1  /* { dg-do compile } */ 
       2  /* { dg-options "-O2 -fno-strict-aliasing -fdump-tree-optimized" } */
       3  
       4  struct data {
       5  	volatile unsigned long *addr;
       6  } *p;
       7  
       8  int test()
       9  {
      10  	*p->addr;
      11  	return 0;
      12  }
      13  
      14  /* The load from p->addr should not disappear.  */
      15  /* { dg-final { scan-tree-dump-times "\->addr" 1 "optimized"} } */