1 files changed, 28 insertions, 0 deletions
diff --git a/libcxx/test/std/numerics/numarray/template.valarray/valarray.members/sum.pass.cpp b/libcxx/test/std/numerics/numarray/template.valarray/valarray.members/sum.pass.cpp
new file mode 100644
index 00000000000..189f03d25cf
--- /dev/null
+++ b/libcxx/test/std/numerics/numarray/template.valarray/valarray.members/sum.pass.cpp
@@ -0,0 +1,28 @@
+//===----------------------------------------------------------------------===//
+//
+//                     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.
+//
+//===----------------------------------------------------------------------===//
+
+// <valarray>
+
+// template<class T> class valarray;
+
+// value_type sum() const;
+
+#include <valarray>
+#include <cassert>
+
+int main()
+{
+    {
+        typedef double T;
+        T a1[] = {1.5, 2.5, 3, 4, 5.5};
+        const unsigned N1 = sizeof(a1)/sizeof(a1[0]);
+        std::valarray<T> v1(a1, N1);
+        assert(v1.sum() == 16.5);
+    }
+}