1 files changed, 43 insertions, 0 deletions
diff --git a/libcxx/test/std/utilities/meta/meta.trans/meta.trans.cv/add_volatile.pass.cpp b/libcxx/test/std/utilities/meta/meta.trans/meta.trans.cv/add_volatile.pass.cpp
new file mode 100644
index 00000000000..7a12c44a2c6
--- /dev/null
+++ b/libcxx/test/std/utilities/meta/meta.trans/meta.trans.cv/add_volatile.pass.cpp
@@ -0,0 +1,43 @@
+//===----------------------------------------------------------------------===//
+//
+//                     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.
+//
+//===----------------------------------------------------------------------===//
+
+// type_traits
+
+// add_volatile
+
+#include <type_traits>
+
+template <class T, class U>
+void test_add_volatile_imp()
+{
+    static_assert((std::is_same<typename std::add_volatile<T>::type, volatile U>::value), "");
+#if _LIBCPP_STD_VER > 11
+    static_assert((std::is_same<std::add_volatile_t<T>, U>::value), "");
+#endif
+}
+
+template <class T>
+void test_add_volatile()
+{
+    test_add_volatile_imp<T, volatile T>();
+    test_add_volatile_imp<const T, const volatile T>();
+    test_add_volatile_imp<volatile T, volatile T>();
+    test_add_volatile_imp<const volatile T, const volatile T>();
+}
+
+int main()
+{
+    test_add_volatile<void>();
+    test_add_volatile<int>();
+    test_add_volatile<int[3]>();
+    test_add_volatile<int&>();
+    test_add_volatile<const int&>();
+    test_add_volatile<int*>();
+    test_add_volatile<const int*>();
+}