1/* { dg-do compile } */
2/* { dg-options "-w -fdump-tree-gimple" } */
3
4/* Things that should not be folded.  */
5
6struct { long base; int tail; void * volatile ptr; } *s;
7int foo3 (void) { return s == &s; }
8int foo5 (void) { return s->ptr == s->ptr; }
9
10struct { union { int i; short s } u; } x;
11int foo6 (void) { return x.u.i == x.u.s; }
12
13void **p;
14int foo8 (void) { return p == &p; }
15int foo9 (void) { return *p == p; }
16int foo10 (void) { return *p == &p; }
17int foo11 (void) { return p != &p; }
18int foo12 (void) { return *p != p; }
19int foo13 (void) { return *p != &p; }
20
21/* { dg-final { scan-tree-dump-not "= 0;" "gimple" } } */
22/* { dg-final { scan-tree-dump-not "= 1;" "gimple" } } */
23/* { dg-final { cleanup-tree-dump "gimple" } } */
24