rust/src/test/compile-fail/borrowck-vec-pattern-element-loan.rs

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fn a() -> &[int] {
let vec = [1, 2, 3, 4];
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let tail = match vec {
[_, ..tail] => tail, //~ ERROR does not live long enough
_ => fail!(~"a")
};
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tail
}
fn b() -> &[int] {
let vec = [1, 2, 3, 4];
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let init = match vec {
[..init, _] => init, //~ ERROR does not live long enough
_ => fail!(~"b")
};
init
}
fn c() -> &[int] {
let vec = [1, 2, 3, 4];
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let slice = match vec {
[_, ..slice, _] => slice, //~ ERROR does not live long enough
_ => fail!(~"c")
};
slice
}
fn main() {}