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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.
// basic tests to see that certain "obvious" errors are caught by
// these types no longer requiring `'static` (RFC 458)
#![allow(dead_code)]
use std::sync::{Mutex, RwLock, mpsc};
fn mutex() {
let x = 1;
let y = Box::new(1);
let lock = Mutex::new(&x);
*lock.lock().unwrap() = &*y;
drop(y); //~ ERROR cannot move out
{
let z = 2;
*lock.lock().unwrap() = &z;
} //~ ERROR does not live long enough
}
fn rwlock() {
let x = 1;
let y = Box::new(1);
let lock = RwLock::new(&x);
*lock.write().unwrap() = &*y;
drop(y); //~ ERROR cannot move out
{
let z = 2;
*lock.write().unwrap() = &z;
} //~ ERROR does not live long enough
}
fn channel() {
let x = 1;
let y = Box::new(1);
let (tx, rx) = mpsc::channel();
tx.send(&x).unwrap();
tx.send(&*y);
drop(y); //~ ERROR cannot move out
{
let z = 2;
tx.send(&z).unwrap();
} //~ ERROR does not live long enough
}
fn main() {}
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