1 /* { dg-do compile } */
2 /* { dg-options "-O2 -ffast-math -fdump-tree-reassoc1" } */
3
f1_float(float x,float z)4 float f1_float (float x, float z)
5 {
6 float y = x + z;
7 y = y + x;
8 y = y + x;
9 y = y + x;
10 y = y + x;
11 y = y + x;
12 y = y + x;
13 y = y + x;
14 return y;
15 }
16
f1_float2(float x)17 float f1_float2 (float x)
18 {
19 float y = x + 3 * x + x;
20 return y;
21 }
22
f1_int(int x)23 int f1_int (int x)
24 {
25 int y = x + 4 * x + x;
26 return y;
27 }
28
29 /* { dg-final { scan-tree-dump-times "\\\* 8\\\.0e\\\+0" 1 "reassoc1" } } */
30 /* { dg-final { scan-tree-dump-times "\\\* 5\\\.0e\\\+0" 1 "reassoc1" } } */
31 /* { dg-final { scan-tree-dump-times "\\\* 6" 1 "reassoc1" } } */
32
33