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// 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.
// pretty-expanded FIXME #23616
#![feature(core,unboxed_closures)]
#[allow(dead_code)]
struct Foo;
impl<'a> Fn<(&'a (),)> for Foo {
extern "rust-call" fn call(&self, (_,): (&(),)) {}
}
impl<'a> FnMut<(&'a (),)> for Foo {
extern "rust-call" fn call_mut(&mut self, (_,): (&(),)) {}
}
impl<'a> FnOnce<(&'a (),)> for Foo {
type Output = ();
extern "rust-call" fn call_once(self, (_,): (&(),)) {}
}
fn main() {}
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