blob: 8ef7646282ce548369204e198a6017c610b42153 (
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
|
/* { dg-do compile } */
/* { dg-options "-O2 -fsplit-paths -fdump-tree-split-paths-details -w -fdisable-tree-thread1 -fdisable-tree-thread2" } */
/* Note: Threader causes the infinite loop in val & 1 sooner. */
powi_cost (long n)
{
unsigned char cache[256];
unsigned long digit;
unsigned long val;
int result;
while (val >= 256)
{
if (val & 1)
{
result += powi_lookup_cost (digit, cache) + 3 + 1;
}
else
{
val >>= 1;
}
}
}
/* { dg-final { scan-tree-dump-times "Duplicating join block" 1 "split-paths" } } */
|
