// Test proc-macro crate can be built without addtional RUSTFLAGS // on musl target // override -Ctarget-feature=-crt-static from compiletest // compile-flags: -Ctarget-feature= // ignore-wasm32 // build-pass #![crate_type = "proc-macro"] extern crate proc_macro; use proc_macro::TokenStream; #[proc_macro_derive(Foo)] pub fn derive_foo(input: TokenStream) -> TokenStream { input }