1 // Copyright 2015 The Rust Project Developers. See the COPYRIGHT
2 // file at the top-level directory of this distribution and at
3 // http://rust-lang.org/COPYRIGHT.
5 // Licensed under the Apache License, Version 2.0 <LICENSE-APACHE or
6 // http://www.apache.org/licenses/LICENSE-2.0> or the MIT license
7 // <LICENSE-MIT or http://opensource.org/licenses/MIT>, at your
8 // option. This file may not be copied, modified, or distributed
9 // except according to those terms.
14 // check dtor calling order when casting enums.
16 use std::sync::atomic;
17 use std::sync::atomic::Ordering;
26 static FLAG: atomic::AtomicUsize = atomic::AtomicUsize::new(0);
31 unsafe { mem::forget(mem::replace(self, E::B)) };
33 FLAG.store(FLAG.load(Ordering::SeqCst)+1, Ordering::SeqCst);
38 assert_eq!(FLAG.load(Ordering::SeqCst), 0);
41 assert_eq!(e as u32, 2);
42 assert_eq!(FLAG.load(Ordering::SeqCst), 0);
44 assert_eq!(FLAG.load(Ordering::SeqCst), 1);