| error[E0658]: C-variadic functions are unstable | |
| --> $DIR/feature-gate-c_variadic.rs:3:1 | |
| | | |
| LL | pub unsafe extern "C" fn test(_: i32, ap: ...) { } | |
| | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ | |
| | | |
| = note: for more information, see https://github.com/rust-lang/rust/issues/44930 | |
| = help: add `#![feature(c_variadic)]` to the crate attributes to enable | |
| error: aborting due to previous error | |
| For more information about this error, try `rustc --explain E0658`. |