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: see issue #44930 <https://github.com/rust-lang/rust/issues/44930> for more information | |
= 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`. |