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give always_inline functions internal linkage. If they cannot be 

inlined for some reason, then we don't want a strong or even weak
definition.

llvm-svn: 69031
This commit is contained in:
Chris Lattner 2009-04-14 06:32:05 +00:00
parent 256c9507c8
commit 169a5c963f
1 changed files with 3 additions and 1 deletions
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4
clang/lib/CodeGen/CodeGenModule.cpp
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@ -325,7 +325,9 @@ void CodeGenModule::SetFunctionAttributes(const Decl *D,
static CodeGenModule::GVALinkage static CodeGenModule::GVALinkage
GetLinkageForFunctionOrMethodDecl(const Decl *D) { GetLinkageForFunctionOrMethodDecl(const Decl *D) {
if (const FunctionDecl *FD = dyn_cast<FunctionDecl>(D)) { if (const FunctionDecl *FD = dyn_cast<FunctionDecl>(D)) {
if (FD->getStorageClass() == FunctionDecl::Static) // "static" and attr(always_inline) functions get internal linkage.
if (FD->getStorageClass() == FunctionDecl::Static ||
FD->hasAttr<AlwaysInlineAttr>())
return CodeGenModule::GVA_Internal; return CodeGenModule::GVA_Internal;
if (FD->isInline()) { if (FD->isInline()) {
if (FD->getStorageClass() == FunctionDecl::Extern) if (FD->getStorageClass() == FunctionDecl::Extern)