forked from OSchip/llvm-project
34 lines
1.3 KiB
C++
34 lines
1.3 KiB
C++
//===--- LambdaMangleContext.cpp - Context for mangling lambdas -*- C++ -*-===//
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//
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// The LLVM Compiler Infrastructure
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//
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// This file is distributed under the University of Illinois Open Source
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// License. See LICENSE.TXT for details.
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//
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//===----------------------------------------------------------------------===//
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//
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// This file defines the LambdaMangleContext class, which keeps track of
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// the Itanium C++ ABI mangling numbers for lambda expressions.
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//
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//===----------------------------------------------------------------------===//
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#include "clang/AST/LambdaMangleContext.h"
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#include "clang/AST/ASTContext.h"
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#include "clang/AST/DeclCXX.h"
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using namespace clang;
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unsigned LambdaMangleContext::getManglingNumber(CXXMethodDecl *CallOperator) {
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const FunctionProtoType *Proto
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= CallOperator->getType()->getAs<FunctionProtoType>();
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ASTContext &Context = CallOperator->getASTContext();
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QualType Key =
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Context.getFunctionType(Context.VoidTy,
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ArrayRef<QualType>(Proto->arg_type_begin(),
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Proto->getNumArgs()),
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FunctionProtoType::ExtProtoInfo());
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Key = Context.getCanonicalType(Key);
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return ++ManglingNumbers[Key->castAs<FunctionProtoType>()];
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}
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