| error[E0308]: mismatched types |
| --> $DIR/issue-72076.rs:3:23 |
| | |
| LL | fn f() -> Self::S {} |
| | ^^ expected associated type, found `()` |
| | |
| = note: expected associated type `<Self as X>::S` |
| found unit type `()` |
| = help: consider constraining the associated type `<Self as X>::S` to `()` or calling a method that returns `<Self as X>::S` |
| = note: for more information, visit https://doc.rust-lang.org/book/ch19-03-advanced-traits.html |
| |
| error: aborting due to 1 previous error |
| |
| For more information about this error, try `rustc --explain E0308`. |