Move test into test/std subdirectory.

llvm-svn: 224658

37 files changed, 0 insertions, 2537 deletions

diff --git a/libcxx/test/numerics/rand/rand.eng/nothing_to_do.pass.cpp b/libcxx/test/numerics/rand/rand.eng/nothing_to_do.pass.cpp
deleted file mode 100644
index b58f5c55b64..00000000000
--- a/libcxx/test/numerics/rand/rand.eng/nothing_to_do.pass.cpp
+++ /dev/null
@@ -1,12 +0,0 @@
-//===----------------------------------------------------------------------===//
-//
-//                     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()
-{
-}
diff --git a/libcxx/test/numerics/rand/rand.eng/rand.eng.lcong/assign.pass.cpp b/libcxx/test/numerics/rand/rand.eng/rand.eng.lcong/assign.pass.cpp
deleted file mode 100644
index 8c09f4fd010..00000000000
--- a/libcxx/test/numerics/rand/rand.eng/rand.eng.lcong/assign.pass.cpp
+++ /dev/null
@@ -1,58 +0,0 @@
-//===----------------------------------------------------------------------===//
-//
-//                     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.
-//
-//===----------------------------------------------------------------------===//
-
-// <random>
-
-// template <class UIntType, UIntType a, UIntType c, UIntType m>
-//   class linear_congruential_engine;
-
-// linear_congruential_engine& operator=(const linear_congruential_engine&);
-
-#include <random>
-#include <cassert>
-
-template <class T, T a, T c, T m>
-void
-test1()
-{
-    typedef std::linear_congruential_engine<T, a, c, m> E;
-    E e1;
-    E e2;
-    assert(e1 == e2);
-    e1();
-    e2 = e1;
-    assert(e1 == e2);
-}
-
-template <class T>
-void
-test()
-{
-    test1<T, 0, 0, 0>();
-    test1<T, 0, 1, 2>();
-    test1<T, 1, 1, 2>();
-    const T M(~0);
-    test1<T, 0, 0, M>();
-    test1<T, 0, M-2, M>();
-    test1<T, 0, M-1, M>();
-    test1<T, M-2, 0, M>();
-    test1<T, M-2, M-2, M>();
-    test1<T, M-2, M-1, M>();
-    test1<T, M-1, 0, M>();
-    test1<T, M-1, M-2, M>();
-    test1<T, M-1, M-1, M>();
-}
-
-int main()
-{
-    test<unsigned short>();
-    test<unsigned int>();
-    test<unsigned long>();
-    test<unsigned long long>();
-}
diff --git a/libcxx/test/numerics/rand/rand.eng/rand.eng.lcong/copy.pass.cpp b/libcxx/test/numerics/rand/rand.eng/rand.eng.lcong/copy.pass.cpp
deleted file mode 100644
index 4b2b20da13a..00000000000
--- a/libcxx/test/numerics/rand/rand.eng/rand.eng.lcong/copy.pass.cpp
+++ /dev/null
@@ -1,58 +0,0 @@
-//===----------------------------------------------------------------------===//
-//
-//                     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.
-//
-//===----------------------------------------------------------------------===//
-
-// <random>
-
-// template <class UIntType, UIntType a, UIntType c, UIntType m>
-//   class linear_congruential_engine;
-
-// linear_congruential_engine(const linear_congruential_engine&);
-
-#include <random>
-#include <cassert>
-
-template <class T, T a, T c, T m>
-void
-test1()
-{
-    typedef std::linear_congruential_engine<T, a, c, m> E;
-    E e1;
-    E e2 = e1;
-    assert(e1 == e2);
-    e1();
-    e2();
-    assert(e1 == e2);
-}
-
-template <class T>
-void
-test()
-{
-    test1<T, 0, 0, 0>();
-    test1<T, 0, 1, 2>();
-    test1<T, 1, 1, 2>();
-    const T M(~0);
-    test1<T, 0, 0, M>();
-    test1<T, 0, M-2, M>();
-    test1<T, 0, M-1, M>();
-    test1<T, M-2, 0, M>();
-    test1<T, M-2, M-2, M>();
-    test1<T, M-2, M-1, M>();
-    test1<T, M-1, 0, M>();
-    test1<T, M-1, M-2, M>();
-    test1<T, M-1, M-1, M>();
-}
-
-int main()
-{
-    test<unsigned short>();
-    test<unsigned int>();
-    test<unsigned long>();
-    test<unsigned long long>();
-}
diff --git a/libcxx/test/numerics/rand/rand.eng/rand.eng.lcong/ctor_result_type.pass.cpp b/libcxx/test/numerics/rand/rand.eng/rand.eng.lcong/ctor_result_type.pass.cpp
deleted file mode 100644
index 311b7cd8f9b..00000000000
--- a/libcxx/test/numerics/rand/rand.eng/rand.eng.lcong/ctor_result_type.pass.cpp
+++ /dev/null
@@ -1,154 +0,0 @@
-//===----------------------------------------------------------------------===//
-//
-//                     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.
-//
-//===----------------------------------------------------------------------===//
-
-// <random>
-
-// template <class UIntType, UIntType a, UIntType c, UIntType m>
-//   class linear_congruential_engine;
-
-// explicit linear_congruential_engine(result_type s = default_seed);
-
-#include <random>
-#include <sstream>
-#include <cassert>
-
-template <class T>
-void
-test1()
-{
-    // c % m != 0 && s % m != 0
-    {
-        typedef std::linear_congruential_engine<T, 2, 3, 7> E;
-        E e(5);
-        std::ostringstream os;
-        os << e;
-        assert(os.str() == "5");
-    }
-    {
-        typedef std::linear_congruential_engine<T, 2, 3, 0> E;
-        E e(5);
-        std::ostringstream os;
-        os << e;
-        assert(os.str() == "5");
-    }
-    {
-        typedef std::linear_congruential_engine<T, 2, 3, 4> E;
-        E e(5);
-        std::ostringstream os;
-        os << e;
-        assert(os.str() == "1");
-    }
-}
-
-template <class T>
-void
-test2()
-{
-    // c % m != 0 && s % m == 0
-    {
-        typedef std::linear_congruential_engine<T, 2, 3, 7> E;
-        E e(7);
-        std::ostringstream os;
-        os << e;
-        assert(os.str() == "0");
-    }
-    {
-        typedef std::linear_congruential_engine<T, 2, 3, 0> E;
-        E e(0);
-        std::ostringstream os;
-        os << e;
-        assert(os.str() == "0");
-    }
-    {
-        typedef std::linear_congruential_engine<T, 2, 3, 4> E;
-        E e(4);
-        std::ostringstream os;
-        os << e;
-        assert(os.str() == "0");
-    }
-}
-
-template <class T>
-void
-test3()
-{
-    // c % m == 0 && s % m != 0
-    {
-        typedef std::linear_congruential_engine<T, 2, 0, 7> E;
-        E e(3);
-        std::ostringstream os;
-        os << e;
-        assert(os.str() == "3");
-    }
-    {
-        typedef std::linear_congruential_engine<T, 2, 0, 0> E;
-        E e(5);
-        std::ostringstream os;
-        os << e;
-        assert(os.str() == "5");
-    }
-    {
-        typedef std::linear_congruential_engine<T, 2, 0, 4> E;
-        E e(7);
-        std::ostringstream os;
-        os << e;
-        assert(os.str() == "3");
-    }
-}
-
-template <class T>
-void
-test4()
-{
-    // c % m == 0 && s % m == 0
-    {
-        typedef std::linear_congruential_engine<T, 2, 0, 7> E;
-        E e(7);
-        std::ostringstream os;
-        os << e;
-        assert(os.str() == "1");
-    }
-    {
-        typedef std::linear_congruential_engine<T, 2, 0, 0> E;
-        E e(0);
-        std::ostringstream os;
-        os << e;
-        assert(os.str() == "1");
-    }
-    {
-        typedef std::linear_congruential_engine<T, 2, 0, 4> E;
-        E e(8);
-        std::ostringstream os;
-        os << e;
-        assert(os.str() == "1");
-    }
-}
-
-int main()
-{
-    test1<unsigned short>();
-    test1<unsigned int>();
-    test1<unsigned long>();
-    test1<unsigned long long>();
-
-    test2<unsigned short>();
-    test2<unsigned int>();
-    test2<unsigned long>();
-    test2<unsigned long long>();
-
-    test3<unsigned short>();
-    test3<unsigned int>();
-    test3<unsigned long>();
-    test3<unsigned long long>();
-
-    test4<unsigned short>();
-    test4<unsigned int>();
-    test4<unsigned long>();
-    test4<unsigned long long>();
-}
diff --git a/libcxx/test/numerics/rand/rand.eng/rand.eng.lcong/ctor_sseq.pass.cpp b/libcxx/test/numerics/rand/rand.eng/rand.eng.lcong/ctor_sseq.pass.cpp
deleted file mode 100644
index db7118f4a63..00000000000
--- a/libcxx/test/numerics/rand/rand.eng/rand.eng.lcong/ctor_sseq.pass.cpp
+++ /dev/null
@@ -1,29 +0,0 @@
-//===----------------------------------------------------------------------===//
-//
-//                     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.
-//
-//===----------------------------------------------------------------------===//
-
-// <random>
-
-// template <class UIntType, UIntType a, UIntType c, UIntType m>
-//   class linear_congruential_engine;
-
-// template<class Sseq> explicit linear_congruential_engine(Sseq& q);
-
-#include <random>
-#include <cassert>
-
-int main()
-{
-    {
-        unsigned a[] = {3, 5, 7};
-        std::seed_seq sseq(a, a+3);
-        std::linear_congruential_engine<unsigned, 5, 7, 11> e1(sseq);
-        std::linear_congruential_engine<unsigned, 5, 7, 11> e2(4);
-        assert(e1 == e2);
-    }
-}
diff --git a/libcxx/test/numerics/rand/rand.eng/rand.eng.lcong/default.pass.cpp b/libcxx/test/numerics/rand/rand.eng/rand.eng.lcong/default.pass.cpp
deleted file mode 100644
index 6c4a7f434f1..00000000000
--- a/libcxx/test/numerics/rand/rand.eng/rand.eng.lcong/default.pass.cpp
+++ /dev/null
@@ -1,57 +0,0 @@
-//===----------------------------------------------------------------------===//
-//
-//                     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.
-//
-//===----------------------------------------------------------------------===//
-
-// <random>
-
-// template <class UIntType, UIntType a, UIntType c, UIntType m>
-//   class linear_congruential_engine;
-
-// linear_congruential_engine();
-
-#include <random>
-#include <cassert>
-
-template <class T, T a, T c, T m>
-void
-test1()
-{
-    typedef std::linear_congruential_engine<T, a, c, m> LCE;
-    typedef typename LCE::result_type result_type;
-    LCE e1;
-    LCE e2;
-    e2.seed();
-    assert(e1 == e2);
-}
-
-template <class T>
-void
-test()
-{
-    test1<T, 0, 0, 0>();
-    test1<T, 0, 1, 2>();
-    test1<T, 1, 1, 2>();
-    const T M(~0);
-    test1<T, 0, 0, M>();
-    test1<T, 0, M-2, M>();
-    test1<T, 0, M-1, M>();
-    test1<T, M-2, 0, M>();
-    test1<T, M-2, M-2, M>();
-    test1<T, M-2, M-1, M>();
-    test1<T, M-1, 0, M>();
-    test1<T, M-1, M-2, M>();
-    test1<T, M-1, M-1, M>();
-}
-
-int main()
-{
-    test<unsigned short>();
-    test<unsigned int>();
-    test<unsigned long>();
-    test<unsigned long long>();
-}
diff --git a/libcxx/test/numerics/rand/rand.eng/rand.eng.lcong/discard.pass.cpp b/libcxx/test/numerics/rand/rand.eng/rand.eng.lcong/discard.pass.cpp
deleted file mode 100644
index 9e3372a8c2b..00000000000
--- a/libcxx/test/numerics/rand/rand.eng/rand.eng.lcong/discard.pass.cpp
+++ /dev/null
@@ -1,73 +0,0 @@
-//===----------------------------------------------------------------------===//
-//
-//                     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.
-//
-//===----------------------------------------------------------------------===//
-
-// <random>
-
-// template <class UIntType, UIntType a, UIntType c, UIntType m>
-//   class linear_congruential_engine;
-
-// void discard(unsigned long long z);
-
-#include <random>
-#include <cassert>
-
-template <class T>
-void
-rand0()
-{
-    typedef std::linear_congruential_engine<T, 16807, 0, 2147483647> E;
-    E e;
-    e.discard(9999);
-    assert(e() == 1043618065);
-}
-
-template <class T>
-void
-rand()
-{
-    typedef std::linear_congruential_engine<T, 48271, 0, 2147483647> E;
-    E e;
-    e.discard(9999);
-    assert(e() == 399268537);
-}
-
-template <class T>
-void
-other()
-{
-    typedef std::linear_congruential_engine<T, 48271, 123465789, 2147483647> E;
-    E e1;
-    E e2;
-    assert(e1 == e2);
-    e1.discard(1);
-    assert(e1 != e2);
-    e2();
-    assert(e1 == e2);
-    e1.discard(3);
-    assert(e1 != e2);
-    e2();
-    e2();
-    e2();
-    assert(e1 == e2);
-}
-
-int main()
-{
-    rand0<unsigned int>();
-    rand0<unsigned long>();
-    rand0<unsigned long long>();
-
-    rand<unsigned int>();
-    rand<unsigned long>();
-    rand<unsigned long long>();
-
-    other<unsigned int>();
-    other<unsigned long>();
-    other<unsigned long long>();
-}
diff --git a/libcxx/test/numerics/rand/rand.eng/rand.eng.lcong/eval.pass.cpp b/libcxx/test/numerics/rand/rand.eng/rand.eng.lcong/eval.pass.cpp
deleted file mode 100644
index 6d0057d598a..00000000000
--- a/libcxx/test/numerics/rand/rand.eng/rand.eng.lcong/eval.pass.cpp
+++ /dev/null
@@ -1,87 +0,0 @@
-//===----------------------------------------------------------------------===//
-//
-//                     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.
-//
-//===----------------------------------------------------------------------===//
-
-// <random>
-
-// template <class UIntType, UIntType a, UIntType c, UIntType m>
-//   class linear_congruential_engine;
-
-// result_type operator()();
-
-#include <random>
-#include <cassert>
-
-template <class T>
-void
-randu()
-{
-    typedef std::linear_congruential_engine<T, 65539, 0, 2147483648u> E;
-    E e(1);
-    assert(e() == 65539);
-    assert(e() == 393225);
-    assert(e() == 1769499);
-    assert(e() == 7077969);
-    assert(e() == 26542323);
-    assert(e() == 95552217);
-    assert(e() == 334432395);
-    assert(e() == 1146624417);
-    assert(e() == 1722371299);
-    assert(e() == 14608041);
-    assert(e() == 1766175739);
-    assert(e() == 1875647473);
-}
-
-template <class T>
-void
-minstd()
-{
-    typedef std::linear_congruential_engine<T, 16807, 0, 2147483647> E;
-    E e(1);
-    assert(e() == 16807);
-    assert(e() == 282475249);
-    assert(e() == 1622650073);
-    assert(e() == 984943658);
-    assert(e() == 1144108930);
-    assert(e() == 470211272);
-    assert(e() == 101027544);
-    assert(e() == 1457850878);
-    assert(e() == 1458777923);
-    assert(e() == 2007237709);
-    assert(e() == 823564440);
-    assert(e() == 1115438165);
-}
-
-template <class T>
-void
-Haldir()
-{
-    typedef std::linear_congruential_engine<T, 16807, 78125, 2147483647> E;
-    E e(207560540);
-    assert(e() == 956631177);
-    assert(e() == 2037688522);
-    assert(e() == 1509348670);
-    assert(e() == 1546336451);
-    assert(e() == 429714088);
-    assert(e() == 217250280);
-}
-
-int main()
-{
-    randu<unsigned int>();
-    randu<unsigned long>();
-    randu<unsigned long long>();
-
-    minstd<unsigned int>();
-    minstd<unsigned long>();
-    minstd<unsigned long long>();
-
-    Haldir<unsigned int>();
-    Haldir<unsigned long>();
-    Haldir<unsigned long long>();
-}
diff --git a/libcxx/test/numerics/rand/rand.eng/rand.eng.lcong/io.pass.cpp b/libcxx/test/numerics/rand/rand.eng/rand.eng.lcong/io.pass.cpp
deleted file mode 100644
index 28ebdf23d0c..00000000000
--- a/libcxx/test/numerics/rand/rand.eng/rand.eng.lcong/io.pass.cpp
+++ /dev/null
@@ -1,44 +0,0 @@
-//===----------------------------------------------------------------------===//
-//
-//                     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.
-//
-//===----------------------------------------------------------------------===//
-
-// <random>
-
-// template <class UIntType, UIntType a, UIntType c, UIntType m>
-//   class linear_congruential_engine;
-
-// template <class charT, class traits,
-//           class UIntType, UIntType a, UIntType c, UIntType m>
-// basic_ostream<charT, traits>&
-// operator<<(basic_ostream<charT, traits>& os,
-//            const linear_congruential_engine<UIntType, a, c, m>& x);
-//
-// template <class charT, class traits,
-//           class UIntType, UIntType a, UIntType c, UIntType m>
-// basic_istream<charT, traits>&
-// operator>>(basic_istream<charT, traits>& is,
-//            linear_congruential_engine<UIntType, a, c, m>& x);
-
-#include <random>
-#include <sstream>
-#include <cassert>
-
-int main()
-{
-    {
-        typedef std::linear_congruential_engine<unsigned, 48271, 0, 2147483647> E;
-        E e1;
-        e1.discard(100);
-        std::ostringstream os;
-        os << e1;
-        std::istringstream is(os.str());
-        E e2;
-        is >> e2;
-        assert(e1 == e2);
-    }
-}
diff --git a/libcxx/test/numerics/rand/rand.eng/rand.eng.lcong/result_type.pass.cpp b/libcxx/test/numerics/rand/rand.eng/rand.eng.lcong/result_type.pass.cpp
deleted file mode 100644
index d261f1d93ab..00000000000
--- a/libcxx/test/numerics/rand/rand.eng/rand.eng.lcong/result_type.pass.cpp
+++ /dev/null
@@ -1,37 +0,0 @@
-//===----------------------------------------------------------------------===//
-//
-//                     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.
-//
-//===----------------------------------------------------------------------===//
-
-// <random>
-
-// template <class UIntType, UIntType a, UIntType c, UIntType m>
-// class linear_congruential_engine
-// {
-// public:
-//     // types
-//     typedef UIntType result_type;
-
-#include <random>
-#include <type_traits>
-
-template <class T>
-void
-test()
-{
-    static_assert((std::is_same<
-        typename std::linear_congruential_engine<T, 0, 0, 0>::result_type,
-        T>::value), "");
-}
-
-int main()
-{
-    test<unsigned short>();
-    test<unsigned int>();
-    test<unsigned long>();
-    test<unsigned long long>();
-}
diff --git a/libcxx/test/numerics/rand/rand.eng/rand.eng.lcong/seed_result_type.pass.cpp b/libcxx/test/numerics/rand/rand.eng/rand.eng.lcong/seed_result_type.pass.cpp
deleted file mode 100644
index 1afbe75efa5..00000000000
--- a/libcxx/test/numerics/rand/rand.eng/rand.eng.lcong/seed_result_type.pass.cpp
+++ /dev/null
@@ -1,40 +0,0 @@
-//===----------------------------------------------------------------------===//
-//
-//                     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.
-//
-//===----------------------------------------------------------------------===//
-
-// <random>
-
-// template <class UIntType, UIntType a, UIntType c, UIntType m>
-//   class linear_congruential_engine;
-
-// void seed(result_type s = default_seed);
-
-#include <random>
-#include <cassert>
-
-template <class T>
-void
-test1()
-{
-    for (int s = 0; s < 20; ++s)
-    {
-        typedef std::linear_congruential_engine<T, 2, 3, 7> E;
-        E e1(s);
-        E e2;
-        e2.seed(s);
-        assert(e1 == e2);
-    }
-}
-
-int main()
-{
-    test1<unsigned short>();
-    test1<unsigned int>();
-    test1<unsigned long>();
-    test1<unsigned long long>();
-}
diff --git a/libcxx/test/numerics/rand/rand.eng/rand.eng.lcong/seed_sseq.pass.cpp b/libcxx/test/numerics/rand/rand.eng/rand.eng.lcong/seed_sseq.pass.cpp
deleted file mode 100644
index ca2793c7f9a..00000000000
--- a/libcxx/test/numerics/rand/rand.eng/rand.eng.lcong/seed_sseq.pass.cpp
+++ /dev/null
@@ -1,39 +0,0 @@
-//===----------------------------------------------------------------------===//
-//
-//                     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.
-//
-//===----------------------------------------------------------------------===//
-
-// <random>
-
-// template <class UIntType, UIntType a, UIntType c, UIntType m>
-//   class linear_congruential_engine;
-
-// template<class Sseq> void seed(Sseq& q);
-
-#include <random>
-#include <cassert>
-
-int main()
-{
-    {
-        unsigned a[] = {3, 5, 7};
-        std::seed_seq sseq(a, a+3);
-        std::linear_congruential_engine<unsigned, 5, 7, 11> e1;
-        std::linear_congruential_engine<unsigned, 5, 7, 11> e2(4);
-        assert(e1 != e2);
-        e1.seed(sseq);
-        assert(e1 == e2);
-    }
-    {
-        unsigned a[] = {3, 5, 7, 9, 11};
-        std::seed_seq sseq(a, a+5);
-        typedef std::linear_congruential_engine<unsigned long long, 1, 1, 0x200000001ULL> E;
-        E e1(4309005589);
-        E e2(sseq);
-        assert(e1 == e2);
-    }
-}
diff --git a/libcxx/test/numerics/rand/rand.eng/rand.eng.lcong/values.pass.cpp b/libcxx/test/numerics/rand/rand.eng/rand.eng.lcong/values.pass.cpp
deleted file mode 100644
index 857a478a557..00000000000
--- a/libcxx/test/numerics/rand/rand.eng/rand.eng.lcong/values.pass.cpp
+++ /dev/null
@@ -1,74 +0,0 @@
-//===----------------------------------------------------------------------===//
-//
-//                     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.
-//
-//===----------------------------------------------------------------------===//
-
-// <random>
-
-// template <class UIntType, UIntType a, UIntType c, UIntType m>
-// class linear_congruential_engine
-// {
-// public:
-//     engine characteristics
-//     static constexpr result_type multiplier = a;
-//     static constexpr result_type increment = c;
-//     static constexpr result_type modulus = m;
-//     static constexpr result_type min() { return c == 0u ? 1u: 0u;}
-//     static constexpr result_type max() { return m - 1u;}
-//     static constexpr result_type default_seed = 1u;
-
-#include <random>
-#include <type_traits>
-#include <cassert>
-
-template <class _Tp>
-void where(const _Tp &) {}
-
-template <class T, T a, T c, T m>
-void
-test1()
-{
-    typedef std::linear_congruential_engine<T, a, c, m> LCE;
-    typedef typename LCE::result_type result_type;
-    static_assert((LCE::multiplier == a), "");
-    static_assert((LCE::increment == c), "");
-    static_assert((LCE::modulus == m), "");
-    /*static_*/assert((LCE::min() == (c == 0u ? 1u: 0u))/*, ""*/);
-    /*static_*/assert((LCE::max() == result_type(m - 1u))/*, ""*/);
-    static_assert((LCE::default_seed == 1), "");
-    where(LCE::multiplier);
-    where(LCE::increment);
-    where(LCE::modulus);
-    where(LCE::default_seed);
-}
-
-template <class T>
-void
-test()
-{
-    test1<T, 0, 0, 0>();
-    test1<T, 0, 1, 2>();
-    test1<T, 1, 1, 2>();
-    const T M(~0);
-    test1<T, 0, 0, M>();
-    test1<T, 0, M-2, M>();
-    test1<T, 0, M-1, M>();
-    test1<T, M-2, 0, M>();
-    test1<T, M-2, M-2, M>();
-    test1<T, M-2, M-1, M>();
-    test1<T, M-1, 0, M>();
-    test1<T, M-1, M-2, M>();
-    test1<T, M-1, M-1, M>();
-}
-
-int main()
-{
-    test<unsigned short>();
-    test<unsigned int>();
-    test<unsigned long>();
-    test<unsigned long long>();
-}
diff --git a/libcxx/test/numerics/rand/rand.eng/rand.eng.mers/assign.pass.cpp b/libcxx/test/numerics/rand/rand.eng/rand.eng.mers/assign.pass.cpp
deleted file mode 100644
index fda5b88de26..00000000000
--- a/libcxx/test/numerics/rand/rand.eng/rand.eng.mers/assign.pass.cpp
+++ /dev/null
@@ -1,58 +0,0 @@
-//===----------------------------------------------------------------------===//
-//
-//                     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.
-//
-//===----------------------------------------------------------------------===//
-
-// <random>
-
-// template <class UIntType, size_t w, size_t n, size_t m, size_t r,
-//           UIntType a, size_t u, UIntType d, size_t s,
-//           UIntType b, size_t t, UIntType c, size_t l, UIntType f>
-// class mersenne_twister_engine;
-
-// mersenne_twister_engine& operator=(const mersenne_twister_engine&);
-
-#include <random>
-#include <cassert>
-
-void
-test1()
-{
-    typedef std::mt19937 E;
-    E e1(2);
-    e1();
-    E e2(5);
-    e2 = e1;
-    assert(e1 == e2);
-    assert(e1() == e2());
-    E::result_type k = e1();
-    assert(e1 != e2);
-    assert(e2() == k);
-    assert(e1 == e2);
-}
-
-void
-test2()
-{
-    typedef std::mt19937_64 E;
-    E e1(3);
-    e1();
-    E e2(5);
-    e2 = e1;
-    assert(e1 == e2);
-    assert(e1() == e2());
-    E::result_type k = e1();
-    assert(e1 != e2);
-    assert(e2() == k);
-    assert(e1 == e2);
-}
-
-int main()
-{
-    test1();
-    test2();
-}
diff --git a/libcxx/test/numerics/rand/rand.eng/rand.eng.mers/copy.pass.cpp b/libcxx/test/numerics/rand/rand.eng/rand.eng.mers/copy.pass.cpp
deleted file mode 100644
index 57c015ccce1..00000000000
--- a/libcxx/test/numerics/rand/rand.eng/rand.eng.mers/copy.pass.cpp
+++ /dev/null
@@ -1,56 +0,0 @@
-//===----------------------------------------------------------------------===//
-//
-//                     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.
-//
-//===----------------------------------------------------------------------===//
-
-// <random>
-
-// template <class UIntType, size_t w, size_t n, size_t m, size_t r,
-//           UIntType a, size_t u, UIntType d, size_t s,
-//           UIntType b, size_t t, UIntType c, size_t l, UIntType f>
-// class mersenne_twister_engine;
-
-// mersenne_twister_engine(const mersenne_twister_engine&);
-
-#include <random>
-#include <cassert>
-
-void
-test1()
-{
-    typedef std::mt19937 E;
-    E e1;
-    e1();
-    E e2 = e1;
-    assert(e1 == e2);
-    assert(e1() == e2());
-    E::result_type k = e1();
-    assert(e1 != e2);
-    assert(e2() == k);
-    assert(e1 == e2);
-}
-
-void
-test2()
-{
-    typedef std::mt19937_64 E;
-    E e1;
-    e1();
-    E e2(e1);
-    assert(e1 == e2);
-    assert(e1() == e2());
-    E::result_type k = e1();
-    assert(e1 != e2);
-    assert(e2() == k);
-    assert(e1 == e2);
-}
-
-int main()
-{
-    test1();
-    test2();
-}
diff --git a/libcxx/test/numerics/rand/rand.eng/rand.eng.mers/ctor_result_type.pass.cpp b/libcxx/test/numerics/rand/rand.eng/rand.eng.mers/ctor_result_type.pass.cpp
deleted file mode 100644
index 6920aaca558..00000000000
--- a/libcxx/test/numerics/rand/rand.eng/rand.eng.mers/ctor_result_type.pass.cpp
+++ /dev/null
@@ -1,245 +0,0 @@
-//===----------------------------------------------------------------------===//
-//
-//                     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.
-//
-//===----------------------------------------------------------------------===//
-
-// <random>
-
-// template <class UIntType, size_t w, size_t n, size_t m, size_t r,
-//           UIntType a, size_t u, UIntType d, size_t s,
-//           UIntType b, size_t t, UIntType c, size_t l, UIntType f>
-// class mersenne_twister_engine;
-
-// explicit mersenne_twister_engine(result_type s = default_seed);
-
-#include <random>
-#include <sstream>
-#include <cassert>
-
-void
-test1()
-{
-    const char* a = "0 1 1812433255 1900727105 1208447044 2481403966 4042607538 337614300 "
-    "3232553940 1018809052 3202401494 1775180719 3192392114 594215549 184016991 "
-    "829906058 610491522 3879932251 3139825610 297902587 4075895579 2943625357 "
-    "3530655617 1423771745 2135928312 2891506774 1066338622 135451537 933040465 "
-    "2759011858 2273819758 3545703099 2516396728 1272276355 3172048492 "
-    "3267256201 2332199830 1975469449 392443598 1132453229 2900699076 "
-    "1998300999 3847713992 512669506 1227792182 1629110240 112303347 2142631694 "
-    "3647635483 1715036585 2508091258 1355887243 1884998310 3906360088 "
-    "952450269 3647883368 3962623343 3077504981 2023096077 3791588343 "
-    "3937487744 3455116780 1218485897 1374508007 2815569918 1367263917 "
-    "472908318 2263147545 1461547499 4126813079 2383504810 64750479 2963140275 "
-    "1709368606 4143643781 835933993 1881494649 674663333 2076403047 858036109 "
-    "1667579889 1706666497 607785554 1995775149 1941986352 3448871082 "
-    "2109910019 1474883361 1623095288 1831376534 2612738285 81681830 2204289242 "
-    "1365038485 251164610 4268495337 1805601714 1262528768 1442526919 "
-    "1675006593 965627108 646339161 499795587 840887574 380522518 3023789847 "
-    "1457635507 1947093157 2600365344 2729853143 1550618999 1390905853 "
-    "3021294812 882647559 838872117 1663880796 4222103589 2754172275 3844026123 "
-    "3199260319 4176064873 3591027019 2690294242 2978135515 3172796441 "
-    "3263669796 1451257057 1427035359 4174826006 2171992010 1537002090 "
-    "3122405306 4162452508 3271954368 3794310005 3240514581 1270412086 "
-    "3030475836 2281945856 2644171349 3109139423 4253563838 1289926431 "
-    "1396919653 733220100 2753316645 1196225013 3699575255 3569440056 "
-    "2675979228 2624079148 3463113149 863430286 623703199 2113837653 2656425919 "
-    "175981357 4271478366 4238022735 1665483419 86880610 2963435083 1830392943 "
-    "847801865 3237296945 332143967 3973606945 2671879697 2236330279 2360127810 "
-    "3283955434 203240344 4048139172 13189264 2263058814 247241371 1566765783 "
-    "3084408095 3719371299 1958375251 1985924622 1712739232 1861691451 "
-    "2644502937 2337807839 784993770 2962208780 2190810177 1523122731 "
-    "714888527 578678761 3698481324 1801168075 534650483 3390213921 3923356461 "
-    "3586009066 2059432114 52511333 1969897376 3630122061 524661135 3513619765 "
-    "563070233 501359785 477489274 658768624 938973567 1548584683 1345287459 "
-    "2488691004 3441144905 3849305094 2430000078 855172178 614463281 2092744749 "
-    "176381493 1655802051 2273888101 2474494847 3471978030 2138918303 575352373 "
-    "1658230985 1675972553 2946663114 915579339 284981499 53939948 3022598146 "
-    "1861218535 3403620774 4203516930 2360471119 3134536268 1383448498 "
-    "1307602316 3847663247 3027225131 3597251613 3186237127 725127595 "
-    "1928526954 1843386923 3560410503 54688266 1791983849 2519860352 4256389699 "
-    "2328812602 486464275 3578698363 301279829 1303654791 4181868765 971794070 "
-    "1933885487 3996807464 2144053754 4079903755 3775774765 3481760044 "
-    "1212862354 1067356423 3764189132 1609862325 2209601551 2565747501 "
-    "161962392 4045451782 2605574664 2520953090 3490240017 1082791980 44474324 "
-    "101811128 4268650669 4171338684 772375154 3920460306 2319139534 599033750 "
-    "2950874441 3373922995 1496848525 4095253594 1271943484 1498723121 "
-    "3097453329 3698082465 281869581 3148270661 3591477288 747441437 2809508504 "
-    "3896107498 303747862 2368081624 1844217645 886825352 287949781 1444561207 "
-    "2512101757 2062331723 741720931 1383797313 3876746355 2041045348 "
-    "2627599118 1124169970 200524822 3484820454 55883666 1135054804 669498692 "
-    "2677215504 3097911127 1509628615 617580381 2229022193 85601568 3243896546 "
-    "3715672328 912168347 2359163500 1180347564 4243175048 2092067103 880183327 "
-    "4000664709 2045044777 3500474644 1515175520 1862207123 186628841 "
-    "3337252925 708933575 4015964629 3136815297 3314919747 2891909013 "
-    "3316567785 3944275369 3608506218 2884839110 3054055598 2707439927 "
-    "1381111877 3275487281 4292456216 2639563270 3327301876 3576924628 "
-    "721056309 2002808140 748967365 52380958 2200261692 763456477 1708381337 "
-    "2038446433 2682979402 1526413779 2211263302 3879771969 75966584 3645059271 "
-    "2985763524 4085690255 82390958 1883631385 1647521260 1598026998 3038041577 "
-    "2501913134 3279302868 1738888524 805035483 756399074 3863810982 1097797270 "
-    "1505792529 898904527 583561003 717152376 3333867738 1099456544 1663473545 "
-    "1242141229 3828627682 1966201676 1713552361 3852160017 1584965284 21695908 "
-    "1013262144 145341901 3995441263 3462066219 2239637848 1214086163 "
-    "2428868268 1650037305 1545513388 1621198806 4232947817 1823092073 "
-    "256414624 1745018809 1357102386 2055139770 3280958307 2482431613 "
-    "1664870585 859130423 4097751123 3079768369 2470211009 2984880786 "
-    "2808568948 2877071923 1984903163 302768457 1866396789 869566317 3746415787 "
-    "4169433075 3025005404 3980733379 3539207278 3953071536 876960847 "
-    "2548872156 800507464 1865466907 1273317878 3754712872 1757188269 "
-    "3229950355 3731640200 2283390608 2204990292 411873449 447423849 1852437802 "
-    "472825525 3044219944 2913114194 1859709265 4053786194 574820536 2104496732 "
-    "865469814 2438352724 4208743605 4215067542 1364015250 4139974345 "
-    "3838747005 1818502786 2914274940 1402365828 1751123528 2302578077 "
-    "2463168652 1968705496 1730700144 3023943273 1139096844 2658667767 "
-    "2063547264 705791165 1444775274 2415454225 1575664730 921044163 648101324 "
-    "1212387162 4191962054 1787702169 1888718041 1518218010 3398792842 "
-    "4079359729 149721439 750400353 2661036076 3802767886 520152586 951852508 "
-    "2939585975 1375969109 385733137 3523607459 1902438415 4250996086 "
-    "2712727066 484493674 3932107461 1428488210 1764242548 3424801055 "
-    "4004904451 2226862072 2393366939 3609584727 3614444319 317349896 "
-    "3826527525 204023804 981902443 3356042039 3051207045 1869902661 561831895 "
-    "3706675415 1527687593 1227610446 2596341042 3191717368 3269246891 "
-    "557877074 4062070629 3052520266 3772487029 400039836 3195205275 4085394797 "
-    "1655557239 1345770144 2864727192 449281238 73189507 528365765 2727400656 "
-    "247880434 2408277395 777039183 2210179398 1088433648 2124356402 1555630141 "
-    "604790219 195012151 3312518356 923728373 3999251660 3313059535 3478133921 "
-    "3395026960 383464614 3425869222 2446885186 4032184426 157195416 3158909476 "
-    "1663750443 2046427584 1658453076 1784483001 3146546889 1238739785 "
-    "2297306523 3472330897 2953326031 2421672215 1221694592 1588568605 "
-    "2546987845 3375168573 2137961649 3056565164 330165219 235900365 1000384800 "
-    "2697255904 579122283 3050664825 73426122 1232986102 2940571064 3076486824 "
-    "1708182873 2796363264 292154131 4280019913 1102652157 1185393592 "
-    "1494991690 4270076389 2384840717 425785147 2385321880 317514772 3926962743 "
-    "392176856 3465421709 1878853468 122662664 2958252160 1858961315 2244939588 "
-    "2361884409 2860936803 683833250 3291277128 1686857206 1112632275 "
-    "1200680507 3342928196 2677058150 939442136 3407104669 2906783932 "
-    "3668048733 2030009470 1910839172 1234925283 3575831445 123595418 "
-    "2362440495 3048484911 1796872496";
-    std::mt19937 e1(0);
-    std::ostringstream os;
-    os << e1;
-    assert(os.str() == a);
-}
-
-void
-test2()
-{
-    const char* a = "0 1 6364136223846793007 13885033948157127961 "
-    "15324573939901584278 12737837167382305846 15195339788985155882 "
-    "6554113247712070460 17235932740818599105 13007415075556305955 "
-    "6585479514541334743 8274505865835507625 1718218088692873364 "
-    "10390651247454232081 12911994993614796389 3986900029987203370 "
-    "6673827651897561714 4426752746717694792 7419158062930293690 "
-    "5800047417539173618 15710773105226458059 16164512590413496893 "
-    "3438015953120274172 3483801391287623267 293704481016263807 "
-    "11580856846363212652 3489109114147636336 3391036861618673611 "
-    "8265793309278544843 7557898467821912223 11008748280761875940 "
-    "15929443707841919885 8545695347411085846 10810459396490399532 "
-    "12233244910455127352 15556950738631379285 16711543556686614082 "
-    "12362193084052127890 16520645558585805174 5163125267185202360 "
-    "405552980610370477 17567412011316060306 18195950784827697319 "
-    "7893142112162906367 11294475722810961618 7284845498332539581 "
-    "8406882439401998138 4375387785957411470 9627875716250684710 "
-    "8860968026642934661 9743109216691708518 152611520104818631 "
-    "5897430410700879663 5351672954305365323 16325991383734641720 "
-    "9695181037355459478 15420132328343498044 17772146581546890572 "
-    "12095930435311226909 3066005052193896110 11579395203346116306 "
-    "9168946227698330317 18318927644793076250 16096433325093805476 "
-    "14945900876820434843 16826760579960858105 17664119339058295604 "
-    "17844797344364136942 1071414400549507565 16688779616725465582 "
-    "3684635020921274863 12774052823168116810 17270284502989966576 "
-    "1081012692742984704 4377021575203177546 18341292555997099853 "
-    "13297939683513494274 15065725504474304333 10796297883750572804 "
-    "15233335271871291997 8767977593699151062 3360856014170688284 "
-    "7828232912764786750 15167717223619970150 9622174963375022357 "
-    "18262792478991268448 1196631425707106493 5368342740538672272 "
-    "10381091599850241237 12108437846306626340 6150860188928778248 "
-    "3342980288459577584 12715439159457051276 17996971042887275859 "
-    "9749679821487730542 17763727344608586331 16024467606290078168 "
-    "7763401887585513696 4448278918811662063 16947956613780322662 "
-    "15144807360840708645 3878082612940188435 10709780449699561405 "
-    "1649555943517500922 3206645931693769562 12562913950237146427 "
-    "237213339742767727 12987800257476421358 1653669854585203688 "
-    "3485900643226898485 13961759114404652223 5243794832751327611 "
-    "10337687908642742498 16946139522050041809 16716562961992396380 "
-    "4275124606042261542 4055100795824867618 6424268654905981295 "
-    "3424516503413156556 2670380025813203539 10750762735193959951 "
-    "8790031149370411970 4021216986392972993 12076090355041998696 "
-    "14407920322903159838 10653597737935867030 15483225617438352002 "
-    "2497775263858626604 12295882369431088188 14256043521530136935 "
-    "2687322778627883798 3419797801078863201 8786888481486602641 "
-    "445698423634900693 9597067954623467255 7101345576557603992 "
-    "1498579197046783597 10403325187679734962 2464586980321053562 "
-    "2022012026329844477 10802281218030350853 6628929099856200904 "
-    "6828177972863192803 8589868113309334601 5245595233272009016 "
-    "5335692004673212054 4515133017699498525 15966447436053813932 "
-    "15199779177078162007 4190689609934804313 13003438276435994683 "
-    "8406046831313066396 10564320513686955057 12668913223662201488 "
-    "13130110932487580228 1030848205404711145 17684061609212954769 "
-    "12942207438298787911 10731611242140874687 5165052527778107352 "
-    "16323046249518133445 17119162873327029615 5754858052433703070 "
-    "3864761150247579030 9945988334920003074 11409854727071782565 "
-    "5000838138362434817 15526574143469400487 18094554078711846524 "
-    "5576294272011007484 3478525338408894755 11392694223389544658 "
-    "4692963068671452476 4459301637730340710 9699395817392066460 "
-    "14644636990626292085 18065377773424192622 5217202490849387226 "
-    "16175595974171756081 2109372019589047677 1624752883142646445 "
-    "13462209973053735966 12082930933973802402 1568864426788967895 "
-    "17047994306870001795 10556833209957537593 955604103878351641 "
-    "9062985603395234592 9757612676622840969 1767246562613391916 "
-    "9752598821733361274 7499745701633625047 7824811626141302622 "
-    "15819064077972391284 5660565551854829485 17645390577243129343 "
-    "7343780801046581776 2233358068547689666 8716657172695403744 "
-    "9129027798969787220 334709674395230649 2063182499026924878 "
-    "13089071159640936832 1765917316143960741 17552378408917656269 "
-    "3917018959478722819 15626740210483166037 1645962609209923821 "
-    "12277169606472643961 14545894350924442736 11485249378718653961 "
-    "9205208816702766530 10967561305613932827 3105992977398681914 "
-    "2125140299311648264 11619505070220308543 5030167448920096401 "
-    "4248170446421798953 16184577688118775567 9240607582885304823 "
-    "11838996733938359277 415426114101983968 14340734742548675134 "
-    "4124085748228276376 17686494750190224280 9472996569628985376 "
-    "1207013222233148636 3031046462562068367 45068538181330439 "
-    "8678647417835301152 10693327126492781235 3058899219097846020 "
-    "18377730418355022492 10269941972656742364 15986476992758938864 "
-    "14575856764093007010 14749682846448398393 1042926396621439263 "
-    "12184905641567868001 3518848236485931862 6718580865438347534 "
-    "6319395993260741012 2855168874111910691 2482146419106261786 "
-    "17290238774162848390 8071397865265268054 15873003794708011585 "
-    "14422764926380465297 14140979091525022882 3573480287238168646 "
-    "1525896111244666696 7537826952717918371 10482908122538761078 "
-    "17003233041653857 9473838740924911883 8438240966750123668 "
-    "10697754962581554225 15048771265786776312 9067877678399943713 "
-    "3399555692325948067 6150260207049997483 7165140289246675175 "
-    "14816202987105583988 4753550992948864498 10549400354582510015 "
-    "13212062554023586370 1585477630313819722 476999696494664205 "
-    "3208739183359199317 16011681780347380478 8149150693959772807 "
-    "803412833228911773 2360961455092949929 1517204230639934662 "
-    "13863717544358808032 16792122738584967930 12742474971940259289 "
-    "1859755681395355028 1540431035241590810 3883807554140904361 "
-    "16189061625447625933 12376367376041900879 8006563585771266211 "
-    "2682617767291542421 8593924529704142157 9070391845133329273 "
-    "3557484410564396342 9301398051805853085 12632514768298643219 "
-    "227653509634201118 7247795074312488552 4939136716843120792 "
-    "6533591052147596041 1308401457054431629 17488144120120152559 "
-    "14075631579093810083 4015705597302725704 6833920126528811473 "
-    "5095302940809114298 8312250184258072842 15770605014574863643 "
-    "14091690436120485477 15763282477731738396 16394237160547425954 "
-    "5066318118328746621 13140493775100916989 6371148952471982853 "
-    "15150289760867914983 4931341382074091848 12635920082410445322 "
-    "8498109357807439006 14836776625250834986";
-    std::mt19937_64 e1(0);
-    std::ostringstream os;
-    os << e1;
-    assert(os.str() == a);
-}
-
-int main()
-{
-    test1();
-    test2();
-}
diff --git a/libcxx/test/numerics/rand/rand.eng/rand.eng.mers/ctor_sseq.pass.cpp b/libcxx/test/numerics/rand/rand.eng/rand.eng.mers/ctor_sseq.pass.cpp
deleted file mode 100644
index 45bc493afb5..00000000000
--- a/libcxx/test/numerics/rand/rand.eng/rand.eng.mers/ctor_sseq.pass.cpp
+++ /dev/null
@@ -1,309 +0,0 @@
-//===----------------------------------------------------------------------===//
-//
-//                     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.
-//
-//===----------------------------------------------------------------------===//
-
-// <random>
-
-// template <class UIntType, size_t w, size_t n, size_t m, size_t r,
-//           UIntType a, size_t u, UIntType d, size_t s,
-//           UIntType b, size_t t, UIntType c, size_t l, UIntType f>
-// class mersenne_twister_engine;
-
-// template<class Sseq> explicit mersenne_twister_engine(Sseq& q);
-
-#include <random>
-#include <sstream>
-#include <cassert>
-
-void
-test1()
-{
-    const char* a = "358595400 4166558815 2016177162 3414480257 "
-    "4027494649 3722317195 1190532340 3212207148 "
-    "3537847251 389019999 1098708832 3277907415 "
-    "1946784350 3608286140 2091419822 2227407035 "
-    "2229110723 1825348377 1276269279 314337202 "
-    "3182935337 1313150029 3118776508 3707918501 "
-    "1900972958 4054820954 3973178248 906260237 "
-    "1403942218 3139931556 2807126524 3940936448 "
-    "1316345796 631296613 2268418920 2914000794 "
-    "3760588399 3226216036 880155129 4183611084 "
-    "211541083 3755352858 1331383234 3036493096 "
-    "937478630 2092170412 777784402 93392729 "
-    "3644029210 1681392086 2427001226 3143870332 "
-    "3703581502 2017505388 1706274541 1049329728 "
-    "2452031492 3437261233 2581204087 1700889875 "
-    "1652573881 2127047692 3778506964 1960741508 "
-    "2739602360 3395905609 2123355622 3041272975 "
-    "784200748 3558951522 1002787860 4063320888 "
-    "1587315560 4042698976 659183308 3082256417 "
-    "2808969567 2361418535 3468698782 750700970 "
-    "2991209851 3581521382 962022878 2518967363 "
-    "1476525873 3865977235 2128790058 2380326689 "
-    "1396773405 312559410 1370621899 1154499924 "
-    "2963101919 2182689761 2071851902 1661288848 "
-    "2411351341 1362764020 1289894483 1951662807 "
-    "701821506 552267185 2356648449 3949188503 "
-    "1748307081 87795201 3718396254 4112205936 "
-    "2819888864 73923733 2800033151 839258139 "
-    "3801779069 3105962436 2111266436 1772784466 "
-    "3692264298 4148810953 3147390749 3537518553 "
-    "1695044978 1430225842 1252346204 3465285434 "
-    "3970017763 2920658411 2805151132 290569815 "
-    "3802301355 1493420394 1943029276 1667143611 "
-    "1049665988 1710824905 220168517 3997946231 "
-    "1014582791 4244598752 1147604069 2533886627 "
-    "598679964 761521020 431779255 3745982038 "
-    "768658283 3598262505 1765664789 279538641 "
-    "715144305 2371628432 2655860083 1759010423 "
-    "3568452003 1910107098 2801429529 3924547532 "
-    "3862672436 3933725740 1764550618 130893617 "
-    "1460692387 4135312761 2075529299 2880227367 "
-    "944557368 4166665482 2627749235 3732013815 "
-    "1595900818 1553312393 3529311831 3531462424 "
-    "2431328342 4075369692 1609967709 3704537555 "
-    "2067297464 397140475 920618678 2840795964 "
-    "4202512837 1286017648 7035910 1057207826 "
-    "2325188262 191593698 3697383848 3029712831 "
-    "2073681914 163454681 1329637200 290077398 "
-    "287239431 4205081522 1233889024 167173087 "
-    "3267660257 3406068803 2382354609 1680046927 "
-    "125183503 3559536309 3208900974 2912148541 "
-    "2882879316 1937001086 2919729069 892928802 "
-    "4141691387 2507406586 855548593 3418647837 "
-    "4035646154 2410275591 248715645 3180757482 "
-    "1880770722 362912336 2964920095 2319904154 "
-    "1493655850 4240733030 1834485846 1696040454 "
-    "3329457927 1865824694 847759208 1587231623 "
-    "3757294772 1161601118 3630323833 3007722125 "
-    "3726418007 2124238171 1205345 172659797 "
-    "3040354211 885213338 1857049013 447922412 "
-    "719906299 1370059380 1922204800 3960090489 "
-    "1658822644 1529626863 1565927273 3537718771 "
-    "2733237258 2180221377 921910745 2144937687 "
-    "1727603895 1315635304 4023867791 2401834107 "
-    "808854185 2408824497 343935326 185237544 "
-    "746732759 2641236122 4283215329 743609415 "
-    "1134726665 3892851319 1302851263 3473445597 "
-    "1326817414 2702766508 1943179285 4025685468 "
-    "932896770 199392138 2787362875 3450501893 "
-    "3351567147 2461286528 2227605848 2993751114 "
-    "3988215720 1320573368 2866560199 4153194990 "
-    "3007120042 3260751955 3171763740 2111121243 "
-    "3962825228 102681859 3368179132 802089147 "
-    "4029273561 424939445 4178414761 2592125109 "
-    "1960801088 2967746406 310701990 2364200202 "
-    "1320507009 3474372480 784693947 2952246664 "
-    "1891935330 2048385105 3530082191 3238151038 "
-    "3293189141 1316053288 2087004409 740799958 "
-    "1187748554 3607767334 1190185990 1408429481 "
-    "657134359 221834425 3907725865 1068016389 "
-    "1402423875 2598612116 2046886300 2345022518 "
-    "1196081924 357783981 4013683598 463491626 "
-    "3269206482 3332444286 886491955 2257342866 "
-    "475911113 833576299 2893727564 2866985145 "
-    "1413365115 2995166393 1486060436 161205225 "
-    "3181728373 3056027137 2040371876 2182305146 "
-    "3028448628 2214316977 1266227021 876938740 "
-    "276477469 752158077 2182179045 1381698878 "
-    "3424557652 666674427 968327842 2534296575 "
-    "265105940 961112540 2641188117 2319139814 "
-    "1750453329 3450138343 678025317 1477566458 "
-    "3773796420 2933993832 3326042905 4084805260 "
-    "444182455 255333481 785163068 2321290820 "
-    "2893603234 3005520266 541104079 1383277090 "
-    "2770755666 3764627833 583371929 2864949033 "
-    "1487681116 1811788361 240329486 3094213377 "
-    "958509875 2564379085 1636995945 2070894127 "
-    "2139004232 1747850055 3841512327 3325011872 "
-    "1161622604 639182193 3533652535 4022667522 "
-    "761048999 3337743670 254221568 2784956233 "
-    "2990252814 4207922787 275707208 261819597 "
-    "2071467265 4034945770 1999813410 3038921100 "
-    "2200194573 1328217451 2440612380 3862293692 "
-    "2733976812 2750523058 2920082515 3809044908 "
-    "4285231753 3131963297 3481602724 1396460739 "
-    "2011767965 2481047764 2958452120 3044188618 "
-    "2217236658 3448605566 757716104 1818279145 "
-    "2641228144 1312649639 1194087684 3845229729 "
-    "1747658356 874418803 1956637337 268670179 "
-    "2083040240 2577671381 3375334655 2587828868 "
-    "1383012799 3583445685 2594576715 3282337104 "
-    "4257972751 3440488071 3129180313 1830891395 "
-    "1594931092 2680778339 3984026324 1102770400 "
-    "2315820258 1263467048 1133254110 2400676748 "
-    "2251795328 1036154092 3313541051 2277356560 "
-    "1477696003 1417117088 3968537402 1404882202 "
-    "2011058180 4114080985 1727459502 4100235708 "
-    "2334509310 2829432554 377936301 1519324520 "
-    "3252826644 1193335837 1929125820 2165344238 "
-    "4160556243 223340988 670907625 1485396519 "
-    "936389509 3813712964 2706450987 3132506320 "
-    "875886515 557088991 2854916639 2955496008 "
-    "2881696287 265169077 3239923698 3649366121 "
-    "4072165960 1233904959 225406526 1767368993 "
-    "1894882500 2296582180 339255168 83200939 "
-    "2958376148 4100205346 1991250823 3806183082 "
-    "2691709980 2642354997 3024056146 1681065839 "
-    "3438299684 1638853652 362567001 2307868899 "
-    "988801086 1342833399 2303298376 1500039911 "
-    "765489391 4080464497 4155444368 980472018 "
-    "2026981853 3460406995 391970367 667377014 "
-    "4177754853 2657468948 3560690175 3030464357 "
-    "2948380657 1208800977 2316451404 4001932203 "
-    "1977856863 4265848271 3116200050 3037586215 "
-    "1335232764 930230766 1026089249 2482219415 "
-    "2613853154 1854543497 2909555107 3862874043 "
-    "2609355500 907364682 383900687 358164223 "
-    "232347546 2536276737 3118482806 1254103998 "
-    "2357334077 1204777304 1996643329 4046232717 "
-    "2570520290 3173323380 1201411457 2361883023 "
-    "806087062 2984143714 2355127569 864220085 "
-    "1787696713 1182652984 4200065581 100722519 "
-    "2380458669 2429592313 2618338302 1236529564 "
-    "1747130196 3711661325 1114068102 510380433 "
-    "93703089 2277774664 3220741441 1577998569 "
-    "2816701900 4206763045 2495239107 4080390459 "
-    "1307072677 20360728 1468385549 96049834 "
-    "3630657447 2809517346 3396111678 3043831060 "
-    "673178359 4256729562 1755211210 1969834535 "
-    "498315110 3717726302 1544859987 2239930949 "
-    "1595372585 294525219 3961637067 3591840665 "
-    "3324896933 2300077772 721255886 4197934760 "
-    "1468866696 2184812884 628246683 3385113037 "
-    "3041166140 3948531843 1176600829 228286131 "
-    "2447397608 712235937 3332826819 2676980703 "
-    "4019468871 1952389952 1202638254 3625447051";
-    unsigned as[] = {3, 5, 7};
-    std::seed_seq sseq(as, as+3);
-    std::mt19937 e1(sseq);
-    std::ostringstream os;
-    os << e1;
-    assert(os.str() == a);
-}
-
-void
-test2()
-{
-    const char* a = "17895233847644109640 14665081038668852234 15987230621890949369 "
-    "13796324649827964148 1670828176732799955 14078505147839608672 "
-    "15497470967856861790 9566640372296747182 7839811585250789315 "
-    "1350068003782415071 5639936432479386921 15925388701147119804 "
-    "17415323390466493342 3892358083553387400 13485903346102334794 "
-    "16926193162581531132 2711398308226914244 12515538113016451944 "
-    "13856492368211347055 17968472785843263993 16129117710261673051 "
-    "13041638543181171650 8985803498136324582 401118717516975186 "
-    "7221524024767248666 13502820261231663498 8665119664667372350 "
-    "4506836866186850029 14762924585995667460 7305266389803732087 "
-    "9135600275824854713 8421320656548229332 14585303533697565624 "
-    "13062167967956981222 15285580395823625260 17451830328116466708 "
-    "17363259891080004456 13238190509560321740 10142215382802200927 "
-    "3224236118694175902 15382517208605932923 10818882444738383326 "
-    "16604245792882032433 10223425285179753002 1342432445403828765 "
-    "4958539418185107403 9374581143772158175 7135181273441366910 "
-    "5853026900476841261 8382327930174454355 2371969498930803266 "
-    "16961635468480846337 377077518789053577 17661790013255465310 "
-    "317500018453124832 3604586262706855295 13340007089026272125 "
-    "7614051306438090372 17819007364113857386 15193526497275633437 "
-    "6142773218979108210 14883287611587512668 12544132362002344419 "
-    "1247987855434921372 6414191755211735979 7160327288923375132 "
-    "7347937017206972868 17171048313531629893 18230412825496997383 "
-    "10882960195884354661 3270707876715241884 16088870345045208503 "
-    "15454419782166694763 1200609322828949525 10186066554418904177 "
-    "7554892242763986291 8203847521335919011 16855803304338943001 "
-    "16895223408596071476 562183806034700250 17761033068687156643 "
-    "12370482348384718931 17895691979506634040 16028877286272943475 "
-    "6671425930002400146 15167515621662197335 17503579548680921174 "
-    "15910867647138768989 1705705354110203064 12201125760909412022 "
-    "5523403744441352645 4540673037752294406 822888669354888870 "
-    "13012517529113958824 702032511346794490 1245872939048413008 "
-    "18060687614291143943 718002942670251776 14628954120078526945 "
-    "7215746609592654001 15288092036204733967 12507582747898016110 "
-    "8319356319569362772 3835100005166188461 10769229288786702843 "
-    "14682980657311687345 10352054841727718090 13661249361946024317 "
-    "1558696616315734178 9963912474249467679 18213809676410642730 "
-    "7284438284457478230 8013656044128665351 6817107912809760616 "
-    "4989038816564331700 12918068165960947833 9123533477086273623 "
-    "741568181450204257 3801962339733348259 1923812112542486965 "
-    "5884360231397942779 17008459141377852544 6569697353326895092 "
-    "15194386425456240489 9363979514988323850 9212437218544795097 "
-    "5650610605870621879 10315798944006232463 10345822437227504297 "
-    "795589193815296350 11344022765750598871 3193778122705907169 "
-    "16719669104430190089 14918335244853046975 11608293761910939782 "
-    "17290187430985633813 856382712722415618 14819792788008454203 "
-    "10571145147196955435 12858063129221173592 5671819431516788648 "
-    "17837836658827607239 14004823010100183722 9067196699747632668 "
-    "441015230260308492 3444946658209715644 1825101023084664281 "
-    "11133092574473850025 12746373758552339264 10154162549097295782 "
-    "14922316177042921089 12679802872389794491 8797747037480461410 "
-    "13907752811248535439 5652405835046458389 3181711594575177977 "
-    "15495242712294857418 6049158560807439366 952771601159099159 "
-    "4587095466254740009 11160954054611782211 10071795025240457628 "
-    "1536670498623767300 1990681379653546894 14312739227381277138 "
-    "9695213786215402291 3580182943401628617 12313607438786545484 "
-    "12864141705426648443 692371170805382036 13125536612285239925 "
-    "9372929234002877092 9510419002221032820 3766423210161674061 "
-    "3230494342413727261 5934351496112072933 2863344864469097044 "
-    "10884720908958139042 4127946927340597780 9960629658622711061 "
-    "14818231351611083857 6346099615454582885 12601407558879514692 "
-    "17544105005554819865 1096648950913019831 9969868157190185788 "
-    "12908611252828823970 5941129863397152719 16168953427117105234 "
-    "12304862402025196697 7781571759256122972 13289545261301048078 "
-    "11013924305579914035 8894422550580466537 7506958826675805512 "
-    "14280817252893250439 2745266616282182732 17277225453205013047 "
-    "14335499905842065319 11961295941780577536 18072890757248426766 "
-    "1124506606842606920 17329960125355005185 13052066741624159010 "
-    "5704650516221677069 16588425097127709212 11813406583737887980 "
-    "16359723311775411283 13451679937172566665 5997753207634594468 "
-    "10656019008205694109 13074690560123889048 14811648124990806194 "
-    "7809449463531558024 5637787273252434288 16515135932856030468 "
-    "3755600163640125044 1153929634172103321 11071014283313196016 "
-    "11114640359080035583 15390782025450330559 14097530518721927499 "
-    "14776783751481098767 7863618667181998233 11513855295425132436 "
-    "4736362806980864724 5426549653049482466 10310828122060887518 "
-    "4450247941008370560 9781171949844602811 6086471549040450051 "
-    "6033923116291003194 17669843285681524740 17610378273478865070 "
-    "12152320288002263294 6525449125788834221 5125338396312613396 "
-    "9300082688721166268 959242243476884691 6379729471368150249 "
-    "16379772457647614853 13454012201619761707 2392678998182524851 "
-    "12693758700673471007 1138892516507202079 15673908144065302514 "
-    "5299581449349386824 7590792025124859454 9863745357571267780 "
-    "357345312340746112 17610247870912740564 16347431861769737095 "
-    "11348828299228888092 7220122803951857490 7038822841708464676 "
-    "9912221445023094105 5767425533670320190 6442622362743049032 "
-    "17525461567869579503 4211095256108567696 14862334876401617373 "
-    "2866362449624104511 11413742225973279461 13015745308569358847 "
-    "5191760666536228849 17188167935010684492 18321678815621002079 "
-    "13046333455321624690 3995310719038261500 10661051209947341089 "
-    "7965203671238327266 16590917686161852835 3897101637344795372 "
-    "1538303624766151695 10893225639252940698 5386335660311332214 "
-    "5174479122000384061 17378437193516866561 13629320139302700770 "
-    "10144210341964027265 12816799659000064406 3711797003976467729 "
-    "5079455890584507977 432599929275804205 10435019529328454317 "
-    "5310854040535477246 15941464006450157396 2192067269367387270 "
-    "9782967689631091633 6777452250210540865 18067909703113078220 "
-    "17525143578810667971 87448662189824165 412530897284614413 "
-    "12066785122245373863 13073154860645125438 18282514257379582711 "
-    "8460374908111578570 15967512883067334502 9620430172798103891 "
-    "1264976185047610409 15426838192579528907 9878758812321441445 "
-    "18029992505662864846 9383699886128308360 14538949787806484635 "
-    "16958815135940772668 980481467951972605 3059030058898313960 "
-    "11497544574740915907 8385450996898478663 15571176518627282350";
-    unsigned as[] = {3, 5, 7};
-    std::seed_seq sseq(as, as+3);
-    std::mt19937_64 e1(sseq);
-    std::ostringstream os;
-    os << e1;
-    assert(os.str() == a);
-}
-
-int main()
-{
-    test1();
-    test2();
-}
diff --git a/libcxx/test/numerics/rand/rand.eng/rand.eng.mers/default.pass.cpp b/libcxx/test/numerics/rand/rand.eng/rand.eng.mers/default.pass.cpp
deleted file mode 100644
index d92ffd807da..00000000000
--- a/libcxx/test/numerics/rand/rand.eng/rand.eng.mers/default.pass.cpp
+++ /dev/null
@@ -1,45 +0,0 @@
-//===----------------------------------------------------------------------===//
-//
-//                     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.
-//
-//===----------------------------------------------------------------------===//
-
-// <random>
-
-// template <class UIntType, size_t w, size_t n, size_t m, size_t r,
-//           UIntType a, size_t u, UIntType d, size_t s,
-//           UIntType b, size_t t, UIntType c, size_t l, UIntType f>
-// class mersenne_twister_engine;
-
-// explicit mersenne_twister_engine();
-
-#include <random>
-#include <sstream>
-#include <cassert>
-
-void
-test1()
-{
-    std::mt19937 e1;
-    std::mt19937 e2(std::mt19937::default_seed);
-    assert(e1 == e2);
-    assert(e1() == 3499211612u);
-}
-
-void
-test2()
-{
-    std::mt19937_64 e1;
-    std::mt19937_64 e2(std::mt19937_64::default_seed);
-    assert(e1 == e2);
-    assert(e1() == 14514284786278117030ull);
-}
-
-int main()
-{
-    test1();
-    test2();
-}
diff --git a/libcxx/test/numerics/rand/rand.eng/rand.eng.mers/discard.pass.cpp b/libcxx/test/numerics/rand/rand.eng/rand.eng.mers/discard.pass.cpp
deleted file mode 100644
index d20d661d589..00000000000
--- a/libcxx/test/numerics/rand/rand.eng/rand.eng.mers/discard.pass.cpp
+++ /dev/null
@@ -1,55 +0,0 @@
-//===----------------------------------------------------------------------===//
-//
-//                     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.
-//
-//===----------------------------------------------------------------------===//
-
-// <random>
-
-// template <class UIntType, size_t w, size_t n, size_t m, size_t r,
-//           UIntType a, size_t u, UIntType d, size_t s,
-//           UIntType b, size_t t, UIntType c, size_t l, UIntType f>
-// class mersenne_twister_engine;
-
-// void discard(unsigned long long z);
-
-#include <random>
-#include <sstream>
-#include <cassert>
-
-void
-test1()
-{
-    std::mt19937 e1;
-    std::mt19937 e2 = e1;
-    assert(e1 == e2);
-    e1.discard(3);
-    assert(e1 != e2);
-    e2();
-    e2();
-    e2();
-    assert(e1 == e2);
-}
-
-void
-test2()
-{
-    std::mt19937_64 e1;
-    std::mt19937_64 e2 = e1;
-    assert(e1 == e2);
-    e1.discard(3);
-    assert(e1 != e2);
-    e2();
-    e2();
-    e2();
-    assert(e1 == e2);
-}
-
-int main()
-{
-    test1();
-    test2();
-}
diff --git a/libcxx/test/numerics/rand/rand.eng/rand.eng.mers/eval.pass.cpp b/libcxx/test/numerics/rand/rand.eng/rand.eng.mers/eval.pass.cpp
deleted file mode 100644
index 0b17a857706..00000000000
--- a/libcxx/test/numerics/rand/rand.eng/rand.eng.mers/eval.pass.cpp
+++ /dev/null
@@ -1,45 +0,0 @@
-//===----------------------------------------------------------------------===//
-//
-//                     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.
-//
-//===----------------------------------------------------------------------===//
-
-// <random>
-
-// template <class UIntType, size_t w, size_t n, size_t m, size_t r,
-//           UIntType a, size_t u, UIntType d, size_t s,
-//           UIntType b, size_t t, UIntType c, size_t l, UIntType f>
-// class mersenne_twister_engine;
-
-// result_type operator()();
-
-#include <random>
-#include <sstream>
-#include <cassert>
-
-void
-test1()
-{
-    std::mt19937 e;
-    assert(e() == 3499211612u);
-    assert(e() == 581869302u);
-    assert(e() == 3890346734u);
-}
-
-void
-test2()
-{
-    std::mt19937_64 e;
-    assert(e() == 14514284786278117030ull);
-    assert(e() == 4620546740167642908ull);
-    assert(e() == 13109570281517897720ull);
-}
-
-int main()
-{
-    test1();
-    test2();
-}
diff --git a/libcxx/test/numerics/rand/rand.eng/rand.eng.mers/io.pass.cpp b/libcxx/test/numerics/rand/rand.eng/rand.eng.mers/io.pass.cpp
deleted file mode 100644
index 28e00ec1eb8..00000000000
--- a/libcxx/test/numerics/rand/rand.eng/rand.eng.mers/io.pass.cpp
+++ /dev/null
@@ -1,69 +0,0 @@
-//===----------------------------------------------------------------------===//
-//
-//                     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.
-//
-//===----------------------------------------------------------------------===//
-
-// <random>
-
-// template <class UIntType, size_t w, size_t n, size_t m, size_t r,
-//           UIntType a, size_t u, UIntType d, size_t s,
-//           UIntType b, size_t t, UIntType c, size_t l, UIntType f>
-// class mersenne_twister_engine;
-
-// template <class charT, class traits,
-//           class UIntType, size_t w, size_t n, size_t m, size_t r,
-//           UIntType a, size_t u, UIntType d, size_t s,
-//           UIntType b, size_t t, UIntType c, size_t l, UIntType f>
-// basic_ostream<charT, traits>&
-// operator<<(basic_ostream<charT, traits>& os,
-//            const mersenne_twister_engine<UIntType, w, n, m, r, a, u, d, s, b, t, c, l, f>& x);
-//
-// template <class charT, class traits,
-//           class UIntType, size_t w, size_t n, size_t m, size_t r,
-//           UIntType a, size_t u, UIntType d, size_t s,
-//           UIntType b, size_t t, UIntType c, size_t l, UIntType f>
-// basic_ostream<charT, traits>&
-// operator>>(basic_istream<charT, traits>& is,
-//            mersenne_twister_engine<UIntType, w, n, m, r, a, u, d, s, b, t, c, l, f>& x);
-
-#include <random>
-#include <sstream>
-#include <cassert>
-
-void
-test1()
-{
-    typedef std::mt19937 E;
-    E e1;
-    e1.discard(100);
-    std::ostringstream os;
-    os << e1;
-    std::istringstream is(os.str());
-    E e2;
-    is >> e2;
-    assert(e1 == e2);
-}
-
-void
-test2()
-{
-    typedef std::mt19937_64 E;
-    E e1;
-    e1.discard(100);
-    std::ostringstream os;
-    os << e1;
-    std::istringstream is(os.str());
-    E e2;
-    is >> e2;
-    assert(e1 == e2);
-}
-
-int main()
-{
-    test1();
-    test2();
-}
diff --git a/libcxx/test/numerics/rand/rand.eng/rand.eng.mers/result_type.pass.cpp b/libcxx/test/numerics/rand/rand.eng/rand.eng.mers/result_type.pass.cpp
deleted file mode 100644
index 26f3e156329..00000000000
--- a/libcxx/test/numerics/rand/rand.eng/rand.eng.mers/result_type.pass.cpp
+++ /dev/null
@@ -1,44 +0,0 @@
-//===----------------------------------------------------------------------===//
-//
-//                     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.
-//
-//===----------------------------------------------------------------------===//
-
-// <random>
-
-// template <class UIntType, size_t w, size_t n, size_t m, size_t r,
-//           UIntType a, size_t u, UIntType d, size_t s,
-//           UIntType b, size_t t, UIntType c, size_t l, UIntType f>
-// class mersenne_twister_engine
-// {
-// public:
-//     // types
-//     typedef UIntType result_type;
-
-#include <random>
-#include <type_traits>
-
-void
-test1()
-{
-    static_assert((std::is_same<
-        std::mt19937::result_type,
-        std::uint_fast32_t>::value), "");
-}
-
-void
-test2()
-{
-    static_assert((std::is_same<
-        std::mt19937_64::result_type,
-        std::uint_fast64_t>::value), "");
-}
-
-int main()
-{
-    test1();
-    test2();
-}
diff --git a/libcxx/test/numerics/rand/rand.eng/rand.eng.mers/seed_result_type.pass.cpp b/libcxx/test/numerics/rand/rand.eng/rand.eng.mers/seed_result_type.pass.cpp
deleted file mode 100644
index 6f93e5beb9b..00000000000
--- a/libcxx/test/numerics/rand/rand.eng/rand.eng.mers/seed_result_type.pass.cpp
+++ /dev/null
@@ -1,52 +0,0 @@
-//===----------------------------------------------------------------------===//
-//
-//                     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.
-//
-//===----------------------------------------------------------------------===//
-
-// <random>
-
-// template <class UIntType, size_t w, size_t n, size_t m, size_t r,
-//           UIntType a, size_t u, UIntType d, size_t s,
-//           UIntType b, size_t t, UIntType c, size_t l, UIntType f>
-// class mersenne_twister_engine;
-
-// void seed(result_type s = default_seed);
-
-#include <random>
-#include <cassert>
-
-void
-test1()
-{
-    for (int s = 0; s < 20; ++s)
-    {
-        typedef std::mt19937 E;
-        E e1(s);
-        E e2;
-        e2.seed(s);
-        assert(e1 == e2);
-    }
-}
-
-void
-test2()
-{
-    for (int s = 0; s < 20; ++s)
-    {
-        typedef std::mt19937_64 E;
-        E e1(s);
-        E e2;
-        e2.seed(s);
-        assert(e1 == e2);
-    }
-}
-
-int main()
-{
-    test1();
-    test2();
-}
diff --git a/libcxx/test/numerics/rand/rand.eng/rand.eng.mers/seed_sseq.pass.cpp b/libcxx/test/numerics/rand/rand.eng/rand.eng.mers/seed_sseq.pass.cpp
deleted file mode 100644
index 33292a041af..00000000000
--- a/libcxx/test/numerics/rand/rand.eng/rand.eng.mers/seed_sseq.pass.cpp
+++ /dev/null
@@ -1,50 +0,0 @@
-//===----------------------------------------------------------------------===//
-//
-//                     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.
-//
-//===----------------------------------------------------------------------===//
-
-// <random>
-
-// template <class UIntType, size_t w, size_t n, size_t m, size_t r,
-//           UIntType a, size_t u, UIntType d, size_t s,
-//           UIntType b, size_t t, UIntType c, size_t l, UIntType f>
-// class mersenne_twister_engine;
-
-// template<class Sseq> void seed(Sseq& q);
-
-#include <random>
-#include <cassert>
-
-void
-test1()
-{
-    unsigned a[] = {3, 5, 7};
-    std::seed_seq sseq(a, a+3);
-    std::mt19937 e1;
-    std::mt19937 e2(sseq);
-    assert(e1 != e2);
-    e1.seed(sseq);
-    assert(e1 == e2);
-}
-
-void
-test2()
-{
-    unsigned a[] = {3, 5, 7};
-    std::seed_seq sseq(a, a+3);
-    std::mt19937_64 e1;
-    std::mt19937_64 e2(sseq);
-    assert(e1 != e2);
-    e1.seed(sseq);
-    assert(e1 == e2);
-}
-
-int main()
-{
-    test1();
-    test2();
-}
diff --git a/libcxx/test/numerics/rand/rand.eng/rand.eng.mers/values.pass.cpp b/libcxx/test/numerics/rand/rand.eng/rand.eng.mers/values.pass.cpp
deleted file mode 100644
index 331d3c51119..00000000000
--- a/libcxx/test/numerics/rand/rand.eng/rand.eng.mers/values.pass.cpp
+++ /dev/null
@@ -1,122 +0,0 @@
-//===----------------------------------------------------------------------===//
-//
-//                     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.
-//
-//===----------------------------------------------------------------------===//
-
-// <random>
-
-// template <class UIntType, size_t w, size_t n, size_t m, size_t r,
-//           UIntType a, size_t u, UIntType d, size_t s,
-//           UIntType b, size_t t, UIntType c, size_t l, UIntType f>
-// class mersenne_twister_engine
-// {
-// public:
-//     // types
-//     typedef UIntType result_type;
-//
-//     // engine characteristics
-//     static constexpr size_t word_size = w;
-//     static constexpr size_t state_size = n;
-//     static constexpr size_t shift_size = m;
-//     static constexpr size_t mask_bits = r;
-//     static constexpr result_type xor_mask = a;
-//     static constexpr size_t tempering_u = u;
-//     static constexpr result_type tempering_d = d;
-//     static constexpr size_t tempering_s = s;
-//     static constexpr result_type tempering_b = b;
-//     static constexpr size_t tempering_t = t;
-//     static constexpr result_type tempering_c = c;
-//     static constexpr size_t tempering_l = l;
-//     static constexpr result_type initialization_multiplier = f;
-//     static constexpr result_type min () { return 0; }
-//     static constexpr result_type max() { return 2^w - 1; }
-//     static constexpr result_type default_seed = 5489u;
-
-#include <random>
-#include <type_traits>
-#include <cassert>
-
-template <class _Tp>
-void where(const _Tp &) {}
-
-void
-test1()
-{
-    typedef std::mt19937 E;
-    static_assert((E::word_size == 32), "");
-    static_assert((E::state_size == 624), "");
-    static_assert((E::shift_size == 397), "");
-    static_assert((E::mask_bits == 31), "");
-    static_assert((E::xor_mask == 0x9908b0df), "");
-    static_assert((E::tempering_u == 11), "");
-    static_assert((E::tempering_d == 0xffffffff), "");
-    static_assert((E::tempering_s == 7), "");
-    static_assert((E::tempering_b == 0x9d2c5680), "");
-    static_assert((E::tempering_t == 15), "");
-    static_assert((E::tempering_c == 0xefc60000), "");
-    static_assert((E::tempering_l == 18), "");
-    static_assert((E::initialization_multiplier == 1812433253), "");
-    /*static_*/assert((E::min() == 0)/*, ""*/);
-    /*static_*/assert((E::max() == 0xFFFFFFFF)/*, ""*/);
-    static_assert((E::default_seed == 5489u), "");
-    where(E::word_size);
-    where(E::state_size);
-    where(E::shift_size);
-    where(E::mask_bits);
-    where(E::xor_mask);
-    where(E::tempering_u);
-    where(E::tempering_d);
-    where(E::tempering_s);
-    where(E::tempering_b);
-    where(E::tempering_t);
-    where(E::tempering_c);
-    where(E::tempering_l);
-    where(E::initialization_multiplier);
-    where(E::default_seed);
-}
-
-void
-test2()
-{
-    typedef std::mt19937_64 E;
-    static_assert((E::word_size == 64), "");
-    static_assert((E::state_size == 312), "");
-    static_assert((E::shift_size == 156), "");
-    static_assert((E::mask_bits == 31), "");
-    static_assert((E::xor_mask == 0xb5026f5aa96619e9ull), "");
-    static_assert((E::tempering_u == 29), "");
-    static_assert((E::tempering_d == 0x5555555555555555ull), "");
-    static_assert((E::tempering_s == 17), "");
-    static_assert((E::tempering_b == 0x71d67fffeda60000ull), "");
-    static_assert((E::tempering_t == 37), "");
-    static_assert((E::tempering_c == 0xfff7eee000000000ull), "");
-    static_assert((E::tempering_l == 43), "");
-    static_assert((E::initialization_multiplier == 6364136223846793005ull), "");
-    /*static_*/assert((E::min() == 0)/*, ""*/);
-    /*static_*/assert((E::max() == 0xFFFFFFFFFFFFFFFFull)/*, ""*/);
-    static_assert((E::default_seed == 5489u), "");
-    where(E::word_size);
-    where(E::state_size);
-    where(E::shift_size);
-    where(E::mask_bits);
-    where(E::xor_mask);
-    where(E::tempering_u);
-    where(E::tempering_d);
-    where(E::tempering_s);
-    where(E::tempering_b);
-    where(E::tempering_t);
-    where(E::tempering_c);
-    where(E::tempering_l);
-    where(E::initialization_multiplier);
-    where(E::default_seed);
-}
-
-int main()
-{
-    test1();
-    test2();
-}
diff --git a/libcxx/test/numerics/rand/rand.eng/rand.eng.sub/assign.pass.cpp b/libcxx/test/numerics/rand/rand.eng/rand.eng.sub/assign.pass.cpp
deleted file mode 100644
index 305d43ad4a2..00000000000
--- a/libcxx/test/numerics/rand/rand.eng/rand.eng.sub/assign.pass.cpp
+++ /dev/null
@@ -1,56 +0,0 @@
-//===----------------------------------------------------------------------===//
-//
-//                     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.
-//
-//===----------------------------------------------------------------------===//
-
-// <random>
-
-// template<class UIntType, size_t w, size_t s, size_t r>
-// class subtract_with_carry_engine;
-
-// subtract_with_carry_engine& operator=(const subtract_with_carry_engine&);
-
-#include <random>
-#include <cassert>
-
-void
-test1()
-{
-    typedef std::ranlux24_base E;
-    E e1(2);
-    e1();
-    E e2(5);
-    e2 = e1;
-    assert(e1 == e2);
-    assert(e1() == e2());
-    E::result_type k = e1();
-    assert(e1 != e2);
-    assert(e2() == k);
-    assert(e1 == e2);
-}
-
-void
-test2()
-{
-    typedef std::ranlux48_base E;
-    E e1(3);
-    e1();
-    E e2(5);
-    e2 = e1;
-    assert(e1 == e2);
-    assert(e1() == e2());
-    E::result_type k = e1();
-    assert(e1 != e2);
-    assert(e2() == k);
-    assert(e1 == e2);
-}
-
-int main()
-{
-    test1();
-    test2();
-}
diff --git a/libcxx/test/numerics/rand/rand.eng/rand.eng.sub/copy.pass.cpp b/libcxx/test/numerics/rand/rand.eng/rand.eng.sub/copy.pass.cpp
deleted file mode 100644
index 27f88165bcf..00000000000
--- a/libcxx/test/numerics/rand/rand.eng/rand.eng.sub/copy.pass.cpp
+++ /dev/null
@@ -1,54 +0,0 @@
-//===----------------------------------------------------------------------===//
-//
-//                     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.
-//
-//===----------------------------------------------------------------------===//
-
-// <random>
-
-// template<class UIntType, size_t w, size_t s, size_t r>
-// class subtract_with_carry_engine;
-
-// subtract_with_carry_engine(const subtract_with_carry_engine&);
-
-#include <random>
-#include <cassert>
-
-void
-test1()
-{
-    typedef std::ranlux24_base E;
-    E e1;
-    e1();
-    E e2 = e1;
-    assert(e1 == e2);
-    assert(e1() == e2());
-    E::result_type k = e1();
-    assert(e1 != e2);
-    assert(e2() == k);
-    assert(e1 == e2);
-}
-
-void
-test2()
-{
-    typedef std::ranlux48_base E;
-    E e1;
-    e1();
-    E e2(e1);
-    assert(e1 == e2);
-    assert(e1() == e2());
-    E::result_type k = e1();
-    assert(e1 != e2);
-    assert(e2() == k);
-    assert(e1 == e2);
-}
-
-int main()
-{
-    test1();
-    test2();
-}
diff --git a/libcxx/test/numerics/rand/rand.eng/rand.eng.sub/ctor_result_type.pass.cpp b/libcxx/test/numerics/rand/rand.eng/rand.eng.sub/ctor_result_type.pass.cpp
deleted file mode 100644
index 429298dfcd8..00000000000
--- a/libcxx/test/numerics/rand/rand.eng/rand.eng.sub/ctor_result_type.pass.cpp
+++ /dev/null
@@ -1,51 +0,0 @@
-//===----------------------------------------------------------------------===//
-//
-//                     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.
-//
-//===----------------------------------------------------------------------===//
-
-// <random>
-
-// template<class UIntType, size_t w, size_t s, size_t r>
-// class subtract_with_carry_engine;
-
-// explicit subtract_with_carry_engine(result_type s = default_seed);
-
-#include <random>
-#include <sstream>
-#include <cassert>
-
-void
-test1()
-{
-    const char* a = "15136306 8587749 2346244 16479026 15515802 9510553 "
-    "16090340 14501685 13839944 10789678 11581259 9590790 5840316 5953700 "
-    "13398366 8134459 16629731 6851902 15583892 1317475 4231148 9092691 "
-    "5707268 2355175 0";
-    std::ranlux24_base e1(0);
-    std::ostringstream os;
-    os << e1;
-    assert(os.str() == a);
-}
-
-void
-test2()
-{
-    const char* a = "10880375256626 126660097854724 33643165434010 "
-    "78293780235492 179418984296008 96783156950859 238199764491708 "
-    "34339434557790 155299155394531 29014415493780 209265474179052 "
-    "263777435457028 0";
-    std::ranlux48_base e1(0);
-    std::ostringstream os;
-    os << e1;
-    assert(os.str() == a);
-}
-
-int main()
-{
-    test1();
-    test2();
-}
diff --git a/libcxx/test/numerics/rand/rand.eng/rand.eng.sub/ctor_sseq.pass.cpp b/libcxx/test/numerics/rand/rand.eng/rand.eng.sub/ctor_sseq.pass.cpp
deleted file mode 100644
index 893f6dc34a4..00000000000
--- a/libcxx/test/numerics/rand/rand.eng/rand.eng.sub/ctor_sseq.pass.cpp
+++ /dev/null
@@ -1,55 +0,0 @@
-//===----------------------------------------------------------------------===//
-//
-//                     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.
-//
-//===----------------------------------------------------------------------===//
-
-// <random>
-
-// template<class UIntType, size_t w, size_t s, size_t r>
-// class subtract_with_carry_engine;
-
-// template<class Sseq> explicit subtract_with_carry_engine(Sseq& q);
-
-#include <random>
-#include <sstream>
-#include <cassert>
-
-void
-test1()
-{
-    const char* a = "13604817 711567 9760686 13278398 3323440 175548 5553651 "
-    "3028863 10748297 2216688 275779 14778841 14438394 9483441 4229545 "
-    "14657301 12636508 15978210 1653340 1718567 9272421 14302862 7940348 "
-    "889045 0";
-    unsigned as[] = {3, 5, 7};
-    std::seed_seq sseq(as, as+3);
-    std::ranlux24_base e1(sseq);
-    std::ostringstream os;
-    os << e1;
-    assert(os.str() == a);
-}
-
-void
-test2()
-{
-    const char* a = "241408498702289 172342669275054 191026374555184 "
-    "61020585639411 231929771458953 142769679250755 198672786411514 "
-    "183712717244841 227473912549724 62843577252444 68782400568421 "
-    "159248704678140 0";
-    unsigned as[] = {3, 5, 7};
-    std::seed_seq sseq(as, as+3);
-    std::ranlux48_base e1(sseq);
-    std::ostringstream os;
-    os << e1;
-    assert(os.str() == a);
-}
-
-int main()
-{
-    test1();
-    test2();
-}
diff --git a/libcxx/test/numerics/rand/rand.eng/rand.eng.sub/default.pass.cpp b/libcxx/test/numerics/rand/rand.eng/rand.eng.sub/default.pass.cpp
deleted file mode 100644
index 56e8759d1e6..00000000000
--- a/libcxx/test/numerics/rand/rand.eng/rand.eng.sub/default.pass.cpp
+++ /dev/null
@@ -1,42 +0,0 @@
-//===----------------------------------------------------------------------===//
-//
-//                     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.
-//
-//===----------------------------------------------------------------------===//
-
-// <random>
-
-// template<class UIntType, size_t w, size_t s, size_t r>
-// class subtract_with_carry_engine;
-
-// explicit subtract_with_carry_engine();
-
-#include <random>
-#include <cassert>
-
-void
-test1()
-{
-    std::ranlux24_base e1;
-    std::ranlux24_base e2(std::ranlux24_base::default_seed);
-    assert(e1 == e2);
-    assert(e1() == 15039276);
-}
-
-void
-test2()
-{
-    std::ranlux48_base e1;
-    std::ranlux48_base e2(std::ranlux48_base::default_seed);
-    assert(e1 == e2);
-    assert(e1() == 23459059301164ull);
-}
-
-int main()
-{
-    test1();
-    test2();
-}
diff --git a/libcxx/test/numerics/rand/rand.eng/rand.eng.sub/discard.pass.cpp b/libcxx/test/numerics/rand/rand.eng/rand.eng.sub/discard.pass.cpp
deleted file mode 100644
index 4ba93819ee4..00000000000
--- a/libcxx/test/numerics/rand/rand.eng/rand.eng.sub/discard.pass.cpp
+++ /dev/null
@@ -1,52 +0,0 @@
-//===----------------------------------------------------------------------===//
-//
-//                     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.
-//
-//===----------------------------------------------------------------------===//
-
-// <random>
-
-// template<class UIntType, size_t w, size_t s, size_t r>
-// class subtract_with_carry_engine;
-
-// void discard(unsigned long long z);
-
-#include <random>
-#include <cassert>
-
-void
-test1()
-{
-    std::ranlux24_base e1;
-    std::ranlux24_base e2 = e1;
-    assert(e1 == e2);
-    e1.discard(3);
-    assert(e1 != e2);
-    e2();
-    e2();
-    e2();
-    assert(e1 == e2);
-}
-
-void
-test2()
-{
-    std::ranlux48_base e1;
-    std::ranlux48_base e2 = e1;
-    assert(e1 == e2);
-    e1.discard(3);
-    assert(e1 != e2);
-    e2();
-    e2();
-    e2();
-    assert(e1 == e2);
-}
-
-int main()
-{
-    test1();
-    test2();
-}
diff --git a/libcxx/test/numerics/rand/rand.eng/rand.eng.sub/eval.pass.cpp b/libcxx/test/numerics/rand/rand.eng/rand.eng.sub/eval.pass.cpp
deleted file mode 100644
index 44829944be7..00000000000
--- a/libcxx/test/numerics/rand/rand.eng/rand.eng.sub/eval.pass.cpp
+++ /dev/null
@@ -1,42 +0,0 @@
-//===----------------------------------------------------------------------===//
-//
-//                     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.
-//
-//===----------------------------------------------------------------------===//
-
-// <random>
-
-// template<class UIntType, size_t w, size_t s, size_t r>
-// class subtract_with_carry_engine;
-
-// result_type operator()();
-
-#include <random>
-#include <cassert>
-
-void
-test1()
-{
-    std::ranlux24_base e;
-    assert(e() == 15039276u);
-    assert(e() == 16323925u);
-    assert(e() == 14283486u);
-}
-
-void
-test2()
-{
-    std::ranlux48_base e;
-    assert(e() == 23459059301164ull);
-    assert(e() == 28639057539807ull);
-    assert(e() == 276846226770426ull);
-}
-
-int main()
-{
-    test1();
-    test2();
-}
diff --git a/libcxx/test/numerics/rand/rand.eng/rand.eng.sub/io.pass.cpp b/libcxx/test/numerics/rand/rand.eng/rand.eng.sub/io.pass.cpp
deleted file mode 100644
index 834f5f69c77..00000000000
--- a/libcxx/test/numerics/rand/rand.eng/rand.eng.sub/io.pass.cpp
+++ /dev/null
@@ -1,63 +0,0 @@
-//===----------------------------------------------------------------------===//
-//
-//                     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.
-//
-//===----------------------------------------------------------------------===//
-
-// <random>
-
-// template<class UIntType, size_t w, size_t s, size_t r>
-// class subtract_with_carry_engine;
-
-// template <class charT, class traits,
-//           class UIntType, size_t w, size_t s, size_t r>
-// basic_ostream<charT, traits>&
-// operator<<(basic_ostream<charT, traits>& os,
-//            const subtract_with_carry_engine<UIntType, w, s, r>& x);
-//
-// template <class charT, class traits,
-//           class UIntType, size_t w, size_t s, size_t r>
-// basic_istream<charT, traits>&
-// operator>>(basic_istream<charT, traits>& is,
-//            subtract_with_carry_engine<UIntType, w, s, r>& x);
-
-#include <random>
-#include <sstream>
-#include <cassert>
-
-void
-test1()
-{
-    typedef std::ranlux24_base E;
-    E e1;
-    e1.discard(100);
-    std::ostringstream os;
-    os << e1;
-    std::istringstream is(os.str());
-    E e2;
-    is >> e2;
-    assert(e1 == e2);
-}
-
-void
-test2()
-{
-    typedef std::ranlux48_base E;
-    E e1;
-    e1.discard(100);
-    std::ostringstream os;
-    os << e1;
-    std::istringstream is(os.str());
-    E e2;
-    is >> e2;
-    assert(e1 == e2);
-}
-
-int main()
-{
-    test1();
-    test2();
-}
diff --git a/libcxx/test/numerics/rand/rand.eng/rand.eng.sub/result_type.pass.cpp b/libcxx/test/numerics/rand/rand.eng/rand.eng.sub/result_type.pass.cpp
deleted file mode 100644
index 6af195b4992..00000000000
--- a/libcxx/test/numerics/rand/rand.eng/rand.eng.sub/result_type.pass.cpp
+++ /dev/null
@@ -1,42 +0,0 @@
-//===----------------------------------------------------------------------===//
-//
-//                     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.
-//
-//===----------------------------------------------------------------------===//
-
-// <random>
-
-// template<class UIntType, size_t w, size_t s, size_t r>
-// class subtract_with_carry_engine
-// {
-// public:
-//     // types
-//     typedef UIntType result_type;
-
-#include <random>
-#include <type_traits>
-
-void
-test1()
-{
-    static_assert((std::is_same<
-        std::ranlux24_base::result_type,
-        std::uint_fast32_t>::value), "");
-}
-
-void
-test2()
-{
-    static_assert((std::is_same<
-        std::ranlux48_base::result_type,
-        std::uint_fast64_t>::value), "");
-}
-
-int main()
-{
-    test1();
-    test2();
-}
diff --git a/libcxx/test/numerics/rand/rand.eng/rand.eng.sub/seed_result_type.pass.cpp b/libcxx/test/numerics/rand/rand.eng/rand.eng.sub/seed_result_type.pass.cpp
deleted file mode 100644
index fa6e741da92..00000000000
--- a/libcxx/test/numerics/rand/rand.eng/rand.eng.sub/seed_result_type.pass.cpp
+++ /dev/null
@@ -1,50 +0,0 @@
-//===----------------------------------------------------------------------===//
-//
-//                     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.
-//
-//===----------------------------------------------------------------------===//
-
-// <random>
-
-// template<class UIntType, size_t w, size_t s, size_t r>
-// class subtract_with_carry_engine;
-
-// void seed(result_type s = default_seed);
-
-#include <random>
-#include <cassert>
-
-void
-test1()
-{
-    for (int s = 0; s < 20; ++s)
-    {
-        typedef std::ranlux24_base E;
-        E e1(s);
-        E e2;
-        e2.seed(s);
-        assert(e1 == e2);
-    }
-}
-
-void
-test2()
-{
-    for (int s = 0; s < 20; ++s)
-    {
-        typedef std::ranlux48_base E;
-        E e1(s);
-        E e2;
-        e2.seed(s);
-        assert(e1 == e2);
-    }
-}
-
-int main()
-{
-    test1();
-    test2();
-}
diff --git a/libcxx/test/numerics/rand/rand.eng/rand.eng.sub/seed_sseq.pass.cpp b/libcxx/test/numerics/rand/rand.eng/rand.eng.sub/seed_sseq.pass.cpp
deleted file mode 100644
index 347077278e6..00000000000
--- a/libcxx/test/numerics/rand/rand.eng/rand.eng.sub/seed_sseq.pass.cpp
+++ /dev/null
@@ -1,48 +0,0 @@
-//===----------------------------------------------------------------------===//
-//
-//                     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.
-//
-//===----------------------------------------------------------------------===//
-
-// <random>
-
-// template<class UIntType, size_t w, size_t s, size_t r>
-// class subtract_with_carry_engine;
-
-// template<class Sseq> void seed(Sseq& q);
-
-#include <random>
-#include <cassert>
-
-void
-test1()
-{
-    unsigned a[] = {3, 5, 7};
-    std::seed_seq sseq(a, a+3);
-    std::ranlux24_base e1;
-    std::ranlux24_base e2(sseq);
-    assert(e1 != e2);
-    e1.seed(sseq);
-    assert(e1 == e2);
-}
-
-void
-test2()
-{
-    unsigned a[] = {3, 5, 7};
-    std::seed_seq sseq(a, a+3);
-    std::ranlux48_base e1;
-    std::ranlux48_base e2(sseq);
-    assert(e1 != e2);
-    e1.seed(sseq);
-    assert(e1 == e2);
-}
-
-int main()
-{
-    test1();
-    test2();
-}
diff --git a/libcxx/test/numerics/rand/rand.eng/rand.eng.sub/values.pass.cpp b/libcxx/test/numerics/rand/rand.eng/rand.eng.sub/values.pass.cpp
deleted file mode 100644
index 75716a43dea..00000000000
--- a/libcxx/test/numerics/rand/rand.eng/rand.eng.sub/values.pass.cpp
+++ /dev/null
@@ -1,70 +0,0 @@
-//===----------------------------------------------------------------------===//
-//
-//                     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.
-//
-//===----------------------------------------------------------------------===//
-
-// <random>
-
-// template<class UIntType, size_t w, size_t s, size_t r>
-// class subtract_with_carry_engine
-// {
-// public:
-//     // types
-//     typedef UIntType result_type;
-//
-//     // engine characteristics
-//     static constexpr size_t word_size = w;
-//     static constexpr size_t short_lag = s;
-//     static constexpr size_t long_lag = r;
-//     static constexpr result_type min() { return 0; }
-//     static constexpr result_type max() { return m-1; }
-//     static constexpr result_type default_seed = 19780503u;
-
-#include <random>
-#include <type_traits>
-#include <cassert>
-
-template <class _Tp>
-void where(const _Tp &) {}
-
-void
-test1()
-{
-    typedef std::ranlux24_base E;
-    static_assert((E::word_size == 24), "");
-    static_assert((E::short_lag == 10), "");
-    static_assert((E::long_lag == 24), "");
-    /*static_*/assert((E::min() == 0)/*, ""*/);
-    /*static_*/assert((E::max() == 0xFFFFFF)/*, ""*/);
-    static_assert((E::default_seed == 19780503u), "");
-    where(E::word_size);
-    where(E::short_lag);
-    where(E::long_lag);
-    where(E::default_seed);
-}
-
-void
-test2()
-{
-    typedef std::ranlux48_base E;
-    static_assert((E::word_size == 48), "");
-    static_assert((E::short_lag == 5), "");
-    static_assert((E::long_lag == 12), "");
-    /*static_*/assert((E::min() == 0)/*, ""*/);
-    /*static_*/assert((E::max() == 0xFFFFFFFFFFFFull)/*, ""*/);
-    static_assert((E::default_seed == 19780503u), "");
-    where(E::word_size);
-    where(E::short_lag);
-    where(E::long_lag);
-    where(E::default_seed);
-}
-
-int main()
-{
-    test1();
-    test2();
-}