// Copyright 2015 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.

#![feature(staged_api, allow_internal_unstable)]
#![staged_api]
#![stable(feature = "stable", since = "1.0.0")]

#[unstable(feature = "function")]
pub fn unstable() {}


#[stable(feature = "stable", since = "1.0.0")]
pub struct Foo {
    #[unstable(feature = "struct_field")]
    pub x: u8
}

#[allow_internal_unstable]
#[macro_export]
macro_rules! call_unstable_allow {
    () => { $crate::unstable() }
}

#[allow_internal_unstable]
#[macro_export]
macro_rules! construct_unstable_allow {
    ($e: expr) => {
        $crate::Foo { x: $e }
    }
}

#[allow_internal_unstable]
#[macro_export]
macro_rules! pass_through_allow {
    ($e: expr) => { $e }
}

#[macro_export]
macro_rules! call_unstable_noallow {
    () => { $crate::unstable() }
}

#[macro_export]
macro_rules! construct_unstable_noallow {
    ($e: expr) => {
        $crate::Foo { x: $e }
    }
}

#[macro_export]
macro_rules! pass_through_noallow {
    ($e: expr) => { $e }
}
