a1a744eba4b29ceb0f20af8f34515d892fdd64John McCall /// structure. 1444f7a1a744eba4b29ceb0f20af8f34515d892fdd64John McCall void copyTemplateArgumentsInto(TemplateArgumentListInfo &List) const { 1445f7a1a744eba4b29ceb0f20af8f34515d892fdd64John McCall getExplicitTemplateArgs().copyInto(List); 1446f7a1a744eba4b29ceb0f20af8f34515d892fdd64John McCall } 1447f7a1a744eba4b29ceb0f20af8f34515d892fdd64John McCall 1448f7a1a744eba4b29ceb0f20af8f34515d892fdd64John McCall SourceLocation getLAngleLoc() const { 1449f7a1a744eba4b29ceb0f20af8f34515d892fdd64John McCall return getExplicitTemplateArgs().LAngleLoc; 1450edce4dd44732dfad69f28822dddcf2b8e92b4483Douglas Gregor } 14511eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 1452f7a1a744eba4b29ceb0f20af8f34515d892fdd64John McCall SourceLocation getRAngleLoc() const { 1453f7a1a744eba4b29ceb0f20af8f34515d892fdd64John McCall return getExplicitTemplateArgs().RAngleLoc; 1454f7a1a744eba4b29ceb0f20af8f34515d892fdd64John McCall } 14551eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 1456f7a1a744eba4b29ceb0f20af8f34515d892fdd64John McCall TemplateArgumentLoc const *getTemplateArgs() const { 1457f7a1a744eba4b29ceb0f20af8f34515d892fdd64John McCall return getExplicitTemplateArgs().getTemplateArgs(); 1458d5532b6cfff2977e0c59fa6ead7f7973984a620dJohn McCall } 1459d5532b6cfff2977e0c59fa6ead7f7973984a620dJohn McCall 1460f7a1a744eba4b29ceb0f20af8f34515d892fdd64John McCall unsigned getNumTemplateArgs() const { 1461f7a1a744eba4b29ceb0f20af8f34515d892fdd64John McCall return getExplicitTemplateArgs().NumTemplateArgs; 1462f7a1a744eba4b29ceb0f20af8f34515d892fdd64John McCall } 14631eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 1464edce4dd44732dfad69f28822dddcf2b8e92b4483Douglas Gregor virtual SourceRange getSourceRange() const { 1465f7a1a744eba4b29ceb0f20af8f34515d892fdd64John McCall SourceRange Range(QualifierRange.getBegin(), getLocation()); 1466f7a1a744eba4b29ceb0f20af8f34515d892fdd64John McCall if (hasExplicitTemplateArgs()) 1467f7a1a744eba4b29ceb0f20af8f34515d892fdd64John McCall Range.setEnd(getRAngleLoc()); 1468f7a1a744eba4b29ceb0f20af8f34515d892fdd64John McCall return Range; 1469edce4dd44732dfad69f28822dddcf2b8e92b4483Douglas Gregor } 14701eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 14711eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump static bool classof(const Stmt *T) { 1472f7a1a744eba4b29ceb0f20af8f34515d892fdd64John McCall return T->getStmtClass() == DependentScopeDeclRefExprClass; 1473edce4dd44732dfad69f28822dddcf2b8e92b4483Douglas Gregor } 1474f7a1a744eba4b29ceb0f20af8f34515d892fdd64John McCall static bool classof(const DependentScopeDeclRefExpr *) { return true; } 1475f7a1a744eba4b29ceb0f20af8f34515d892fdd64John McCall 1476f7a1a744eba4b29ceb0f20af8f34515d892fdd64John McCall virtual StmtIterator child_begin(); 1477f7a1a744eba4b29ceb0f20af8f34515d892fdd64John McCall virtual StmtIterator child_end(); 1478edce4dd44732dfad69f28822dddcf2b8e92b4483Douglas Gregor}; 14791eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 14802d44e8a41de8a33c0f04ac198714f71dc841bab0Anders Carlssonclass CXXExprWithTemporaries : public Expr { 148102bbfa33590dfe3107e801fb526b7ab0bdfd00eeAnders Carlsson Stmt *SubExpr; 14821eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 1483ff6b3d64c9f07155f1414411b8451d7bf8937c62Anders Carlsson CXXTemporary **Temps; 1484ff6b3d64c9f07155f1414411b8451d7bf8937c62Anders Carlsson unsigned NumTemps; 148502bbfa33590dfe3107e801fb526b7ab0bdfd00eeAnders Carlsson 14861eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump CXXExprWithTemporaries(Expr *SubExpr, CXXTemporary **Temps, 14870ece491d8f62ce67f047491a6703fac0d3bd4ff4Anders Carlsson unsigned NumTemps); 14882d44e8a41de8a33c0f04ac198714f71dc841bab0Anders Carlsson ~CXXExprWithTemporaries(); 148942602bb40aefcc2751d4078ba88aacf4d965c9bdDouglas Gregor 149042602bb40aefcc2751d4078ba88aacf4d965c9bdDouglas Gregorprotected: 149142602bb40aefcc2751d4078ba88aacf4d965c9bdDouglas Gregor virtual void DoDestroy(ASTContext &C); 149242602bb40aefcc2751d4078ba88aacf4d965c9bdDouglas Gregor 149388eaf075c56672761b72cc50957db4a35bf24ebdAnders Carlssonpublic: 149488eaf075c56672761b72cc50957db4a35bf24ebdAnders Carlsson static CXXExprWithTemporaries *Create(ASTContext &C, Expr *SubExpr, 14950ece491d8f62ce67f047491a6703fac0d3bd4ff4Anders Carlsson CXXTemporary **Temps, 14960ece491d8f62ce67f047491a6703fac0d3bd4ff4Anders Carlsson unsigned NumTemps); 14971eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 149888eaf075c56672761b72cc50957db4a35bf24ebdAnders Carlsson unsigned getNumTemporaries() const { return NumTemps; } 149988eaf075c56672761b72cc50957db4a35bf24ebdAnders Carlsson CXXTemporary *getTemporary(unsigned i) { 150088eaf075c56672761b72cc50957db4a35bf24ebdAnders Carlsson assert(i < NumTemps && "Index out of range"); 150188eaf075c56672761b72cc50957db4a35bf24ebdAnders Carlsson return Temps[i]; 150288eaf075c56672761b72cc50957db4a35bf24ebdAnders Carlsson } 1503f0721fe438d7e40c168e5d664970e7830bc138fbAnders Carlsson const CXXTemporary *getTemporary(unsigned i) const { 15040ece491d8f62ce67f047491a6703fac0d3bd4ff4Anders Carlsson return const_cast<CXXExprWithTemporaries*>(this)->getTemporary(i); 1505f0721fe438d7e40c168e5d664970e7830bc138fbAnders Carlsson } 15061eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 150702bbfa33590dfe3107e801fb526b7ab0bdfd00eeAnders Carlsson Expr *getSubExpr() { return cast<Expr>(SubExpr); } 1508f0721fe438d7e40c168e5d664970e7830bc138fbAnders Carlsson const Expr *getSubExpr() const { return cast<Expr>(SubExpr); } 150988eaf075c56672761b72cc50957db4a35bf24ebdAnders Carlsson void setSubExpr(Expr *E) { SubExpr = E; } 151002bbfa33590dfe3107e801fb526b7ab0bdfd00eeAnders Carlsson 151196be6917e1c4ba1f4435a14c9e7c6c139571d086Douglas Gregor virtual SourceRange getSourceRange() const { 151296be6917e1c4ba1f4435a14c9e7c6c139571d086Douglas Gregor return SubExpr->getSourceRange(); 151396be6917e1c4ba1f4435a14c9e7c6c139571d086Douglas Gregor } 151402bbfa33590dfe3107e801fb526b7ab0bdfd00eeAnders Carlsson 151502bbfa33590dfe3107e801fb526b7ab0bdfd00eeAnders Carlsson // Implement isa/cast/dyncast/etc. 151602bbfa33590dfe3107e801fb526b7ab0bdfd00eeAnders Carlsson static bool classof(const Stmt *T) { 15172d44e8a41de8a33c0f04ac198714f71dc841bab0Anders Carlsson return T->getStmtClass() == CXXExprWithTemporariesClass; 151802bbfa33590dfe3107e801fb526b7ab0bdfd00eeAnders Carlsson } 15192d44e8a41de8a33c0f04ac198714f71dc841bab0Anders Carlsson static bool classof(const CXXExprWithTemporaries *) { return true; } 152002bbfa33590dfe3107e801fb526b7ab0bdfd00eeAnders Carlsson 152102bbfa33590dfe3107e801fb526b7ab0bdfd00eeAnders Carlsson // Iterators 152202bbfa33590dfe3107e801fb526b7ab0bdfd00eeAnders Carlsson virtual child_iterator child_begin(); 152302bbfa33590dfe3107e801fb526b7ab0bdfd00eeAnders Carlsson virtual child_iterator child_end(); 152402bbfa33590dfe3107e801fb526b7ab0bdfd00eeAnders Carlsson}; 152502bbfa33590dfe3107e801fb526b7ab0bdfd00eeAnders Carlsson 1526d81e6ca6e378c3996a139066a5c4b7fc1869630cDouglas Gregor/// \brief Describes an explicit type conversion that uses functional 1527d81e6ca6e378c3996a139066a5c4b7fc1869630cDouglas Gregor/// notion but could not be resolved because one or more arguments are 1528d81e6ca6e378c3996a139066a5c4b7fc1869630cDouglas Gregor/// type-dependent. 1529d81e6ca6e378c3996a139066a5c4b7fc1869630cDouglas Gregor/// 1530d81e6ca6e378c3996a139066a5c4b7fc1869630cDouglas Gregor/// The explicit type conversions expressed by 1531d81e6ca6e378c3996a139066a5c4b7fc1869630cDouglas Gregor/// CXXUnresolvedConstructExpr have the form \c T(a1, a2, ..., aN), 1532d81e6ca6e378c3996a139066a5c4b7fc1869630cDouglas Gregor/// where \c T is some type and \c a1, a2, ..., aN are values, and 1533d81e6ca6e378c3996a139066a5c4b7fc1869630cDouglas Gregor/// either \C T is a dependent type or one or more of the \c a's is 1534d81e6ca6e378c3996a139066a5c4b7fc1869630cDouglas Gregor/// type-dependent. For example, this would occur in a template such 1535d81e6ca6e378c3996a139066a5c4b7fc1869630cDouglas Gregor/// as: 1536d81e6ca6e378c3996a139066a5c4b7fc1869630cDouglas Gregor/// 1537d81e6ca6e378c3996a139066a5c4b7fc1869630cDouglas Gregor/// \code 1538d81e6ca6e378c3996a139066a5c4b7fc1869630cDouglas Gregor/// template<typename T, typename A1> 1539d81e6ca6e378c3996a139066a5c4b7fc1869630cDouglas Gregor/// inline T make_a(const A1& a1) { 1540d81e6ca6e378c3996a139066a5c4b7fc1869630cDouglas Gregor/// return T(a1); 1541d81e6ca6e378c3996a139066a5c4b7fc1869630cDouglas Gregor/// } 1542d81e6ca6e378c3996a139066a5c4b7fc1869630cDouglas Gregor/// \endcode 1543d81e6ca6e378c3996a139066a5c4b7fc1869630cDouglas Gregor/// 1544d81e6ca6e378c3996a139066a5c4b7fc1869630cDouglas Gregor/// When the returned expression is instantiated, it may resolve to a 1545d81e6ca6e378c3996a139066a5c4b7fc1869630cDouglas Gregor/// constructor call, conversion function call, or some kind of type 1546d81e6ca6e378c3996a139066a5c4b7fc1869630cDouglas Gregor/// conversion. 1547d81e6ca6e378c3996a139066a5c4b7fc1869630cDouglas Gregorclass CXXUnresolvedConstructExpr : public Expr { 1548d81e6ca6e378c3996a139066a5c4b7fc1869630cDouglas Gregor /// \brief The starting location of the type 1549d81e6ca6e378c3996a139066a5c4b7fc1869630cDouglas Gregor SourceLocation TyBeginLoc; 1550d81e6ca6e378c3996a139066a5c4b7fc1869630cDouglas Gregor 1551d81e6ca6e378c3996a139066a5c4b7fc1869630cDouglas Gregor /// \brief The type being constructed. 1552d81e6ca6e378c3996a139066a5c4b7fc1869630cDouglas Gregor QualType Type; 1553d81e6ca6e378c3996a139066a5c4b7fc1869630cDouglas Gregor 1554d81e6ca6e378c3996a139066a5c4b7fc1869630cDouglas Gregor /// \brief The location of the left parentheses ('('). 1555d81e6ca6e378c3996a139066a5c4b7fc1869630cDouglas Gregor SourceLocation LParenLoc; 1556d81e6ca6e378c3996a139066a5c4b7fc1869630cDouglas Gregor 1557d81e6ca6e378c3996a139066a5c4b7fc1869630cDouglas Gregor /// \brief The location of the right parentheses (')'). 1558d81e6ca6e378c3996a139066a5c4b7fc1869630cDouglas Gregor SourceLocation RParenLoc; 1559d81e6ca6e378c3996a139066a5c4b7fc1869630cDouglas Gregor 1560d81e6ca6e378c3996a139066a5c4b7fc1869630cDouglas Gregor /// \brief The number of arguments used to construct the type. 1561d81e6ca6e378c3996a139066a5c4b7fc1869630cDouglas Gregor unsigned NumArgs; 15621eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 1563d81e6ca6e378c3996a139066a5c4b7fc1869630cDouglas Gregor CXXUnresolvedConstructExpr(SourceLocation TyBegin, 1564d81e6ca6e378c3996a139066a5c4b7fc1869630cDouglas Gregor QualType T, 1565d81e6ca6e378c3996a139066a5c4b7fc1869630cDouglas Gregor SourceLocation LParenLoc, 1566d81e6ca6e378c3996a139066a5c4b7fc1869630cDouglas Gregor Expr **Args, 1567d81e6ca6e378c3996a139066a5c4b7fc1869630cDouglas Gregor unsigned NumArgs, 1568d81e6ca6e378c3996a139066a5c4b7fc1869630cDouglas Gregor SourceLocation RParenLoc); 1569d81e6ca6e378c3996a139066a5c4b7fc1869630cDouglas Gregor 1570d81e6ca6e378c3996a139066a5c4b7fc1869630cDouglas Gregorpublic: 15711eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump static CXXUnresolvedConstructExpr *Create(ASTContext &C, 1572d81e6ca6e378c3996a139066a5c4b7fc1869630cDouglas Gregor SourceLocation TyBegin, 1573d81e6ca6e378c3996a139066a5c4b7fc1869630cDouglas Gregor QualType T, 1574d81e6ca6e378c3996a139066a5c4b7fc1869630cDouglas Gregor SourceLocation LParenLoc, 1575d81e6ca6e378c3996a139066a5c4b7fc1869630cDouglas Gregor Expr **Args, 1576d81e6ca6e378c3996a139066a5c4b7fc1869630cDouglas Gregor unsigned NumArgs, 1577d81e6ca6e378c3996a139066a5c4b7fc1869630cDouglas Gregor SourceLocation RParenLoc); 1578d81e6ca6e378c3996a139066a5c4b7fc1869630cDouglas Gregor 1579d81e6ca6e378c3996a139066a5c4b7fc1869630cDouglas Gregor /// \brief Retrieve the source location where the type begins. 1580d81e6ca6e378c3996a139066a5c4b7fc1869630cDouglas Gregor SourceLocation getTypeBeginLoc() const { return TyBeginLoc; } 1581d81e6ca6e378c3996a139066a5c4b7fc1869630cDouglas Gregor void setTypeBeginLoc(SourceLocation L) { TyBeginLoc = L; } 1582d81e6ca6e378c3996a139066a5c4b7fc1869630cDouglas Gregor 1583d81e6ca6e378c3996a139066a5c4b7fc1869630cDouglas Gregor /// \brief Retrieve the type that is being constructed, as specified 1584d81e6ca6e378c3996a139066a5c4b7fc1869630cDouglas Gregor /// in the source code. 1585d81e6ca6e378c3996a139066a5c4b7fc1869630cDouglas Gregor QualType getTypeAsWritten() const { return Type; } 1586d81e6ca6e378c3996a139066a5c4b7fc1869630cDouglas Gregor void setTypeAsWritten(QualType T) { Type = T; } 1587d81e6ca6e378c3996a139066a5c4b7fc1869630cDouglas Gregor 1588d81e6ca6e378c3996a139066a5c4b7fc1869630cDouglas Gregor /// \brief Retrieve the location of the left parentheses ('(') that 1589d81e6ca6e378c3996a139066a5c4b7fc1869630cDouglas Gregor /// precedes the argument list. 1590d81e6ca6e378c3996a139066a5c4b7fc1869630cDouglas Gregor SourceLocation getLParenLoc() const { return LParenLoc; } 1591d81e6ca6e378c3996a139066a5c4b7fc1869630cDouglas Gregor void setLParenLoc(SourceLocation L) { LParenLoc = L; } 1592d81e6ca6e378c3996a139066a5c4b7fc1869630cDouglas Gregor 1593d81e6ca6e378c3996a139066a5c4b7fc1869630cDouglas Gregor /// \brief Retrieve the location of the right parentheses (')') that 1594d81e6ca6e378c3996a139066a5c4b7fc1869630cDouglas Gregor /// follows the argument list. 1595d81e6ca6e378c3996a139066a5c4b7fc1869630cDouglas Gregor SourceLocation getRParenLoc() const { return RParenLoc; } 1596d81e6ca6e378c3996a139066a5c4b7fc1869630cDouglas Gregor void setRParenLoc(SourceLocation L) { RParenLoc = L; } 1597d81e6ca6e378c3996a139066a5c4b7fc1869630cDouglas Gregor 1598d81e6ca6e378c3996a139066a5c4b7fc1869630cDouglas Gregor /// \brief Retrieve the number of arguments. 1599d81e6ca6e378c3996a139066a5c4b7fc1869630cDouglas Gregor unsigned arg_size() const { return NumArgs; } 1600d81e6ca6e378c3996a139066a5c4b7fc1869630cDouglas Gregor 1601d81e6ca6e378c3996a139066a5c4b7fc1869630cDouglas Gregor typedef Expr** arg_iterator; 1602d81e6ca6e378c3996a139066a5c4b7fc1869630cDouglas Gregor arg_iterator arg_begin() { return reinterpret_cast<Expr**>(this + 1); } 1603d81e6ca6e378c3996a139066a5c4b7fc1869630cDouglas Gregor arg_iterator arg_end() { return arg_begin() + NumArgs; } 1604d81e6ca6e378c3996a139066a5c4b7fc1869630cDouglas Gregor 16051dd7383dc48718c452e71a625b29531dd96fbb9dJohn McCall typedef const Expr* const * const_arg_iterator; 16061dd7383dc48718c452e71a625b29531dd96fbb9dJohn McCall const_arg_iterator arg_begin() const { 16071dd7383dc48718c452e71a625b29531dd96fbb9dJohn McCall return reinterpret_cast<const Expr* const *>(this + 1); 16081dd7383dc48718c452e71a625b29531dd96fbb9dJohn McCall } 16091dd7383dc48718c452e71a625b29531dd96fbb9dJohn McCall const_arg_iterator arg_end() const { 16101dd7383dc48718c452e71a625b29531dd96fbb9dJohn McCall return arg_begin() + NumArgs; 16111dd7383dc48718c452e71a625b29531dd96fbb9dJohn McCall } 16121dd7383dc48718c452e71a625b29531dd96fbb9dJohn McCall 1613d81e6ca6e378c3996a139066a5c4b7fc1869630cDouglas Gregor Expr *getArg(unsigned I) { 1614d81e6ca6e378c3996a139066a5c4b7fc1869630cDouglas Gregor assert(I < NumArgs && "Argument index out-of-range"); 1615d81e6ca6e378c3996a139066a5c4b7fc1869630cDouglas Gregor return *(arg_begin() + I); 1616d81e6ca6e378c3996a139066a5c4b7fc1869630cDouglas Gregor } 1617d81e6ca6e378c3996a139066a5c4b7fc1869630cDouglas Gregor 16181dd7383dc48718c452e71a625b29531dd96fbb9dJohn McCall const Expr *getArg(unsigned I) const { 16191dd7383dc48718c452e71a625b29531dd96fbb9dJohn McCall assert(I < NumArgs && "Argument index out-of-range"); 16201dd7383dc48718c452e71a625b29531dd96fbb9dJohn McCall return *(arg_begin() + I); 16211dd7383dc48718c452e71a625b29531dd96fbb9dJohn McCall } 16221dd7383dc48718c452e71a625b29531dd96fbb9dJohn McCall 1623d81e6ca6e378c3996a139066a5c4b7fc1869630cDouglas Gregor virtual SourceRange getSourceRange() const { 1624d81e6ca6e378c3996a139066a5c4b7fc1869630cDouglas Gregor return SourceRange(TyBeginLoc, RParenLoc); 1625d81e6ca6e378c3996a139066a5c4b7fc1869630cDouglas Gregor } 16261eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump static bool classof(const Stmt *T) { 1627d81e6ca6e378c3996a139066a5c4b7fc1869630cDouglas Gregor return T->getStmtClass() == CXXUnresolvedConstructExprClass; 1628d81e6ca6e378c3996a139066a5c4b7fc1869630cDouglas Gregor } 1629d81e6ca6e378c3996a139066a5c4b7fc1869630cDouglas Gregor static bool classof(const CXXUnresolvedConstructExpr *) { return true; } 1630d81e6ca6e378c3996a139066a5c4b7fc1869630cDouglas Gregor 1631d81e6ca6e378c3996a139066a5c4b7fc1869630cDouglas Gregor // Iterators 1632d81e6ca6e378c3996a139066a5c4b7fc1869630cDouglas Gregor virtual child_iterator child_begin(); 1633d81e6ca6e378c3996a139066a5c4b7fc1869630cDouglas Gregor virtual child_iterator child_end(); 1634d81e6ca6e378c3996a139066a5c4b7fc1869630cDouglas Gregor}; 1635d81e6ca6e378c3996a139066a5c4b7fc1869630cDouglas Gregor 1636ba13543329afac4a0d01304ec2ec4924d99306a6John McCall/// \brief Represents a C++ member access expression where the actual 1637ba13543329afac4a0d01304ec2ec4924d99306a6John McCall/// member referenced could not be resolved because the base 1638ba13543329afac4a0d01304ec2ec4924d99306a6John McCall/// expression or the member name was dependent. 1639aa81e1658d87b9011125c632aa902d154ae4b02cJohn McCall/// 1640aa81e1658d87b9011125c632aa902d154ae4b02cJohn McCall/// Like UnresolvedMemberExprs, these can be either implicit or 1641aa81e1658d87b9011125c632aa902d154ae4b02cJohn McCall/// explicit accesses. It is only possible to get one of these with 1642aa81e1658d87b9011125c632aa902d154ae4b02cJohn McCall/// an implicit access if a qualifier is provided. 1643865d447ac6a4721ab58e898d014a21f2eff74b06John McCallclass CXXDependentScopeMemberExpr : public Expr { 16441c0ca59416999129d0439c2661d137ef38e86209Douglas Gregor /// \brief The expression for the base pointer or class reference, 1645aa81e1658d87b9011125c632aa902d154ae4b02cJohn McCall /// e.g., the \c x in x.f. Can be null in implicit accesses. 16461c0ca59416999129d0439c2661d137ef38e86209Douglas Gregor Stmt *Base; 16471eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 1648aa81e1658d87b9011125c632aa902d154ae4b02cJohn McCall /// \brief The type of the base expression. Never null, even for 1649aa81e1658d87b9011125c632aa902d154ae4b02cJohn McCall /// implicit accesses. 1650aa81e1658d87b9011125c632aa902d154ae4b02cJohn McCall QualType BaseType; 1651aa81e1658d87b9011125c632aa902d154ae4b02cJohn McCall 16521c0ca59416999129d0439c2661d137ef38e86209Douglas Gregor /// \brief Whether this member expression used the '->' operator or 16531c0ca59416999129d0439c2661d137ef38e86209Douglas Gregor /// the '.' operator. 16543b6afbb99a1c44b4076f8e15fb7311405941b306Douglas Gregor bool IsArrow : 1; 16551c0ca59416999129d0439c2661d137ef38e86209Douglas Gregor 16563b6afbb99a1c44b4076f8e15fb7311405941b306Douglas Gregor /// \brief Whether this member expression has explicitly-specified template 16573b6afbb99a1c44b4076f8e15fb7311405941b306Douglas Gregor /// arguments. 1658aa81e1658d87b9011125c632aa902d154ae4b02cJohn McCall bool HasExplicitTemplateArgs : 1; 16591eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 16601c0ca59416999129d0439c2661d137ef38e86209Douglas Gregor /// \brief The location of the '->' or '.' operator. 16611c0ca59416999129d0439c2661d137ef38e86209Douglas Gregor SourceLocation OperatorLoc; 16621c0ca59416999129d0439c2661d137ef38e86209Douglas Gregor 1663a38c687ef5354678b9d76a7b29354159f2b83736Douglas Gregor /// \brief The nested-name-specifier that precedes the member name, if any. 1664a38c687ef5354678b9d76a7b29354159f2b83736Douglas Gregor NestedNameSpecifier *Qualifier; 16651eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 1666a38c687ef5354678b9d76a7b29354159f2b83736Douglas Gregor /// \brief The source range covering the nested name specifier. 1667a38c687ef5354678b9d76a7b29354159f2b83736Douglas Gregor SourceRange QualifierRange; 16681eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 1669c68afe2cbe7f875a9243c411077602fb5f5dc74bDouglas Gregor /// \brief In a qualified member access expression such as t->Base::f, this 16701eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump /// member stores the resolves of name lookup in the context of the member 1671c68afe2cbe7f875a9243c411077602fb5f5dc74bDouglas Gregor /// access expression, to be used at instantiation time. 1672c68afe2cbe7f875a9243c411077602fb5f5dc74bDouglas Gregor /// 1673c68afe2cbe7f875a9243c411077602fb5f5dc74bDouglas Gregor /// FIXME: This member, along with the Qualifier and QualifierRange, could 1674c68afe2cbe7f875a9243c411077602fb5f5dc74bDouglas Gregor /// be stuck into a structure that is optionally allocated at the end of 1675865d447ac6a4721ab58e898d014a21f2eff74b06John McCall /// the CXXDependentScopeMemberExpr, to save space in the common case. 1676c68afe2cbe7f875a9243c411077602fb5f5dc74bDouglas Gregor NamedDecl *FirstQualifierFoundInScope; 16771eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 16781c0ca59416999129d0439c2661d137ef38e86209Douglas Gregor /// \brief The member to which this member expression refers, which 16791c0ca59416999129d0439c2661d137ef38e86209Douglas Gregor /// can be name, overloaded operator, or destructor. 1680a38c687ef5354678b9d76a7b29354159f2b83736Douglas Gregor /// FIXME: could also be a template-id 16811c0ca59416999129d0439c2661d137ef38e86209Douglas Gregor DeclarationName Member; 16821c0ca59416999129d0439c2661d137ef38e86209Douglas Gregor 16831c0ca59416999129d0439c2661d137ef38e86209Douglas Gregor /// \brief The location of the member name. 16841c0ca59416999129d0439c2661d137ef38e86209Douglas Gregor SourceLocation MemberLoc; 16851eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 16863b6afbb99a1c44b4076f8e15fb7311405941b306Douglas Gregor /// \brief Retrieve the explicit template argument list that followed the 16873b6afbb99a1c44b4076f8e15fb7311405941b306Douglas Gregor /// member template name, if any. 16883b6afbb99a1c44b4076f8e15fb7311405941b306Douglas Gregor ExplicitTemplateArgumentList *getExplicitTemplateArgumentList() { 1689aa81e1658d87b9011125c632aa902d154ae4b02cJohn McCall assert(HasExplicitTemplateArgs); 16903b6afbb99a1c44b4076f8e15fb7311405941b306Douglas Gregor return reinterpret_cast<ExplicitTemplateArgumentList *>(this + 1); 16913b6afbb99a1c44b4076f8e15fb7311405941b306Douglas Gregor } 16921eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 16933b6afbb99a1c44b4076f8e15fb7311405941b306Douglas Gregor /// \brief Retrieve the explicit template argument list that followed the 16943b6afbb99a1c44b4076f8e15fb7311405941b306Douglas Gregor /// member template name, if any. 16953b6afbb99a1c44b4076f8e15fb7311405941b306Douglas Gregor const ExplicitTemplateArgumentList *getExplicitTemplateArgumentList() const { 1696865d447ac6a4721ab58e898d014a21f2eff74b06John McCall return const_cast<CXXDependentScopeMemberExpr *>(this) 16973b6afbb99a1c44b4076f8e15fb7311405941b306Douglas Gregor ->getExplicitTemplateArgumentList(); 16983b6afbb99a1c44b4076f8e15fb7311405941b306Douglas Gregor } 16991eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 1700865d447ac6a4721ab58e898d014a21f2eff74b06John McCall CXXDependentScopeMemberExpr(ASTContext &C, 1701aa81e1658d87b9011125c632aa902d154ae4b02cJohn McCall Expr *Base, QualType BaseType, bool IsArrow, 17023b6afbb99a1c44b4076f8e15fb7311405941b306Douglas Gregor SourceLocation OperatorLoc, 17033b6afbb99a1c44b4076f8e15fb7311405941b306Douglas Gregor NestedNameSpecifier *Qualifier, 17043b6afbb99a1c44b4076f8e15fb7311405941b306Douglas Gregor SourceRange QualifierRange, 17053b6afbb99a1c44b4076f8e15fb7311405941b306Douglas Gregor NamedDecl *FirstQualifierFoundInScope, 17063b6afbb99a1c44b4076f8e15fb7311405941b306Douglas Gregor DeclarationName Member, 17073b6afbb99a1c44b4076f8e15fb7311405941b306Douglas Gregor SourceLocation MemberLoc, 1708d5532b6cfff2977e0c59fa6ead7f7973984a620dJohn McCall const TemplateArgumentListInfo *TemplateArgs); 17091eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 17101c0ca59416999129d0439c2661d137ef38e86209Douglas Gregorpublic: 1711865d447ac6a4721ab58e898d014a21f2eff74b06John McCall CXXDependentScopeMemberExpr(ASTContext &C, 1712aa81e1658d87b9011125c632aa902d154ae4b02cJohn McCall Expr *Base, QualType BaseType, 1713aa81e1658d87b9011125c632aa902d154ae4b02cJohn McCall bool IsArrow, 17141c0ca59416999129d0439c2661d137ef38e86209Douglas Gregor SourceLocation OperatorLoc, 1715a38c687ef5354678b9d76a7b29354159f2b83736Douglas Gregor NestedNameSpecifier *Qualifier, 1716a38c687ef5354678b9d76a7b29354159f2b83736Douglas Gregor SourceRange QualifierRange, 1717c68afe2cbe7f875a9243c411077602fb5f5dc74bDouglas Gregor NamedDecl *FirstQualifierFoundInScope, 17181c0ca59416999129d0439c2661d137ef38e86209Douglas Gregor DeclarationName Member, 17191c0ca59416999129d0439c2661d137ef38e86209Douglas Gregor SourceLocation MemberLoc) 1720865d447ac6a4721ab58e898d014a21f2eff74b06John McCall : Expr(CXXDependentScopeMemberExprClass, C.DependentTy, true, true), 1721aa81e1658d87b9011125c632aa902d154ae4b02cJohn McCall Base(Base), BaseType(BaseType), IsArrow(IsArrow), 1722aa81e1658d87b9011125c632aa902d154ae4b02cJohn McCall HasExplicitTemplateArgs(false), OperatorLoc(OperatorLoc), 17233b6afbb99a1c44b4076f8e15fb7311405941b306Douglas Gregor Qualifier(Qualifier), QualifierRange(QualifierRange), 17243b6afbb99a1c44b4076f8e15fb7311405941b306Douglas Gregor FirstQualifierFoundInScope(FirstQualifierFoundInScope), 17253b6afbb99a1c44b4076f8e15fb7311405941b306Douglas Gregor Member(Member), MemberLoc(MemberLoc) { } 17261eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 1727865d447ac6a4721ab58e898d014a21f2eff74b06John McCall static CXXDependentScopeMemberExpr * 17281eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump Create(ASTContext &C, 1729aa81e1658d87b9011125c632aa902d154ae4b02cJohn McCall Expr *Base, QualType BaseType, bool IsArrow, 17303b6afbb99a1c44b4076f8e15fb7311405941b306Douglas Gregor SourceLocation OperatorLoc, 17313b6afbb99a1c44b4076f8e15fb7311405941b306Douglas Gregor NestedNameSpecifier *Qualifier, 17323b6afbb99a1c44b4076f8e15fb7311405941b306Douglas Gregor SourceRange QualifierRange, 17333b6afbb99a1c44b4076f8e15fb7311405941b306Douglas Gregor NamedDecl *FirstQualifierFoundInScope, 17343b6afbb99a1c44b4076f8e15fb7311405941b306Douglas Gregor DeclarationName Member, 17353b6afbb99a1c44b4076f8e15fb7311405941b306Douglas Gregor SourceLocation MemberLoc, 1736d5532b6cfff2977e0c59fa6ead7f7973984a620dJohn McCall const TemplateArgumentListInfo *TemplateArgs); 17371eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 1738aa81e1658d87b9011125c632aa902d154ae4b02cJohn McCall /// \brief True if this is an implicit access, i.e. one in which the 1739aa81e1658d87b9011125c632aa902d154ae4b02cJohn McCall /// member being accessed was not written in the source. The source 1740aa81e1658d87b9011125c632aa902d154ae4b02cJohn McCall /// location of the operator is invalid in this case. 1741aa81e1658d87b9011125c632aa902d154ae4b02cJohn McCall bool isImplicitAccess() const { return Base == 0; } 1742aa81e1658d87b9011125c632aa902d154ae4b02cJohn McCall 17431c0ca59416999129d0439c2661d137ef38e86209Douglas Gregor /// \brief Retrieve the base object of this member expressions, 17441c0ca59416999129d0439c2661d137ef38e86209Douglas Gregor /// e.g., the \c x in \c x.m. 1745aa81e1658d87b9011125c632aa902d154ae4b02cJohn McCall Expr *getBase() const { 1746aa81e1658d87b9011125c632aa902d154ae4b02cJohn McCall assert(!isImplicitAccess()); 1747aa81e1658d87b9011125c632aa902d154ae4b02cJohn McCall return cast<Expr>(Base); 1748aa81e1658d87b9011125c632aa902d154ae4b02cJohn McCall } 17491c0ca59416999129d0439c2661d137ef38e86209Douglas Gregor void setBase(Expr *E) { Base = E; } 17501c0ca59416999129d0439c2661d137ef38e86209Douglas Gregor 1751aa81e1658d87b9011125c632aa902d154ae4b02cJohn McCall QualType getBaseType() const { return BaseType; } 1752aa81e1658d87b9011125c632aa902d154ae4b02cJohn McCall 17531c0ca59416999129d0439c2661d137ef38e86209Douglas Gregor /// \brief Determine whether this member expression used the '->' 17541c0ca59416999129d0439c2661d137ef38e86209Douglas Gregor /// operator; otherwise, it used the '.' operator. 17551c0ca59416999129d0439c2661d137ef38e86209Douglas Gregor bool isArrow() const { return IsArrow; } 17561c0ca59416999129d0439c2661d137ef38e86209Douglas Gregor void setArrow(bool A) { IsArrow = A; } 17571c0ca59416999129d0439c2661d137ef38e86209Douglas Gregor 17581c0ca59416999129d0439c2661d137ef38e86209Douglas Gregor /// \brief Retrieve the location of the '->' or '.' operator. 17591c0ca59416999129d0439c2661d137ef38e86209Douglas Gregor SourceLocation getOperatorLoc() const { return OperatorLoc; } 17601c0ca59416999129d0439c2661d137ef38e86209Douglas Gregor void setOperatorLoc(SourceLocation L) { OperatorLoc = L; } 17611c0ca59416999129d0439c2661d137ef38e86209Douglas Gregor 1762a38c687ef5354678b9d76a7b29354159f2b83736Douglas Gregor /// \brief Retrieve the nested-name-specifier that qualifies the member 1763a38c687ef5354678b9d76a7b29354159f2b83736Douglas Gregor /// name. 1764a38c687ef5354678b9d76a7b29354159f2b83736Douglas Gregor NestedNameSpecifier *getQualifier() const { return Qualifier; } 17651eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 1766a38c687ef5354678b9d76a7b29354159f2b83736Douglas Gregor /// \brief Retrieve the source range covering the nested-name-specifier 1767a38c687ef5354678b9d76a7b29354159f2b83736Douglas Gregor /// that qualifies the member name. 1768a38c687ef5354678b9d76a7b29354159f2b83736Douglas Gregor SourceRange getQualifierRange() const { return QualifierRange; } 17691eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 1770c68afe2cbe7f875a9243c411077602fb5f5dc74bDouglas Gregor /// \brief Retrieve the first part of the nested-name-specifier that was 1771c68afe2cbe7f875a9243c411077602fb5f5dc74bDouglas Gregor /// found in the scope of the member access expression when the member access 1772c68afe2cbe7f875a9243c411077602fb5f5dc74bDouglas Gregor /// was initially parsed. 1773c68afe2cbe7f875a9243c411077602fb5f5dc74bDouglas Gregor /// 1774c68afe2cbe7f875a9243c411077602fb5f5dc74bDouglas Gregor /// This function only returns a useful result when member access expression 17751eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump /// uses a qualified member name, e.g., "x.Base::f". Here, the declaration 17761eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump /// returned by this function describes what was found by unqualified name 1777c68afe2cbe7f875a9243c411077602fb5f5dc74bDouglas Gregor /// lookup for the identifier "Base" within the scope of the member access 1778c68afe2cbe7f875a9243c411077602fb5f5dc74bDouglas Gregor /// expression itself. At template instantiation time, this information is 1779c68afe2cbe7f875a9243c411077602fb5f5dc74bDouglas Gregor /// combined with the results of name lookup into the type of the object 1780c68afe2cbe7f875a9243c411077602fb5f5dc74bDouglas Gregor /// expression itself (the class type of x). 17811eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump NamedDecl *getFirstQualifierFoundInScope() const { 1782c68afe2cbe7f875a9243c411077602fb5f5dc74bDouglas Gregor return FirstQualifierFoundInScope; 1783c68afe2cbe7f875a9243c411077602fb5f5dc74bDouglas Gregor } 17841eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 17851c0ca59416999129d0439c2661d137ef38e86209Douglas Gregor /// \brief Retrieve the name of the member that this expression 17861c0ca59416999129d0439c2661d137ef38e86209Douglas Gregor /// refers to. 17871c0ca59416999129d0439c2661d137ef38e86209Douglas Gregor DeclarationName getMember() const { return Member; } 17881c0ca59416999129d0439c2661d137ef38e86209Douglas Gregor void setMember(DeclarationName N) { Member = N; } 17891c0ca59416999129d0439c2661d137ef38e86209Douglas Gregor 17901c0ca59416999129d0439c2661d137ef38e86209Douglas Gregor // \brief Retrieve the location of the name of the member that this 17911c0ca59416999129d0439c2661d137ef38e86209Douglas Gregor // expression refers to. 17921c0ca59416999129d0439c2661d137ef38e86209Douglas Gregor SourceLocation getMemberLoc() const { return MemberLoc; } 17931c0ca59416999129d0439c2661d137ef38e86209Douglas Gregor void setMemberLoc(SourceLocation L) { MemberLoc = L; } 17941c0ca59416999129d0439c2661d137ef38e86209Douglas Gregor 17953b6afbb99a1c44b4076f8e15fb7311405941b306Douglas Gregor /// \brief Determines whether this member expression actually had a C++ 17963b6afbb99a1c44b4076f8e15fb7311405941b306Douglas Gregor /// template argument list explicitly specified, e.g., x.f<int>. 1797aa81e1658d87b9011125c632aa902d154ae4b02cJohn McCall bool hasExplicitTemplateArgs() const { 1798aa81e1658d87b9011125c632aa902d154ae4b02cJohn McCall return HasExplicitTemplateArgs; 17993b6afbb99a1c44b4076f8e15fb7311405941b306Douglas Gregor } 18001eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 1801d5532b6cfff2977e0c59fa6ead7f7973984a620dJohn McCall /// \brief Copies the template arguments (if present) into the given 1802d5532b6cfff2977e0c59fa6ead7f7973984a620dJohn McCall /// structure. 1803d5532b6cfff2977e0c59fa6ead7f7973984a620dJohn McCall void copyTemplateArgumentsInto(TemplateArgumentListInfo &List) const { 1804aa81e1658d87b9011125c632aa902d154ae4b02cJohn McCall assert(HasExplicitTemplateArgs); 1805aa81e1658d87b9011125c632aa902d154ae4b02cJohn McCall getExplicitTemplateArgumentList()->copyInto(List); 1806d5532b6cfff2977e0c59fa6ead7f7973984a620dJohn McCall } 1807d5532b6cfff2977e0c59fa6ead7f7973984a620dJohn McCall 18081eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump /// \brief Retrieve the location of the left angle bracket following the 18093b6afbb99a1c44b4076f8e15fb7311405941b306Douglas Gregor /// member name ('<'), if any. 18101eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump SourceLocation getLAngleLoc() const { 1811aa81e1658d87b9011125c632aa902d154ae4b02cJohn McCall assert(HasExplicitTemplateArgs); 18123b6afbb99a1c44b4076f8e15fb7311405941b306Douglas Gregor return getExplicitTemplateArgumentList()->LAngleLoc; 18133b6afbb99a1c44b4076f8e15fb7311405941b306Douglas Gregor } 18141eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 18153b6afbb99a1c44b4076f8e15fb7311405941b306Douglas Gregor /// \brief Retrieve the template arguments provided as part of this 18163b6afbb99a1c44b4076f8e15fb7311405941b306Douglas Gregor /// template-id. 1817833ca991c1bfc967f0995974ca86f66ba1f666b5John McCall const TemplateArgumentLoc *getTemplateArgs() const { 1818aa81e1658d87b9011125c632aa902d154ae4b02cJohn McCall assert(HasExplicitTemplateArgs); 18193b6afbb99a1c44b4076f8e15fb7311405941b306Douglas Gregor return getExplicitTemplateArgumentList()->getTemplateArgs(); 18203b6afbb99a1c44b4076f8e15fb7311405941b306Douglas Gregor } 18211eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 18223b6afbb99a1c44b4076f8e15fb7311405941b306Douglas Gregor /// \brief Retrieve the number of template arguments provided as part of this 18233b6afbb99a1c44b4076f8e15fb7311405941b306Douglas Gregor /// template-id. 18241eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump unsigned getNumTemplateArgs() const { 1825aa81e1658d87b9011125c632aa902d154ae4b02cJohn McCall assert(HasExplicitTemplateArgs); 18263b6afbb99a1c44b4076f8e15fb7311405941b306Douglas Gregor return getExplicitTemplateArgumentList()->NumTemplateArgs; 18273b6afbb99a1c44b4076f8e15fb7311405941b306Douglas Gregor } 18281eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 18291eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump /// \brief Retrieve the location of the right angle bracket following the 18303b6afbb99a1c44b4076f8e15fb7311405941b306Douglas Gregor /// template arguments ('>'). 18311eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump SourceLocation getRAngleLoc() const { 1832aa81e1658d87b9011125c632aa902d154ae4b02cJohn McCall assert(HasExplicitTemplateArgs); 18333b6afbb99a1c44b4076f8e15fb7311405941b306Douglas Gregor return getExplicitTemplateArgumentList()->RAngleLoc; 18343b6afbb99a1c44b4076f8e15fb7311405941b306Douglas Gregor } 18351eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 18361c0ca59416999129d0439c2661d137ef38e86209Douglas Gregor virtual SourceRange getSourceRange() const { 1837aa81e1658d87b9011125c632aa902d154ae4b02cJohn McCall SourceRange Range; 1838aa81e1658d87b9011125c632aa902d154ae4b02cJohn McCall if (!isImplicitAccess()) 1839aa81e1658d87b9011125c632aa902d154ae4b02cJohn McCall Range.setBegin(Base->getSourceRange().getBegin()); 1840aa81e1658d87b9011125c632aa902d154ae4b02cJohn McCall else if (getQualifier()) 1841aa81e1658d87b9011125c632aa902d154ae4b02cJohn McCall Range.setBegin(getQualifierRange().getBegin()); 1842aa81e1658d87b9011125c632aa902d154ae4b02cJohn McCall else 1843aa81e1658d87b9011125c632aa902d154ae4b02cJohn McCall Range.setBegin(MemberLoc); 18441eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 1845aa81e1658d87b9011125c632aa902d154ae4b02cJohn McCall if (hasExplicitTemplateArgs()) 1846aa81e1658d87b9011125c632aa902d154ae4b02cJohn McCall Range.setEnd(getRAngleLoc()); 1847aa81e1658d87b9011125c632aa902d154ae4b02cJohn McCall else 1848aa81e1658d87b9011125c632aa902d154ae4b02cJohn McCall Range.setEnd(MemberLoc); 1849aa81e1658d87b9011125c632aa902d154ae4b02cJohn McCall return Range; 18501c0ca59416999129d0439c2661d137ef38e86209Douglas Gregor } 18511eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump 18521eb4433ac451dc16f4133a88af2d002ac26c58efMike Stump static bool classof(const Stmt *T) { 1853865d447ac6a4721ab58e898d014a21f2eff74b06John McCall return T->getStmtClass() == CXXDependentScopeMemberExprClass; 18541c0ca59416999129d0439c2661d137ef38e86209Douglas Gregor } 1855865d447ac6a4721ab58e898d014a21f2eff74b06John McCall static bool classof(const CXXDependentScopeMemberExpr *) { return true; } 18561c0ca59416999129d0439c2661d137ef38e86209Douglas Gregor 18571c0ca59416999129d0439c2661d137ef38e86209Douglas Gregor // Iterators 18581c0ca59416999129d0439c2661d137ef38e86209Douglas Gregor virtual child_iterator child_begin(); 18591c0ca59416999129d0439c2661d137ef38e86209Douglas Gregor virtual child_iterator child_end(); 18601c0ca59416999129d0439c2661d137ef38e86209Douglas Gregor}; 18611c0ca59416999129d0439c2661d137ef38e86209Douglas Gregor 1862129e2df52ed7e0434b3f1cf1867fd6a5cb083ff6John McCall/// \brief Represents a C++ member access expression for which lookup 1863aa81e1658d87b9011125c632aa902d154ae4b02cJohn McCall/// produced a set of overloaded functions. 1864aa81e1658d87b9011125c632aa902d154ae4b02cJohn McCall/// 1865aa81e1658d87b9011125c632aa902d154ae4b02cJohn McCall/// The member access may be explicit or implicit: 1866aa81e1658d87b9011125c632aa902d154ae4b02cJohn McCall/// struct A { 1867aa81e1658d87b9011125c632aa902d154ae4b02cJohn McCall/// int a, b; 1868aa81e1658d87b9011125c632aa902d154ae4b02cJohn McCall/// int explicitAccess() { return this->a + this->A::b; } 1869aa81e1658d87b9011125c632aa902d154ae4b02cJohn McCall/// int implicitAccess() { return a + A::b; } 1870aa81e1658d87b9011125c632aa902d154ae4b02cJohn McCall/// }; 1871aa81e1658d87b9011125c632aa902d154ae4b02cJohn McCall/// 1872aa81e1658d87b9011125c632aa902d154ae4b02cJohn McCall/// In the final AST, an explicit access always becomes a MemberExpr. 1873aa81e1658d87b9011125c632aa902d154ae4b02cJohn McCall/// An implicit access may become either a MemberExpr or a 1874aa81e1658d87b9011125c632aa902d154ae4b02cJohn McCall/// DeclRefExpr, depending on whether the member is static. 18757bb12da2b0749eeebb21854c77877736969e59f2John McCallclass UnresolvedMemberExpr : public OverloadExpr { 1876129e2df52ed7e0434b3f1cf1867fd6a5cb083ff6John McCall /// \brief Whether this member expression used the '->' operator or 1877129e2df52ed7e0434b3f1cf1867fd6a5cb083ff6John McCall /// the '.' operator. 1878129e2df52ed7e0434b3f1cf1867fd6a5cb083ff6John McCall bool IsArrow : 1; 1879129e2df52ed7e0434b3f1cf1867fd6a5cb083ff6John McCall 1880129e2df52ed7e0434b3f1cf1867fd6a5cb083ff6John McCall /// \brief Whether the lookup results contain an unresolved using 1881129e2df52ed7e0434b3f1cf1867fd6a5cb083ff6John McCall /// declaration. 1882129e2df52ed7e0434b3f1cf1867fd6a5cb083ff6John McCall bool HasUnresolvedUsing : 1; 1883129e2df52ed7e0434b3f1cf1867fd6a5cb083ff6John McCall 18847bb12da2b0749eeebb21854c77877736969e59f2John McCall /// \brief The expression for the base pointer or class reference, 18857bb12da2b0749eeebb21854c77877736969e59f2John McCall /// e.g., the \c x in x.f. This can be null if this is an 'unbased' 18867bb12da2b0749eeebb21854c77877736969e59f2John McCall /// member expression 18877bb12da2b0749eeebb21854c77877736969e59f2John McCall Stmt *Base; 18887bb12da2b0749eeebb21854c77877736969e59f2John McCall 18897bb12da2b0749eeebb21854c77877736969e59f2John McCall /// \brief The type of the base expression; never null. 18907bb12da2b0749eeebb21854c77877736969e59f2John McCall QualType BaseType; 1891129e2df52ed7e0434b3f1cf1867fd6a5cb083ff6John McCall 1892129e2df52ed7e0434b3f1cf1867fd6a5cb083ff6John McCall /// \brief The location of the '->' or '.' operator. 1893129e2df52ed7e0434b3f1cf1867fd6a5cb083ff6John McCall SourceLocation OperatorLoc; 1894129e2df52ed7e0434b3f1cf1867fd6a5cb083ff6John McCall 1895129e2df52ed7e0434b3f1cf1867fd6a5cb083ff6John McCall UnresolvedMemberExpr(QualType T, bool Dependent, 1896129e2df52ed7e0434b3f1cf1867fd6a5cb083ff6John McCall bool HasUnresolvedUsing, 1897aa81e1658d87b9011125c632aa902d154ae4b02cJohn McCall Expr *Base, QualType BaseType, bool IsArrow, 1898129e2df52ed7e0434b3f1cf1867fd6a5cb083ff6John McCall SourceLocation OperatorLoc, 1899129e2df52ed7e0434b3f1cf1867fd6a5cb083ff6John McCall NestedNameSpecifier *Qualifier, 1900129e2df52ed7e0434b3f1cf1867fd6a5cb083ff6John McCall SourceRange QualifierRange, 1901129e2df52ed7e0434b3f1cf1867fd6a5cb083ff6John McCall DeclarationName Member, 1902129e2df52ed7e0434b3f1cf1867fd6a5cb083ff6John McCall SourceLocation MemberLoc, 1903129e2df52ed7e0434b3f1cf1867fd6a5cb083ff6John McCall const TemplateArgumentListInfo *TemplateArgs); 1904129e2df52ed7e0434b3f1cf1867fd6a5cb083ff6John McCall 1905129e2df52ed7e0434b3f1cf1867fd6a5cb083ff6John McCallpublic: 1906129e2df52ed7e0434b3f1cf1867fd6a5cb083ff6John McCall static UnresolvedMemberExpr * 1907129e2df52ed7e0434b3f1cf1867fd6a5cb083ff6John McCall Create(ASTContext &C, bool Dependent, bool HasUnresolvedUsing, 1908aa81e1658d87b9011125c632aa902d154ae4b02cJohn McCall Expr *Base, QualType BaseType, bool IsArrow, 1909129e2df52ed7e0434b3f1cf1867fd6a5cb083ff6John McCall SourceLocation OperatorLoc, 1910129e2df52ed7e0434b3f1cf1867fd6a5cb083ff6John McCall NestedNameSpecifier *Qualifier, 1911129e2df52ed7e0434b3f1cf1867fd6a5cb083ff6John McCall SourceRange QualifierRange, 1912129e2df52ed7e0434b3f1cf1867fd6a5cb083ff6John McCall DeclarationName Member, 1913129e2df52ed7e0434b3f1cf1867fd6a5cb083ff6John McCall SourceLocation MemberLoc, 1914129e2df52ed7e0434b3f1cf1867fd6a5cb083ff6John McCall const TemplateArgumentListInfo *TemplateArgs); 1915129e2df52ed7e0434b3f1cf1867fd6a5cb083ff6John McCall 1916aa81e1658d87b9011125c632aa902d154ae4b02cJohn McCall /// \brief True if this is an implicit access, i.e. one in which the 1917aa81e1658d87b9011125c632aa902d154ae4b02cJohn McCall /// member being accessed was not written in the source. The source 1918aa81e1658d87b9011125c632aa902d154ae4b02cJohn McCall /// location of the operator is invalid in this case. 1919aa81e1658d87b9011125c632aa902d154ae4b02cJohn McCall bool isImplicitAccess() const { return Base == 0; } 1920aa81e1658d87b9011125c632aa902d154ae4b02cJohn McCall 1921129e2df52ed7e0434b3f1cf1867fd6a5cb083ff6John McCall /// \brief Retrieve the base object of this member expressions, 1922129e2df52ed7e0434b3f1cf1867fd6a5cb083ff6John McCall /// e.g., the \c x in \c x.m. 1923aa81e1658d87b9011125c632aa902d154ae4b02cJohn McCall Expr *getBase() { 1924aa81e1658d87b9011125c632aa902d154ae4b02cJohn McCall assert(!isImplicitAccess()); 1925aa81e1658d87b9011125c632aa902d154ae4b02cJohn McCall return cast<Expr>(Base); 1926aa81e1658d87b9011125c632aa902d154ae4b02cJohn McCall } 19272f27bf854f0519810b34afd209089cc75536b757John McCall const Expr *getBase() const { 19282f27bf854f0519810b34afd209089cc75536b757John McCall assert(!isImplicitAccess()); 19292f27bf854f0519810b34afd209089cc75536b757John McCall return cast<Expr>(Base); 19302f27bf854f0519810b34afd209089cc75536b757John McCall } 1931129e2df52ed7e0434b3f1cf1867fd6a5cb083ff6John McCall void setBase(Expr *E) { Base = E; } 1932129e2df52ed7e0434b3f1cf1867fd6a5cb083ff6John McCall 1933aa81e1658d87b9011125c632aa902d154ae4b02cJohn McCall QualType getBaseType() const { return BaseType; } 1934aa81e1658d87b9011125c632aa902d154ae4b02cJohn McCall 1935129e2df52ed7e0434b3f1cf1867fd6a5cb083ff6John McCall /// \brief Determine whether this member expression used the '->' 1936129e2df52ed7e0434b3f1cf1867fd6a5cb083ff6John McCall /// operator; otherwise, it used the '.' operator. 1937129e2df52ed7e0434b3f1cf1867fd6a5cb083ff6John McCall bool isArrow() const { return IsArrow; } 1938129e2df52ed7e0434b3f1cf1867fd6a5cb083ff6John McCall void setArrow(bool A) { IsArrow = A; } 1939129e2df52ed7e0434b3f1cf1867fd6a5cb083ff6John McCall 1940129e2df52ed7e0434b3f1cf1867fd6a5cb083ff6John McCall /// \brief Retrieve the location of the '->' or '.' operator. 1941129e2df52ed7e0434b3f1cf1867fd6a5cb083ff6John McCall SourceLocation getOperatorLoc() const { return OperatorLoc; } 1942129e2df52ed7e0434b3f1cf1867fd6a5cb083ff6John McCall void setOperatorLoc(SourceLocation L) { OperatorLoc = L; } 1943129e2df52ed7e0434b3f1cf1867fd6a5cb083ff6John McCall 1944c373d48502ca7683ab55385f5bd624d778eb288dJohn McCall /// \brief Retrieves the naming class of this lookup. 1945c373d48502ca7683ab55385f5bd624d778eb288dJohn McCall CXXRecordDecl *getNamingClass() const; 1946c373d48502ca7683ab55385f5bd624d778eb288dJohn McCall 1947129e2df52ed7e0434b3f1cf1867fd6a5cb083ff6John McCall /// \brief Retrieve the name of the member that this expression 1948129e2df52ed7e0434b3f1cf1867fd6a5cb083ff6John McCall /// refers to. 19497bb12da2b0749eeebb21854c77877736969e59f2John McCall DeclarationName getMemberName() const { return getName(); } 19507bb12da2b0749eeebb21854c77877736969e59f2John McCall void setMemberName(DeclarationName N) { setName(N); } 1951129e2df52ed7e0434b3f1cf1867fd6a5cb083ff6John McCall 1952129e2df52ed7e0434b3f1cf1867fd6a5cb083ff6John McCall // \brief Retrieve the location of the name of the member that this 1953129e2df52ed7e0434b3f1cf1867fd6a5cb083ff6John McCall // expression refers to. 19547bb12da2b0749eeebb21854c77877736969e59f2John McCall SourceLocation getMemberLoc() const { return getNameLoc(); } 19557bb12da2b0749eeebb21854c77877736969e59f2John McCall void setMemberLoc(SourceLocation L) { setNameLoc(L); } 1956129e2df52ed7e0434b3f1cf1867fd6a5cb083ff6John McCall 19577bb12da2b0749eeebb21854c77877736969e59f2John McCall /// \brief Retrieve the explicit template argument list that followed the 19587bb12da2b0749eeebb21854c77877736969e59f2John McCall /// member template name. 19597bb12da2b0749eeebb21854c77877736969e59f2John McCall ExplicitTemplateArgumentList &getExplicitTemplateArgs() { 19607bb12da2b0749eeebb21854c77877736969e59f2John McCall assert(hasExplicitTemplateArgs()); 19617bb12da2b0749eeebb21854c77877736969e59f2John McCall return *reinterpret_cast<ExplicitTemplateArgumentList *>(this + 1); 19627bb12da2b0749eeebb21854c77877736969e59f2John McCall } 19637bb12da2b0749eeebb21854c77877736969e59f2John McCall 19647bb12da2b0749eeebb21854c77877736969e59f2John McCall /// \brief Retrieve the explicit template argument list that followed the 19657bb12da2b0749eeebb21854c77877736969e59f2John McCall /// member template name, if any. 19667bb12da2b0749eeebb21854c77877736969e59f2John McCall const ExplicitTemplateArgumentList &getExplicitTemplateArgs() const { 19677bb12da2b0749eeebb21854c77877736969e59f2John McCall assert(hasExplicitTemplateArgs()); 19687bb12da2b0749eeebb21854c77877736969e59f2John McCall return *reinterpret_cast<const ExplicitTemplateArgumentList *>(this + 1); 1969129e2df52ed7e0434b3f1cf1867fd6a5cb083ff6John McCall } 1970129e2df52ed7e0434b3f1cf1867fd6a5cb083ff6John McCall 1971129e2df52ed7e0434b3f1cf1867fd6a5cb083ff6John McCall /// \brief Copies the template arguments into the given structure. 1972129e2df52ed7e0434b3f1cf1867fd6a5cb083ff6John McCall void copyTemplateArgumentsInto(TemplateArgumentListInfo &List) const { 19737bb12da2b0749eeebb21854c77877736969e59f2John McCall getExplicitTemplateArgs().copyInto(List); 1974129e2df52ed7e0434b3f1cf1867fd6a5cb083ff6John McCall } 1975129e2df52ed7e0434b3f1cf1867fd6a5cb083ff6John McCall 1976129e2df52ed7e0434b3f1cf1867fd6a5cb083ff6John McCall /// \brief Retrieve the location of the left angle bracket following 1977129e2df52ed7e0434b3f1cf1867fd6a5cb083ff6John McCall /// the member name ('<'). 1978129e2df52ed7e0434b3f1cf1867fd6a5cb083ff6John McCall SourceLocation getLAngleLoc() const { 19797bb12da2b0749eeebb21854c77877736969e59f2John McCall return getExplicitTemplateArgs().LAngleLoc; 1980129e2df52ed7e0434b3f1cf1867fd6a5cb083ff6John McCall } 1981129e2df52ed7e0434b3f1cf1867fd6a5cb083ff6John McCall 1982129e2df52ed7e0434b3f1cf1867fd6a5cb083ff6John McCall /// \brief Retrieve the template arguments provided as part of this 1983129e2df52ed7e0434b3f1cf1867fd6a5cb083ff6John McCall /// template-id. 1984129e2df52ed7e0434b3f1cf1867fd6a5cb083ff6John McCall const TemplateArgumentLoc *getTemplateArgs() const { 19857bb12da2b0749eeebb21854c77877736969e59f2John McCall return getExplicitTemplateArgs().getTemplateArgs(); 1986129e2df52ed7e0434b3f1cf1867fd6a5cb083ff6John McCall } 1987129e2df52ed7e0434b3f1cf1867fd6a5cb083ff6John McCall 1988129e2df52ed7e0434b3f1cf1867fd6a5cb083ff6John McCall /// \brief Retrieve the number of template arguments provided as 1989129e2df52ed7e0434b3f1cf1867fd6a5cb083ff6John McCall /// part of this template-id. 1990129e2df52ed7e0434b3f1cf1867fd6a5cb083ff6John McCall unsigned getNumTemplateArgs() const { 19917bb12da2b0749eeebb21854c77877736969e59f2John McCall return getExplicitTemplateArgs().NumTemplateArgs; 1992129e2df52ed7e0434b3f1cf1867fd6a5cb083ff6John McCall } 1993129e2df52ed7e0434b3f1cf1867fd6a5cb083ff6John McCall 1994129e2df52ed7e0434b3f1cf1867fd6a5cb083ff6John McCall /// \brief Retrieve the location of the right angle bracket 1995129e2df52ed7e0434b3f1cf1867fd6a5cb083ff6John McCall /// following the template arguments ('>'). 1996129e2df52ed7e0434b3f1cf1867fd6a5cb083ff6John McCall SourceLocation getRAngleLoc() const { 19977bb12da2b0749eeebb21854c77877736969e59f2John McCall return getExplicitTemplateArgs().RAngleLoc; 1998129e2df52ed7e0434b3f1cf1867fd6a5cb083ff6John McCall } 1999129e2df52ed7e0434b3f1cf1867fd6a5cb083ff6John McCall 2000129e2df52ed7e0434b3f1cf1867fd6a5cb083ff6John McCall virtual SourceRange getSourceRange() const { 2001aa81e1658d87b9011125c632aa902d154ae4b02cJohn McCall SourceRange Range; 2002aa81e1658d87b9011125c632aa902d154ae4b02cJohn McCall if (!isImplicitAccess()) 2003aa81e1658d87b9011125c632aa902d154ae4b02cJohn McCall Range.setBegin(Base->getSourceRange().getBegin()); 2004aa81e1658d87b9011125c632aa902d154ae4b02cJohn McCall else if (getQualifier()) 2005aa81e1658d87b9011125c632aa902d154ae4b02cJohn McCall Range.setBegin(getQualifierRange().getBegin()); 2006aa81e1658d87b9011125c632aa902d154ae4b02cJohn McCall else 20077bb12da2b0749eeebb21854c77877736969e59f2John McCall Range.setBegin(getMemberLoc()); 2008aa81e1658d87b9011125c632aa902d154ae4b02cJohn McCall 2009129e2df52ed7e0434b3f1cf1867fd6a5cb083ff6John McCall if (hasExplicitTemplateArgs()) 2010129e2df52ed7e0434b3f1cf1867fd6a5cb083ff6John McCall Range.setEnd(getRAngleLoc()); 2011129e2df52ed7e0434b3f1cf1867fd6a5cb083ff6John McCall else 20127bb12da2b0749eeebb21854c77877736969e59f2John McCall Range.setEnd(getMemberLoc()); 2013129e2df52ed7e0434b3f1cf1867fd6a5cb083ff6John McCall return Range; 2014129e2df52ed7e0434b3f1cf1867fd6a5cb083ff6John McCall } 2015129e2df52ed7e0434b3f1cf1867fd6a5cb083ff6John McCall 2016129e2df52ed7e0434b3f1cf1867fd6a5cb083ff6John McCall static bool classof(const Stmt *T) { 2017129e2df52ed7e0434b3f1cf1867fd6a5cb083ff6John McCall return T->getStmtClass() == UnresolvedMemberExprClass; 2018129e2df52ed7e0434b3f1cf1867fd6a5cb083ff6John McCall } 2019129e2df52ed7e0434b3f1cf1867fd6a5cb083ff6John McCall static bool classof(const UnresolvedMemberExpr *) { return true; } 2020129e2df52ed7e0434b3f1cf1867fd6a5cb083ff6John McCall 2021129e2df52ed7e0434b3f1cf1867fd6a5cb083ff6John McCall // Iterators 2022129e2df52ed7e0434b3f1cf1867fd6a5cb083ff6John McCall virtual child_iterator child_begin(); 2023129e2df52ed7e0434b3f1cf1867fd6a5cb083ff6John McCall virtual child_iterator child_end(); 2024129e2df52ed7e0434b3f1cf1867fd6a5cb083ff6John McCall}; 2025129e2df52ed7e0434b3f1cf1867fd6a5cb083ff6John McCall 20267bb12da2b0749eeebb21854c77877736969e59f2John McCallinline ExplicitTemplateArgumentList &OverloadExpr::getExplicitTemplateArgs() { 20277bb12da2b0749eeebb21854c77877736969e59f2John McCall if (isa<UnresolvedLookupExpr>(this)) 20287bb12da2b0749eeebb21854c77877736969e59f2John McCall return cast<UnresolvedLookupExpr>(this)->getExplicitTemplateArgs(); 20297bb12da2b0749eeebb21854c77877736969e59f2John McCall else 20307bb12da2b0749eeebb21854c77877736969e59f2John McCall return cast<UnresolvedMemberExpr>(this)->getExplicitTemplateArgs(); 20317bb12da2b0749eeebb21854c77877736969e59f2John McCall} 20327bb12da2b0749eeebb21854c77877736969e59f2John McCall 20335f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer} // end namespace clang 20345f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer 20355f016e2cb5d11daeb237544de1c5d59f20fe1a6eReid Spencer#endif 2036