gcc/testsuite/gcc.dg/graphite/pr83277.c

/* { dg-do run } */
/* { dg-options "-O2 -floop-nest-optimize" } */

int rk, si = 0;
int jr[2];

int
wv (signed char n8)
{
  const int tw = 8;
  int xq[tw];
  int bj, pu = 0;

  for (bj = 0; bj < tw; ++bj)
    xq[bj] = 0;

  bj = 0;
  while (bj < 1)
    {
      int gs = n8 ^ 128;

      if (gs != 0)
	{
	  int u7[3];

	  while (bj < 2)
	    {
	      u7[bj] = 0;
	      ++bj;
	    }

	  jr[0] = u7[0];
	  rk = xq[0];
	  pu = n8;

	  if (si != 0)
	    return si;
	}
    }

  return pu;
}

int
main (void)
{
  signed char ax = 1;

  if (wv (ax) != ax)
    __builtin_abort ();
  return 0;
}