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22 lines
739 B
Text
22 lines
739 B
Text
error[E0277]: the trait bound `(): InOut<_>` is not satisfied
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--> $DIR/issue-25076.rs:10:20
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LL | do_fold(bot(), ());
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| ------- ^^ the trait `InOut<_>` is not implemented for `()`
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| |
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| required by a bound introduced by this call
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help: this trait has no implementations, consider adding one
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--> $DIR/issue-25076.rs:3:1
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LL | trait InOut<T> { type Out; }
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| ^^^^^^^^^^^^^^
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note: required by a bound in `do_fold`
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--> $DIR/issue-25076.rs:5:18
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LL | fn do_fold<B, F: InOut<B, Out=B>>(init: B, f: F) {}
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| ^^^^^^^^^^^^^^^ required by this bound in `do_fold`
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error: aborting due to 1 previous error
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For more information about this error, try `rustc --explain E0277`.
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