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borrowck
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borrowck-vec-pattern-loan-from-mut.rs
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#![
feature
(
slice_patterns
)]
fn
a
()
{
let
mut
v
=
vec
![
1
,
2
,
3
];
let
vb
:
&
mut
[
isize
]
=
&
mut
v
;
match
vb
{
&
mut
[
_a
,
ref
tail
@
..]
=>
{
v
.
push
(
tail
[
0
]
+
tail
[
1
]);
//~ ERROR cannot borrow
}
_
=>
{}
};
}
fn
main
()
{}