Add a test to make sure trans doesn't choke on any of the intrinsics

Author: Amanieu

src/test/run-pass/atomic-compare_exchange.rs

@@ -0,0 +1,37 @@
+// 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(extended_compare_and_swap)]
+use std::sync::atomic::{AtomicIsize, ATOMIC_ISIZE_INIT};
+use std::sync::atomic::Ordering::*;
+
+static ATOMIC: AtomicIsize = ATOMIC_ISIZE_INIT;
+
+fn main() {
+    // Make sure trans can emit all the intrinsics correctly
+    ATOMIC.compare_exchange(0, 1, Relaxed, Relaxed);
+    ATOMIC.compare_exchange(0, 1, Acquire, Relaxed);
+    ATOMIC.compare_exchange(0, 1, Release, Relaxed);
+    ATOMIC.compare_exchange(0, 1, AcqRel, Relaxed);
+    ATOMIC.compare_exchange(0, 1, SeqCst, Relaxed);
+    ATOMIC.compare_exchange(0, 1, Acquire, Acquire);
+    ATOMIC.compare_exchange(0, 1, AcqRel, Acquire);
+    ATOMIC.compare_exchange(0, 1, SeqCst, Acquire);
+    ATOMIC.compare_exchange(0, 1, SeqCst, SeqCst);
+    ATOMIC.compare_exchange_weak(0, 1, Relaxed, Relaxed);
+    ATOMIC.compare_exchange_weak(0, 1, Acquire, Relaxed);
+    ATOMIC.compare_exchange_weak(0, 1, Release, Relaxed);
+    ATOMIC.compare_exchange_weak(0, 1, AcqRel, Relaxed);
+    ATOMIC.compare_exchange_weak(0, 1, SeqCst, Relaxed);
+    ATOMIC.compare_exchange_weak(0, 1, Acquire, Acquire);
+    ATOMIC.compare_exchange_weak(0, 1, AcqRel, Acquire);
+    ATOMIC.compare_exchange_weak(0, 1, SeqCst, Acquire);
+    ATOMIC.compare_exchange_weak(0, 1, SeqCst, SeqCst);
+}