warning: unused closure that must be used | |
--> $DIR/issue-1460.rs:6:6 | |
| | |
LL | {|i: u32| if 1 == i { }}; | |
| ^^^^^^^^^^^^^^^^^^^^^^ | |
| | |
= note: closures are lazy and do nothing unless called | |
= note: `#[warn(unused_must_use)]` on by default | |
warning: 1 warning emitted | |