| error[E0594]: cannot assign to `n`, as it is not declared as mutable |
| --> $DIR/unboxed-closures-mutate-upvar.rs:15:9 |
| | |
| LL | n += 1; |
| | ^^^^^^ cannot assign |
| | |
| help: consider changing this to be mutable |
| | |
| LL | let mut n = 0; |
| | +++ |
| |
| error[E0594]: cannot assign to `n`, as it is not declared as mutable |
| --> $DIR/unboxed-closures-mutate-upvar.rs:32:9 |
| | |
| LL | n += 1; |
| | ^^^^^^ cannot assign |
| | |
| help: consider changing this to be mutable |
| | |
| LL | let mut n = 0; |
| | +++ |
| |
| error[E0594]: cannot assign to `n`, as it is not declared as mutable |
| --> $DIR/unboxed-closures-mutate-upvar.rs:46:9 |
| | |
| LL | n += 1; |
| | ^^^^^^ cannot assign |
| | |
| help: consider changing this to be mutable |
| | |
| LL | let mut n = 0; |
| | +++ |
| |
| error[E0594]: cannot assign to `n`, as it is a captured variable in a `Fn` closure |
| --> $DIR/unboxed-closures-mutate-upvar.rs:53:9 |
| | |
| LL | fn to_fn<A:std::marker::Tuple,F:Fn<A>>(f: F) -> F { f } |
| | - change this to accept `FnMut` instead of `Fn` |
| ... |
| LL | let mut f = to_fn(move || { |
| | ----- ------- in this closure |
| | | |
| | expects `Fn` instead of `FnMut` |
| LL | n += 1; |
| | ^^^^^^ cannot assign |
| |
| error: aborting due to 4 previous errors |
| |
| For more information about this error, try `rustc --explain E0594`. |