}
}
-#[cfg(feature = "nightly")]
+#[cfg(feature = "unstable")]
use std::raw::TraitObject;
-#[cfg(not(feature = "nightly"))]
+#[cfg(not(feature = "unstable"))]
#[repr(C)]
-#[allow(raw_pointer_derive)]
#[derive(Copy, Clone)]
struct TraitObject {
pub data: *mut (),