1 #![deny(clippy::all)] 2 3 #[cfg(feature = "use_core")] 4 extern crate core; 5 6 #[macro_use] 7 extern crate derivative; 8 9 #[derive(Derivative)] 10 #[derivative(Clone(clone_from = "true"))] 11 pub struct Foo {} 12 main()13 fn main() {} 14