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authorDimitry Andric <dim@FreeBSD.org>2015-09-06 18:46:46 +0000
committerDimitry Andric <dim@FreeBSD.org>2015-09-06 18:46:46 +0000
commit61b9a7258a7693d7f3674a5a1daf7b036ff1d382 (patch)
treeec41ed70ffca97240e76f9a78bb2dedba28f310c /test/std/thread/thread.mutex/thread.mutex.requirements/thread.sharedtimedmutex.requirements/thread.sharedtimedmutex.class/lock.pass.cpp
parentf857581820d15e410e9945d2fcd5f7163be25a96 (diff)
Notes
Diffstat (limited to 'test/std/thread/thread.mutex/thread.mutex.requirements/thread.sharedtimedmutex.requirements/thread.sharedtimedmutex.class/lock.pass.cpp')
-rw-r--r--test/std/thread/thread.mutex/thread.mutex.requirements/thread.sharedtimedmutex.requirements/thread.sharedtimedmutex.class/lock.pass.cpp49
1 files changed, 49 insertions, 0 deletions
diff --git a/test/std/thread/thread.mutex/thread.mutex.requirements/thread.sharedtimedmutex.requirements/thread.sharedtimedmutex.class/lock.pass.cpp b/test/std/thread/thread.mutex/thread.mutex.requirements/thread.sharedtimedmutex.requirements/thread.sharedtimedmutex.class/lock.pass.cpp
new file mode 100644
index 0000000000000..62bb736837eaf
--- /dev/null
+++ b/test/std/thread/thread.mutex/thread.mutex.requirements/thread.sharedtimedmutex.requirements/thread.sharedtimedmutex.class/lock.pass.cpp
@@ -0,0 +1,49 @@
+//===----------------------------------------------------------------------===//
+//
+// The LLVM Compiler Infrastructure
+//
+// This file is dual licensed under the MIT and the University of Illinois Open
+// Source Licenses. See LICENSE.TXT for details.
+//
+//===----------------------------------------------------------------------===//
+//
+// UNSUPPORTED: libcpp-has-no-threads
+// UNSUPPORTED: c++03, c++98, c++11
+
+// <shared_mutex>
+
+// class shared_timed_mutex;
+
+// void lock();
+
+#include <shared_mutex>
+#include <thread>
+#include <cstdlib>
+#include <cassert>
+
+std::shared_timed_mutex m;
+
+typedef std::chrono::system_clock Clock;
+typedef Clock::time_point time_point;
+typedef Clock::duration duration;
+typedef std::chrono::milliseconds ms;
+typedef std::chrono::nanoseconds ns;
+
+void f()
+{
+ time_point t0 = Clock::now();
+ m.lock();
+ time_point t1 = Clock::now();
+ m.unlock();
+ ns d = t1 - t0 - ms(250);
+ assert(d < ms(50)); // within 50ms
+}
+
+int main()
+{
+ m.lock();
+ std::thread t(f);
+ std::this_thread::sleep_for(ms(250));
+ m.unlock();
+ t.join();
+}