1  /* PR target/95750 */
       2  /* { dg-do compile } */
       3  /* { dg-options "-O2 -march=core2" } */
       4  
       5  void
       6  foo (void)
       7  {
       8    __atomic_thread_fence (__ATOMIC_SEQ_CST);
       9  }
      10  
      11  int x;
      12  
      13  void
      14  bar (void)
      15  {
      16    __atomic_store_n (&x, -1, __ATOMIC_SEQ_CST);
      17  }
      18  
      19  /* { dg-final { scan-assembler-not "mfence" } } */