blob: b087dc1b45c20398d3544d59caaad103a513124c (
plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
|
/* { dg-do compile } */
/* { dg-options "-O2 -fdump-tree-pre-stats -std=c99" } */
int foo(int k, int *x)
{
int j=0;
int res = 0;
/* We should pull res = *x all the way out of the do-while */
do {
for (int n=0;n<3;++n);
res = *x;
} while (++j<k);
return res;
}
/* { dg-final { scan-tree-dump-times "Eliminated: 1" 1 "pre"} } */
/* { dg-final { cleanup-tree-dump "pre" } } */
|
