Update clang to r96341.

1 files changed, 17 insertions, 0 deletions

diff --git a/test/CodeGenCXX/threadsafe-statics.cpp b/test/CodeGenCXX/threadsafe-statics.cpp
new file mode 100644
index 000000000000..65ebc43c5d25
--- /dev/null
+++ b/test/CodeGenCXX/threadsafe-statics.cpp
@@ -0,0 +1,17 @@
+// RUN: %clang_cc1 -emit-llvm -o - %s | FileCheck -check-prefix=WITH-TSS %s
+// RUN: %clang_cc1 -emit-llvm -o - %s -fno-threadsafe-statics | FileCheck -check-prefix=NO-TSS %s
+
+int f();
+
+// WITH-TSS: define void @_Z1gv() nounwind
+// WITH-TSS: call i32 @__cxa_guard_acquire
+// WITH-TSS: call void @__cxa_guard_release
+// WITH-TSS: ret void
+void g() { 
+  static int a = f();
+}
+
+// NO-TSS: define void @_Z1gv() nounwind
+// NO-TSS-NOT: call i32 @__cxa_guard_acquire
+// NO-TSS-NOT: call void @__cxa_guard_release
+// NO-TSS: ret void