1  /* { dg-do compile } */
       2  /* { dg-options "-O2 -fdump-tree-dse1-details"  } */
       3  struct a {int a,b,c;};
       4  __attribute__ ((noinline))
       5  void
       6  kill_me (struct a *a)
       7  {
       8    a->a=0;
       9    a->b=0;
      10    a->c=0;
      11  }
      12  __attribute__ ((noinline))
      13  void
      14  my_pleasure (struct a *a)
      15  {
      16    a->a=1;
      17    a->c=2;
      18  }
      19  void
      20  set (struct a *a)
      21  {
      22    kill_me (a);
      23    my_pleasure (a);
      24    a->b=1;
      25  }
      26  /* { dg-final { scan-tree-dump "Deleted dead store: kill_me" "dse1" } } */