| error[E0594]: cannot assign to `*y`, as `y` is not declared as mutable |
| --> $DIR/immut-function-arguments.rs:2:5 |
| | |
| LL | fn f(y: Box<isize>) { |
| | - help: consider changing this to be mutable: `mut y` |
| LL | *y = 5; |
| | ^^^^^^ cannot assign |
| |
| error[E0594]: cannot assign to `*q`, as `q` is not declared as mutable |
| --> $DIR/immut-function-arguments.rs:6:35 |
| | |
| LL | let _frob = |q: Box<isize>| { *q = 2; }; |
| | - ^^^^^^ cannot assign |
| | | |
| | help: consider changing this to be mutable: `mut q` |
| |
| error: aborting due to 2 previous errors |
| |
| For more information about this error, try `rustc --explain E0594`. |