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/* { dg-do link } */

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

static int i;

/* i should not escape here, p should point to i only.  */

/* { dg-final { scan-ipa-dump "p = { i }" "pta" } } */

static int *p = &i;

int j;

/* q should point to j only.  */

/* { dg-final { scan-ipa-dump "q = { j }" "pta" } } */

static int *q = &j;

static int k;

/* k should escape here, r should point to NONLOCAL, ESCAPED, k.  */

int *r = &k;

/* { dg-final { scan-ipa-dump "r = { ESCAPED NONLOCAL k }" "pta" } } */

int l;

/* s should point to NONLOCAL, ESCAPED, l.  */

int *s = &l;

/* { dg-final { scan-ipa-dump "s = { ESCAPED NONLOCAL l }" "pta" } } */

/* Make p and q referenced so they do not get optimized out.  */

int foo() { return &p < &q; }

int main()

{

  return 0;

}

/* It isn't clear if the escape if l is strictly necessary, if it were

   we should have i, r and s in ESCAPED as well.  */

/* { dg-final { scan-ipa-dump "ESCAPED = { ESCAPED NONLOCAL l k }" "pta" } } */

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