1// -*- C++ -*-
2
3// Copyright (C) 2006-2015 Free Software Foundation, Inc.
4//
5// This file is part of the GNU ISO C++ Library.  This library is free
6// software; you can redistribute it and/or modify it under the
7// terms of the GNU General Public License as published by the
8// Free Software Foundation; either version 3, or (at your option)
9// any later version.
10//
11// This library is distributed in the hope that it will be useful,
12// but WITHOUT ANY WARRANTY; without even the implied warranty of
13// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
14// GNU General Public License for more details.
15//
16// You should have received a copy of the GNU General Public License along
17// with this library; see the file COPYING3.  If not see
18// <http://www.gnu.org/licenses/>.
19
20#include <ext/type_traits.h>
21#include <tr1/type_traits>
22#include <testsuite_hooks.h>
23
24template<typename T>
25  void
26  check_add_unsigned()
27  {
28    bool test __attribute__((unused)) = true;
29    typedef typename __gnu_cxx::__add_unsigned<T>::__type unsigned_type;
30    VERIFY( std::tr1::is_unsigned<unsigned_type>::value );
31  }
32
33int main()
34{
35  check_add_unsigned<char>();
36  check_add_unsigned<unsigned char>();
37  check_add_unsigned<signed char>();
38  check_add_unsigned<int>();
39  check_add_unsigned<unsigned int>();
40  check_add_unsigned<signed int>();
41  check_add_unsigned<long>();
42  check_add_unsigned<unsigned long>();
43  check_add_unsigned<signed long>();
44  check_add_unsigned<long long>();
45  check_add_unsigned<unsigned long long>();
46  check_add_unsigned<signed long long>();
47  return 0;
48}
49