LL | let _ = f();
| ^^^^^^^^^^^^
|
- = note: `-D clippy::let-underscore-must-use` implied by `-D warnings`
= help: consider explicitly using function result
+ = note: `-D clippy::let-underscore-must-use` implied by `-D warnings`
error: non-binding let on an expression with `#[must_use]` type
--> $DIR/let_underscore_must_use.rs:68:5