| // compile-flags: --emit=link |
| // no-prefer-dynamic |
| |
| #![crate_type = "proc-macro"] |
| #![feature(repr128, proc_macro_quote)] |
| #![allow(incomplete_features)] |
| |
| extern crate proc_macro; |
| |
| use proc_macro::{quote, TokenStream}; |
| |
| #[proc_macro_derive(DeriveSomething)] |
| pub fn derive(_: TokenStream) -> TokenStream { |
| // Shound not trigger `used_underscore_binding` |
| let _inside_derive = 1; |
| assert_eq!(_inside_derive, _inside_derive); |
| |
| let output = quote! { |
| // Should not trigger `useless_attribute` |
| #[allow(dead_code)] |
| extern crate rustc_middle; |
| }; |
| output |
| } |
