1  /* { dg-options "-O -ftree-vectorize" } */
       2  
       3  int j4;
       4  
       5  void
       6  k1 (int ak)
       7  {
       8    while (ak < 1)
       9      {
      10        int ur;
      11  
      12        for (ur = 0; ur < 2; ++ur)
      13          {
      14            ++j4;
      15            if (j4 != 0)
      16              j4 = 0;
      17          }
      18  
      19        ++ak;
      20      }
      21  }