rust/tests/ui/nll/issue-48623-coroutine.stderr

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warning: unused coroutine that must be used
--> $DIR/issue-48623-coroutine.rs:15:5
|
LL | move || { d; yield; &mut *r };
| ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
|
= note: coroutines are lazy and do nothing unless resumed
= note: `#[warn(unused_must_use)]` on by default
warning: 1 warning emitted