rust/src/test/compile-fail/alt-vec-illegal-tail-element-loan.rs
2012-12-17 22:01:38 -08:00

14 lines
252 B
Rust

fn a() -> &int {
let vec = [1, 2, 3, 4];
let tail = match vec {
[_a, ..tail] => &tail[0], //~ ERROR illegal borrow
_ => fail ~"foo"
};
move tail
}
fn main() {
let fifth = a();
io::println(fmt!("%d", *fifth));
}