tests/ui/type-alias-impl-trait/issue-60371.rs


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trait Bug {
    type Item: Bug;

    const FUN: fn() -> Self::Item;
}

impl Bug for &() {
    type Item = impl Bug; //~ ERROR `impl Trait` in type aliases is unstable

    const FUN: fn() -> Self::Item = || ();
    //~^ ERROR the trait bound `(): Bug` is not satisfied
}

fn main() {}