1*67e74705SXin Li // RUN: %clang_cc1 %s -std=c++1y -triple=i686-pc-win32 -emit-llvm -o - | FileCheck %s 2*67e74705SXin Li 3*67e74705SXin Li struct A { 4*67e74705SXin Li A(); 5*67e74705SXin Li ~A(); 6*67e74705SXin Li }; 7*67e74705SXin Li 8*67e74705SXin Li // CHECK-DAG: $"\01??$a@X@@3UA@@A" = comdat any 9*67e74705SXin Li // CHECK-DAG: @"\01??$a@X@@3UA@@A" = linkonce_odr thread_local global %struct.A zeroinitializer, comdat, align 1 10*67e74705SXin Li // CHECK-DAG: @"\01??__E?$a@X@@YAXXZ$initializer$" = internal constant void ()* @"\01??__E?$a@X@@YAXXZ", section ".CRT$XDU", comdat($"\01??$a@X@@3UA@@A") 11*67e74705SXin Li template <typename T> 12*67e74705SXin Li thread_local A a = A(); 13*67e74705SXin Li 14*67e74705SXin Li // CHECK-DAG: @"\01?b@@3UA@@A" = thread_local global %struct.A zeroinitializer, align 1 15*67e74705SXin Li // CHECK-DAG: @"__tls_init$initializer$" = internal constant void ()* @__tls_init, section ".CRT$XDU" 16*67e74705SXin Li thread_local A b; 17*67e74705SXin Li 18*67e74705SXin Li // CHECK-LABEL: define internal void @__tls_init() 19*67e74705SXin Li // CHECK: call void @"\01??__Eb@@YAXXZ" 20*67e74705SXin Li 21*67e74705SXin Li thread_local A &c = b; 22*67e74705SXin Li thread_local A &d = c; 23*67e74705SXin Li f()24*67e74705SXin LiA f() { 25*67e74705SXin Li (void)a<void>; 26*67e74705SXin Li (void)b; 27*67e74705SXin Li return c; 28*67e74705SXin Li } 29