| // Copyright 2015 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. |
| |
| const XY_1: i32 = 10; |
| |
| fn main() { |
| const XY_2: i32 = 20; |
| let a = concat_idents!(X, Y_1); //~ ERROR `concat_idents` is not stable |
| let b = concat_idents!(X, Y_2); //~ ERROR `concat_idents` is not stable |
| assert_eq!(a, 10); |
| assert_eq!(b, 20); |
| } |