21 lines
739 B
Plaintext
21 lines
739 B
Plaintext
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error[E0594]: cannot assign to `counter`, as it is a captured variable in a `Fn` closure
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--> $DIR/unboxed-closures-mutated-upvar-from-fn-closure.rs:24:9
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LL | counter += 1;
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| ^^^^^^^^^^^^ cannot assign
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help: consider changing this to accept closures that implement `FnMut`
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--> $DIR/unboxed-closures-mutated-upvar-from-fn-closure.rs:23:10
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LL | call(|| {
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| __________^
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LL | | counter += 1;
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LL | | //[ast]~^ ERROR cannot assign to data in a captured outer variable in an `Fn` closure
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LL | | //[mir]~^^ ERROR cannot assign to `counter`
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LL | | });
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| |_____^
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error: aborting due to previous error
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For more information about this error, try `rustc --explain E0594`.
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