-#![feature(slice_patterns)]
-
fn a<'a>() -> &'a [isize] {
let vec = vec![1, 2, 3, 4];
let vec: &[isize] = &vec;
let tail = match vec {
- &[_, ref tail..] => tail,
+ &[_, ref tail @ ..] => tail,
_ => panic!("a")
};
tail //~ ERROR cannot return value referencing local variable `vec`
let vec = vec![1, 2, 3, 4];
let vec: &[isize] = &vec;
let init = match vec {
- &[ref init.., _] => init,
+ &[ref init @ .., _] => init,
_ => panic!("b")
};
init //~ ERROR cannot return value referencing local variable `vec`
let vec = vec![1, 2, 3, 4];
let vec: &[isize] = &vec;
let slice = match vec {
- &[_, ref slice.., _] => slice,
+ &[_, ref slice @ .., _] => slice,
_ => panic!("c")
};
slice //~ ERROR cannot return value referencing local variable `vec`