1 /* { dg-do compile } */
2 /* { dg-options "-O2 -fdump-tree-optimized" } */
3 int f (int a0,int a1,int a2,int a3,int a4)
5 int b0, b1, b2, b3, b4,e;
6 /* this can be optimized to four additions... */
7 b4 = a4 + a3 + a2 + a1 + a0;
8 b3 = a3 + a2 + a1 + a0;
11 /* This is actually 0 */
12 e = b4 - b3 + b2 - b1 - a4 - a2;
16 /* { dg-final { scan-tree-dump-times "return 0" 1 "optimized" } } */
17 /* { dg-final { cleanup-tree-dump "optimized" } } */