1 // Copyright 2018 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.
11 #![feature(cfg_target_has_atomic)]
12 #![feature(integer_atomics)]
14 use std::mem::{align_of, size_of};
15 use std::sync::atomic::*;
18 #[cfg(target_has_atomic = "8")]
19 assert_eq!(align_of::<AtomicBool>(), size_of::<AtomicBool>());
20 #[cfg(target_has_atomic = "ptr")]
21 assert_eq!(align_of::<AtomicPtr<u8>>(), size_of::<AtomicPtr<u8>>());
22 #[cfg(target_has_atomic = "8")]
23 assert_eq!(align_of::<AtomicU8>(), size_of::<AtomicU8>());
24 #[cfg(target_has_atomic = "8")]
25 assert_eq!(align_of::<AtomicI8>(), size_of::<AtomicI8>());
26 #[cfg(target_has_atomic = "16")]
27 assert_eq!(align_of::<AtomicU16>(), size_of::<AtomicU16>());
28 #[cfg(target_has_atomic = "16")]
29 assert_eq!(align_of::<AtomicI16>(), size_of::<AtomicI16>());
30 #[cfg(target_has_atomic = "32")]
31 assert_eq!(align_of::<AtomicU32>(), size_of::<AtomicU32>());
32 #[cfg(target_has_atomic = "32")]
33 assert_eq!(align_of::<AtomicI32>(), size_of::<AtomicI32>());
34 #[cfg(target_has_atomic = "64")]
35 assert_eq!(align_of::<AtomicU64>(), size_of::<AtomicU64>());
36 #[cfg(target_has_atomic = "64")]
37 assert_eq!(align_of::<AtomicI64>(), size_of::<AtomicI64>());
38 #[cfg(target_has_atomic = "128")]
39 assert_eq!(align_of::<AtomicU128>(), size_of::<AtomicU128>());
40 #[cfg(target_has_atomic = "128")]
41 assert_eq!(align_of::<AtomicI128>(), size_of::<AtomicI128>());
42 #[cfg(target_has_atomic = "ptr")]
43 assert_eq!(align_of::<AtomicUsize>(), size_of::<AtomicUsize>());
44 #[cfg(target_has_atomic = "ptr")]
45 assert_eq!(align_of::<AtomicIsize>(), size_of::<AtomicIsize>());