libcxx initial import

llvm-svn: 103490

20 files changed, 1007 insertions, 0 deletions

diff --git a/libcxx/test/numerics/numarray/valarray.nonmembers/valarray.transcend/abs_valarray.pass.cpp b/libcxx/test/numerics/numarray/valarray.nonmembers/valarray.transcend/abs_valarray.pass.cpp
new file mode 100644
index 00000000000..ff703541987
--- /dev/null
+++ b/libcxx/test/numerics/numarray/valarray.nonmembers/valarray.transcend/abs_valarray.pass.cpp
@@ -0,0 +1,34 @@
+//===----------------------------------------------------------------------===//
+//
+// ΚΚΚΚΚΚΚΚΚΚΚΚΚΚΚΚΚΚΚΚThe LLVM Compiler Infrastructure
+//
+// This file is distributed under the University of Illinois Open Source
+// License. See LICENSE.TXT for details.
+//
+//===----------------------------------------------------------------------===//
+
+// <valarray>
+
+// template<class T> class valarray;
+
+// template<class T>
+//   valarray<T>
+//   abs(const valarray<T>& x);
+
+#include <valarray>
+#include <cassert>
+
+int main()
+{
+    {
+        typedef double T;
+        T a1[] = {1.5,  -2.5,  3.4,  -4.5,  -5.0};
+        T a3[] = {1.5,   2.5,  3.4,   4.5,   5.0};
+        const unsigned N = sizeof(a1)/sizeof(a1[0]);
+        std::valarray<T> v1(a1, N);
+        std::valarray<T> v3 = abs(v1);
+        assert(v3.size() == v1.size());
+        for (int i = 0; i < v3.size(); ++i)
+            assert(v3[i] == a3[i]);
+    }
+}
diff --git a/libcxx/test/numerics/numarray/valarray.nonmembers/valarray.transcend/acos_valarray.pass.cpp b/libcxx/test/numerics/numarray/valarray.nonmembers/valarray.transcend/acos_valarray.pass.cpp
new file mode 100644
index 00000000000..248bb301133
--- /dev/null
+++ b/libcxx/test/numerics/numarray/valarray.nonmembers/valarray.transcend/acos_valarray.pass.cpp
@@ -0,0 +1,51 @@
+//===----------------------------------------------------------------------===//
+//
+// ΚΚΚΚΚΚΚΚΚΚΚΚΚΚΚΚΚΚΚΚThe LLVM Compiler Infrastructure
+//
+// This file is distributed under the University of Illinois Open Source
+// License. See LICENSE.TXT for details.
+//
+//===----------------------------------------------------------------------===//
+
+// <valarray>
+
+// template<class T> class valarray;
+
+// template<class T>
+//   valarray<T>
+//   acos(const valarray<T>& x);
+
+#include <valarray>
+#include <cassert>
+#include <sstream>
+
+bool is_about(double x, double y, int p)
+{
+    std::ostringstream o;
+    o.precision(p);
+    scientific(o);
+    o << x;
+    std::string a = o.str();
+    o.str("");
+    o << y;
+    return a == o.str();
+}
+
+int main()
+{
+    {
+        typedef double T;
+        T a1[] = {-.9, -.5, 0., .5, .75};
+        T a3[] = {2.6905658417935308e+00,
+                  2.0943951023931957e+00,
+                  1.5707963267948966e+00,
+                  1.0471975511965976e+00,
+                  7.2273424781341566e-01};
+        const unsigned N = sizeof(a1)/sizeof(a1[0]);
+        std::valarray<T> v1(a1, N);
+        std::valarray<T> v3 = acos(v1);
+        assert(v3.size() == v1.size());
+        for (int i = 0; i < v3.size(); ++i)
+            assert(is_about(v3[i], a3[i], 10));
+    }
+}
diff --git a/libcxx/test/numerics/numarray/valarray.nonmembers/valarray.transcend/asin_valarray.pass.cpp b/libcxx/test/numerics/numarray/valarray.nonmembers/valarray.transcend/asin_valarray.pass.cpp
new file mode 100644
index 00000000000..805c38dddb5
--- /dev/null
+++ b/libcxx/test/numerics/numarray/valarray.nonmembers/valarray.transcend/asin_valarray.pass.cpp
@@ -0,0 +1,51 @@
+//===----------------------------------------------------------------------===//
+//
+// ΚΚΚΚΚΚΚΚΚΚΚΚΚΚΚΚΚΚΚΚThe LLVM Compiler Infrastructure
+//
+// This file is distributed under the University of Illinois Open Source
+// License. See LICENSE.TXT for details.
+//
+//===----------------------------------------------------------------------===//
+
+// <valarray>
+
+// template<class T> class valarray;
+
+// template<class T>
+//   valarray<T>
+//   asin(const valarray<T>& x);
+
+#include <valarray>
+#include <cassert>
+#include <sstream>
+
+bool is_about(double x, double y, int p)
+{
+    std::ostringstream o;
+    o.precision(p);
+    scientific(o);
+    o << x;
+    std::string a = o.str();
+    o.str("");
+    o << y;
+    return a == o.str();
+}
+
+int main()
+{
+    {
+        typedef double T;
+        T a1[] = {-.9, -.5, 0., .5, .75};
+        T a3[] = {-1.1197695149986342e+00,
+                  -5.2359877559829882e-01,
+                  0.0000000000000000e+00,
+                  5.2359877559829882e-01,
+                  8.4806207898148100e-01};
+        const unsigned N = sizeof(a1)/sizeof(a1[0]);
+        std::valarray<T> v1(a1, N);
+        std::valarray<T> v3 = asin(v1);
+        assert(v3.size() == v1.size());
+        for (int i = 0; i < v3.size(); ++i)
+            assert(is_about(v3[i], a3[i], 10));
+    }
+}
diff --git a/libcxx/test/numerics/numarray/valarray.nonmembers/valarray.transcend/atan2_valarray_valarray.pass.cpp b/libcxx/test/numerics/numarray/valarray.nonmembers/valarray.transcend/atan2_valarray_valarray.pass.cpp
new file mode 100644
index 00000000000..cf8b6cd35ef
--- /dev/null
+++ b/libcxx/test/numerics/numarray/valarray.nonmembers/valarray.transcend/atan2_valarray_valarray.pass.cpp
@@ -0,0 +1,53 @@
+//===----------------------------------------------------------------------===//
+//
+// ΚΚΚΚΚΚΚΚΚΚΚΚΚΚΚΚΚΚΚΚThe LLVM Compiler Infrastructure
+//
+// This file is distributed under the University of Illinois Open Source
+// License. See LICENSE.TXT for details.
+//
+//===----------------------------------------------------------------------===//
+
+// <valarray>
+
+// template<class T> class valarray;
+
+// template<class T>
+//   valarray<T>
+//   atan2(const valarray<T>& x, const valarray<T>& y);
+
+#include <valarray>
+#include <cassert>
+#include <sstream>
+
+bool is_about(double x, double y, int p)
+{
+    std::ostringstream o;
+    o.precision(p);
+    scientific(o);
+    o << x;
+    std::string a = o.str();
+    o.str("");
+    o << y;
+    return a == o.str();
+}
+
+int main()
+{
+    {
+        typedef double T;
+        T a1[] = {-.9, -.5, 0., .5, .75};
+        T a2[] = {-.8,  .25, 0.375, -.5, .75};
+        T a3[] = {-2.2974386674766221e+00,
+                  -1.1071487177940904e+00,
+                   0.0000000000000000e+00,
+                   2.3561944901923448e+00,
+                   7.8539816339744828e-01};
+        const unsigned N = sizeof(a1)/sizeof(a1[0]);
+        std::valarray<T> v1(a1, N);
+        std::valarray<T> v2(a2, N);
+        std::valarray<T> v3 = atan2(v1, v2);
+        assert(v3.size() == v1.size());
+        for (int i = 0; i < v3.size(); ++i)
+            assert(is_about(v3[i], a3[i], 10));
+    }
+}
diff --git a/libcxx/test/numerics/numarray/valarray.nonmembers/valarray.transcend/atan2_valarray_value.pass.cpp b/libcxx/test/numerics/numarray/valarray.nonmembers/valarray.transcend/atan2_valarray_value.pass.cpp
new file mode 100644
index 00000000000..45257f4f4ee
--- /dev/null
+++ b/libcxx/test/numerics/numarray/valarray.nonmembers/valarray.transcend/atan2_valarray_value.pass.cpp
@@ -0,0 +1,51 @@
+//===----------------------------------------------------------------------===//
+//
+// ΚΚΚΚΚΚΚΚΚΚΚΚΚΚΚΚΚΚΚΚThe LLVM Compiler Infrastructure
+//
+// This file is distributed under the University of Illinois Open Source
+// License. See LICENSE.TXT for details.
+//
+//===----------------------------------------------------------------------===//
+
+// <valarray>
+
+// template<class T> class valarray;
+
+// template<class T>
+//   valarray<T>
+//   atan2(const valarray<T>& x, const T& y);
+
+#include <valarray>
+#include <cassert>
+#include <sstream>
+
+bool is_about(double x, double y, int p)
+{
+    std::ostringstream o;
+    o.precision(p);
+    scientific(o);
+    o << x;
+    std::string a = o.str();
+    o.str("");
+    o << y;
+    return a == o.str();
+}
+
+int main()
+{
+    {
+        typedef double T;
+        T a1[] = {-.9, -.5, 0., .5, .75};
+        T a3[] = {-8.7605805059819342e-01,
+                  -5.8800260354756750e-01,
+                   0.0000000000000000e+00,
+                   5.8800260354756750e-01,
+                   7.8539816339744828e-01};
+        const unsigned N = sizeof(a1)/sizeof(a1[0]);
+        std::valarray<T> v1(a1, N);
+        std::valarray<T> v3 = atan2(v1, .75);
+        assert(v3.size() == v1.size());
+        for (int i = 0; i < v3.size(); ++i)
+            assert(is_about(v3[i], a3[i], 10));
+    }
+}
diff --git a/libcxx/test/numerics/numarray/valarray.nonmembers/valarray.transcend/atan2_value_valarray.pass.cpp b/libcxx/test/numerics/numarray/valarray.nonmembers/valarray.transcend/atan2_value_valarray.pass.cpp
new file mode 100644
index 00000000000..214ec7f9187
--- /dev/null
+++ b/libcxx/test/numerics/numarray/valarray.nonmembers/valarray.transcend/atan2_value_valarray.pass.cpp
@@ -0,0 +1,51 @@
+//===----------------------------------------------------------------------===//
+//
+// ΚΚΚΚΚΚΚΚΚΚΚΚΚΚΚΚΚΚΚΚThe LLVM Compiler Infrastructure
+//
+// This file is distributed under the University of Illinois Open Source
+// License. See LICENSE.TXT for details.
+//
+//===----------------------------------------------------------------------===//
+
+// <valarray>
+
+// template<class T> class valarray;
+
+// template<class T>
+//   valarray<T>
+//   atan2(const T& x, const valarray<T>& y);
+
+#include <valarray>
+#include <cassert>
+#include <sstream>
+
+bool is_about(double x, double y, int p)
+{
+    std::ostringstream o;
+    o.precision(p);
+    scientific(o);
+    o << x;
+    std::string a = o.str();
+    o.str("");
+    o << y;
+    return a == o.str();
+}
+
+int main()
+{
+    {
+        typedef double T;
+        T a1[] = {-.9, -.5, 0., .5, .75};
+        T a3[] = {2.4468543773930902e+00,
+                  2.1587989303424640e+00,
+                  1.5707963267948966e+00,
+                  9.8279372324732905e-01,
+                  7.8539816339744828e-01};
+        const unsigned N = sizeof(a1)/sizeof(a1[0]);
+        std::valarray<T> v1(a1, N);
+        std::valarray<T> v3 = atan2(.75, v1);
+        assert(v3.size() == v1.size());
+        for (int i = 0; i < v3.size(); ++i)
+            assert(is_about(v3[i], a3[i], 10));
+    }
+}
diff --git a/libcxx/test/numerics/numarray/valarray.nonmembers/valarray.transcend/atan_valarray.pass.cpp b/libcxx/test/numerics/numarray/valarray.nonmembers/valarray.transcend/atan_valarray.pass.cpp
new file mode 100644
index 00000000000..84a9bc35431
--- /dev/null
+++ b/libcxx/test/numerics/numarray/valarray.nonmembers/valarray.transcend/atan_valarray.pass.cpp
@@ -0,0 +1,51 @@
+//===----------------------------------------------------------------------===//
+//
+// ΚΚΚΚΚΚΚΚΚΚΚΚΚΚΚΚΚΚΚΚThe LLVM Compiler Infrastructure
+//
+// This file is distributed under the University of Illinois Open Source
+// License. See LICENSE.TXT for details.
+//
+//===----------------------------------------------------------------------===//
+
+// <valarray>
+
+// template<class T> class valarray;
+
+// template<class T>
+//   valarray<T>
+//   atan(const valarray<T>& x);
+
+#include <valarray>
+#include <cassert>
+#include <sstream>
+
+bool is_about(double x, double y, int p)
+{
+    std::ostringstream o;
+    o.precision(p);
+    scientific(o);
+    o << x;
+    std::string a = o.str();
+    o.str("");
+    o << y;
+    return a == o.str();
+}
+
+int main()
+{
+    {
+        typedef double T;
+        T a1[] = {-.9, -.5, 0., .5, .75};
+        T a3[] = {-7.3281510178650666e-01,
+                  -4.6364760900080615e-01,
+                   0.0000000000000000e+00,
+                   4.6364760900080615e-01,
+                   6.4350110879328437e-01};
+        const unsigned N = sizeof(a1)/sizeof(a1[0]);
+        std::valarray<T> v1(a1, N);
+        std::valarray<T> v3 = atan(v1);
+        assert(v3.size() == v1.size());
+        for (int i = 0; i < v3.size(); ++i)
+            assert(is_about(v3[i], a3[i], 10));
+    }
+}
diff --git a/libcxx/test/numerics/numarray/valarray.nonmembers/valarray.transcend/cos_valarray.pass.cpp b/libcxx/test/numerics/numarray/valarray.nonmembers/valarray.transcend/cos_valarray.pass.cpp
new file mode 100644
index 00000000000..86e2b33b6d1
--- /dev/null
+++ b/libcxx/test/numerics/numarray/valarray.nonmembers/valarray.transcend/cos_valarray.pass.cpp
@@ -0,0 +1,51 @@
+//===----------------------------------------------------------------------===//
+//
+// ΚΚΚΚΚΚΚΚΚΚΚΚΚΚΚΚΚΚΚΚThe LLVM Compiler Infrastructure
+//
+// This file is distributed under the University of Illinois Open Source
+// License. See LICENSE.TXT for details.
+//
+//===----------------------------------------------------------------------===//
+
+// <valarray>
+
+// template<class T> class valarray;
+
+// template<class T>
+//   valarray<T>
+//   cos(const valarray<T>& x);
+
+#include <valarray>
+#include <cassert>
+#include <sstream>
+
+bool is_about(double x, double y, int p)
+{
+    std::ostringstream o;
+    o.precision(p);
+    scientific(o);
+    o << x;
+    std::string a = o.str();
+    o.str("");
+    o << y;
+    return a == o.str();
+}
+
+int main()
+{
+    {
+        typedef double T;
+        T a1[] = {-.9, -.5, 0., .5, .75};
+        T a3[] = {6.2160996827066450e-01,
+                  8.7758256189037276e-01,
+                  1.0000000000000000e+00,
+                  8.7758256189037276e-01,
+                  7.3168886887382090e-01};
+        const unsigned N = sizeof(a1)/sizeof(a1[0]);
+        std::valarray<T> v1(a1, N);
+        std::valarray<T> v3 = cos(v1);
+        assert(v3.size() == v1.size());
+        for (int i = 0; i < v3.size(); ++i)
+            assert(is_about(v3[i], a3[i], 10));
+    }
+}
diff --git a/libcxx/test/numerics/numarray/valarray.nonmembers/valarray.transcend/cosh_valarray.pass.cpp b/libcxx/test/numerics/numarray/valarray.nonmembers/valarray.transcend/cosh_valarray.pass.cpp
new file mode 100644
index 00000000000..dc0ab154614
--- /dev/null
+++ b/libcxx/test/numerics/numarray/valarray.nonmembers/valarray.transcend/cosh_valarray.pass.cpp
@@ -0,0 +1,51 @@
+//===----------------------------------------------------------------------===//
+//
+// ΚΚΚΚΚΚΚΚΚΚΚΚΚΚΚΚΚΚΚΚThe LLVM Compiler Infrastructure
+//
+// This file is distributed under the University of Illinois Open Source
+// License. See LICENSE.TXT for details.
+//
+//===----------------------------------------------------------------------===//
+
+// <valarray>
+
+// template<class T> class valarray;
+
+// template<class T>
+//   valarray<T>
+//   cosh(const valarray<T>& x);
+
+#include <valarray>
+#include <cassert>
+#include <sstream>
+
+bool is_about(double x, double y, int p)
+{
+    std::ostringstream o;
+    o.precision(p);
+    scientific(o);
+    o << x;
+    std::string a = o.str();
+    o.str("");
+    o << y;
+    return a == o.str();
+}
+
+int main()
+{
+    {
+        typedef double T;
+        T a1[] = {-.9, -.5, 0., .5, .75};
+        T a3[] = {1.4330863854487743e+00,
+                  1.1276259652063807e+00,
+                  1.0000000000000000e+00,
+                  1.1276259652063807e+00,
+                  1.2946832846768448e+00};
+        const unsigned N = sizeof(a1)/sizeof(a1[0]);
+        std::valarray<T> v1(a1, N);
+        std::valarray<T> v3 = cosh(v1);
+        assert(v3.size() == v1.size());
+        for (int i = 0; i < v3.size(); ++i)
+            assert(is_about(v3[i], a3[i], 10));
+    }
+}
diff --git a/libcxx/test/numerics/numarray/valarray.nonmembers/valarray.transcend/exp_valarray.pass.cpp b/libcxx/test/numerics/numarray/valarray.nonmembers/valarray.transcend/exp_valarray.pass.cpp
new file mode 100644
index 00000000000..10f0e980676
--- /dev/null
+++ b/libcxx/test/numerics/numarray/valarray.nonmembers/valarray.transcend/exp_valarray.pass.cpp
@@ -0,0 +1,51 @@
+//===----------------------------------------------------------------------===//
+//
+// ΚΚΚΚΚΚΚΚΚΚΚΚΚΚΚΚΚΚΚΚThe LLVM Compiler Infrastructure
+//
+// This file is distributed under the University of Illinois Open Source
+// License. See LICENSE.TXT for details.
+//
+//===----------------------------------------------------------------------===//
+
+// <valarray>
+
+// template<class T> class valarray;
+
+// template<class T>
+//   valarray<T>
+//   exp(const valarray<T>& x);
+
+#include <valarray>
+#include <cassert>
+#include <sstream>
+
+bool is_about(double x, double y, int p)
+{
+    std::ostringstream o;
+    o.precision(p);
+    scientific(o);
+    o << x;
+    std::string a = o.str();
+    o.str("");
+    o << y;
+    return a == o.str();
+}
+
+int main()
+{
+    {
+        typedef double T;
+        T a1[] = {-.9, -.5, 0., .5, .75};
+        T a3[] = {4.0656965974059911e-01,
+                  6.0653065971263342e-01,
+                  1.0000000000000000e+00,
+                  1.6487212707001282e+00,
+                  2.1170000166126748e+00};
+        const unsigned N = sizeof(a1)/sizeof(a1[0]);
+        std::valarray<T> v1(a1, N);
+        std::valarray<T> v3 = exp(v1);
+        assert(v3.size() == v1.size());
+        for (int i = 0; i < v3.size(); ++i)
+            assert(is_about(v3[i], a3[i], 10));
+    }
+}
diff --git a/libcxx/test/numerics/numarray/valarray.nonmembers/valarray.transcend/log10_valarray.pass.cpp b/libcxx/test/numerics/numarray/valarray.nonmembers/valarray.transcend/log10_valarray.pass.cpp
new file mode 100644
index 00000000000..68491ef99a4
--- /dev/null
+++ b/libcxx/test/numerics/numarray/valarray.nonmembers/valarray.transcend/log10_valarray.pass.cpp
@@ -0,0 +1,51 @@
+//===----------------------------------------------------------------------===//
+//
+// ΚΚΚΚΚΚΚΚΚΚΚΚΚΚΚΚΚΚΚΚThe LLVM Compiler Infrastructure
+//
+// This file is distributed under the University of Illinois Open Source
+// License. See LICENSE.TXT for details.
+//
+//===----------------------------------------------------------------------===//
+
+// <valarray>
+
+// template<class T> class valarray;
+
+// template<class T>
+//   valarray<T>
+//   log10(const valarray<T>& x);
+
+#include <valarray>
+#include <cassert>
+#include <sstream>
+
+bool is_about(double x, double y, int p)
+{
+    std::ostringstream o;
+    o.precision(p);
+    scientific(o);
+    o << x;
+    std::string a = o.str();
+    o.str("");
+    o << y;
+    return a == o.str();
+}
+
+int main()
+{
+    {
+        typedef double T;
+        T a1[] = {.5, .75, 1, 3, 7};
+        T a3[] = {-3.0102999566398120e-01,
+                  -1.2493873660829995e-01,
+                   0.0000000000000000e+00,
+                   4.7712125471966244e-01,
+                   8.4509804001425681e-01};
+        const unsigned N = sizeof(a1)/sizeof(a1[0]);
+        std::valarray<T> v1(a1, N);
+        std::valarray<T> v3 = log10(v1);
+        assert(v3.size() == v1.size());
+        for (int i = 0; i < v3.size(); ++i)
+            assert(is_about(v3[i], a3[i], 10));
+    }
+}
diff --git a/libcxx/test/numerics/numarray/valarray.nonmembers/valarray.transcend/log_valarray.pass.cpp b/libcxx/test/numerics/numarray/valarray.nonmembers/valarray.transcend/log_valarray.pass.cpp
new file mode 100644
index 00000000000..e79d2164bd8
--- /dev/null
+++ b/libcxx/test/numerics/numarray/valarray.nonmembers/valarray.transcend/log_valarray.pass.cpp
@@ -0,0 +1,51 @@
+//===----------------------------------------------------------------------===//
+//
+// ΚΚΚΚΚΚΚΚΚΚΚΚΚΚΚΚΚΚΚΚThe LLVM Compiler Infrastructure
+//
+// This file is distributed under the University of Illinois Open Source
+// License. See LICENSE.TXT for details.
+//
+//===----------------------------------------------------------------------===//
+
+// <valarray>
+
+// template<class T> class valarray;
+
+// template<class T>
+//   valarray<T>
+//   log(const valarray<T>& x);
+
+#include <valarray>
+#include <cassert>
+#include <sstream>
+
+bool is_about(double x, double y, int p)
+{
+    std::ostringstream o;
+    o.precision(p);
+    scientific(o);
+    o << x;
+    std::string a = o.str();
+    o.str("");
+    o << y;
+    return a == o.str();
+}
+
+int main()
+{
+    {
+        typedef double T;
+        T a1[] = {.5, .75, 1, 3, 7};
+        T a3[] = {-6.9314718055994529e-01,
+                  -2.8768207245178090e-01,
+                   0.0000000000000000e+00,
+                   1.0986122886681098e+00,
+                   1.9459101490553132e+00};
+        const unsigned N = sizeof(a1)/sizeof(a1[0]);
+        std::valarray<T> v1(a1, N);
+        std::valarray<T> v3 = log(v1);
+        assert(v3.size() == v1.size());
+        for (int i = 0; i < v3.size(); ++i)
+            assert(is_about(v3[i], a3[i], 10));
+    }
+}
diff --git a/libcxx/test/numerics/numarray/valarray.nonmembers/valarray.transcend/pow_valarray_valarray.pass.cpp b/libcxx/test/numerics/numarray/valarray.nonmembers/valarray.transcend/pow_valarray_valarray.pass.cpp
new file mode 100644
index 00000000000..2969a4849d3
--- /dev/null
+++ b/libcxx/test/numerics/numarray/valarray.nonmembers/valarray.transcend/pow_valarray_valarray.pass.cpp
@@ -0,0 +1,53 @@
+//===----------------------------------------------------------------------===//
+//
+// ΚΚΚΚΚΚΚΚΚΚΚΚΚΚΚΚΚΚΚΚThe LLVM Compiler Infrastructure
+//
+// This file is distributed under the University of Illinois Open Source
+// License. See LICENSE.TXT for details.
+//
+//===----------------------------------------------------------------------===//
+
+// <valarray>
+
+// template<class T> class valarray;
+
+// template<class T>
+//   valarray<T>
+//   pow(const valarray<T>& x, const valarray<T>& y);
+
+#include <valarray>
+#include <cassert>
+#include <sstream>
+
+bool is_about(double x, double y, int p)
+{
+    std::ostringstream o;
+    o.precision(p);
+    scientific(o);
+    o << x;
+    std::string a = o.str();
+    o.str("");
+    o << y;
+    return a == o.str();
+}
+
+int main()
+{
+    {
+        typedef double T;
+        T a1[] = {.9, .5, 0., .5, .75};
+        T a2[] = {-.8,  .25, 0.375, -.5, .75};
+        T a3[] = {1.0879426248455297e+00,
+                  8.4089641525371450e-01,
+                  0.0000000000000000e+00,
+                  1.4142135623730949e+00,
+                  8.0592744886765644e-01};
+        const unsigned N = sizeof(a1)/sizeof(a1[0]);
+        std::valarray<T> v1(a1, N);
+        std::valarray<T> v2(a2, N);
+        std::valarray<T> v3 = pow(v1, v2);
+        assert(v3.size() == v1.size());
+        for (int i = 0; i < v3.size(); ++i)
+            assert(is_about(v3[i], a3[i], 10));
+    }
+}
diff --git a/libcxx/test/numerics/numarray/valarray.nonmembers/valarray.transcend/pow_valarray_value.pass.cpp b/libcxx/test/numerics/numarray/valarray.nonmembers/valarray.transcend/pow_valarray_value.pass.cpp
new file mode 100644
index 00000000000..f8a3bbfdc27
--- /dev/null
+++ b/libcxx/test/numerics/numarray/valarray.nonmembers/valarray.transcend/pow_valarray_value.pass.cpp
@@ -0,0 +1,51 @@
+//===----------------------------------------------------------------------===//
+//
+// ΚΚΚΚΚΚΚΚΚΚΚΚΚΚΚΚΚΚΚΚThe LLVM Compiler Infrastructure
+//
+// This file is distributed under the University of Illinois Open Source
+// License. See LICENSE.TXT for details.
+//
+//===----------------------------------------------------------------------===//
+
+// <valarray>
+
+// template<class T> class valarray;
+
+// template<class T>
+//   valarray<T>
+//   pow(const valarray<T>& x, const T& y);
+
+#include <valarray>
+#include <cassert>
+#include <sstream>
+
+bool is_about(double x, double y, int p)
+{
+    std::ostringstream o;
+    o.precision(p);
+    scientific(o);
+    o << x;
+    std::string a = o.str();
+    o.str("");
+    o << y;
+    return a == o.str();
+}
+
+int main()
+{
+    {
+        typedef double T;
+        T a1[] = {.9, .5, 0., .5, .75};
+        T a3[] = {8.1000000000000005e-01,
+                  2.5000000000000000e-01,
+                  0.0000000000000000e+00,
+                  2.5000000000000000e-01,
+                  5.6250000000000000e-01};
+        const unsigned N = sizeof(a1)/sizeof(a1[0]);
+        std::valarray<T> v1(a1, N);
+        std::valarray<T> v3 = pow(v1, 2.0);
+        assert(v3.size() == v1.size());
+        for (int i = 0; i < v3.size(); ++i)
+            assert(is_about(v3[i], a3[i], 10));
+    }
+}
diff --git a/libcxx/test/numerics/numarray/valarray.nonmembers/valarray.transcend/pow_value_valarray.pass.cpp b/libcxx/test/numerics/numarray/valarray.nonmembers/valarray.transcend/pow_value_valarray.pass.cpp
new file mode 100644
index 00000000000..a32134c30f0
--- /dev/null
+++ b/libcxx/test/numerics/numarray/valarray.nonmembers/valarray.transcend/pow_value_valarray.pass.cpp
@@ -0,0 +1,51 @@
+//===----------------------------------------------------------------------===//
+//
+// ΚΚΚΚΚΚΚΚΚΚΚΚΚΚΚΚΚΚΚΚThe LLVM Compiler Infrastructure
+//
+// This file is distributed under the University of Illinois Open Source
+// License. See LICENSE.TXT for details.
+//
+//===----------------------------------------------------------------------===//
+
+// <valarray>
+
+// template<class T> class valarray;
+
+// template<class T>
+//   valarray<T>
+//   pow(const T& x, const valarray<T>& y);
+
+#include <valarray>
+#include <cassert>
+#include <sstream>
+
+bool is_about(double x, double y, int p)
+{
+    std::ostringstream o;
+    o.precision(p);
+    scientific(o);
+    o << x;
+    std::string a = o.str();
+    o.str("");
+    o << y;
+    return a == o.str();
+}
+
+int main()
+{
+    {
+        typedef double T;
+        T a1[] = {.9, .5, 0., .5, .75};
+        T a3[] = {1.8660659830736148e+00,
+                  1.4142135623730951e+00,
+                  1.0000000000000000e+00,
+                  1.4142135623730951e+00,
+                  1.6817928305074290e+00};
+        const unsigned N = sizeof(a1)/sizeof(a1[0]);
+        std::valarray<T> v1(a1, N);
+        std::valarray<T> v3 = pow(2.0, v1);
+        assert(v3.size() == v1.size());
+        for (int i = 0; i < v3.size(); ++i)
+            assert(is_about(v3[i], a3[i], 10));
+    }
+}
diff --git a/libcxx/test/numerics/numarray/valarray.nonmembers/valarray.transcend/sin_valarray.pass.cpp b/libcxx/test/numerics/numarray/valarray.nonmembers/valarray.transcend/sin_valarray.pass.cpp
new file mode 100644
index 00000000000..8a5df20d936
--- /dev/null
+++ b/libcxx/test/numerics/numarray/valarray.nonmembers/valarray.transcend/sin_valarray.pass.cpp
@@ -0,0 +1,51 @@
+//===----------------------------------------------------------------------===//
+//
+// ΚΚΚΚΚΚΚΚΚΚΚΚΚΚΚΚΚΚΚΚThe LLVM Compiler Infrastructure
+//
+// This file is distributed under the University of Illinois Open Source
+// License. See LICENSE.TXT for details.
+//
+//===----------------------------------------------------------------------===//
+
+// <valarray>
+
+// template<class T> class valarray;
+
+// template<class T>
+//   valarray<T>
+//   sin(const valarray<T>& x);
+
+#include <valarray>
+#include <cassert>
+#include <sstream>
+
+bool is_about(double x, double y, int p)
+{
+    std::ostringstream o;
+    o.precision(p);
+    scientific(o);
+    o << x;
+    std::string a = o.str();
+    o.str("");
+    o << y;
+    return a == o.str();
+}
+
+int main()
+{
+    {
+        typedef double T;
+        T a1[] = {-.9, -.5, 0., .5, .75};
+        T a3[] = {-7.8332690962748330e-01,
+                  -4.7942553860420301e-01,
+                   0.0000000000000000e+00,
+                   4.7942553860420301e-01,
+                   6.8163876002333423e-01};
+        const unsigned N = sizeof(a1)/sizeof(a1[0]);
+        std::valarray<T> v1(a1, N);
+        std::valarray<T> v3 = sin(v1);
+        assert(v3.size() == v1.size());
+        for (int i = 0; i < v3.size(); ++i)
+            assert(is_about(v3[i], a3[i], 10));
+    }
+}
diff --git a/libcxx/test/numerics/numarray/valarray.nonmembers/valarray.transcend/sinh_valarray.pass.cpp b/libcxx/test/numerics/numarray/valarray.nonmembers/valarray.transcend/sinh_valarray.pass.cpp
new file mode 100644
index 00000000000..e5da9afbea0
--- /dev/null
+++ b/libcxx/test/numerics/numarray/valarray.nonmembers/valarray.transcend/sinh_valarray.pass.cpp
@@ -0,0 +1,51 @@
+//===----------------------------------------------------------------------===//
+//
+// ΚΚΚΚΚΚΚΚΚΚΚΚΚΚΚΚΚΚΚΚThe LLVM Compiler Infrastructure
+//
+// This file is distributed under the University of Illinois Open Source
+// License. See LICENSE.TXT for details.
+//
+//===----------------------------------------------------------------------===//
+
+// <valarray>
+
+// template<class T> class valarray;
+
+// template<class T>
+//   valarray<T>
+//   sinh(const valarray<T>& x);
+
+#include <valarray>
+#include <cassert>
+#include <sstream>
+
+bool is_about(double x, double y, int p)
+{
+    std::ostringstream o;
+    o.precision(p);
+    scientific(o);
+    o << x;
+    std::string a = o.str();
+    o.str("");
+    o << y;
+    return a == o.str();
+}
+
+int main()
+{
+    {
+        typedef double T;
+        T a1[] = {-.9, -.5, 0., .5, .75};
+        T a3[] = {-1.0265167257081753e+00,
+                  -5.2109530549374738e-01,
+                   0.0000000000000000e+00,
+                   5.2109530549374738e-01,
+                   8.2231673193582999e-01};
+        const unsigned N = sizeof(a1)/sizeof(a1[0]);
+        std::valarray<T> v1(a1, N);
+        std::valarray<T> v3 = sinh(v1);
+        assert(v3.size() == v1.size());
+        for (int i = 0; i < v3.size(); ++i)
+            assert(is_about(v3[i], a3[i], 10));
+    }
+}
diff --git a/libcxx/test/numerics/numarray/valarray.nonmembers/valarray.transcend/sqrt_valarray.pass.cpp b/libcxx/test/numerics/numarray/valarray.nonmembers/valarray.transcend/sqrt_valarray.pass.cpp
new file mode 100644
index 00000000000..97fe6d21ed9
--- /dev/null
+++ b/libcxx/test/numerics/numarray/valarray.nonmembers/valarray.transcend/sqrt_valarray.pass.cpp
@@ -0,0 +1,51 @@
+//===----------------------------------------------------------------------===//
+//
+// ΚΚΚΚΚΚΚΚΚΚΚΚΚΚΚΚΚΚΚΚThe LLVM Compiler Infrastructure
+//
+// This file is distributed under the University of Illinois Open Source
+// License. See LICENSE.TXT for details.
+//
+//===----------------------------------------------------------------------===//
+
+// <valarray>
+
+// template<class T> class valarray;
+
+// template<class T>
+//   valarray<T>
+//   sqrt(const valarray<T>& x);
+
+#include <valarray>
+#include <cassert>
+#include <sstream>
+
+bool is_about(double x, double y, int p)
+{
+    std::ostringstream o;
+    o.precision(p);
+    scientific(o);
+    o << x;
+    std::string a = o.str();
+    o.str("");
+    o << y;
+    return a == o.str();
+}
+
+int main()
+{
+    {
+        typedef double T;
+        T a1[] = {.5, .75, 1, 3, 7};
+        T a3[] = {7.0710678118654757e-01,
+                  8.6602540378443860e-01,
+                  1.0000000000000000e+00,
+                  1.7320508075688772e+00,
+                  2.6457513110645907e+00};
+        const unsigned N = sizeof(a1)/sizeof(a1[0]);
+        std::valarray<T> v1(a1, N);
+        std::valarray<T> v3 = sqrt(v1);
+        assert(v3.size() == v1.size());
+        for (int i = 0; i < v3.size(); ++i)
+            assert(is_about(v3[i], a3[i], 10));
+    }
+}
diff --git a/libcxx/test/numerics/numarray/valarray.nonmembers/valarray.transcend/tan_valarray.pass.cpp b/libcxx/test/numerics/numarray/valarray.nonmembers/valarray.transcend/tan_valarray.pass.cpp
new file mode 100644
index 00000000000..d1fdb7a5ee6
--- /dev/null
+++ b/libcxx/test/numerics/numarray/valarray.nonmembers/valarray.transcend/tan_valarray.pass.cpp
@@ -0,0 +1,51 @@
+//===----------------------------------------------------------------------===//
+//
+// ΚΚΚΚΚΚΚΚΚΚΚΚΚΚΚΚΚΚΚΚThe LLVM Compiler Infrastructure
+//
+// This file is distributed under the University of Illinois Open Source
+// License. See LICENSE.TXT for details.
+//
+//===----------------------------------------------------------------------===//
+
+// <valarray>
+
+// template<class T> class valarray;
+
+// template<class T>
+//   valarray<T>
+//   tan(const valarray<T>& x);
+
+#include <valarray>
+#include <cassert>
+#include <sstream>
+
+bool is_about(double x, double y, int p)
+{
+    std::ostringstream o;
+    o.precision(p);
+    scientific(o);
+    o << x;
+    std::string a = o.str();
+    o.str("");
+    o << y;
+    return a == o.str();
+}
+
+int main()
+{
+    {
+        typedef double T;
+        T a1[] = {-.9, -.5, 0., .5, .75};
+        T a3[] = {-1.2601582175503390e+00,
+                  -5.4630248984379048e-01,
+                   0.0000000000000000e+00,
+                   5.4630248984379048e-01,
+                   9.3159645994407259e-01};
+        const unsigned N = sizeof(a1)/sizeof(a1[0]);
+        std::valarray<T> v1(a1, N);
+        std::valarray<T> v3 = tan(v1);
+        assert(v3.size() == v1.size());
+        for (int i = 0; i < v3.size(); ++i)
+            assert(is_about(v3[i], a3[i], 10));
+    }
+}
diff --git a/libcxx/test/numerics/numarray/valarray.nonmembers/valarray.transcend/tanh_valarray.pass.cpp b/libcxx/test/numerics/numarray/valarray.nonmembers/valarray.transcend/tanh_valarray.pass.cpp
new file mode 100644
index 00000000000..03e5d51e1b4
--- /dev/null
+++ b/libcxx/test/numerics/numarray/valarray.nonmembers/valarray.transcend/tanh_valarray.pass.cpp
@@ -0,0 +1,51 @@
+//===----------------------------------------------------------------------===//
+//
+// ΚΚΚΚΚΚΚΚΚΚΚΚΚΚΚΚΚΚΚΚThe LLVM Compiler Infrastructure
+//
+// This file is distributed under the University of Illinois Open Source
+// License. See LICENSE.TXT for details.
+//
+//===----------------------------------------------------------------------===//
+
+// <valarray>
+
+// template<class T> class valarray;
+
+// template<class T>
+//   valarray<T>
+//   tanh(const valarray<T>& x);
+
+#include <valarray>
+#include <cassert>
+#include <sstream>
+
+bool is_about(double x, double y, int p)
+{
+    std::ostringstream o;
+    o.precision(p);
+    scientific(o);
+    o << x;
+    std::string a = o.str();
+    o.str("");
+    o << y;
+    return a == o.str();
+}
+
+int main()
+{
+    {
+        typedef double T;
+        T a1[] = {-.9, -.5, 0., .5, .75};
+        T a3[] = {-7.1629787019902447e-01,
+                  -4.6211715726000974e-01,
+                   0.0000000000000000e+00,
+                   4.6211715726000974e-01,
+                   6.3514895238728730e-01};
+        const unsigned N = sizeof(a1)/sizeof(a1[0]);
+        std::valarray<T> v1(a1, N);
+        std::valarray<T> v3 = tanh(v1);
+        assert(v3.size() == v1.size());
+        for (int i = 0; i < v3.size(); ++i)
+            assert(is_about(v3[i], a3[i], 10));
+    }
+}