error: question mark operator was used --> $DIR/question_mark_used.rs:11:5 | LL | other_function()?; | ^^^^^^^^^^^^^^^^^ | = help: consider using a custom macro or match expression = note: `-D clippy::question-mark-used` implied by `-D warnings` = help: to override `-D warnings` add `#[allow(clippy::question_mark_used)]` error: aborting due to 1 previous error