1 /*
   2  * Copyright (c) 2017, Oracle and/or its affiliates. All rights reserved.
   3  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
   4  *
   5  * This code is free software; you can redistribute it and/or modify it
   6  * under the terms of the GNU General Public License version 2 only, as
   7  * published by the Free Software Foundation.
   8  *
   9  * This code is distributed in the hope that it will be useful, but WITHOUT
  10  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
  11  * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
  12  * version 2 for more details (a copy is included in the LICENSE file that
  13  * accompanied this code).
  14  *
  15  * You should have received a copy of the GNU General Public License version
  16  * 2 along with this work; if not, write to the Free Software Foundation,
  17  * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
  18  *
  19  * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
  20  * or visit www.oracle.com if you need additional information or have any
  21  * questions.
  22  *
  23  */
  24 
  25 #include "precompiled.hpp"
  26 #include "memory/allocation.hpp"
  27 #include "metaprogramming/isSame.hpp"
  28 #include "metaprogramming/isSigned.hpp"
  29 #include "utilities/debug.hpp"
  30 
  31 class IsSignedTest: AllStatic {
  32   template <typename SignedType, typename UnsignedType>
  33   class TestIntegers: AllStatic {
  34     static const bool _signed_type_is_signed = IsSigned<SignedType>::value;
  35     STATIC_ASSERT(_signed_type_is_signed);
  36     static const bool _unsigned_type_is_unsigned = !IsSigned<UnsignedType>::value;
  37     STATIC_ASSERT(_unsigned_type_is_unsigned);
  38 
  39     static const bool _cvsigned_type_is_signed = IsSigned<const volatile SignedType>::value;
  40     STATIC_ASSERT(_signed_type_is_signed);
  41     static const bool _cvunsigned_type_is_unsigned = !IsSigned<const volatile UnsignedType>::value;
  42     STATIC_ASSERT(_unsigned_type_is_unsigned);
  43   };
  44 
  45   const TestIntegers<int8_t,  uint8_t>  TestByte;
  46   const TestIntegers<int16_t, uint16_t> TestShort;
  47   const TestIntegers<int32_t, uint32_t> TestInt;
  48   const TestIntegers<int64_t, uint64_t> TestLong;
  49 };