gcc/testsuite/gcc.dg/torture/pr88936-1.c


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/* { dg-do run } */
/* { dg-additional-options "-fipa-pta" } */

static long bug (long depth, long * v)
{
  if (depth == 0)
    {
      *v = 0;
      return 1;
    }

  long r = 1;
  long val = bug(depth - 1, &r);
  return 2 * r + val;
}

static long ff (long depth)
{
  return bug(depth, (long*)0);
}

int main()
{
  if (ff(1) != 1)
    __builtin_abort ();
  return 0;
}