| //@ check-pass | |
| // issue: 114113 | |
| //@ revisions: current next | |
| //@ ignore-compare-mode-next-solver (explicit revisions) | |
| //@[next] compile-flags: -Znext-solver | |
| #![feature(trait_upcasting)] | |
| trait Mirror { | |
| type Assoc; | |
| } | |
| impl<T> Mirror for T { | |
| type Assoc = T; | |
| } | |
| trait Bar<T> {} | |
| trait Foo<T>: Bar<<T as Mirror>::Assoc> {} | |
| fn upcast<T>(x: &dyn Foo<T>) -> &dyn Bar<T> { x } | |
| fn main() {} |