error[E0599]: the method `as_deref_mut` exists for enum `Result<{integer}, _>`, but its trait bounds were not satisfied | |
--> $DIR/result-as_deref_mut.rs:2:31 | |
| | |
LL | let _result = &mut Ok(42).as_deref_mut(); | |
| ^^^^^^^^^^^^ | |
| | |
= note: the following trait bounds were not satisfied: | |
`{integer}: Deref` | |
error: aborting due to previous error | |
For more information about this error, try `rustc --explain E0599`. |