diff options
Diffstat (limited to 'clang/lib/Sema/SemaLambda.cpp')
-rw-r--r-- | clang/lib/Sema/SemaLambda.cpp | 57 |
1 files changed, 32 insertions, 25 deletions
diff --git a/clang/lib/Sema/SemaLambda.cpp b/clang/lib/Sema/SemaLambda.cpp index 32a385c..9b3afc99 100644 --- a/clang/lib/Sema/SemaLambda.cpp +++ b/clang/lib/Sema/SemaLambda.cpp @@ -24,17 +24,43 @@ using namespace clang; using namespace sema; + +static inline TemplateParameterList * +getGenericLambdaTemplateParameterList(LambdaScopeInfo *LSI, Sema &SemaRef) { + if (LSI->GLTemplateParameterList) + return LSI->GLTemplateParameterList; + + if (LSI->AutoTemplateParams.size()) { + SourceRange IntroRange = LSI->IntroducerRange; + SourceLocation LAngleLoc = IntroRange.getBegin(); + SourceLocation RAngleLoc = IntroRange.getEnd(); + LSI->GLTemplateParameterList = TemplateParameterList::Create( + SemaRef.Context, + /*Template kw loc*/SourceLocation(), + LAngleLoc, + (NamedDecl**)LSI->AutoTemplateParams.data(), + LSI->AutoTemplateParams.size(), RAngleLoc); + } + return LSI->GLTemplateParameterList; +} + + + CXXRecordDecl *Sema::createLambdaClosureType(SourceRange IntroducerRange, TypeSourceInfo *Info, - bool KnownDependent) { + bool KnownDependent, + LambdaCaptureDefault CaptureDefault) { DeclContext *DC = CurContext; while (!(DC->isFunctionOrMethod() || DC->isRecord() || DC->isFileContext())) DC = DC->getParent(); - + bool IsGenericLambda = getGenericLambdaTemplateParameterList(getCurLambda(), + *this); // Start constructing the lambda class. CXXRecordDecl *Class = CXXRecordDecl::CreateLambda(Context, DC, Info, IntroducerRange.getBegin(), - KnownDependent); + KnownDependent, + IsGenericLambda, + CaptureDefault); DC->addDecl(Class); return Class; @@ -131,25 +157,6 @@ Sema::ExpressionEvaluationContextRecord::getMangleNumberingContext( return *MangleNumbering; } -static inline TemplateParameterList * -getGenericLambdaTemplateParameterList(LambdaScopeInfo *LSI, Sema &SemaRef) { - if (LSI->GLTemplateParameterList) - return LSI->GLTemplateParameterList; - else if (LSI->AutoTemplateParams.size()) { - SourceRange IntroRange = LSI->IntroducerRange; - SourceLocation LAngleLoc = IntroRange.getBegin(); - SourceLocation RAngleLoc = IntroRange.getEnd(); - LSI->GLTemplateParameterList = - TemplateParameterList::Create(SemaRef.Context, - /* Template kw loc */ SourceLocation(), - LAngleLoc, - (NamedDecl**)LSI->AutoTemplateParams.data(), - LSI->AutoTemplateParams.size(), RAngleLoc); - } - return LSI->GLTemplateParameterList; -} - - CXXMethodDecl *Sema::startLambdaDefinition(CXXRecordDecl *Class, SourceRange IntroducerRange, TypeSourceInfo *MethodTypeInfo, @@ -243,7 +250,8 @@ void Sema::buildLambdaScope(LambdaScopeInfo *LSI, bool ExplicitResultType, bool Mutable) { LSI->CallOperator = CallOperator; - LSI->Lambda = CallOperator->getParent(); + CXXRecordDecl *LambdaClass = CallOperator->getParent(); + LSI->Lambda = LambdaClass; if (CaptureDefault == LCD_ByCopy) LSI->ImpCaptureStyle = LambdaScopeInfo::ImpCap_LambdaByval; else if (CaptureDefault == LCD_ByRef) @@ -628,7 +636,7 @@ void Sema::ActOnStartOfLambdaDefinition(LambdaIntroducer &Intro, } CXXRecordDecl *Class = createLambdaClosureType(Intro.Range, MethodTyInfo, - KnownDependent); + KnownDependent, Intro.Default); CXXMethodDecl *Method = startLambdaDefinition(Class, Intro.Range, MethodTyInfo, EndLoc, Params); @@ -1155,7 +1163,6 @@ ExprResult Sema::ActOnLambdaExpr(SourceLocation StartLoc, Stmt *Body, CaptureInits, ArrayIndexVars, ArrayIndexStarts, Body->getLocEnd(), ContainsUnexpandedParameterPack); - Class->setLambdaExpr(Lambda); // C++11 [expr.prim.lambda]p2: // A lambda-expression shall not appear in an unevaluated operand // (Clause 5). |