rust/tests/ui/closures/closure-no-fn-3.stderr

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error[E0605]: non-primitive cast: `{closure@$DIR/closure-no-fn-3.rs:6:28: 6:30}` as `fn() -> u8`
--> $DIR/closure-no-fn-3.rs:6:27
|
LL | let baz: fn() -> u8 = (|| { b }) as fn() -> u8;
| ^^^^^^^^^^^^^^^^^^^^^^^^ invalid cast
|
note: closures can only be coerced to `fn` types if they do not capture any variables
--> $DIR/closure-no-fn-3.rs:6:33
|
LL | let baz: fn() -> u8 = (|| { b }) as fn() -> u8;
| ^ `b` captured here
error: aborting due to 1 previous error
For more information about this error, try `rustc --explain E0605`.