ices/78450.rs: fixed with no errors

[github-actions]

Issue: rust-lang/rust#78450

#![feature(min_type_alias_impl_trait)]
#![feature(type_alias_impl_trait)]
#![no_std]
#![crate_type = "lib"]

pub trait AssociatedImpl {
    type ImplTrait;

    fn f() -> Self::ImplTrait;
}

trait DynTrait<'a> {}

struct S<T>(T);

trait Associated {
    type A;
}

impl<'a, T: Associated<A = dyn DynTrait<'a>>> AssociatedImpl for S<T> {
    type ImplTrait = impl core::future::Future<Output = ()>;

    fn f() -> Self::ImplTrait {
        async { () }
    }
}

=== stdout ===
=== stderr ===
warning: the feature `type_alias_impl_trait` is incomplete and may not be safe to use and/or cause compiler crashes
 --> /home/runner/work/glacier/glacier/ices/78450.rs:2:12
  |
2 | #![feature(type_alias_impl_trait)]
  |            ^^^^^^^^^^^^^^^^^^^^^
  |
  = note: `#[warn(incomplete_features)]` on by default
  = note: see issue #63063 <https://github.com/rust-lang/rust/issues/63063> for more information

warning: 1 warning emitted

==============