| error[E0282]: type annotations needed for `fn()` | |
| --> $DIR/unpin_impl.rs:4:14 | |
| | | |
| 1 | #[cxx::bridge] | |
| | -------------- consider giving this pattern the explicit type `fn()`, with the type parameters specified | |
| ... | |
| 4 | type Opaque; | |
| | ^^^^^^ cannot infer type |