Mark __cfi_check as dso_local.
llvm-svn: 328825
diff --git a/clang/lib/CodeGen/CGExpr.cpp b/clang/lib/CodeGen/CGExpr.cpp
index f0abf5a..36e7da8 100644
--- a/clang/lib/CodeGen/CGExpr.cpp
+++ b/clang/lib/CodeGen/CGExpr.cpp
@@ -3010,6 +3010,7 @@
llvm::Function *F = llvm::Function::Create(
llvm::FunctionType::get(VoidTy, {Int64Ty, Int8PtrTy, Int8PtrTy}, false),
llvm::GlobalValue::WeakAnyLinkage, "__cfi_check", M);
+ CGM.setDSOLocal(F);
llvm::BasicBlock *BB = llvm::BasicBlock::Create(Ctx, "entry", F);
// FIXME: consider emitting an intrinsic call like
// call void @llvm.cfi_check(i64 %0, i8* %1, i8* %2)
diff --git a/clang/test/CodeGen/cfi-icall-cross-dso.c b/clang/test/CodeGen/cfi-icall-cross-dso.c
index 0fdf4a2..4fe4ba7 100644
--- a/clang/test/CodeGen/cfi-icall-cross-dso.c
+++ b/clang/test/CodeGen/cfi-icall-cross-dso.c
@@ -66,6 +66,9 @@
inline void foo() {}
void bar() { foo(); }
+// ITANIUM: define weak void @__cfi_check
+// MS: define weak dso_local void @__cfi_check
+
// CHECK: !{i32 4, !"Cross-DSO CFI", i32 1}
// Check that the type entries are correct.