error[E0283]: type annotations needed | |
--> $DIR/issue-34979.rs:6:13 | |
| | |
LL | trait Foo {} | |
| --------- required by this bound in `Foo` | |
... | |
LL | &'a (): Foo, | |
| ^^^ cannot infer type for reference `&'a ()` | |
| | |
= note: cannot satisfy `&'a (): Foo` | |
error: aborting due to previous error | |
For more information about this error, try `rustc --explain E0283`. |