| // Formerly this ICEd with the following message: |
| // Tried to project an inherited associated type during coherence checking, |
| // which is currently not supported. |
| // |
| // No we expect to run into a more user-friendly cycle error instead. |
| |
| // revisions: old re |
| |
| #![cfg_attr(re, feature(re_rebalance_coherence))] |
| #![feature(specialization)] |
| |
| trait Trait<T> { type Assoc; } |
| //[old]~^ cycle detected |
| //[re]~^^ ERROR E0391 |
| |
| impl<T> Trait<T> for Vec<T> { |
| type Assoc = (); |
| } |
| |
| impl Trait<u8> for Vec<u8> {} |
| |
| impl<T> Trait<T> for String { |
| type Assoc = (); |
| } |
| |
| impl Trait<<Vec<u8> as Trait<u8>>::Assoc> for String {} |
| |
| fn main() {} |
