Move test into test/std subdirectory.

git-svn-id: https://llvm.org/svn/llvm-project/libcxx/trunk@224658 91177308-0d34-0410-b5e6-96231b3b80d8

test/std/utilities/time/time.duration/default_ratio.pass.cpp

@@ -0,0 +1,26 @@
+//===----------------------------------------------------------------------===//
+//
+//                     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.
+//
+//===----------------------------------------------------------------------===//
+
+// <chrono>
+
+// duration
+
+// Test default template arg:
+
+// template <class Rep, class Period = ratio<1>>
+// class duration;
+
+#include <chrono>
+#include <type_traits>
+
+int main()
+{
+    static_assert((std::is_same<std::chrono::duration<int, std::ratio<1> >,
+                   std::chrono::duration<int> >::value), "");
+}

test/std/utilities/time/time.duration/duration.fail.cpp

@@ -0,0 +1,23 @@
+//===----------------------------------------------------------------------===//
+//
+//                     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.
+//
+//===----------------------------------------------------------------------===//
+
+// <chrono>
+
+// duration
+
+// If a program instantiates duration with a duration type for the template
+// argument Rep a diagnostic is required.
+
+#include <chrono>
+
+int main()
+{
+    typedef std::chrono::duration<std::chrono::milliseconds> D;
+    D d;
+}

test/std/utilities/time/time.duration/positive_num.fail.cpp

@@ -0,0 +1,22 @@
+//===----------------------------------------------------------------------===//
+//
+//                     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.
+//
+//===----------------------------------------------------------------------===//
+
+// <chrono>
+
+// duration
+
+// Period::num shall be positive, diagnostic required.
+
+#include <chrono>
+
+int main()
+{
+    typedef std::chrono::duration<int, std::ratio<5, -1> > D;
+    D d;
+}

test/std/utilities/time/time.duration/ratio.fail.cpp

@@ -0,0 +1,30 @@
+//===----------------------------------------------------------------------===//
+//
+//                     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.
+//
+//===----------------------------------------------------------------------===//
+
+// <chrono>
+
+// duration
+
+// Period shall be a specialization of ratio, diagnostic required.
+
+#include <chrono>
+
+template <int N, int D = 1>
+class Ratio
+{
+public:
+    static const int num = N;
+    static const int den = D;
+};
+
+int main()
+{
+    typedef std::chrono::duration<int, Ratio<1> > D;
+    D d;
+}

test/std/utilities/time/time.duration/time.duration.arithmetic/op_++.pass.cpp

@@ -0,0 +1,25 @@
+//===----------------------------------------------------------------------===//
+//
+//                     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.
+//
+//===----------------------------------------------------------------------===//
+
+// <chrono>
+
+// duration
+
+// duration& operator++();
+
+#include <chrono>
+#include <cassert>
+
+int main()
+{
+    std::chrono::hours h(3);
+    std::chrono::hours& href = ++h;
+    assert(&href == &h);
+    assert(h.count() == 4);
+}

test/std/utilities/time/time.duration/time.duration.arithmetic/op_++int.pass.cpp

@@ -0,0 +1,25 @@
+//===----------------------------------------------------------------------===//
+//
+//                     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.
+//
+//===----------------------------------------------------------------------===//
+
+// <chrono>
+
+// duration
+
+// duration operator++(int);
+
+#include <chrono>
+#include <cassert>
+
+int main()
+{
+    std::chrono::hours h(3);
+    std::chrono::hours h2 = h++;
+    assert(h.count() == 4);
+    assert(h2.count() == 3);
+}

test/std/utilities/time/time.duration/time.duration.arithmetic/op_+.pass.cpp

@@ -0,0 +1,33 @@
+//===----------------------------------------------------------------------===//
+//
+//                     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.
+//
+//===----------------------------------------------------------------------===//
+
+// <chrono>
+
+// duration
+
+// duration operator+() const;
+
+#include <chrono>
+#include <cassert>
+
+int main()
+{
+    {
+    const std::chrono::minutes m(3);
+    std::chrono::minutes m2 = +m;
+    assert(m.count() == m2.count());
+    }
+#ifndef _LIBCPP_HAS_NO_CONSTEXPR
+    {
+    constexpr std::chrono::minutes m(3);
+    constexpr std::chrono::minutes m2 = +m;
+    static_assert(m.count() == m2.count(), "");
+    }
+#endif
+}

test/std/utilities/time/time.duration/time.duration.arithmetic/op_+=.pass.cpp

@@ -0,0 +1,26 @@
+//===----------------------------------------------------------------------===//
+//
+//                     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.
+//
+//===----------------------------------------------------------------------===//
+
+// <chrono>
+
+// duration
+
+// duration& operator+=(const duration& d);
+
+#include <chrono>
+#include <cassert>
+
+int main()
+{
+    std::chrono::seconds s(3);
+    s += std::chrono::seconds(2);
+    assert(s.count() == 5);
+    s += std::chrono::minutes(2);
+    assert(s.count() == 125);
+}

test/std/utilities/time/time.duration/time.duration.arithmetic/op_--.pass.cpp

@@ -0,0 +1,25 @@
+//===----------------------------------------------------------------------===//
+//
+//                     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.
+//
+//===----------------------------------------------------------------------===//
+
+// <chrono>
+
+// duration
+
+// duration& operator--();
+
+#include <chrono>
+#include <cassert>
+
+int main()
+{
+    std::chrono::hours h(3);
+    std::chrono::hours& href = --h;
+    assert(&href == &h);
+    assert(h.count() == 2);
+}

test/std/utilities/time/time.duration/time.duration.arithmetic/op_--int.pass.cpp

@@ -0,0 +1,25 @@
+//===----------------------------------------------------------------------===//
+//
+//                     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.
+//
+//===----------------------------------------------------------------------===//
+
+// <chrono>
+
+// duration
+
+// duration operator--(int);
+
+#include <chrono>
+#include <cassert>
+
+int main()
+{
+    std::chrono::hours h(3);
+    std::chrono::hours h2 = h--;
+    assert(h.count() == 2);
+    assert(h2.count() == 3);
+}

test/std/utilities/time/time.duration/time.duration.arithmetic/op_-.pass.cpp

@@ -0,0 +1,33 @@
+//===----------------------------------------------------------------------===//
+//
+//                     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.
+//
+//===----------------------------------------------------------------------===//
+
+// <chrono>
+
+// duration
+
+// duration operator-() const;
+
+#include <chrono>
+#include <cassert>
+
+int main()
+{
+    {
+    const std::chrono::minutes m(3);
+    std::chrono::minutes m2 = -m;
+    assert(m2.count() == -m.count());
+    }
+#ifndef _LIBCPP_HAS_NO_CONSTEXPR
+    {
+    constexpr std::chrono::minutes m(3);
+    constexpr std::chrono::minutes m2 = -m;
+    static_assert(m2.count() == -m.count(), "");
+    }
+#endif
+}

test/std/utilities/time/time.duration/time.duration.arithmetic/op_-=.pass.cpp

@@ -0,0 +1,26 @@
+//===----------------------------------------------------------------------===//
+//
+//                     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.
+//
+//===----------------------------------------------------------------------===//
+
+// <chrono>
+
+// duration
+
+// duration& operator-=(const duration& d);
+
+#include <chrono>
+#include <cassert>
+
+int main()
+{
+    std::chrono::seconds s(3);
+    s -= std::chrono::seconds(2);
+    assert(s.count() == 1);
+    s -= std::chrono::minutes(2);
+    assert(s.count() == -119);
+}

test/std/utilities/time/time.duration/time.duration.arithmetic/op_divide=.pass.cpp

@@ -0,0 +1,24 @@
+//===----------------------------------------------------------------------===//
+//
+//                     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.
+//
+//===----------------------------------------------------------------------===//
+
+// <chrono>
+
+// duration
+
+// duration& operator/=(const rep& rhs);
+
+#include <chrono>
+#include <cassert>
+
+int main()
+{
+    std::chrono::nanoseconds ns(15);
+    ns /= 5;
+    assert(ns.count() == 3);
+}

test/std/utilities/time/time.duration/time.duration.arithmetic/op_mod=duration.pass.cpp

@@ -0,0 +1,27 @@
+//===----------------------------------------------------------------------===//
+//
+//                     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.
+//
+//===----------------------------------------------------------------------===//
+
+// <chrono>
+
+// duration
+
+// duration& operator%=(const duration& rhs)
+
+#include <chrono>
+#include <cassert>
+
+int main()
+{
+    std::chrono::microseconds us(11);
+    std::chrono::microseconds us2(3);
+    us %= us2;
+    assert(us.count() == 2);
+    us %= std::chrono::milliseconds(3);
+    assert(us.count() == 2);
+}

test/std/utilities/time/time.duration/time.duration.arithmetic/op_mod=rep.pass.cpp

@@ -0,0 +1,24 @@
+//===----------------------------------------------------------------------===//
+//
+//                     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.
+//
+//===----------------------------------------------------------------------===//
+
+// <chrono>
+
+// duration
+
+// duration& operator%=(const rep& rhs)
+
+#include <chrono>
+#include <cassert>
+
+int main()
+{
+    std::chrono::microseconds us(11);
+    us %= 3;
+    assert(us.count() == 2);
+}

test/std/utilities/time/time.duration/time.duration.arithmetic/op_times=.pass.cpp

@@ -0,0 +1,24 @@
+//===----------------------------------------------------------------------===//
+//
+//                     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.
+//
+//===----------------------------------------------------------------------===//
+
+// <chrono>
+
+// duration
+
+// duration& operator*=(const rep& rhs);
+
+#include <chrono>
+#include <cassert>
+
+int main()
+{
+    std::chrono::nanoseconds ns(3);
+    ns *= 5;
+    assert(ns.count() == 15);
+}

test/std/utilities/time/time.duration/time.duration.cast/duration_cast.pass.cpp

@@ -0,0 +1,52 @@
+//===----------------------------------------------------------------------===//
+//
+//                     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.
+//
+//===----------------------------------------------------------------------===//
+
+// <chrono>
+
+// duration
+
+// template <class ToDuration, class Rep, class Period>
+//   constexpr
+//   ToDuration
+//   duration_cast(const duration<Rep, Period>& d);
+
+#include <chrono>
+#include <type_traits>
+#include <cassert>
+
+template <class ToDuration, class FromDuration>
+void
+test(const FromDuration& f, const ToDuration& d)
+{
+    {
+    typedef decltype(std::chrono::duration_cast<ToDuration>(f)) R;
+    static_assert((std::is_same<R, ToDuration>::value), "");
+    assert(std::chrono::duration_cast<ToDuration>(f) == d);
+    }
+}
+
+int main()
+{
+    test(std::chrono::milliseconds(7265000), std::chrono::hours(2));
+    test(std::chrono::milliseconds(7265000), std::chrono::minutes(121));
+    test(std::chrono::milliseconds(7265000), std::chrono::seconds(7265));
+    test(std::chrono::milliseconds(7265000), std::chrono::milliseconds(7265000));
+    test(std::chrono::milliseconds(7265000), std::chrono::microseconds(7265000000LL));
+    test(std::chrono::milliseconds(7265000), std::chrono::nanoseconds(7265000000000LL));
+    test(std::chrono::milliseconds(7265000),
+         std::chrono::duration<double, std::ratio<3600> >(7265./3600));
+    test(std::chrono::duration<int, std::ratio<2, 3> >(9),
+         std::chrono::duration<int, std::ratio<3, 5> >(10));
+#ifndef _LIBCPP_HAS_NO_CONSTEXPR
+    {
+    constexpr std::chrono::hours h = std::chrono::duration_cast<std::chrono::hours>(std::chrono::milliseconds(7265000));
+    static_assert(h.count() == 2, "");
+    }
+#endif
+}

test/std/utilities/time/time.duration/time.duration.cast/toduration.fail.cpp

@@ -0,0 +1,25 @@
+//===----------------------------------------------------------------------===//
+//
+//                     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.
+//
+//===----------------------------------------------------------------------===//
+
+// <chrono>
+
+// duration
+
+// template <class ToDuration, class Rep, class Period>
+//   ToDuration
+//   duration_cast(const duration<Rep, Period>& d);
+
+// ToDuration shall be an instantiation of duration.
+
+#include <chrono>
+
+int main()
+{
+    std::chrono::duration_cast<int>(std::chrono::milliseconds(3));
+}

test/std/utilities/time/time.duration/time.duration.comparisons/op_equal.pass.cpp

@@ -0,0 +1,115 @@
+//===----------------------------------------------------------------------===//
+//
+//                     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.
+//
+//===----------------------------------------------------------------------===//
+
+// <chrono>
+
+// duration
+
+// template <class Rep1, class Period1, class Rep2, class Period2>
+//   constexpr
+//   bool
+//   operator==(const duration<Rep1, Period1>& lhs, const duration<Rep2, Period2>& rhs);
+
+// template <class Rep1, class Period1, class Rep2, class Period2>
+//   constexpr
+//   bool
+//   operator!=(const duration<Rep1, Period1>& lhs, const duration<Rep2, Period2>& rhs);
+
+#include <chrono>
+#include <cassert>
+
+int main()
+{
+    {
+    std::chrono::seconds s1(3);
+    std::chrono::seconds s2(3);
+    assert(s1 == s2);
+    assert(!(s1 != s2));
+    }
+    {
+    std::chrono::seconds s1(3);
+    std::chrono::seconds s2(4);
+    assert(!(s1 == s2));
+    assert(s1 != s2);
+    }
+    {
+    std::chrono::milliseconds s1(3);
+    std::chrono::microseconds s2(3000);
+    assert(s1 == s2);
+    assert(!(s1 != s2));
+    }
+    {
+    std::chrono::milliseconds s1(3);
+    std::chrono::microseconds s2(4000);
+    assert(!(s1 == s2));
+    assert(s1 != s2);
+    }
+    {
+    std::chrono::duration<int, std::ratio<2, 3> > s1(9);
+    std::chrono::duration<int, std::ratio<3, 5> > s2(10);
+    assert(s1 == s2);
+    assert(!(s1 != s2));
+    }
+    {
+    std::chrono::duration<int, std::ratio<2, 3> > s1(10);
+    std::chrono::duration<int, std::ratio<3, 5> > s2(9);
+    assert(!(s1 == s2));
+    assert(s1 != s2);
+    }
+    {
+    std::chrono::duration<int, std::ratio<2, 3> > s1(9);
+    std::chrono::duration<double, std::ratio<3, 5> > s2(10);
+    assert(s1 == s2);
+    assert(!(s1 != s2));
+    }
+#ifndef _LIBCPP_HAS_NO_CONSTEXPR
+    {
+    constexpr std::chrono::seconds s1(3);
+    constexpr std::chrono::seconds s2(3);
+    static_assert(s1 == s2, "");
+    static_assert(!(s1 != s2), "");
+    }
+    {
+    constexpr std::chrono::seconds s1(3);
+    constexpr std::chrono::seconds s2(4);
+    static_assert(!(s1 == s2), "");
+    static_assert(s1 != s2, "");
+    }
+    {
+    constexpr std::chrono::milliseconds s1(3);
+    constexpr std::chrono::microseconds s2(3000);
+    static_assert(s1 == s2, "");
+    static_assert(!(s1 != s2), "");
+    }
+    {
+    constexpr std::chrono::milliseconds s1(3);
+    constexpr std::chrono::microseconds s2(4000);
+    static_assert(!(s1 == s2), "");
+    static_assert(s1 != s2, "");
+    }
+    {
+    constexpr std::chrono::duration<int, std::ratio<2, 3> > s1(9);
+    constexpr std::chrono::duration<int, std::ratio<3, 5> > s2(10);
+    static_assert(s1 == s2, "");
+    static_assert(!(s1 != s2), "");
+    }
+    {
+    constexpr std::chrono::duration<int, std::ratio<2, 3> > s1(10);
+    constexpr std::chrono::duration<int, std::ratio<3, 5> > s2(9);
+    static_assert(!(s1 == s2), "");
+    static_assert(s1 != s2, "");
+    }
+    {
+    constexpr std::chrono::duration<int, std::ratio<2, 3> > s1(9);
+    constexpr std::chrono::duration<double, std::ratio<3, 5> > s2(10);
+    static_assert(s1 == s2, "");
+    static_assert(!(s1 != s2), "");
+    }
+#endif
+}

test/std/utilities/time/time.duration/time.duration.comparisons/op_less.pass.cpp

@@ -0,0 +1,153 @@
+//===----------------------------------------------------------------------===//
+//
+//                     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.
+//
+//===----------------------------------------------------------------------===//
+
+// <chrono>
+
+// duration
+
+// template <class Rep1, class Period1, class Rep2, class Period2>
+//   constexpr
+//   bool
+//   operator< (const duration<Rep1, Period1>& lhs, const duration<Rep2, Period2>& rhs);
+
+// template <class Rep1, class Period1, class Rep2, class Period2>
+//   constexpr
+//   bool
+//   operator> (const duration<Rep1, Period1>& lhs, const duration<Rep2, Period2>& rhs);
+
+// template <class Rep1, class Period1, class Rep2, class Period2>
+//   constexpr
+//   bool
+//   operator<=(const duration<Rep1, Period1>& lhs, const duration<Rep2, Period2>& rhs);
+
+// template <class Rep1, class Period1, class Rep2, class Period2>
+//   constexpr
+//   bool
+//   operator>=(const duration<Rep1, Period1>& lhs, const duration<Rep2, Period2>& rhs);
+
+#include <chrono>
+#include <cassert>
+
+int main()
+{
+    {
+    std::chrono::seconds s1(3);
+    std::chrono::seconds s2(3);
+    assert(!(s1 < s2));
+    assert(!(s1 > s2));
+    assert( (s1 <= s2));
+    assert( (s1 >= s2));
+    }
+    {
+    std::chrono::seconds s1(3);
+    std::chrono::seconds s2(4);
+    assert( (s1 < s2));
+    assert(!(s1 > s2));
+    assert( (s1 <= s2));
+    assert(!(s1 >= s2));
+    }
+    {
+    std::chrono::milliseconds s1(3);
+    std::chrono::microseconds s2(3000);
+    assert(!(s1 < s2));
+    assert(!(s1 > s2));
+    assert( (s1 <= s2));
+    assert( (s1 >= s2));
+    }
+    {
+    std::chrono::milliseconds s1(3);
+    std::chrono::microseconds s2(4000);
+    assert( (s1 < s2));
+    assert(!(s1 > s2));
+    assert( (s1 <= s2));
+    assert(!(s1 >= s2));
+    }
+    {
+    std::chrono::duration<int, std::ratio<2, 3> > s1(9);
+    std::chrono::duration<int, std::ratio<3, 5> > s2(10);
+    assert(!(s1 < s2));
+    assert(!(s1 > s2));
+    assert( (s1 <= s2));
+    assert( (s1 >= s2));
+    }
+    {
+    std::chrono::duration<int, std::ratio<2, 3> > s1(10);
+    std::chrono::duration<int, std::ratio<3, 5> > s2(9);
+    assert(!(s1 < s2));
+    assert( (s1 > s2));
+    assert(!(s1 <= s2));
+    assert( (s1 >= s2));
+    }
+    {
+    std::chrono::duration<int, std::ratio<2, 3> > s1(9);
+    std::chrono::duration<double, std::ratio<3, 5> > s2(10);
+    assert(!(s1 < s2));
+    assert(!(s1 > s2));
+    assert( (s1 <= s2));
+    assert( (s1 >= s2));
+    }
+#ifndef _LIBCPP_HAS_NO_CONSTEXPR
+    {
+    constexpr std::chrono::seconds s1(3);
+    constexpr std::chrono::seconds s2(3);
+    static_assert(!(s1 < s2), "");
+    static_assert(!(s1 > s2), "");
+    static_assert( (s1 <= s2), "");
+    static_assert( (s1 >= s2), "");
+    }
+    {
+    constexpr std::chrono::seconds s1(3);
+    constexpr std::chrono::seconds s2(4);
+    static_assert( (s1 < s2), "");
+    static_assert(!(s1 > s2), "");
+    static_assert( (s1 <= s2), "");
+    static_assert(!(s1 >= s2), "");
+    }
+    {
+    constexpr std::chrono::milliseconds s1(3);
+    constexpr std::chrono::microseconds s2(3000);
+    static_assert(!(s1 < s2), "");
+    static_assert(!(s1 > s2), "");
+    static_assert( (s1 <= s2), "");
+    static_assert( (s1 >= s2), "");
+    }
+    {
+    constexpr std::chrono::milliseconds s1(3);
+    constexpr std::chrono::microseconds s2(4000);
+    static_assert( (s1 < s2), "");
+    static_assert(!(s1 > s2), "");
+    static_assert( (s1 <= s2), "");
+    static_assert(!(s1 >= s2), "");
+    }
+    {
+    constexpr std::chrono::duration<int, std::ratio<2, 3> > s1(9);
+    constexpr std::chrono::duration<int, std::ratio<3, 5> > s2(10);
+    static_assert(!(s1 < s2), "");
+    static_assert(!(s1 > s2), "");
+    static_assert( (s1 <= s2), "");
+    static_assert( (s1 >= s2), "");
+    }
+    {
+    constexpr std::chrono::duration<int, std::ratio<2, 3> > s1(10);
+    constexpr std::chrono::duration<int, std::ratio<3, 5> > s2(9);
+    static_assert(!(s1 < s2), "");
+    static_assert( (s1 > s2), "");
+    static_assert(!(s1 <= s2), "");
+    static_assert( (s1 >= s2), "");
+    }
+    {
+    constexpr std::chrono::duration<int, std::ratio<2, 3> > s1(9);
+    constexpr std::chrono::duration<double, std::ratio<3, 5> > s2(10);
+    static_assert(!(s1 < s2), "");
+    static_assert(!(s1 > s2), "");
+    static_assert( (s1 <= s2), "");
+    static_assert( (s1 >= s2), "");
+    }
+#endif
+}

test/std/utilities/time/time.duration/time.duration.cons/convert_exact.pass.cpp

@@ -0,0 +1,36 @@
+//===----------------------------------------------------------------------===//
+//
+//                     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.
+//
+//===----------------------------------------------------------------------===//
+
+// <chrono>
+
+// duration
+
+// template <class Rep2, class Period2>
+//   duration(const duration<Rep2, Period2>& d);
+
+// exact conversions allowed for integral reps
+
+#include <chrono>
+#include <cassert>
+
+int main()
+{
+    {
+    std::chrono::milliseconds ms(1);
+    std::chrono::microseconds us = ms;
+    assert(us.count() == 1000);
+    }
+#ifndef _LIBCPP_HAS_NO_CONSTEXPR
+    {
+    constexpr std::chrono::milliseconds ms(1);
+    constexpr std::chrono::microseconds us = ms;
+    static_assert(us.count() == 1000, "");
+    }
+#endif
+}

test/std/utilities/time/time.duration/time.duration.cons/convert_float_to_int.fail.cpp

@@ -0,0 +1,25 @@
+//===----------------------------------------------------------------------===//
+//
+//                     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.
+//
+//===----------------------------------------------------------------------===//
+
+// <chrono>
+
+// duration
+
+// template <class Rep2, class Period2>
+//   duration(const duration<Rep2, Period2>& d);
+
+//  conversions from floating point to integral durations disallowed
+
+#include <chrono>
+
+int main()
+{
+    std::chrono::duration<double> d;
+    std::chrono::duration<int> i = d;
+}

test/std/utilities/time/time.duration/time.duration.cons/convert_inexact.fail.cpp

@@ -0,0 +1,25 @@
+//===----------------------------------------------------------------------===//
+//
+//                     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.
+//
+//===----------------------------------------------------------------------===//
+
+// <chrono>
+
+// duration
+
+// template <class Rep2, class Period2>
+//   duration(const duration<Rep2, Period2>& d);
+
+// inexact conversions disallowed for integral reps
+
+#include <chrono>
+
+int main()
+{
+    std::chrono::microseconds us(1);
+    std::chrono::milliseconds ms = us;
+}

test/std/utilities/time/time.duration/time.duration.cons/convert_inexact.pass.cpp

@@ -0,0 +1,36 @@
+//===----------------------------------------------------------------------===//
+//
+//                     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.
+//
+//===----------------------------------------------------------------------===//
+
+// <chrono>
+
+// duration
+
+// template <class Rep2, class Period2>
+//   duration(const duration<Rep2, Period2>& d);
+
+// inexact conversions allowed for floating point reps
+
+#include <chrono>
+#include <cassert>
+
+int main()
+{
+    {
+    std::chrono::duration<double, std::micro> us(1);
+    std::chrono::duration<double, std::milli> ms = us;
+    assert(ms.count() == 1./1000);
+    }
+#ifndef _LIBCPP_HAS_NO_CONSTEXPR
+    {
+    constexpr std::chrono::duration<double, std::micro> us(1);
+    constexpr std::chrono::duration<double, std::milli> ms = us;
+    static_assert(ms.count() == 1./1000, "");
+    }
+#endif
+}

test/std/utilities/time/time.duration/time.duration.cons/convert_int_to_float.pass.cpp

@@ -0,0 +1,36 @@
+//===----------------------------------------------------------------------===//
+//
+//                     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.
+//
+//===----------------------------------------------------------------------===//
+
+// <chrono>
+
+// duration
+
+// template <class Rep2, class Period2>
+//   duration(const duration<Rep2, Period2>& d);
+
+//  conversions from integral to floating point durations allowed
+
+#include <chrono>
+#include <cassert>
+
+int main()
+{
+    {
+    std::chrono::duration<int> i(3);
+    std::chrono::duration<double, std::milli> d = i;
+    assert(d.count() == 3000);
+    }
+#ifndef _LIBCPP_HAS_NO_CONSTEXPR
+    {
+    constexpr std::chrono::duration<int> i(3);
+    constexpr std::chrono::duration<double, std::milli> d = i;
+    static_assert(d.count() == 3000, "");
+    }
+#endif
+}

test/std/utilities/time/time.duration/time.duration.cons/convert_overflow.pass.cpp

@@ -0,0 +1,37 @@
+//===----------------------------------------------------------------------===//
+//
+//                     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.
+//
+//===----------------------------------------------------------------------===//
+
+// <chrono>
+
+// duration
+
+// template <class Rep2, class Period2>
+//   duration(const duration<Rep2, Period2>& d);
+
+// overflow should SFINAE instead of error out, LWG 2094
+
+#include <chrono>
+#include <cassert>
+
+bool called = false;
+
+void f(std::chrono::milliseconds);
+void f(std::chrono::seconds)
+{
+    called = true;
+}
+
+int main()
+{
+    {
+    std::chrono::duration<int, std::exa> r(1);
+    f(r);
+    assert(called);
+    }
+}

test/std/utilities/time/time.duration/time.duration.cons/default.pass.cpp

@@ -0,0 +1,38 @@
+//===----------------------------------------------------------------------===//
+//
+//                     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.
+//
+//===----------------------------------------------------------------------===//
+
+// <chrono>
+
+// duration
+
+// duration() = default;
+
+// Rep must be default initialized, not initialized with 0
+
+#include <chrono>
+#include <cassert>
+
+#include "../../rep.h"
+
+template <class D>
+void
+test()
+{
+    D d;
+    assert(d.count() == typename D::rep());
+#ifndef _LIBCPP_HAS_NO_CONSTEXPR
+    constexpr D d2 = D();
+    static_assert(d2.count() == typename D::rep(), "");
+#endif
+}
+
+int main()
+{
+    test<std::chrono::duration<Rep> >();
+}

test/std/utilities/time/time.duration/time.duration.cons/rep.pass.cpp

@@ -0,0 +1,40 @@
+//===----------------------------------------------------------------------===//
+//
+//                     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.
+//
+//===----------------------------------------------------------------------===//
+
+// <chrono>
+
+// duration
+
+// template <class Rep2>
+//   explicit duration(const Rep2& r);
+
+#include <chrono>
+#include <cassert>
+
+#include "../../rep.h"
+
+template <class D, class R>
+void
+test(R r)
+{
+    D d(r);
+    assert(d.count() == r);
+#ifndef _LIBCPP_HAS_NO_CONSTEXPR
+    constexpr D d2(R(2));
+    static_assert(d2.count() == 2, "");
+#endif
+}
+
+int main()
+{
+    test<std::chrono::duration<int> >(5);
+    test<std::chrono::duration<int, std::ratio<3, 2> > >(5);
+    test<std::chrono::duration<Rep, std::ratio<3, 2> > >(Rep(3));
+    test<std::chrono::duration<double, std::ratio<2, 3> > >(5.5);
+}

test/std/utilities/time/time.duration/time.duration.cons/rep01.fail.cpp

@@ -0,0 +1,26 @@
+//===----------------------------------------------------------------------===//
+//
+//                     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.
+//
+//===----------------------------------------------------------------------===//
+
+// <chrono>
+
+// duration
+
+// template <class Rep2>
+//   explicit duration(const Rep2& r);
+
+// test for explicit
+
+#include <chrono>
+
+#include "../../rep.h"
+
+int main()
+{
+    std::chrono::duration<int> d = 1;
+}

test/std/utilities/time/time.duration/time.duration.cons/rep02.fail.cpp

@@ -0,0 +1,26 @@
+//===----------------------------------------------------------------------===//
+//
+//                     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.
+//
+//===----------------------------------------------------------------------===//
+
+// <chrono>
+
+// duration
+
+// template <class Rep2>
+//   explicit duration(const Rep2& r);
+
+// Rep2 shall be implicitly convertible to rep
+
+#include <chrono>
+
+#include "../../rep.h"
+
+int main()
+{
+    std::chrono::duration<Rep> d(1);
+}

test/std/utilities/time/time.duration/time.duration.cons/rep02.pass.cpp

@@ -0,0 +1,30 @@
+//===----------------------------------------------------------------------===//
+//
+//                     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.
+//
+//===----------------------------------------------------------------------===//
+
+// <chrono>
+
+// duration
+
+// template <class Rep2>
+//   explicit duration(const Rep2& r);
+
+// construct double with int
+
+#include <chrono>
+#include <cassert>
+
+int main()
+{
+    std::chrono::duration<double> d(5);
+    assert(d.count() == 5);
+#ifndef _LIBCPP_HAS_NO_CONSTEXPR
+    constexpr std::chrono::duration<double> d2(5);
+    static_assert(d2.count() == 5, "");
+#endif
+}

test/std/utilities/time/time.duration/time.duration.cons/rep03.fail.cpp

@@ -0,0 +1,24 @@
+//===----------------------------------------------------------------------===//
+//
+//                     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.
+//
+//===----------------------------------------------------------------------===//
+
+// <chrono>
+
+// duration
+
+// template <class Rep2>
+//   explicit duration(const Rep2& r);
+
+// treat_as_floating_point<Rep2>::value shall be false
+
+#include <chrono>
+
+int main()
+{
+    std::chrono::duration<int> d(1.);
+}

test/std/utilities/time/time.duration/time.duration.literals/literals.pass.cpp

@@ -0,0 +1,59 @@
+//===----------------------------------------------------------------------===//
+//
+//                     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.
+//
+//===----------------------------------------------------------------------===//
+
+// <chrono>
+
+#include <chrono>
+#include <type_traits>
+#include <cassert>
+
+int main()
+{
+#if _LIBCPP_STD_VER > 11 
+    using namespace std::literals::chrono_literals;
+
+//    Make sure the types are right
+    static_assert ( std::is_same<decltype( 3h   ), std::chrono::hours>::value, "" );
+    static_assert ( std::is_same<decltype( 3min ), std::chrono::minutes>::value, "" );
+    static_assert ( std::is_same<decltype( 3s   ), std::chrono::seconds>::value, "" );
+    static_assert ( std::is_same<decltype( 3ms  ), std::chrono::milliseconds>::value, "" );
+    static_assert ( std::is_same<decltype( 3us  ), std::chrono::microseconds>::value, "" );
+    static_assert ( std::is_same<decltype( 3ns  ), std::chrono::nanoseconds>::value, "" );
+    
+    std::chrono::hours h = 4h;
+    assert ( h == std::chrono::hours(4));
+    auto h2 = 4.0h;
+    assert ( h == h2 );
+    
+    std::chrono::minutes min = 36min;
+    assert ( min == std::chrono::minutes(36));
+    auto min2 = 36.0min;
+    assert ( min == min2 );
+
+    std::chrono::seconds s = 24s;
+    assert ( s == std::chrono::seconds(24));
+    auto s2 = 24.0s;
+    assert ( s == s2 );
+
+    std::chrono::milliseconds ms = 247ms;
+    assert ( ms == std::chrono::milliseconds(247));
+    auto ms2 = 247.0ms;
+    assert ( ms == ms2 );
+
+    std::chrono::microseconds us = 867us;
+    assert ( us == std::chrono::microseconds(867));
+    auto us2 = 867.0us;
+    assert ( us == us2 );
+
+    std::chrono::nanoseconds ns = 645ns;
+    assert ( ns == std::chrono::nanoseconds(645));
+    auto ns2 = 645.ns;
+    assert ( ns == ns2 );
+#endif
+}

test/std/utilities/time/time.duration/time.duration.literals/literals1.fail.cpp

@@ -0,0 +1,21 @@
+// -*- C++ -*-
+//===----------------------------------------------------------------------===//
+//
+//                     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.
+//
+//===----------------------------------------------------------------------===//
+#include <chrono>
+#include <cassert>
+
+int main()
+{
+#if _LIBCPP_STD_VER > 11 
+    std::chrono::hours h  = 4h;  // should fail w/conversion operator not found
+#else
+#error
+#endif
+}
+

test/std/utilities/time/time.duration/time.duration.literals/literals1.pass.cpp

@@ -0,0 +1,48 @@
+// -*- C++ -*-
+//===----------------------------------------------------------------------===//
+//
+//                     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.
+//
+//===----------------------------------------------------------------------===//
+#include <chrono>
+#include <cassert>
+
+int main()
+{
+#if _LIBCPP_STD_VER > 11 
+    using namespace std::chrono;
+
+    hours h = 4h;
+    assert ( h == hours(4));
+    auto h2 = 4.0h;
+    assert ( h == h2 );
+    
+    minutes min = 36min;
+    assert ( min == minutes(36));
+    auto min2 = 36.0min;
+    assert ( min == min2 );
+
+    seconds s = 24s;
+    assert ( s == seconds(24));
+    auto s2 = 24.0s;
+    assert ( s == s2 );
+
+    milliseconds ms = 247ms;
+    assert ( ms == milliseconds(247));
+    auto ms2 = 247.0ms;
+    assert ( ms == ms2 );
+
+    microseconds us = 867us;
+    assert ( us == microseconds(867));
+    auto us2 = 867.0us;
+    assert ( us == us2 );
+
+    nanoseconds ns = 645ns;
+    assert ( ns == nanoseconds(645));
+    auto ns2 = 645.ns;
+    assert ( ns == ns2 );
+#endif
+}

test/std/utilities/time/time.duration/time.duration.literals/literals2.fail.cpp

@@ -0,0 +1,22 @@
+// -*- C++ -*-
+//===----------------------------------------------------------------------===//
+//
+//                     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.
+//
+//===----------------------------------------------------------------------===//
+#include <chrono>
+#include <cassert>
+
+int main()
+{
+#if _LIBCPP_STD_VER > 11 
+    using std::chrono::hours;
+
+    hours foo  =  4h;  // should fail w/conversion operator not found
+#else
+#error
+#endif
+}

test/std/utilities/time/time.duration/time.duration.literals/literals2.pass.cpp

@@ -0,0 +1,51 @@
+//===----------------------------------------------------------------------===//
+//
+//                     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.
+//
+//===----------------------------------------------------------------------===//
+
+// <chrono>
+
+#include <chrono>
+#include <type_traits>
+#include <cassert>
+
+int main()
+{
+#if _LIBCPP_STD_VER > 11 
+    using namespace std::literals;
+
+    std::chrono::hours h = 4h;
+    assert ( h == std::chrono::hours(4));
+    auto h2 = 4.0h;
+    assert ( h == h2 );
+    
+    std::chrono::minutes min = 36min;
+    assert ( min == std::chrono::minutes(36));
+    auto min2 = 36.0min;
+    assert ( min == min2 );
+
+    std::chrono::seconds s = 24s;
+    assert ( s == std::chrono::seconds(24));
+    auto s2 = 24.0s;
+    assert ( s == s2 );
+
+    std::chrono::milliseconds ms = 247ms;
+    assert ( ms == std::chrono::milliseconds(247));
+    auto ms2 = 247.0ms;
+    assert ( ms == ms2 );
+
+    std::chrono::microseconds us = 867us;
+    assert ( us == std::chrono::microseconds(867));
+    auto us2 = 867.0us;
+    assert ( us == us2 );
+
+    std::chrono::nanoseconds ns = 645ns;
+    assert ( ns == std::chrono::nanoseconds(645));
+    auto ns2 = 645.ns;
+    assert ( ns == ns2 );
+#endif
+}

test/std/utilities/time/time.duration/time.duration.nonmember/op_+.pass.cpp

@@ -0,0 +1,73 @@
+//===----------------------------------------------------------------------===//
+//
+//                     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.
+//
+//===----------------------------------------------------------------------===//
+
+// <chrono>
+
+// duration
+
+// template <class Rep1, class Period1, class Rep2, class Period2>
+//   typename common_type<duration<Rep1, Period1>, duration<Rep2, Period2>>::type
+//   operator+(const duration<Rep1, Period1>& lhs, const duration<Rep2, Period2>& rhs);
+
+#include <chrono>
+#include <cassert>
+
+int main()
+{
+    {
+    std::chrono::seconds s1(3);
+    std::chrono::seconds s2(5);
+    std::chrono::seconds r = s1 + s2;
+    assert(r.count() == 8);
+    }
+    {
+    std::chrono::seconds s1(3);
+    std::chrono::microseconds s2(5);
+    std::chrono::microseconds r = s1 + s2;
+    assert(r.count() == 3000005);
+    }
+    {
+    std::chrono::duration<int, std::ratio<2, 3> > s1(3);
+    std::chrono::duration<int, std::ratio<3, 5> > s2(5);
+    std::chrono::duration<int, std::ratio<1, 15> > r = s1 + s2;
+    assert(r.count() == 75);
+    }
+    {
+    std::chrono::duration<int, std::ratio<2, 3> > s1(3);
+    std::chrono::duration<double, std::ratio<3, 5> > s2(5);
+    std::chrono::duration<double, std::ratio<1, 15> > r = s1 + s2;
+    assert(r.count() == 75);
+    }
+#ifndef _LIBCPP_HAS_NO_CONSTEXPR
+    {
+    constexpr std::chrono::seconds s1(3);
+    constexpr std::chrono::seconds s2(5);
+    constexpr std::chrono::seconds r = s1 + s2;
+    static_assert(r.count() == 8, "");
+    }
+    {
+    constexpr std::chrono::seconds s1(3);
+    constexpr std::chrono::microseconds s2(5);
+    constexpr std::chrono::microseconds r = s1 + s2;
+    static_assert(r.count() == 3000005, "");
+    }
+    {
+    constexpr std::chrono::duration<int, std::ratio<2, 3> > s1(3);
+    constexpr std::chrono::duration<int, std::ratio<3, 5> > s2(5);
+    constexpr std::chrono::duration<int, std::ratio<1, 15> > r = s1 + s2;
+    static_assert(r.count() == 75, "");
+    }
+    {
+    constexpr std::chrono::duration<int, std::ratio<2, 3> > s1(3);
+    constexpr std::chrono::duration<double, std::ratio<3, 5> > s2(5);
+    constexpr std::chrono::duration<double, std::ratio<1, 15> > r = s1 + s2;
+    static_assert(r.count() == 75, "");
+    }
+#endif
+}

test/std/utilities/time/time.duration/time.duration.nonmember/op_-.pass.cpp

@@ -0,0 +1,74 @@
+//===----------------------------------------------------------------------===//
+//
+//                     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.
+//
+//===----------------------------------------------------------------------===//
+
+// <chrono>
+
+// duration
+
+// template <class Rep1, class Period1, class Rep2, class Period2>
+//   constexpr
+//   typename common_type<duration<Rep1, Period1>, duration<Rep2, Period2>>::type
+//   operator-(const duration<Rep1, Period1>& lhs, const duration<Rep2, Period2>& rhs);
+
+#include <chrono>
+#include <cassert>
+
+int main()
+{
+    {
+    std::chrono::seconds s1(3);
+    std::chrono::seconds s2(5);
+    std::chrono::seconds r = s1 - s2;
+    assert(r.count() == -2);
+    }
+    {
+    std::chrono::seconds s1(3);
+    std::chrono::microseconds s2(5);
+    std::chrono::microseconds r = s1 - s2;
+    assert(r.count() == 2999995);
+    }
+    {
+    std::chrono::duration<int, std::ratio<2, 3> > s1(3);
+    std::chrono::duration<int, std::ratio<3, 5> > s2(5);
+    std::chrono::duration<int, std::ratio<1, 15> > r = s1 - s2;
+    assert(r.count() == -15);
+    }
+    {
+    std::chrono::duration<int, std::ratio<2, 3> > s1(3);
+    std::chrono::duration<double, std::ratio<3, 5> > s2(5);
+    std::chrono::duration<double, std::ratio<1, 15> > r = s1 - s2;
+    assert(r.count() == -15);
+    }
+#ifndef _LIBCPP_HAS_NO_CONSTEXPR
+    {
+    constexpr std::chrono::seconds s1(3);
+    constexpr std::chrono::seconds s2(5);
+    constexpr std::chrono::seconds r = s1 - s2;
+    static_assert(r.count() == -2, "");
+    }
+    {
+    constexpr std::chrono::seconds s1(3);
+    constexpr std::chrono::microseconds s2(5);
+    constexpr std::chrono::microseconds r = s1 - s2;
+    static_assert(r.count() == 2999995, "");
+    }
+    {
+    constexpr std::chrono::duration<int, std::ratio<2, 3> > s1(3);
+    constexpr std::chrono::duration<int, std::ratio<3, 5> > s2(5);
+    constexpr std::chrono::duration<int, std::ratio<1, 15> > r = s1 - s2;
+    static_assert(r.count() == -15, "");
+    }
+    {
+    constexpr std::chrono::duration<int, std::ratio<2, 3> > s1(3);
+    constexpr std::chrono::duration<double, std::ratio<3, 5> > s2(5);
+    constexpr std::chrono::duration<double, std::ratio<1, 15> > r = s1 - s2;
+    static_assert(r.count() == -15, "");
+    }
+#endif
+}

test/std/utilities/time/time.duration/time.duration.nonmember/op_divide_duration.pass.cpp

@@ -0,0 +1,66 @@
+//===----------------------------------------------------------------------===//
+//
+//                     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.
+//
+//===----------------------------------------------------------------------===//
+
+// <chrono>
+
+// duration
+
+// template <class Rep1, class Period1, class Rep2, class Period2>
+//   constexpr
+//   typename common_type<Rep1, Rep2>::type
+//   operator/(const duration<Rep1, Period1>& lhs, const duration<Rep2, Period2>& rhs);
+
+#include <chrono>
+#include <cassert>
+
+int main()
+{
+    {
+    std::chrono::nanoseconds ns1(15);
+    std::chrono::nanoseconds ns2(5);
+    assert(ns1 / ns2 == 3);
+    }
+    {
+    std::chrono::microseconds us1(15);
+    std::chrono::nanoseconds ns2(5);
+    assert(us1 / ns2 == 3000);
+    }
+    {
+    std::chrono::duration<int, std::ratio<2, 3> > s1(30);
+    std::chrono::duration<int, std::ratio<3, 5> > s2(5);
+    assert(s1 / s2 == 6);
+    }
+    {
+    std::chrono::duration<int, std::ratio<2, 3> > s1(30);
+    std::chrono::duration<double, std::ratio<3, 5> > s2(5);
+    assert(s1 / s2 == 20./3);
+    }
+#ifndef _LIBCPP_HAS_NO_CONSTEXPR
+    {
+    constexpr std::chrono::nanoseconds ns1(15);
+    constexpr std::chrono::nanoseconds ns2(5);
+    static_assert(ns1 / ns2 == 3, "");
+    }
+    {
+    constexpr std::chrono::microseconds us1(15);
+    constexpr std::chrono::nanoseconds ns2(5);
+    static_assert(us1 / ns2 == 3000, "");
+    }
+    {
+    constexpr std::chrono::duration<int, std::ratio<2, 3> > s1(30);
+    constexpr std::chrono::duration<int, std::ratio<3, 5> > s2(5);
+    static_assert(s1 / s2 == 6, "");
+    }
+    {
+    constexpr std::chrono::duration<int, std::ratio<2, 3> > s1(30);
+    constexpr std::chrono::duration<double, std::ratio<3, 5> > s2(5);
+    static_assert(s1 / s2 == 20./3, "");
+    }
+#endif
+}

test/std/utilities/time/time.duration/time.duration.nonmember/op_divide_rep.fail.cpp

@@ -0,0 +1,26 @@
+//===----------------------------------------------------------------------===//
+//
+//                     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.
+//
+//===----------------------------------------------------------------------===//
+
+// <chrono>
+
+// duration
+
+// template <class Rep1, class Period, class Rep2>
+//   duration<typename common_type<Rep1, Rep2>::type, Period>
+//   operator/(const duration<Rep1, Period>& d, const Rep2& s);
+
+#include <chrono>
+
+#include "../../rep.h"
+
+int main()
+{
+    std::chrono::duration<Rep> d(Rep(15));
+    d = d / 5;
+}

test/std/utilities/time/time.duration/time.duration.nonmember/op_divide_rep.pass.cpp

@@ -0,0 +1,36 @@
+//===----------------------------------------------------------------------===//
+//
+//                     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.
+//
+//===----------------------------------------------------------------------===//
+
+// <chrono>
+
+// duration
+
+// template <class Rep1, class Period, class Rep2>
+//   constexpr
+//   duration<typename common_type<Rep1, Rep2>::type, Period>
+//   operator/(const duration<Rep1, Period>& d, const Rep2& s);
+
+#include <chrono>
+#include <cassert>
+
+int main()
+{
+    {
+    std::chrono::nanoseconds ns(15);
+    ns = ns / 5;
+    assert(ns.count() == 3);
+    }
+#ifndef _LIBCPP_HAS_NO_CONSTEXPR
+    {
+    constexpr std::chrono::nanoseconds ns(15);
+    constexpr std::chrono::nanoseconds ns2 = ns / 5;
+    static_assert(ns2.count() == 3, "");
+    }
+#endif
+}

test/std/utilities/time/time.duration/time.duration.nonmember/op_mod_duration.pass.cpp

@@ -0,0 +1,62 @@
+//===----------------------------------------------------------------------===//
+//
+//                     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.
+//
+//===----------------------------------------------------------------------===//
+
+// <chrono>
+
+// duration
+
+// template <class Rep1, class Period1, class Rep2, class Period2>
+//   constexpr
+//   typename common_type<duration<Rep1, Period1>, duration<Rep2, Period2>>::type
+//   operator%(const duration<Rep1, Period1>& lhs, const duration<Rep2, Period2>& rhs);
+
+#include <chrono>
+#include <cassert>
+
+int main()
+{
+    {
+    std::chrono::nanoseconds ns1(15);
+    std::chrono::nanoseconds ns2(6);
+    std::chrono::nanoseconds r = ns1 % ns2;
+    assert(r.count() == 3);
+    }
+    {
+    std::chrono::microseconds us1(15);
+    std::chrono::nanoseconds ns2(28);
+    std::chrono::nanoseconds r = us1 % ns2;
+    assert(r.count() == 20);
+    }
+    {
+    std::chrono::duration<int, std::ratio<3, 5> > s1(6);
+    std::chrono::duration<int, std::ratio<2, 3> > s2(3);
+    std::chrono::duration<int, std::ratio<1, 15> > r = s1 % s2;
+    assert(r.count() == 24);
+    }
+#ifndef _LIBCPP_HAS_NO_CONSTEXPR
+    {
+    constexpr std::chrono::nanoseconds ns1(15);
+    constexpr std::chrono::nanoseconds ns2(6);
+    constexpr std::chrono::nanoseconds r = ns1 % ns2;
+    static_assert(r.count() == 3, "");
+    }
+    {
+    constexpr std::chrono::microseconds us1(15);
+    constexpr std::chrono::nanoseconds ns2(28);
+    constexpr std::chrono::nanoseconds r = us1 % ns2;
+    static_assert(r.count() == 20, "");
+    }
+    {
+    constexpr std::chrono::duration<int, std::ratio<3, 5> > s1(6);
+    constexpr std::chrono::duration<int, std::ratio<2, 3> > s2(3);
+    constexpr std::chrono::duration<int, std::ratio<1, 15> > r = s1 % s2;
+    static_assert(r.count() == 24, "");
+    }
+#endif
+}

test/std/utilities/time/time.duration/time.duration.nonmember/op_mod_rep.fail.cpp

@@ -0,0 +1,26 @@
+//===----------------------------------------------------------------------===//
+//
+//                     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.
+//
+//===----------------------------------------------------------------------===//
+
+// <chrono>
+
+// duration
+
+// template <class Rep1, class Period, class Rep2>
+//   duration<typename common_type<Rep1, Rep2>::type, Period>
+//   operator%(const duration<Rep1, Period>& d, const Rep2& s)
+
+#include <chrono>
+
+#include "../../rep.h"
+
+int main()
+{
+    std::chrono::duration<Rep> d(Rep(15));
+    d = d % 5;
+}

test/std/utilities/time/time.duration/time.duration.nonmember/op_mod_rep.pass.cpp

@@ -0,0 +1,36 @@
+//===----------------------------------------------------------------------===//
+//
+//                     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.
+//
+//===----------------------------------------------------------------------===//
+
+// <chrono>
+
+// duration
+
+// template <class Rep1, class Period, class Rep2>
+//   constexpr
+//   duration<typename common_type<Rep1, Rep2>::type, Period>
+//   operator%(const duration<Rep1, Period>& d, const Rep2& s)
+
+#include <chrono>
+#include <cassert>
+
+int main()
+{
+    {
+    std::chrono::nanoseconds ns(15);
+    ns = ns % 6;
+    assert(ns.count() == 3);
+    }
+#ifndef _LIBCPP_HAS_NO_CONSTEXPR
+    {
+    constexpr std::chrono::nanoseconds ns(15);
+    constexpr std::chrono::nanoseconds ns2 = ns % 6;
+    static_assert(ns2.count() == 3, "");
+    }
+#endif
+}

test/std/utilities/time/time.duration/time.duration.nonmember/op_times_rep.pass.cpp

@@ -0,0 +1,45 @@
+//===----------------------------------------------------------------------===//
+//
+//                     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.
+//
+//===----------------------------------------------------------------------===//
+
+// <chrono>
+
+// duration
+
+// template <class Rep1, class Period, class Rep2>
+//   constexpr
+//   duration<typename common_type<Rep1, Rep2>::type, Period>
+//   operator*(const duration<Rep1, Period>& d, const Rep2& s);
+
+// template <class Rep1, class Period, class Rep2>
+//   constexpr
+//   duration<typename common_type<Rep1, Rep2>::type, Period>
+//   operator*(const Rep1& s, const duration<Rep2, Period>& d);
+
+#include <chrono>
+#include <cassert>
+
+int main()
+{
+    {
+    std::chrono::nanoseconds ns(3);
+    ns = ns * 5;
+    assert(ns.count() == 15);
+    ns = 6 * ns;
+    assert(ns.count() == 90);
+    }
+#ifndef _LIBCPP_HAS_NO_CONSTEXPR
+    {
+    constexpr std::chrono::nanoseconds ns(3);
+    constexpr std::chrono::nanoseconds ns2 = ns * 5;
+    static_assert(ns2.count() == 15, "");
+    constexpr std::chrono::nanoseconds ns3 = 6 * ns;
+    static_assert(ns3.count() == 18, "");
+    }
+#endif
+}

test/std/utilities/time/time.duration/time.duration.nonmember/op_times_rep1.fail.cpp

@@ -0,0 +1,30 @@
+//===----------------------------------------------------------------------===//
+//
+//                     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.
+//
+//===----------------------------------------------------------------------===//
+
+// <chrono>
+
+// duration
+
+// template <class Rep1, class Period, class Rep2>
+//   duration<typename common_type<Rep1, Rep2>::type, Period>
+//   operator*(const duration<Rep1, Period>& d, const Rep2& s);
+
+// template <class Rep1, class Period, class Rep2>
+//   duration<typename common_type<Rep1, Rep2>::type, Period>
+//   operator*(const Rep1& s, const duration<Rep2, Period>& d);
+
+#include <chrono>
+
+#include "../../rep.h"
+
+int main()
+{
+    std::chrono::duration<Rep> d;
+    d = d * 5;
+}

test/std/utilities/time/time.duration/time.duration.nonmember/op_times_rep2.fail.cpp

@@ -0,0 +1,30 @@
+//===----------------------------------------------------------------------===//
+//
+//                     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.
+//
+//===----------------------------------------------------------------------===//
+
+// <chrono>
+
+// duration
+
+// template <class Rep1, class Period, class Rep2>
+//   duration<typename common_type<Rep1, Rep2>::type, Period>
+//   operator*(const duration<Rep1, Period>& d, const Rep2& s);
+
+// template <class Rep1, class Period, class Rep2>
+//   duration<typename common_type<Rep1, Rep2>::type, Period>
+//   operator*(const Rep1& s, const duration<Rep2, Period>& d);
+
+#include <chrono>
+
+#include "../../rep.h"
+
+int main()
+{
+    std::chrono::duration<Rep> d;
+    d = 5 * d;
+}

test/std/utilities/time/time.duration/time.duration.observer/tested_elsewhere.pass.cpp

@@ -0,0 +1,12 @@
+//===----------------------------------------------------------------------===//
+//
+//                     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.
+//
+//===----------------------------------------------------------------------===//
+
+int main()
+{
+}

test/std/utilities/time/time.duration/time.duration.special/max.pass.cpp

@@ -0,0 +1,43 @@
+//===----------------------------------------------------------------------===//
+//
+//                     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.
+//
+//===----------------------------------------------------------------------===//
+
+// <chrono>
+
+// duration
+
+// static constexpr duration max();
+
+#include <chrono>
+#include <limits>
+#include <cassert>
+
+#include "../../rep.h"
+
+template <class D>
+void test()
+{
+    {
+    typedef typename D::rep Rep;
+    Rep max_rep = std::chrono::duration_values<Rep>::max();
+    assert(D::max().count() == max_rep);
+    }
+#ifndef _LIBCPP_HAS_NO_CONSTEXPR
+    {
+    typedef typename D::rep Rep;
+    constexpr Rep max_rep = std::chrono::duration_values<Rep>::max();
+    static_assert(D::max().count() == max_rep, "");
+    }
+#endif
+}
+
+int main()
+{
+    test<std::chrono::duration<int> >();
+    test<std::chrono::duration<Rep> >();
+}

test/std/utilities/time/time.duration/time.duration.special/min.pass.cpp

@@ -0,0 +1,43 @@
+//===----------------------------------------------------------------------===//
+//
+//                     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.
+//
+//===----------------------------------------------------------------------===//
+
+// <chrono>
+
+// duration
+
+// static constexpr duration min();
+
+#include <chrono>
+#include <limits>
+#include <cassert>
+
+#include "../../rep.h"
+
+template <class D>
+void test()
+{
+    {
+    typedef typename D::rep Rep;
+    Rep min_rep = std::chrono::duration_values<Rep>::min();
+    assert(D::min().count() == min_rep);
+    }
+#ifndef _LIBCPP_HAS_NO_CONSTEXPR
+    {
+    typedef typename D::rep Rep;
+    constexpr Rep min_rep = std::chrono::duration_values<Rep>::min();
+    static_assert(D::min().count() == min_rep, "");
+    }
+#endif
+}
+
+int main()
+{
+    test<std::chrono::duration<int> >();
+    test<std::chrono::duration<Rep> >();
+}

test/std/utilities/time/time.duration/time.duration.special/zero.pass.cpp

@@ -0,0 +1,42 @@
+//===----------------------------------------------------------------------===//
+//
+//                     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.
+//
+//===----------------------------------------------------------------------===//
+
+// <chrono>
+
+// duration
+
+// static constexpr duration zero();
+
+#include <chrono>
+#include <cassert>
+
+#include "../../rep.h"
+
+template <class D>
+void test()
+{
+    {
+    typedef typename D::rep Rep;
+    Rep zero_rep = std::chrono::duration_values<Rep>::zero();
+    assert(D::zero().count() == zero_rep);
+    }
+#ifndef _LIBCPP_HAS_NO_CONSTEXPR
+    {
+    typedef typename D::rep Rep;
+    constexpr Rep zero_rep = std::chrono::duration_values<Rep>::zero();
+    static_assert(D::zero().count() == zero_rep, "");
+    }
+#endif
+}
+
+int main()
+{
+    test<std::chrono::duration<int> >();
+    test<std::chrono::duration<Rep> >();
+}

test/std/utilities/time/time.duration/types.pass.cpp

@@ -0,0 +1,27 @@
+//===----------------------------------------------------------------------===//
+//
+//                     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.
+//
+//===----------------------------------------------------------------------===//
+
+// <chrono>
+
+// duration
+
+// Test nested types
+
+// typedef Rep rep;
+// typedef Period period;
+
+#include <chrono>
+#include <type_traits>
+
+int main()
+{
+    typedef std::chrono::duration<long, std::ratio<3, 2> > D;
+    static_assert((std::is_same<D::rep, long>::value), "");
+    static_assert((std::is_same<D::period, std::ratio<3, 2> >::value), "");
+}