diff -r 4ebc2e2fb97c -r 71c04702a3d5 test/hotspot/gtest/metaprogramming/test_isSigned.cpp
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/test/hotspot/gtest/metaprogramming/test_isSigned.cpp	Tue Sep 12 19:03:39 2017 +0200
@@ -0,0 +1,49 @@
+/*
+ * Copyright (c) 2017, Oracle and/or its affiliates. All rights reserved.
+ * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
+ *
+ * This code is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License version 2 only, as
+ * published by the Free Software Foundation.
+ *
+ * This code is distributed in the hope that it will be useful, but WITHOUT
+ * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
+ * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
+ * version 2 for more details (a copy is included in the LICENSE file that
+ * accompanied this code).
+ *
+ * You should have received a copy of the GNU General Public License version
+ * 2 along with this work; if not, write to the Free Software Foundation,
+ * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
+ *
+ * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
+ * or visit www.oracle.com if you need additional information or have any
+ * questions.
+ *
+ */
+
+#include "precompiled.hpp"
+#include "memory/allocation.hpp"
+#include "metaprogramming/isSame.hpp"
+#include "metaprogramming/isSigned.hpp"
+#include "utilities/debug.hpp"
+
+class IsSignedTest: AllStatic {
+  template <typename SignedType, typename UnsignedType>
+  class TestIntegers: AllStatic {
+    static const bool _signed_type_is_signed = IsSigned<SignedType>::value;
+    STATIC_ASSERT(_signed_type_is_signed);
+    static const bool _unsigned_type_is_unsigned = !IsSigned<UnsignedType>::value;
+    STATIC_ASSERT(_unsigned_type_is_unsigned);
+
+    static const bool _cvsigned_type_is_signed = IsSigned<const volatile SignedType>::value;
+    STATIC_ASSERT(_signed_type_is_signed);
+    static const bool _cvunsigned_type_is_unsigned = !IsSigned<const volatile UnsignedType>::value;
+    STATIC_ASSERT(_unsigned_type_is_unsigned);
+  };
+
+  const TestIntegers<int8_t,  uint8_t>  TestByte;
+  const TestIntegers<int16_t, uint16_t> TestShort;
+  const TestIntegers<int32_t, uint32_t> TestInt;
+  const TestIntegers<int64_t, uint64_t> TestLong;
+};