| // issue #101663 | |
| #![feature(return_position_impl_trait_in_trait)] | |
| #![allow(incomplete_features)] | |
| trait Wf<T> {} | |
| trait Uwu { | |
| fn nya() -> impl Wf<Vec<[u8]>>; | |
| //~^ ERROR the size for values of type `[u8]` cannot be known at compilation time | |
| fn nya2() -> impl Wf<[u8]>; | |
| //~^ ERROR the size for values of type `[u8]` cannot be known at compilation time | |
| } | |
| fn main() {} |