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/* { dg-do compile } */

/* { dg-options "-O2 -fdump-tree-fre-stats" } */

int vnum_test8(int *data)

{

  int i;

  int stop = data[3];

  int m = data[4];

  int n = m;

  int p = 0;

  for (i=0; i<stop; i++) {

    int k = data[2];

    data[5] = 0;

    if (i < 30)

      data[5] = m - n;

    p = data[5];

    k = data[1];

    m = m + k;

    n = n + k;

  }

  return p;

}

/* We should eliminate m - n, n + k, set data[5] = 0, eliminate the

   address arithmetic for data[5], and set p = 0.

/* { dg-final { scan-tree-dump-times "Eliminated: 6" 1 "fre"} } */

/* { dg-final { cleanup-tree-dump "fre" } } */