//@ known-bug: #131886 //@ compile-flags: -Zvalidate-mir #![feature(type_alias_impl_trait)] type Tait = impl Sized; trait Foo<'a>: Bar<'a, 'a, Tait> {} trait Bar<'a, 'b, T> {} #[define_opaque(Tait)] fn test_correct3<'a>(x: &dyn Foo<'a>, _: Tait) { let _ = x as &dyn Bar<'_, '_, ()>; } fn main() {}