diff options
author | Dimitry Andric <dim@FreeBSD.org> | 2015-09-06 18:46:46 +0000 |
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committer | Dimitry Andric <dim@FreeBSD.org> | 2015-09-06 18:46:46 +0000 |
commit | 61b9a7258a7693d7f3674a5a1daf7b036ff1d382 (patch) | |
tree | ec41ed70ffca97240e76f9a78bb2dedba28f310c /test/std/thread/thread.mutex/thread.mutex.requirements/thread.sharedtimedmutex.requirements/thread.sharedtimedmutex.class/lock.pass.cpp | |
parent | f857581820d15e410e9945d2fcd5f7163be25a96 (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.cpp | 49 |
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(); +} |