rust/tests/ui/impl-trait/in-trait/deep-match.rs

21 lines
395 B
Rust

// [next] compile-flags: -Zlower-impl-trait-in-trait-to-assoc-ty
// revisions: current next
#![feature(return_position_impl_trait_in_trait)]
#![allow(incomplete_features)]
struct Wrapper<T>(T);
trait Foo {
fn bar() -> Wrapper<impl Sized>;
}
impl Foo for () {
fn bar() -> i32 {
//~^ ERROR method `bar` has an incompatible return type for trait
0
}
}
fn main() {}