1 #![feature(rustc_attrs)]
2 #![feature(trait_alias)]
3 #![feature(with_negative_coherence)]
12 #[rustc_strict_coherence]
14 impl<T: AB> C for T {}
17 // FIXME it's giving an ungreat error but unsure if we care given that it's using an internal rustc
18 // attribute and an artificial code path for testing purposes