| error[E0308]: `?` operator has incompatible types | |
| --> $DIR/issue-100246.rs:28:24 | |
| | | |
| LL | let other: Other = downcast()?; | |
| | ^^^^^^^^^^^ expected `Other`, found `&_` | |
| | | |
| = note: `?` operator cannot convert from `&_` to `Other` | |
| = note: expected struct `Other` | |
| found reference `&_` | |
| error: aborting due to 1 previous error | |
| For more information about this error, try `rustc --explain E0308`. |