rust/src/test/compile-fail/borrowck-vec-pattern-tail-element-loan.rs
2013-04-30 06:59:32 -04:00

14 lines
275 B
Rust

fn a() -> &int {
let vec = [1, 2, 3, 4];
let tail = match vec {
[_a, ..tail] => &tail[0], //~ ERROR borrowed value does not live long enough
_ => fail!(~"foo")
};
tail
}
fn main() {
let fifth = a();
io::println(fmt!("%d", *fifth));
}