1// RUN: %clang_cc1 -triple i686-pc-linux-gnu -emit-llvm -o - %s | FileCheck %s 2 3// CHECK: @b = external thread_local global 4// CHECK: @d.e = internal thread_local global 5// CHECK: @d.f = internal thread_local global 6// CHECK: @f.a = internal thread_local(initialexec) global 7// CHECK: @a = thread_local global 8// CHECK: @g = thread_local global 9// CHECK: @h = thread_local(localdynamic) global 10// CHECK: @i = thread_local(initialexec) global 11// CHECK: @j = thread_local(localexec) global 12 13// CHECK-NOT: @_ZTW 14// CHECK-NOT: @_ZTH 15 16__thread int a; 17extern __thread int b; 18int c() { return *&b; } 19int d() { 20 __thread static int e; 21 __thread static union {float a; int b;} f = {.b = 1}; 22 return 0; 23} 24 25__thread int g __attribute__((tls_model("global-dynamic"))); 26__thread int h __attribute__((tls_model("local-dynamic"))); 27__thread int i __attribute__((tls_model("initial-exec"))); 28__thread int j __attribute__((tls_model("local-exec"))); 29 30int f() { 31 __thread static int a __attribute__((tls_model("initial-exec"))); 32 return a++; 33} 34