rust/src/test/compile-fail/kindck-nonsendable-1.rs

// Copyright 2012 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.


use std::rc::Rc;

fn foo(_x: Rc<usize>) {}

fn bar<F:FnOnce() + Send>(_: F) { }

fn main() {
    let x = Rc::new(3);
    bar(move|| foo(x));
    //~^ ERROR `core::marker::Send` is not implemented
}