File: pta-callused.c

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gcc-arm-none-eabi 15%3A8-2019-q3-1
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/* { dg-do compile } */
/* { dg-options "-O2 --param max-fields-for-field-sensitive=2 -fdump-tree-alias" } */

struct Foo {
  int *p, *q;
};

int *foo (int ***x) __attribute__((pure));

int bar (int b)
{
  int i;
  struct Foo f;
  int *p, **q;
  p = &i;
  f.p = &i;
  f.q = f.p;
  if (b)
    q = &f.p;
  else
    q = &f.q;
  return *foo (&q);
}

/* { dg-final { scan-tree-dump "CALLUSED\\(\[0-9\]+\\) = { ESCAPED NONLOCAL f.* i q }" "alias" } } */