Add a test to check that AtomicBool has the proper representation

Author: Amanieu

src/test/run-pass/atomic-access-bool.rs

@@ -0,0 +1,31 @@
+// 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);
+    }
+}