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1a4d82fc | 1 | // Copyright 2015 The Rust Project Developers. See the COPYRIGHT |
223e47cc LB |
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 | ||
9e0c209e SL |
11 | #![allow(unused_variables)] |
12 | #![allow(dead_code)] | |
13 | ||
b039eaaf SL |
14 | macro_rules! piece( |
15 | ($piece:pat) => ($piece); | |
16 | ); | |
85aaf69f | 17 | |
b039eaaf | 18 | enum Piece {A, B} |
223e47cc | 19 | |
d9579d0f | 20 | fn main() { |
b039eaaf SL |
21 | match Piece::A { |
22 | piece!(pt@ Piece::A) | piece!(pt@ Piece::B) => {} | |
d9579d0f | 23 | } |
c34b1796 | 24 | } |