| error[E0658]: non exhaustive is an experimental feature (see issue #44109) | |
| --> $DIR/feature-gate-non_exhaustive.rs:13:1 | |
| | | |
| LL | #[non_exhaustive] //~ERROR non exhaustive is an experimental feature (see issue #44109) | |
| | ^^^^^^^^^^^^^^^^^ | |
| | | |
| = help: add #![feature(non_exhaustive)] to the crate attributes to enable | |
| error: aborting due to previous error | |
| For more information about this error, try `rustc --explain E0658`. |