1/* { dg-do run } */
2/* { dg-options "-O2 -fipa-pta -fdump-ipa-pta-details -fdump-tree-fre2-details" } */
3
4static int __attribute__((noinline,noclone))
5foo (int *p, int *q)
6{
7  *p = 1;
8  *q = 0;
9  return *p;
10}
11
12extern void abort (void);
13
14int main()
15{
16  int a, b;
17  if (foo (&a, &b) != 1)
18    abort ();
19  return 0;
20}
21
22/* Verify we can disambiguate *p and *q in foo.  */
23
24/* { dg-final { scan-ipa-dump "foo.arg0 = &a" "pta" } } */
25/* { dg-final { scan-ipa-dump "foo.arg1 = &b" "pta" } } */
26/* { dg-final { scan-tree-dump "Replaced \\\*p_2\\\(D\\\) with 1" "fre2" } } */
27/* { dg-final { cleanup-tree-dump "fre2" } } */
28/* { dg-final { cleanup-ipa-dump "pta" } } */
29