1 /* { dg-do compile } */
2 /* { dg-options "-O -fdump-tree-dse1-details" } */
3 
4 struct A { int x; double y; };
f(struct A * a)5 void f (struct A *a) {
6   *a = *a;
7 }
8 
9 /* { dg-final { scan-tree-dump "Deleted dead store" "dse1"} } */
10