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// 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.
// pretty-expanded FIXME #23616
#![allow(unknown_features)]
#![feature(box_syntax)]
struct Element;
macro_rules! foo {
($tag: expr, $string: expr) => {
if $tag == $string {
let element: Box<_> = box Element;
unsafe {
return std::mem::transmute::<_, usize>(element);
}
}
}
}
fn bar() -> usize {
foo!("a", "b");
0
}
fn main() {
bar();
}
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