internally change regions to be covariant

[rust.git] / tests / ui / regions / issue-72051-member-region-hang.rs

// Regression test for #72051, hang when resolving regions.

// check-pass
// edition:2018

pub async fn query<'a>(_: &(), _: &(), _: (&(dyn std::any::Any + 'a),) ) {}
fn main() {}