1 /* { dg-do compile } */
2 /* { dg-options "-O1 -fno-tree-vrp -fno-tree-copy-prop -fno-tree-ccp -fdump-tree-optimized" } */
3 
4 
5 volatile int x;
6 
main()7 int main ()
8 {
9   volatile int *vip;
10   vip = &x;
11   volatile int *cvip;
12   cvip = vip;
13 
14   if (vip != cvip) return -1;
15   return 0;
16 }
17 
18 /* { dg-final { scan-tree-dump-times "return 0" 1 "optimized" } } */
19 
20