1  #include <stdlib.h>
       2  int a, b, d, f;
       3  char c;
       4  static int *e = &d;
       5  int main() {
       6    int g = -1L;
       7    *e = g;
       8    c = 4;
       9    for (; c >= 14; c++)
      10      *e = 1;
      11    f = a == 0;
      12    *e ^= f;
      13    int h = ~d;
      14    if (d)
      15      b = h;
      16    if (h)
      17      exit (0);
      18    abort ();
      19  }
      20