rust/tests/ui/impl-trait/in-trait/default-method-binder-shifting.rs

23 lines
578 B
Rust

// check-pass
// [next] compile-flags: -Zlower-impl-trait-in-trait-to-assoc-ty
// revisions: current next
#![feature(return_position_impl_trait_in_trait)]
//~^ WARN the feature `return_position_impl_trait_in_trait` is incomplete
trait Trait {
type Type;
// Check that we're adjusting bound vars correctly when installing the default
// method projection assumptions.
fn method(&self) -> impl Trait<Type = impl Sized + '_>;
}
trait Trait2 {
type Type;
fn method(&self) -> impl Trait2<Type = impl Trait2<Type = impl Sized + '_> + '_>;
}
fn main() {}