| error[E0308]: mismatched types | |
| --> $DIR/alias-where-clause-isnt-supertrait.rs:26:5 | |
| | | |
| LL | fn test(x: &dyn C) -> &dyn B { | |
| | ------ expected `&dyn B` because of return type | |
| LL | x | |
| | ^ expected trait `B`, found trait `C` | |
| | | |
| = note: expected reference `&dyn B` | |
| found reference `&dyn C` | |
| error: aborting due to 1 previous error | |
| For more information about this error, try `rustc --explain E0308`. |