diff options
Diffstat (limited to 'clang/lib/Sema/SemaCXXCast.cpp')
-rw-r--r-- | clang/lib/Sema/SemaCXXCast.cpp | 98 |
1 files changed, 49 insertions, 49 deletions
diff --git a/clang/lib/Sema/SemaCXXCast.cpp b/clang/lib/Sema/SemaCXXCast.cpp index 56531c7f704..89feea8a8d4 100644 --- a/clang/lib/Sema/SemaCXXCast.cpp +++ b/clang/lib/Sema/SemaCXXCast.cpp @@ -43,15 +43,15 @@ static void CheckConstCast(Sema &Self, Expr *&SrcExpr, QualType DestType, static void CheckReinterpretCast(Sema &Self, Expr *&SrcExpr, QualType DestType, const SourceRange &OpRange, const SourceRange &DestRange, - CastExpr::CastKind &Kind); + CastKind &Kind); static void CheckStaticCast(Sema &Self, Expr *&SrcExpr, QualType DestType, const SourceRange &OpRange, - CastExpr::CastKind &Kind, + CastKind &Kind, CXXCastPath &BasePath); static void CheckDynamicCast(Sema &Self, Expr *&SrcExpr, QualType DestType, const SourceRange &OpRange, const SourceRange &DestRange, - CastExpr::CastKind &Kind, + CastKind &Kind, CXXCastPath &BasePath); static bool CastsAwayConstness(Sema &Self, QualType SrcType, QualType DestType); @@ -73,39 +73,39 @@ static TryCastResult TryStaticReferenceDowncast(Sema &Self, Expr *SrcExpr, QualType DestType, bool CStyle, const SourceRange &OpRange, unsigned &msg, - CastExpr::CastKind &Kind, + CastKind &Kind, CXXCastPath &BasePath); static TryCastResult TryStaticPointerDowncast(Sema &Self, QualType SrcType, QualType DestType, bool CStyle, const SourceRange &OpRange, unsigned &msg, - CastExpr::CastKind &Kind, + CastKind &Kind, CXXCastPath &BasePath); static TryCastResult TryStaticDowncast(Sema &Self, CanQualType SrcType, CanQualType DestType, bool CStyle, const SourceRange &OpRange, QualType OrigSrcType, QualType OrigDestType, unsigned &msg, - CastExpr::CastKind &Kind, + CastKind &Kind, CXXCastPath &BasePath); static TryCastResult TryStaticMemberPointerUpcast(Sema &Self, Expr *&SrcExpr, QualType SrcType, QualType DestType,bool CStyle, const SourceRange &OpRange, unsigned &msg, - CastExpr::CastKind &Kind, + CastKind &Kind, CXXCastPath &BasePath); static TryCastResult TryStaticImplicitCast(Sema &Self, Expr *&SrcExpr, QualType DestType, bool CStyle, const SourceRange &OpRange, unsigned &msg, - CastExpr::CastKind &Kind); + CastKind &Kind); static TryCastResult TryStaticCast(Sema &Self, Expr *&SrcExpr, QualType DestType, bool CStyle, const SourceRange &OpRange, unsigned &msg, - CastExpr::CastKind &Kind, + CastKind &Kind, CXXCastPath &BasePath); static TryCastResult TryConstCast(Sema &Self, Expr *SrcExpr, QualType DestType, bool CStyle, unsigned &msg); @@ -113,7 +113,7 @@ static TryCastResult TryReinterpretCast(Sema &Self, Expr *SrcExpr, QualType DestType, bool CStyle, const SourceRange &OpRange, unsigned &msg, - CastExpr::CastKind &Kind); + CastKind &Kind); /// ActOnCXXNamedCast - Parse {dynamic,static,reinterpret,const}_cast's. ExprResult @@ -157,7 +157,7 @@ Sema::BuildCXXNamedCast(SourceLocation OpLoc, tok::TokenKind Kind, Ex, DestTInfo, OpLoc)); case tok::kw_dynamic_cast: { - CastExpr::CastKind Kind = CastExpr::CK_Unknown; + CastKind Kind = CK_Unknown; CXXCastPath BasePath; if (!TypeDependent) CheckDynamicCast(*this, Ex, DestType, OpRange, DestRange, Kind, BasePath); @@ -167,7 +167,7 @@ Sema::BuildCXXNamedCast(SourceLocation OpLoc, tok::TokenKind Kind, OpLoc)); } case tok::kw_reinterpret_cast: { - CastExpr::CastKind Kind = CastExpr::CK_Unknown; + CastKind Kind = CK_Unknown; if (!TypeDependent) CheckReinterpretCast(*this, Ex, DestType, OpRange, DestRange, Kind); return Owned(CXXReinterpretCastExpr::Create(Context, @@ -176,7 +176,7 @@ Sema::BuildCXXNamedCast(SourceLocation OpLoc, tok::TokenKind Kind, DestTInfo, OpLoc)); } case tok::kw_static_cast: { - CastExpr::CastKind Kind = CastExpr::CK_Unknown; + CastKind Kind = CK_Unknown; CXXCastPath BasePath; if (!TypeDependent) CheckStaticCast(*this, Ex, DestType, OpRange, Kind, BasePath); @@ -306,7 +306,7 @@ CastsAwayConstness(Sema &Self, QualType SrcType, QualType DestType) { static void CheckDynamicCast(Sema &Self, Expr *&SrcExpr, QualType DestType, const SourceRange &OpRange, - const SourceRange &DestRange, CastExpr::CastKind &Kind, + const SourceRange &DestRange, CastKind &Kind, CXXCastPath &BasePath) { QualType OrigDestType = DestType, OrigSrcType = SrcExpr->getType(); DestType = Self.Context.getCanonicalType(DestType); @@ -395,7 +395,7 @@ CheckDynamicCast(Sema &Self, Expr *&SrcExpr, QualType DestType, // C++ 5.2.7p3: If the type of v is the same as the required result type, // [except for cv]. if (DestRecord == SrcRecord) { - Kind = CastExpr::CK_NoOp; + Kind = CK_NoOp; return; } @@ -407,7 +407,7 @@ CheckDynamicCast(Sema &Self, Expr *&SrcExpr, QualType DestType, &BasePath)) return; - Kind = CastExpr::CK_DerivedToBase; + Kind = CK_DerivedToBase; // If we are casting to or through a virtual base class, we need a // vtable. @@ -428,7 +428,7 @@ CheckDynamicCast(Sema &Self, Expr *&SrcExpr, QualType DestType, cast<CXXRecordDecl>(SrcRecord->getDecl())); // Done. Everything else is run-time checks. - Kind = CastExpr::CK_Dynamic; + Kind = CK_Dynamic; } /// CheckConstCast - Check that a const_cast\<DestType\>(SrcExpr) is valid. @@ -457,7 +457,7 @@ CheckConstCast(Sema &Self, Expr *&SrcExpr, QualType DestType, void CheckReinterpretCast(Sema &Self, Expr *&SrcExpr, QualType DestType, const SourceRange &OpRange, const SourceRange &DestRange, - CastExpr::CastKind &Kind) { + CastKind &Kind) { if (!DestType->isLValueReferenceType()) Self.DefaultFunctionArrayLvalueConversion(SrcExpr); @@ -475,13 +475,13 @@ CheckReinterpretCast(Sema &Self, Expr *&SrcExpr, QualType DestType, /// implicit conversions explicit and getting rid of data loss warnings. void CheckStaticCast(Sema &Self, Expr *&SrcExpr, QualType DestType, - const SourceRange &OpRange, CastExpr::CastKind &Kind, + const SourceRange &OpRange, CastKind &Kind, CXXCastPath &BasePath) { // This test is outside everything else because it's the only case where // a non-lvalue-reference target type does not lead to decay. // C++ 5.2.9p4: Any expression can be explicitly converted to type "cv void". if (DestType->isVoidType()) { - Kind = CastExpr::CK_ToVoid; + Kind = CK_ToVoid; return; } @@ -493,7 +493,7 @@ CheckStaticCast(Sema &Self, Expr *&SrcExpr, QualType DestType, Kind, BasePath) != TC_Success && msg != 0) Self.Diag(OpRange.getBegin(), msg) << CT_Static << SrcExpr->getType() << DestType << OpRange; - else if (Kind == CastExpr::CK_Unknown || Kind == CastExpr::CK_BitCast) + else if (Kind == CK_Unknown || Kind == CK_BitCast) Self.CheckCastAlign(SrcExpr, DestType, OpRange); } @@ -503,7 +503,7 @@ CheckStaticCast(Sema &Self, Expr *&SrcExpr, QualType DestType, static TryCastResult TryStaticCast(Sema &Self, Expr *&SrcExpr, QualType DestType, bool CStyle, const SourceRange &OpRange, unsigned &msg, - CastExpr::CastKind &Kind, + CastKind &Kind, CXXCastPath &BasePath) { // The order the tests is not entirely arbitrary. There is one conversion // that can be handled in two different ways. Given: @@ -534,7 +534,7 @@ static TryCastResult TryStaticCast(Sema &Self, Expr *&SrcExpr, // reference to cv2 T2" if "cv2 T2" is reference-compatible with "cv1 T1". tcr = TryLValueToRValueCast(Self, SrcExpr, DestType, msg); if (tcr != TC_NotApplicable) { - Kind = CastExpr::CK_NoOp; + Kind = CK_NoOp; return tcr; } @@ -569,7 +569,7 @@ static TryCastResult TryStaticCast(Sema &Self, Expr *&SrcExpr, if (SrcType->isComplexType() || SrcType->isVectorType()) { // Fall through - these cannot be converted. } else if (SrcType->isArithmeticType() || SrcType->isEnumeralType()) { - Kind = CastExpr::CK_IntegralCast; + Kind = CK_IntegralCast; return TC_Success; } } @@ -604,19 +604,19 @@ static TryCastResult TryStaticCast(Sema &Self, Expr *&SrcExpr, msg = diag::err_bad_cxx_cast_const_away; return TC_Failed; } - Kind = CastExpr::CK_BitCast; + Kind = CK_BitCast; return TC_Success; } } else if (DestType->isObjCObjectPointerType()) { // allow both c-style cast and static_cast of objective-c pointers as // they are pervasive. - Kind = CastExpr::CK_AnyPointerToObjCPointerCast; + Kind = CK_AnyPointerToObjCPointerCast; return TC_Success; } else if (CStyle && DestType->isBlockPointerType()) { // allow c-style cast of void * to block pointers. - Kind = CastExpr::CK_AnyPointerToBlockPointerCast; + Kind = CK_AnyPointerToBlockPointerCast; return TC_Success; } } @@ -665,7 +665,7 @@ TryLValueToRValueCast(Sema &Self, Expr *SrcExpr, QualType DestType, TryCastResult TryStaticReferenceDowncast(Sema &Self, Expr *SrcExpr, QualType DestType, bool CStyle, const SourceRange &OpRange, - unsigned &msg, CastExpr::CastKind &Kind, + unsigned &msg, CastKind &Kind, CXXCastPath &BasePath) { // C++ 5.2.9p5: An lvalue of type "cv1 B", where B is a class type, can be // cast to type "reference to cv2 D", where D is a class derived from B, @@ -700,7 +700,7 @@ TryStaticReferenceDowncast(Sema &Self, Expr *SrcExpr, QualType DestType, TryCastResult TryStaticPointerDowncast(Sema &Self, QualType SrcType, QualType DestType, bool CStyle, const SourceRange &OpRange, - unsigned &msg, CastExpr::CastKind &Kind, + unsigned &msg, CastKind &Kind, CXXCastPath &BasePath) { // C++ 5.2.9p8: An rvalue of type "pointer to cv1 B", where B is a class // type, can be converted to an rvalue of type "pointer to cv2 D", where D @@ -735,7 +735,7 @@ TryCastResult TryStaticDowncast(Sema &Self, CanQualType SrcType, CanQualType DestType, bool CStyle, const SourceRange &OpRange, QualType OrigSrcType, QualType OrigDestType, unsigned &msg, - CastExpr::CastKind &Kind, CXXCastPath &BasePath) { + CastKind &Kind, CXXCastPath &BasePath) { // We can only work with complete types. But don't complain if it doesn't work if (Self.RequireCompleteType(OpRange.getBegin(), SrcType, Self.PDiag(0)) || Self.RequireCompleteType(OpRange.getBegin(), DestType, Self.PDiag(0))) @@ -827,7 +827,7 @@ TryStaticDowncast(Sema &Self, CanQualType SrcType, CanQualType DestType, } Self.BuildBasePathArray(Paths, BasePath); - Kind = CastExpr::CK_BaseToDerived; + Kind = CK_BaseToDerived; return TC_Success; } @@ -842,7 +842,7 @@ TryCastResult TryStaticMemberPointerUpcast(Sema &Self, Expr *&SrcExpr, QualType SrcType, QualType DestType, bool CStyle, const SourceRange &OpRange, - unsigned &msg, CastExpr::CastKind &Kind, + unsigned &msg, CastKind &Kind, CXXCastPath &BasePath) { const MemberPointerType *DestMemPtr = DestType->getAs<MemberPointerType>(); if (!DestMemPtr) @@ -930,7 +930,7 @@ TryStaticMemberPointerUpcast(Sema &Self, Expr *&SrcExpr, QualType SrcType, } Self.BuildBasePathArray(Paths, BasePath); - Kind = CastExpr::CK_DerivedToBaseMemberPointer; + Kind = CK_DerivedToBaseMemberPointer; return TC_Success; } @@ -942,7 +942,7 @@ TryStaticMemberPointerUpcast(Sema &Self, Expr *&SrcExpr, QualType SrcType, TryCastResult TryStaticImplicitCast(Sema &Self, Expr *&SrcExpr, QualType DestType, bool CStyle, const SourceRange &OpRange, unsigned &msg, - CastExpr::CastKind &Kind) { + CastKind &Kind) { if (DestType->isRecordType()) { if (Self.RequireCompleteType(OpRange.getBegin(), DestType, diag::err_bad_dynamic_cast_incomplete)) { @@ -973,9 +973,9 @@ TryStaticImplicitCast(Sema &Self, Expr *&SrcExpr, QualType DestType, } if (InitSeq.isConstructorInitialization()) - Kind = CastExpr::CK_ConstructorConversion; + Kind = CK_ConstructorConversion; else - Kind = CastExpr::CK_NoOp; + Kind = CK_NoOp; SrcExpr = Result.takeAs<Expr>(); return TC_Success; @@ -1054,7 +1054,7 @@ static TryCastResult TryReinterpretCast(Sema &Self, Expr *SrcExpr, QualType DestType, bool CStyle, const SourceRange &OpRange, unsigned &msg, - CastExpr::CastKind &Kind) { + CastKind &Kind) { bool IsLValueCast = false; DestType = Self.Context.getCanonicalType(DestType); @@ -1108,7 +1108,7 @@ static TryCastResult TryReinterpretCast(Sema &Self, Expr *SrcExpr, } // A valid member pointer cast. - Kind = IsLValueCast? CastExpr::CK_LValueBitCast : CastExpr::CK_BitCast; + Kind = IsLValueCast? CK_LValueBitCast : CK_BitCast; return TC_Success; } @@ -1123,7 +1123,7 @@ static TryCastResult TryReinterpretCast(Sema &Self, Expr *SrcExpr, msg = diag::err_bad_reinterpret_cast_small_int; return TC_Failed; } - Kind = CastExpr::CK_PointerToIntegral; + Kind = CK_PointerToIntegral; return TC_Success; } @@ -1142,7 +1142,7 @@ static TryCastResult TryReinterpretCast(Sema &Self, Expr *SrcExpr, // If both types have the same size, we can successfully cast. if (Self.Context.getTypeSize(SrcType) == Self.Context.getTypeSize(DestType)) { - Kind = CastExpr::CK_BitCast; + Kind = CK_BitCast; return TC_Success; } @@ -1173,7 +1173,7 @@ static TryCastResult TryReinterpretCast(Sema &Self, Expr *SrcExpr, // to the same type. However, the behavior of compilers is pretty consistent // on this point: allow same-type conversion if the involved types are // pointers, disallow otherwise. - Kind = CastExpr::CK_NoOp; + Kind = CK_NoOp; return TC_Success; } @@ -1186,7 +1186,7 @@ static TryCastResult TryReinterpretCast(Sema &Self, Expr *SrcExpr, msg = diag::err_bad_reinterpret_cast_small_int; return TC_Failed; } - Kind = CastExpr::CK_PointerToIntegral; + Kind = CK_PointerToIntegral; return TC_Success; } @@ -1194,7 +1194,7 @@ static TryCastResult TryReinterpretCast(Sema &Self, Expr *SrcExpr, assert(destIsPtr && "One type must be a pointer"); // C++ 5.2.10p5: A value of integral or enumeration type can be explicitly // converted to a pointer. - Kind = CastExpr::CK_IntegralToPointer; + Kind = CK_IntegralToPointer; return TC_Success; } @@ -1219,13 +1219,13 @@ static TryCastResult TryReinterpretCast(Sema &Self, Expr *SrcExpr, // Any pointer can be cast to an Objective-C pointer type with a C-style // cast. if (CStyle && DestType->isObjCObjectPointerType()) { - Kind = CastExpr::CK_AnyPointerToObjCPointerCast; + Kind = CK_AnyPointerToObjCPointerCast; return TC_Success; } // Not casting away constness, so the only remaining check is for compatible // pointer categories. - Kind = IsLValueCast? CastExpr::CK_LValueBitCast : CastExpr::CK_BitCast; + Kind = IsLValueCast? CK_LValueBitCast : CK_BitCast; if (SrcType->isFunctionPointerType()) { if (DestType->isFunctionPointerType()) { @@ -1262,14 +1262,14 @@ static TryCastResult TryReinterpretCast(Sema &Self, Expr *SrcExpr, bool Sema::CXXCheckCStyleCast(SourceRange R, QualType CastTy, Expr *&CastExpr, - CastExpr::CastKind &Kind, + CastKind &Kind, CXXCastPath &BasePath, bool FunctionalStyle) { // This test is outside everything else because it's the only case where // a non-lvalue-reference target type does not lead to decay. // C++ 5.2.9p4: Any expression can be explicitly converted to type "cv void". if (CastTy->isVoidType()) { - Kind = CastExpr::CK_ToVoid; + Kind = CK_ToVoid; return false; } @@ -1295,7 +1295,7 @@ Sema::CXXCheckCStyleCast(SourceRange R, QualType CastTy, Expr *&CastExpr, TryCastResult tcr = TryConstCast(*this, CastExpr, CastTy, /*CStyle*/true, msg); if (tcr == TC_Success) - Kind = CastExpr::CK_NoOp; + Kind = CK_NoOp; if (tcr == TC_NotApplicable) { // ... or if that is not possible, a static_cast, ignoring const, ... @@ -1311,7 +1311,7 @@ Sema::CXXCheckCStyleCast(SourceRange R, QualType CastTy, Expr *&CastExpr, if (tcr != TC_Success && msg != 0) Diag(R.getBegin(), msg) << (FunctionalStyle ? CT_Functional : CT_CStyle) << CastExpr->getType() << CastTy << R; - else if (Kind == CastExpr::CK_Unknown || Kind == CastExpr::CK_BitCast) + else if (Kind == CK_Unknown || Kind == CK_BitCast) CheckCastAlign(CastExpr, CastTy, R); return tcr != TC_Success; |