| //@ check-pass | |
| //@ proc-macro: test-macros.rs | |
| //@ aux-build:derive-helper-shadowed-2.rs | |
| #[macro_use] | |
| extern crate test_macros; | |
| #[macro_use(empty_helper)] | |
| extern crate derive_helper_shadowed_2; | |
| macro_rules! empty_helper { () => () } | |
| #[derive(Empty)] | |
| #[empty_helper] // OK | |
| struct S; | |
| fn main() {} |