rust/tests/ui/traits/kindck-owned-contains-1.rs
2023-01-11 09:32:08 +00:00

22 lines
443 B
Rust

// run-pass
#![allow(non_snake_case)]
#![allow(non_camel_case_types)]
trait repeat<A> { fn get(&self) -> A; }
impl<A:Clone + 'static> repeat<A> for Box<A> {
fn get(&self) -> A {
(**self).clone()
}
}
fn repeater<A:Clone + 'static>(v: Box<A>) -> Box<dyn repeat<A>+'static> {
Box::new(v) as Box<dyn repeat<A>+'static> // No
}
pub fn main() {
let x = 3;
let y = repeater(Box::new(x));
assert_eq!(x, y.get());
}