| 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 | |
| | | |
| ::: $SRC_DIR/libcore/option.rs:LL:COL | |
| | | |
| LL | None, | |
| | ---- not covered | |
| | | |
| = note: the matched value is of type `std::option::Option<i32>` | |
| error: aborting due to previous error | |
| For more information about this error, try `rustc --explain E0005`. |