New upstream version 1.19.0+dfsg1

[rustc.git] / src / test / run-pass / macro-deep_expansion.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.


macro_rules! foo2 {
    () => {
        "foo"
    }
}

macro_rules! foo {
    () => {
        foo2!()
    }
}

fn main() {
    assert_eq!(concat!(foo!(), "bar"), "foobar")
}