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1 | // Copyright 2012 The Rust Project Developers. See the COPYRIGHT |
2 | // file at the top-level directory of this distribution and at | |
3 | // http://rust-lang.org/COPYRIGHT. | |
4 | // | |
5 | // Licensed under the Apache License, Version 2.0 <LICENSE-APACHE or | |
6 | // http://www.apache.org/licenses/LICENSE-2.0> or the MIT license | |
7 | // <LICENSE-MIT or http://opensource.org/licenses/MIT>, at your | |
8 | // option. This file may not be copied, modified, or distributed | |
9 | // except according to those terms. | |
10 | ||
1a4d82fc | 11 | // shouldn't affect evaluation of $ex: |
c34b1796 | 12 | |
1a4d82fc | 13 | macro_rules! bad_macro { |
85aaf69f | 14 | ($ex:expr) => ({let _x = 9; $ex}) |
223e47cc LB |
15 | } |
16 | ||
17 | pub fn main() { | |
85aaf69f SL |
18 | let _x = 8; |
19 | assert_eq!(bad_macro!(_x),8) | |
223e47cc | 20 | } |