| error[E0282]: type annotations needed | |
| --> $DIR/where-allowed-2.rs:3:30 | |
| | | |
| LL | fn in_adt_in_return() -> Vec<impl Debug> { panic!() } | |
| | ^^^^^^^^^^ cannot infer type | |
| error: aborting due to previous error | |
| For more information about this error, try `rustc --explain E0282`. |