1 files changed, 22 insertions, 0 deletions
diff --git a/libcxx/test/std/utilities/function.objects/func.require/unary_function.pass.cpp b/libcxx/test/std/utilities/function.objects/func.require/unary_function.pass.cpp
new file mode 100644
index 00000000000..f14b2d3a2ce
--- /dev/null
+++ b/libcxx/test/std/utilities/function.objects/func.require/unary_function.pass.cpp
@@ -0,0 +1,22 @@
+//===----------------------------------------------------------------------===//
+//
+//                     The LLVM Compiler Infrastructure
+//
+// This file is dual licensed under the MIT and the University of Illinois Open
+// Source Licenses. See LICENSE.TXT for details.
+//
+//===----------------------------------------------------------------------===//
+
+// <functional>
+
+// unary_function
+
+#include <functional>
+#include <type_traits>
+
+int main()
+{
+    typedef std::unary_function<int, bool> uf;
+    static_assert((std::is_same<uf::argument_type, int>::value), "");
+    static_assert((std::is_same<uf::result_type, bool>::value), "");
+}