1  /* { dg-do compile } */
       2  /* { dg-additional-options "-fno-tree-ccp -fno-tree-forwprop" } */
       3  
       4  void
       5  tp (void)
       6  {
       7    int qt;
       8  
       9    qt = 0;
      10    if (qt != 0)
      11      {
      12        if (0)
      13  	{
      14  h5:
      15  	  qt = 0;
      16  	  while (qt < 1)
      17  	    {
      18  	    }
      19  	}
      20  
      21        ++qt;
      22      }
      23  
      24    goto h5;
      25  }