1  int main ()
       2  {
       3      int nResult;
       4      int b=0;
       5      int i = -1;
       6  
       7      do
       8      {
       9       if (b!=0) {
      10         abort ();
      11         nResult=1;
      12       } else {
      13        nResult=0;
      14       }
      15       i++;
      16       b=(i+2)*4;
      17      } while (i < 0);
      18      exit (0);
      19  }
      20  
      21