1  /* { dg-do run } */
       2  
       3  int a, b, c, d, e;
       4  int f[8];
       5  static int g() {
       6    while (a)
       7      a >>= 4;
       8    return 0;
       9  }
      10  static int h(int i) {
      11    if (i >= '0')
      12      return i - '0';
      13    //__builtin_unreachable ();
      14  }
      15  void __attribute__((noipa)) j(int i) {
      16    for (b = 2; g() <= 7; b++)
      17      if (i) {
      18        for (; e <= 7; e++)
      19          for (c = 1; c <= 7; c++) {
      20            d = h(b + '0');
      21            f[-d + 4] ^= 3;
      22          }
      23        return;
      24      }
      25  }
      26  int main() {
      27    j(1);
      28    if (f[2] != 0)
      29      __builtin_abort ();
      30  }