| error[E0005]: refutable pattern in `for` loop binding: `None` not covered | |
| --> $DIR/E0297.rs:4:9 | |
| | | |
| LL | for Some(x) in xs {} | |
| | ^^^^^^^ pattern `None` not covered | |
| error: aborting due to previous error | |
| For more information about this error, try `rustc --explain E0005`. |