blob: 2322a494012c0c92590456ac942d2b729168c278 (
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 -fdump-rtl-loop2_unroll -fno-peel-loops -fno-tree-vrp -fdisable-tree-cunroll=foo -fdisable-tree-cunrolli=foo -fenable-rtl-loop2_unroll" } */
unsigned a[100], b[100];
inline void bar()
{
a[10] = b[10];
}
int foo(void)
{
int i;
bar();
for (i = 0; i < 2; i++)
{
a[i]= b[i] + 1;
}
return 1;
}
int foo2(void)
{
int i;
for (i = 0; i < 2; i++)
{
a[i]= b[i] + 1;
}
return 1;
}
/* { dg-final { scan-rtl-dump-times "loop turned into non-loop; it never loops" 1 "loop2_unroll" } } */
/* { dg-final { cleanup-rtl-dump "loop2_unroll" } } */
|
