rust/src/test/run-pass-fulldeps/proc-macro/struct-field-macro.rs

// Copyright 2016 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.

// aux-build:derive-nothing.rs
// ignore-stage1

#[macro_use]
extern crate derive_nothing;

macro_rules! int {
    () => { i32 }
}

#[derive(Nothing)]
struct S {
    x: int!(),
}

fn main() {}