1  /* PR middle-end/77594 */
       2  /* { dg-do compile } */
       3  /* { dg-options "-O0" } */
       4  
       5  int
       6  foo (int a, int *b)
       7  {
       8    return __builtin_sub_overflow (0, a, b);
       9  }
      10  
      11  /* { dg-final { scan-assembler-times "\tjn?o\t" 1 } } */