1  /* { dg-do run } */
       2  
       3  extern void abort (void);
       4  
       5  int a, b[10];
       6  
       7  int
       8  main ()
       9  {
      10    for (; a < 2; a++)
      11      {
      12        b[a] = 1;
      13        b[a + 1] = 0;
      14      }
      15    if (b[1] != 1)
      16      abort ();
      17    return 0;
      18  }