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9f7b58f3c94708f344237f826b4f96a659b5fc82
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src
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test
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ui
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swap-1.rs
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// run-pass
use
std
::
mem
::
swap
;
pub
fn
main
()
{
let
mut
x
=
3
;
let
mut
y
=
7
;
swap
(&
mut
x
,
&
mut
y
);
assert_eq
!(
x
,
7
);
assert_eq
!(
y
,
3
);
}