1  /* { dg-do compile } */
       2  /* { dg-options "-O -ftree-loop-vectorize" } */
       3  
       4  long k3;
       5  int gs;
       6  
       7  void
       8  s2 (int aj)
       9  {
      10    while (aj < 1)
      11      {
      12        gs ^= 1;
      13        k3 = (long) gs * 2;
      14        if (k3 != 0)
      15  	k3 = 0;
      16  
      17        ++aj;
      18      }
      19  }