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error[E0384]: cannot assign twice to immutable variable `b`
--> $DIR/issue-45199.rs:6:5
|
LL | b = Box::new(1);
| - first assignment to `b`
LL | b = Box::new(2);
| ^ cannot assign twice to immutable variable
|
help: consider making this binding mutable
|
LL | let mut b: Box<isize>;
| +++
error[E0384]: cannot assign twice to immutable variable `b`
--> $DIR/issue-45199.rs:14:5
|
LL | let b = Box::new(1);
| - first assignment to `b`
...
LL | b = Box::new(2);
| ^ cannot assign twice to immutable variable
|
help: consider making this binding mutable
|
LL | let mut b = Box::new(1);
| +++
error[E0384]: cannot assign to immutable argument `b`
--> $DIR/issue-45199.rs:20:5
|
LL | b = Box::new(2);
| ^ cannot assign to immutable argument
|
help: consider making this binding mutable
|
LL | fn test_args(mut b: Box<i32>) {
| +++
error: aborting due to 3 previous errors
For more information about this error, try `rustc --explain E0384`.
|
