1 files changed, 41 insertions, 0 deletions
diff --git a/libcxx/test/std/numerics/numarray/template.valarray/valarray.unary/not.pass.cpp b/libcxx/test/std/numerics/numarray/template.valarray/valarray.unary/not.pass.cpp
new file mode 100644
index 00000000000..0b792c68fb9
--- /dev/null
+++ b/libcxx/test/std/numerics/numarray/template.valarray/valarray.unary/not.pass.cpp
@@ -0,0 +1,41 @@
+//===----------------------------------------------------------------------===//
+//
+//                     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;
+
+// valarray<bool> operator!() const;
+
+#include <valarray>
+#include <cassert>
+
+int main()
+{
+    {
+        typedef int T;
+        T a[] = {1, 2, 3, 4, 5};
+        const unsigned N = sizeof(a)/sizeof(a[0]);
+        std::valarray<T> v(a, N);
+        std::valarray<bool> v2 = !v;
+        assert(v2.size() == v.size());
+        for (int i = 0; i < v2.size(); ++i)
+            assert(v2[i] == !v[i]);
+    }
+    {
+        typedef double T;
+        T a[] = {1, 2.5, 3, 4.25, 5};
+        const unsigned N = sizeof(a)/sizeof(a[0]);
+        std::valarray<T> v(a, N);
+        std::valarray<bool> v2 = !(v + v);
+        assert(v2.size() == v.size());
+        for (int i = 0; i < v2.size(); ++i)
+            assert(v2[i] == !2*v[i]);
+    }
+}