| // 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. |
| |
| // run-rustfix |
| |
| #![allow(unused_must_use, unused_comparisons)] |
| |
| macro_rules! is_plainly_printable { |
| ($i: ident) => { |
| ($i as u32) < 0 //~ `<` is interpreted as a start of generic arguments |
| }; |
| } |
| |
| fn main() { |
| let c = 'a'; |
| is_plainly_printable!(c); |
| } |
