f
(
x
)
{
int
i
;
for
(
i
=
0
;
i
<
8
&
&
(
x
&
1
)
=
=
0
;
x
>
>
=
1
,
i
+
+
)
;
return
i
;
}
main
(
)
{
if
(
f
(
4
)
!
=
2
)
abort
(
)
;
exit
(
0
)
;
}
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