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/* { dg-do run } */

/* { dg-options "-O2 -fipa-pta -fdump-ipa-pta-details -fdump-tree-fre2-details" } */

int a, b;

static int __attribute__((noinline,noclone))

foo (int *p, int *q)

{

  int res;

  *p = 1;

  *q = 0;

  res = *p;

  a = 1;

  b = 1;

  return res;

}

extern void abort (void);

int main()

{

  if (foo (&a, &b) != 1)

    abort ();

  return 0;

}

/* Verify we can disambiguate *p and *q in foo.  */

/* { dg-final { scan-ipa-dump "foo.arg0 = &a" "pta" } } */

/* { dg-final { scan-ipa-dump "foo.arg1 = &b" "pta" } } */

/* { dg-final { scan-tree-dump "Replaced \\\*p_1\\\(D\\\) with 1" "fre2" } } */

/* { dg-final { cleanup-tree-dump "fre2" } } */

/* { dg-final { cleanup-ipa-dump "pta" } } */