blob: 0dcfe327358cc08bd4d124b7adf299efe971d3cf (
plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
|
/* { dg-do compile } */
/* { dg-options "-O2 -ffast-math -fdump-tree-reassoc1" } */
float f1_float (float x, float z)
{
float y = x + z;
y = y + x;
y = y + x;
y = y + x;
y = y + x;
y = y + x;
y = y + x;
y = y + x;
return y;
}
float f1_float2 (float x)
{
float y = x + 3 * x + x;
return y;
}
int f1_int (int x)
{
int y = x + 4 * x + x;
return y;
}
/* { dg-final { scan-tree-dump-times "\\\* 8\\\.0e\\\+0" 1 "reassoc1" } } */
/* { dg-final { scan-tree-dump-times "\\\* 5\\\.0e\\\+0" 1 "reassoc1" } } */
/* { dg-final { scan-tree-dump-times "\\\* 6" 1 "reassoc1" } } */
|