1  /* PR target/69644 */
       2  /* { dg-do compile } */
       3  
       4  int
       5  main ()
       6  {
       7    unsigned short x = 0x8000;
       8    if (!__sync_bool_compare_and_swap (&x, 0x8000, 0) || x)
       9      __builtin_abort ();
      10    return 0;
      11  }