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2018-01-24 Richard Biener <rguenther@suse.de>
[official-gcc.git]
/
gcc
/
testsuite
/
gcc.dg
/
pr81020.c
blob
8789c657a2f137f53a10b9f1bf0e754c835c7baa
1
/* PR rtl-optimization/81020 */
2
/* { dg-do run } */
3
/* { dg-options "-O -fno-tree-bit-ccp -fno-tree-coalesce-vars -fno-tree-vrp" } */
4
5
unsigned
v
=
4
;
6
7
unsigned long long
__attribute__
((
noipa
))
8
foo
(
unsigned
x
)
9
{
10
unsigned
a
=
v
;
11
a
&=
1
;
12
x
|=
0
<
a
;
13
a
>>=
31
;
14
return
x
+
a
;
15
}
16
17
int
18
main
()
19
{
20
if
(
foo
(
2
) !=
2
)
21
__builtin_abort
();
22
return
0
;
23
}