| warning: unused generator that must be used | |
| --> $DIR/yield-subtype.rs:11:5 | |
| | | |
| LL | / || { | |
| LL | | yield a; | |
| LL | | yield b; | |
| LL | | }; | |
| | |_____^ | |
| | | |
| = note: generators are lazy and do nothing unless resumed | |
| = note: `#[warn(unused_must_use)]` on by default | |
| warning: 1 warning emitted | |