32 lines
1.1 KiB
Rust
32 lines
1.1 KiB
Rust
|
// 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.
|
||
|
|
|
||
|
|
#![feature(atomic_access)]
|
||
|
|
use std::sync::atomic::{AtomicBool, ATOMIC_BOOL_INIT};
|
||
|
|
use std::sync::atomic::Ordering::*;
|
||
|
|
|
||
|
|
static mut ATOMIC: AtomicBool = ATOMIC_BOOL_INIT;
|
||
|
|
|
||
|
|
fn main() {
|
||
|
|
unsafe {
|
||
|
|
assert_eq!(*ATOMIC.get_mut(), false);
|
||
|
|
ATOMIC.store(true, SeqCst);
|
||
|
|
assert_eq!(*ATOMIC.get_mut(), true);
|
||
|
|
ATOMIC.fetch_or(false, SeqCst);
|
||
|
|
assert_eq!(*ATOMIC.get_mut(), true);
|
||
|
|
ATOMIC.fetch_and(false, SeqCst);
|
||
|
|
assert_eq!(*ATOMIC.get_mut(), false);
|
||
|
|
ATOMIC.fetch_nand(true, SeqCst);
|
||
|
|
assert_eq!(*ATOMIC.get_mut(), true);
|
||
|
|
ATOMIC.fetch_xor(true, SeqCst);
|
||
|
|
assert_eq!(*ATOMIC.get_mut(), false);
|
||
|
|
}
|
||
|
|
}
|