1  /* { dg-do compile } */
       2  /* { dg-options "-Og" } */
       3  
       4  void a(void) __attribute__((__warning__("")));
       5  int main(void)
       6  {
       7    unsigned long b = __builtin_object_size(0, 0);
       8    if (__builtin_expect(b < 1, 0))
       9      a(); /* { dg-bogus "warning" } */
      10  }