| error[E0596]: cannot borrow `key` as mutable, as it is not declared as mutable | |
| --> $DIR/issue-34337.rs:6:9 | |
| | | |
| LL | get(&mut key); | |
| | ^^^^^^^^ cannot borrow as mutable | |
| | | |
| help: try removing `&mut` here | |
| | | |
| LL - get(&mut key); | |
| LL + get(key); | |
| | | |
| error: aborting due to 1 previous error | |
| For more information about this error, try `rustc --explain E0596`. |