/* { dg-do compile } *//* { dg-options "-O1 -fdump-tree-optimized" } */struct A{  int a,b;};int foo (int x, int y){  int i, j;  struct A a,b;  a.a = x;  b.b = y;  j = a.a;  i = b.b;  return i + j;}/* The addition should be optimized into 'y+x'.  *//* { dg-final { scan-tree-dump-times "\[xy\] \\+ \[xy]" 1 "optimized"} } *//* { dg-final { cleanup-tree-dump "optimized" } } */