1// RUN: %clang_cc1 %s -std=c++1y -triple=i686-pc-win32 -emit-llvm -o - | FileCheck %s
2
3struct A {
4  A();
5  ~A();
6};
7
8// CHECK-DAG: $"\01??$a@X@@3UA@@A" = comdat any
9// CHECK-DAG: @"\01??$a@X@@3UA@@A" = linkonce_odr thread_local global %struct.A zeroinitializer, comdat, align 1
10// CHECK-DAG: @"\01??__E?$a@X@@YAXXZ$initializer$" = internal constant void ()* @"\01??__E?$a@X@@YAXXZ", section ".CRT$XDU", comdat($"\01??$a@X@@3UA@@A")
11template <typename T>
12thread_local A a = A();
13
14// CHECK-DAG: @"\01?b@@3UA@@A" = thread_local global %struct.A zeroinitializer, align 1
15// CHECK-DAG: @"__tls_init$initializer$" = internal constant void ()* @__tls_init, section ".CRT$XDU"
16thread_local A b;
17
18// CHECK-LABEL: define internal void @__tls_init()
19// CHECK: call void @"\01??__Eb@@YAXXZ"
20
21thread_local A &c = b;
22thread_local A &d = c;
23
24A f() {
25  (void)a<void>;
26  (void)b;
27  return c;
28}
29