| // Regression test for #52078: we were failing to infer a relationship | |
| // between `'a` and `'b` below due to inference variables introduced | |
| // during the normalization process. | |
| // | |
| // check-pass | |
| struct Drain<'a, T: 'a> { | |
| _marker: ::std::marker::PhantomData<&'a T>, | |
| } | |
| trait Join { | |
| type Value; | |
| fn get(value: &mut Self::Value); | |
| } | |
| impl<'a, T> Join for Drain<'a, T> { | |
| type Value = &'a mut Option<T>; | |
| fn get<'b>(value: &'b mut Self::Value) { | |
| } | |
| } | |
| fn main() { | |
| } |