gcc-4.9/gcc/testsuite/gcc.c-torture/execute/20040423-1.c


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int
sub1 (int i, int j)
{
  typedef struct
  {
   int  c[i+2];
  }c;
  int x[10], y[10];

  if (j == 2)
    {
      memcpy (x, y, 10 * sizeof (int));
      return sizeof (c);
    }
  else
    return sizeof (c) * 3;
}

int
main ()
{
  typedef struct
  {
   int  c[22];
  }c;
  if (sub1 (20, 3) != sizeof (c)*3)
    abort ();

  return 0;
}