diff options
Diffstat (limited to 'clang')
| -rw-r--r-- | clang/lib/CodeGen/CodeGenModule.cpp | 4 | ||||
| -rw-r--r-- | clang/test/CodeGen/attr-target-mv.c | 16 |
2 files changed, 12 insertions, 8 deletions
diff --git a/clang/lib/CodeGen/CodeGenModule.cpp b/clang/lib/CodeGen/CodeGenModule.cpp index c8aea635a7e..c8e672a5672 100644 --- a/clang/lib/CodeGen/CodeGenModule.cpp +++ b/clang/lib/CodeGen/CodeGenModule.cpp @@ -3669,6 +3669,10 @@ llvm::GlobalValue::LinkageTypes CodeGenModule::getLLVMLinkageForDeclarator( return llvm::GlobalVariable::WeakAnyLinkage; } + if (const auto *FD = D->getAsFunction()) + if (FD->isMultiVersion() && Linkage == GVA_AvailableExternally) + return llvm::GlobalVariable::LinkOnceAnyLinkage; + // We are guaranteed to have a strong definition somewhere else, // so we can use available_externally linkage. if (Linkage == GVA_AvailableExternally) diff --git a/clang/test/CodeGen/attr-target-mv.c b/clang/test/CodeGen/attr-target-mv.c index 48e15583569..3ccb5b31995 100644 --- a/clang/test/CodeGen/attr-target-mv.c +++ b/clang/test/CodeGen/attr-target-mv.c @@ -88,19 +88,19 @@ void bar4() { // CHECK: declare i32 @foo.arch_sandybridge() -// CHECK: define available_externally i32 @foo_inline.sse4.2() +// CHECK: define linkonce i32 @foo_inline.sse4.2() // CHECK: ret i32 0 // CHECK: declare i32 @foo_inline.arch_sandybridge() // -// CHECK: define available_externally i32 @foo_inline.arch_ivybridge() +// CHECK: define linkonce i32 @foo_inline.arch_ivybridge() // CHECK: ret i32 1 -// CHECK: define available_externally i32 @foo_inline() +// CHECK: define linkonce i32 @foo_inline() // CHECK: ret i32 2 -// CHECK: define available_externally void @foo_decls() -// CHECK: define available_externally void @foo_decls.sse4.2() +// CHECK: define linkonce void @foo_decls() +// CHECK: define linkonce void @foo_decls.sse4.2() -// CHECK: define available_externally void @foo_multi.avx_sse4.2() -// CHECK: define available_externally void @foo_multi.fma4_sse4.2() -// CHECK: define available_externally void @foo_multi.arch_ivybridge_fma4_sse4.2() +// CHECK: define linkonce void @foo_multi.avx_sse4.2() +// CHECK: define linkonce void @foo_multi.fma4_sse4.2() +// CHECK: define linkonce void @foo_multi.arch_ivybridge_fma4_sse4.2() |
