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Anonymous namespaces, sema + codegen. A lot of semantics are still broken,

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apparently because using directives aren't quite working correctly.

llvm-svn: 83184
This commit is contained in:
John McCall
2009-10-01 00:25:31 +00:00
parent e0709cfc92
commit 4fa5342758
7 changed files with 97 additions and 5 deletions
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9
clang/lib/CodeGen/CodeGenModule.cpp
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@@ -247,6 +247,11 @@ void CodeGenModule::EmitAnnotations() {
static CodeGenModule::GVALinkage
GetLinkageForFunction(ASTContext &Context, const FunctionDecl *FD,
const LangOptions &Features) {
// Everything located semantically within an anonymous namespace is
// always internal.
if (FD->isInAnonymousNamespace())
return CodeGenModule::GVA_Internal;
// The kind of external linkage this function will have, if it is not
// inline or static.
CodeGenModule::GVALinkage External = CodeGenModule::GVA_StrongExternal;
@@ -1000,7 +1005,9 @@ void CodeGenModule::EmitGlobalVarDefinition(const VarDecl *D) {
GV->setAlignment(getContext().getDeclAlignInBytes(D));
// Set the llvm linkage type as appropriate.
if (D->getStorageClass() == VarDecl::Static)
if (D->isInAnonymousNamespace())
GV->setLinkage(llvm::Function::InternalLinkage);
else if (D->getStorageClass() == VarDecl::Static)
GV->setLinkage(llvm::Function::InternalLinkage);
else if (D->hasAttr<DLLImportAttr>())
GV->setLinkage(llvm::Function::DLLImportLinkage);