//@ force-host //@ no-prefer-dynamic #![crate_type = "proc-macro"] extern crate proc_macro; use proc_macro::TokenStream; macro_rules! make_derives { ($($name:ident),*) => { $( #[proc_macro_derive($name)] pub fn $name(input: TokenStream) -> TokenStream { println!("Derive {}: {}", stringify!($name), input); TokenStream::new() } )* } } make_derives!(First, Second, Third, Fourth, Fifth);