1/* PR c/37106 */
2/* { dg-do compile } */
3/* { dg-options "-O3" } */
4/* { dg-options "-O3 -fpic" { target fpic } } */
5
6#define SIZE 256
7float a[SIZE], b[SIZE], c[SIZE];
8
9void non_opt3 (void) __attribute__((__optimize__(1)));
10
11void
12not_opt3 (void)
13{
14  int i;
15
16  for (i = 0; i < SIZE; i++)
17    a[i] = b[i] - c[i];
18}
19
20void
21opt3 (void)
22{
23  int i;
24
25  for (i = 0; i < SIZE; i++)
26    a[i] = b[i] + c[i];
27}
28