| // 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. |
| |
| #![feature(core_intrinsics)] |
| #![allow(warnings)] |
| |
| use std::intrinsics; |
| |
| #[derive(Copy, Clone)] |
| struct Wrap(i64); |
| |
| // These volatile and atomic intrinsics used to cause an ICE |
| |
| unsafe fn test_bool(p: &mut bool, v: bool) { |
| intrinsics::volatile_load(p); |
| intrinsics::volatile_store(p, v); |
| intrinsics::atomic_load(p); |
| intrinsics::atomic_cxchg(p, v, v); |
| intrinsics::atomic_store(p, v); |
| intrinsics::atomic_xchg(p, v); |
| } |
| |
| unsafe fn test_immediate_fca(p: &mut Wrap, v: Wrap) { |
| intrinsics::volatile_load(p); |
| intrinsics::volatile_store(p, v); |
| intrinsics::atomic_load(p); |
| intrinsics::atomic_cxchg(p, v, v); |
| intrinsics::atomic_store(p, v); |
| intrinsics::atomic_xchg(p, v); |
| } |
| |
| fn main() {} |