| // Copyright 2013-2014 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. |
| |
| // aux-build:macro_crate_test.rs |
| // ignore-stage1 |
| |
| // Issue #15750: a macro that internally parses its input and then |
| // uses `quote_expr!` to rearrange it should be hygiene-preserving. |
| |
| #![feature(plugin)] |
| #![plugin(macro_crate_test)] |
| |
| fn main() { |
| let x = 3; |
| assert_eq!(3, identity!(x)); |
| assert_eq!(6, identity!(x+x)); |
| let x = 4; |
| assert_eq!(4, identity!(x)); |
| } |
