1  /* PR tree-optimization/58346 */
       2  /* { dg-do compile } */
       3  /* { dg-options "-O" } */
       4  
       5  struct U {};
       6  static struct U b[1] = { };
       7  extern void bar (struct U);
       8  
       9  void
      10  foo (void)
      11  {
      12    bar (b[0]);
      13  }
      14  
      15  void
      16  baz (void)
      17  {
      18    foo ();
      19  }