rust/tests/ui/impl-trait/in-trait/unconstrained-lt.rs

16 lines
285 B
Rust

#![feature(return_position_impl_trait_in_trait)]
trait Foo {
fn test() -> impl Sized;
}
impl<'a, T> Foo for T {
//~^ ERROR the lifetime parameter `'a` is not constrained by the impl trait, self type, or predicates
fn test() -> &'a () {
&()
}
}
fn main() {}