diff options
Diffstat (limited to 'contrib/llvm/tools/clang/lib/AST/LambdaMangleContext.cpp')
-rw-r--r-- | contrib/llvm/tools/clang/lib/AST/LambdaMangleContext.cpp | 30 |
1 files changed, 30 insertions, 0 deletions
diff --git a/contrib/llvm/tools/clang/lib/AST/LambdaMangleContext.cpp b/contrib/llvm/tools/clang/lib/AST/LambdaMangleContext.cpp new file mode 100644 index 0000000..f5272a7 --- /dev/null +++ b/contrib/llvm/tools/clang/lib/AST/LambdaMangleContext.cpp @@ -0,0 +1,30 @@ +//===--- LambdaMangleContext.cpp - Context for mangling lambdas -*- C++ -*-===// +// +// The LLVM Compiler Infrastructure +// +// This file is distributed under the University of Illinois Open Source +// License. See LICENSE.TXT for details. +// +//===----------------------------------------------------------------------===// +// +// This file defines the LambdaMangleContext class, which keeps track of +// the Itanium C++ ABI mangling numbers for lambda expressions. +// +//===----------------------------------------------------------------------===// +#include "clang/AST/LambdaMangleContext.h" +#include "clang/AST/DeclCXX.h" + +using namespace clang; + +unsigned LambdaMangleContext::getManglingNumber(CXXMethodDecl *CallOperator) { + const FunctionProtoType *Proto + = CallOperator->getType()->getAs<FunctionProtoType>(); + ASTContext &Context = CallOperator->getASTContext(); + + QualType Key = Context.getFunctionType(Context.VoidTy, + Proto->arg_type_begin(), + Proto->getNumArgs(), + FunctionProtoType::ExtProtoInfo()); + Key = Context.getCanonicalType(Key); + return ++ManglingNumbers[Key->castAs<FunctionProtoType>()]; +} |