1  /* PR middle-end/18921 */
       2  /* { dg-do run } */
       3  /* { dg-options "-O2" } */
       4  
       5  extern void abort (void);
       6  
       7  int foo (int k)
       8  {
       9    unsigned char j = 0;
      10    (k ? 0 : j++) == -1;
      11    return j;
      12  }
      13  
      14  int main ()
      15  {
      16    if (!foo (0))
      17      abort ();
      18    return 0;
      19  }
      20