1// RUN: %clang_cc1 -emit-llvm -triple=x86_64-apple-darwin10 -o - %s | FileCheck -check-prefix=WITH-TSS %s
2// RUN: %clang_cc1 -emit-llvm -triple=x86_64-apple-darwin10 -o - %s -fno-threadsafe-statics | FileCheck -check-prefix=NO-TSS %s
3
4int f();
5
6// WITH-TSS: @_ZZ1gvE1a = internal global i32 0, align 4
7// WITH-TSS: @_ZGVZ1gvE1a = internal global i64 0
8
9// WITH-TSS: define void @_Z1gv() [[NUW:#[0-9]+]]
10// WITH-TSS: call i32 @__cxa_guard_acquire
11// WITH-TSS: call void @__cxa_guard_release
12// WITH-TSS: ret void
13void g() {
14  static int a = f();
15}
16
17// NO-TSS: @_ZZ1gvE1a = internal global i32 0, align 4
18// NO-TSS: @_ZGVZ1gvE1a = internal global i8 0
19
20// NO-TSS: define void @_Z1gv() [[NUW:#[0-9]+]]
21// NO-TSS-NOT: call i32 @__cxa_guard_acquire
22// NO-TSS-NOT: call void @__cxa_guard_release
23// NO-TSS: ret void
24
25// WITH-TSS: attributes [[NUW]] = { nounwind{{.*}} }
26
27// NO-TSS: attributes [[NUW]] = { nounwind{{.*}} }
28