| error[E0658]: link kind `link-arg` is unstable | 
 |   --> $DIR/feature-gate-link-arg-attribute.rs:5:15 | 
 |    | | 
 | LL | #[link(kind = "link-arg", name = "foo")] | 
 |    |               ^^^^^^^^^^ | 
 |    | | 
 |    = note: see issue #99427 <https://github.com/rust-lang/rust/issues/99427> for more information | 
 |    = help: add `#![feature(link_arg_attribute)]` to the crate attributes to enable | 
 |    = note: this compiler was built on YYYY-MM-DD; consider upgrading it if it is out of date | 
 |  | 
 | error: aborting due to 1 previous error | 
 |  | 
 | For more information about this error, try `rustc --explain E0658`. |