1  /* { dg-do compile } */
       2  /* { dg-options "-O3 -g" } */
       3  
       4  int a, b;
       5  void c() {
       6    char d;
       7    for (; b;)
       8      for (;;)
       9        for (; d <= 7; d += 1) {
      10          a = 7;
      11          for (; a; a += 1)
      12          e:
      13            d += d;
      14          d ^= 0;
      15        }
      16    goto e;
      17  }