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      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: @a = thread_local global
      7 __thread int a;
      8 extern __thread int b;
      9 int c() { return *&b; }
     10 int d() {
     11   __thread static int e;
     12   __thread static union {float a; int b;} f = {.b = 1};
     13   return 0;
     14 }
     15 
     16