[rustc.git] / src / test / ui / run-pass / issues / issue-15189.rs

// Copyright 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.

// run-pass
macro_rules! third {
    ($e:expr) => ({let x = 2; $e[x]})
}

fn main() {
    let x = vec![10_usize,11_usize,12_usize,13_usize];
    let t = third!(x);
    assert_eq!(t,12_usize);
}
Commit	Line	Data
1a4d82fc	1	// Copyright 2014 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
b7449926	11	// run-pass
1a4d82fc JJ	12	macro_rules! third {
1a4d82fc JJ	13	($e:expr) => ({let x = 2; $e[x]})
223e47cc LB	14	}
	15
	16	fn main() {
c30ab7b3	17	let x = vec![10_usize,11_usize,12_usize,13_usize];
1a4d82fc	18	let t = third!(x);
85aaf69f	19	assert_eq!(t,12_usize);
223e47cc	20	}