libcxx initial import
git-svn-id: https://llvm.org/svn/llvm-project/libcxx/trunk@103490 91177308-0d34-0410-b5e6-96231b3b80d8
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//===----------------------------------------------------------------------===//
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//
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// <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>The LLVM Compiler Infrastructure
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//
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// This file is distributed under the University of Illinois Open Source
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// License. See LICENSE.TXT for details.
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//
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//===----------------------------------------------------------------------===//
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// <chrono>
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// template <class Clock, class Duration1, class Duration2>
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// struct common_type<chrono::time_point<Clock, Duration1>, chrono::time_point<Clock, Duration2>>
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// {
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// typedef chrono::time_point<Clock, typename common_type<Duration1, Duration2>::type> type;
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// };
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#include <chrono>
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template <class D1, class D2, class De>
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void
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test()
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{
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typedef std::chrono::system_clock C;
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typedef std::chrono::time_point<C, D1> T1;
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typedef std::chrono::time_point<C, D2> T2;
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typedef std::chrono::time_point<C, De> Te;
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typedef typename std::common_type<T1, T2>::type Tc;
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static_assert((std::is_same<Tc, Te>::value), "");
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}
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int main()
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{
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test<std::chrono::duration<int, std::ratio<1, 100> >,
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std::chrono::duration<long, std::ratio<1, 1000> >,
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std::chrono::duration<long, std::ratio<1, 1000> > >();
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test<std::chrono::duration<long, std::ratio<1, 100> >,
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std::chrono::duration<int, std::ratio<1, 1000> >,
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std::chrono::duration<long, std::ratio<1, 1000> > >();
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test<std::chrono::duration<char, std::ratio<1, 30> >,
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std::chrono::duration<short, std::ratio<1, 1000> >,
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std::chrono::duration<int, std::ratio<1, 3000> > >();
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test<std::chrono::duration<double, std::ratio<21, 1> >,
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std::chrono::duration<short, std::ratio<15, 1> >,
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std::chrono::duration<double, std::ratio<3, 1> > >();
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}
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