rust/src/test/run-make/pretty-expanded-hygiene/input.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.

// minimal junk
#![feature(no_std)]
#![no_std]

macro_rules! foo {
    ($x: ident) => { y + $x }
}

fn bar() {
    let x = 1;
    foo!(x)
}