1  int a, b, d, e;
       2  char c;
       3  
       4  void
       5  foo ()
       6  {
       7    for (; a; a++)
       8      {
       9        d = ((b == 0) ^ (129 + a));
      10        c = d * 9;
      11        e = c < 1;
      12        if (e)
      13  	for (;;)
      14  	  ;
      15      }
      16  }
      17  
      18  int
      19  main ()
      20  {
      21    foo ();
      22    return 0;
      23  }