File: escaping-bound-var.rs

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#![feature(type_alias_impl_trait)]

pub trait Trait<'a> {
    type Assoc;
}

trait Test<'a> {}

pub type Foo = impl for<'a> Trait<'a, Assoc = impl Test<'a>>;
//~^ ERROR `impl Trait` cannot capture higher-ranked lifetime from outer `impl Trait`

impl Trait<'_> for () {
    type Assoc = ();
}

impl Test<'_> for () {}

fn constrain() -> Foo {
    ()
}

fn main() {}