| // Copyright 2017 The Rust Project Developers. See the COPYRIGHT |
| // file at the top-level directory of this distribution and at |
| // http://rust-lang.org/COPYRIGHT. |
| // |
| // Licensed under the Apache License, Version 2.0 <LICENSE-APACHE or |
| // http://www.apache.org/licenses/LICENSE-2.0> or the MIT license |
| // <LICENSE-MIT or http://opensource.org/licenses/MIT>, at your |
| // option. This file may not be copied, modified, or distributed |
| // except according to those terms. |
| |
| macro_rules! m { |
| ($my_type: ty) => { |
| impl $my_type for u8 {} |
| } |
| } |
| |
| trait Trait {} |
| |
| m!(Tr); |
| |
| m!(&'static u8); //~ ERROR expected a trait, found type |
| |
| fn main() {} |
