1  /* { dg-do compile } */
       2  /* { dg-options "-O2 -fdump-tree-dse1-details"  } */
       3  __attribute__ ((noinline))
       4  void write (int *a)
       5  {
       6  	*a=1;
       7  	a[1]=2;
       8  }
       9  int test ()
      10  {
      11  	int a;
      12  	a=2;
      13  	write (&a);
      14  	return a;
      15  }
      16  int test2 (int *a)
      17  {
      18  	*a=2;
      19  	write (a);
      20  	return *a;
      21  }
      22  /* { dg-final { scan-tree-dump-times "Deleted dead store" 2 "dse1"} } */