1  /* PR tree-optimization/71563 */
       2  /* { dg-do compile } */
       3  /* { dg-options "-O2 -fdump-tree-optimized" } */
       4  
       5  void link_error (void);
       6  
       7  void
       8  foo (int k)
       9  {
      10    int t = 1 << ((1 / k) << 8);
      11    if (t != 1)
      12      link_error ();
      13  }
      14  
      15  void
      16  bar (int k, int l)
      17  {
      18    int t = l << (k << 8);
      19    if (t != l)
      20      link_error ();
      21  }
      22  
      23  /* { dg-final { scan-tree-dump-not "link_error" "optimized" } } */