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/* { dg-do compile } */

/* { dg-options "-O2 -ftree-loop-linear" } */

/* { dg-require-effective-target size32plus } */

int foo()

{

  int x[2][2], y[2];

  int i, n, s;

  /* This is a reduction: there is a scalar dependence that cannot be

     removed by rewriting IVs.  This code cannot and should not be

     transformed into a perfect loop.  */

  for (n = 0; n < 2; n++)

    {

      s = 0;

      for (i = 0; i < 2; i++)

        s += x[n][i]*y[i];

      s += 1;

    }

  return s;

}