1 error[E0658]: #[unwind] is experimental
2 --> $DIR/feature-gate-unwind-attributes.rs:21:5
4 LL | #[unwind] //~ ERROR #[unwind] is experimental
7 = help: add #![feature(unwind_attributes)] to the crate attributes to enable
9 error: aborting due to previous error
11 For more information about this error, try `rustc --explain E0658`.