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error[E0308]: mismatched types
--> $DIR/closure-no-fn-2.rs:6:27
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LL | let bar: fn() -> u8 = || { b };
| ---------- ^^^^^^^^ expected fn pointer, found closure
| |
| expected due to this
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= note: expected fn pointer `fn() -> u8`
found closure `{closure@$DIR/closure-no-fn-2.rs:6:27: 6:29}`
note: closures can only be coerced to `fn` types if they do not capture any variables
--> $DIR/closure-no-fn-2.rs:6:32
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LL | let bar: fn() -> u8 = || { b };
| ^ `b` captured here
error: aborting due to 1 previous error
For more information about this error, try `rustc --explain E0308`.
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