1  /* { dg-do compile } */
       2  /* { dg-options "-O1 -fdump-tree-optimized" } */
       3  
       4  int f(_Bool x)
       5  {
       6    return (x == 1);
       7  }
       8  
       9  /* There should be no == 1 which is produced by the front-end as
      10     bool_var == 1 is the same as bool_var. */
      11  /* { dg-final { scan-tree-dump-times "== 1" 0 "optimized"} } */
      12  
      13  /* There should be no adde for powerpc.  Check if we actually optimized
      14     away the comparison.  */
      15  /* { dg-final { scan-assembler-times "adde" 0 { target powerpc*-*-* } } } */
      16