1/* { dg-do compile } */
2/* { dg-options "-O2 -fdump-tree-fre1-stats" } */
3
4int vnum_test8(int *data)
5{
6  int i;
7  int stop = data[3];
8  int m = data[4];
9  int n = m;
10  int p;
11  for (i=0; i<stop; i++) {
12    int k = data[2];
13    data[k] = 2;
14    data[0] = m - n;
15    k = data[1];
16    m = m + k;
17    n = n + k;
18    p = data[0];
19  }
20  return p;
21}
22/* We should eliminate m - n, and set n = n + k into n = m, and
23   set p to 0 */
24/* { dg-final { scan-tree-dump-times "Eliminated: 4" 1 "fre1"} } */
25/* { dg-final { cleanup-tree-dump "fre1" } } */
26