1// { dg-options "-std=gnu++11" }
2// { dg-do compile }
3
4// 2007-05-03  Benjamin Kosnik  <bkoz@redhat.com>
5//
6// Copyright (C) 2007-2015 Free Software Foundation, Inc.
7//
8// This file is part of the GNU ISO C++ Library.  This library is free
9// software; you can redistribute it and/or modify it under the
10// terms of the GNU General Public License as published by the
11// Free Software Foundation; either version 3, or (at your option)
12// any later version.
13//
14// This library is distributed in the hope that it will be useful,
15// but WITHOUT ANY WARRANTY; without even the implied warranty of
16// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
17// GNU General Public License for more details.
18//
19// You should have received a copy of the GNU General Public License along
20// with this library; see the file COPYING3.  If not see
21// <http://www.gnu.org/licenses/>.
22
23#include <type_traits>
24
25enum test_enum { first_selection };
26
27void test01()
28{
29  using std::make_unsigned;
30  using std::is_same;
31  using std::is_unsigned;
32  using std::is_volatile;
33
34  // Positive tests.
35  typedef make_unsigned<const unsigned int>::type  	test2_type;
36  static_assert(is_same<test2_type, const unsigned int>::value, "");
37
38  typedef make_unsigned<const signed int>::type  	test21c_type;
39  static_assert(is_same<test21c_type, const unsigned int>::value, "");
40
41  typedef make_unsigned<volatile signed int>::type  	test21v_type;
42  static_assert(is_same<test21v_type, volatile unsigned int>::value, "");
43
44  typedef make_unsigned<const volatile signed int>::type  	test21cv_type;
45  static_assert(is_same<test21cv_type,
46		const volatile unsigned int>::value, "");
47
48  typedef make_unsigned<const char>::type  	test22_type;
49  static_assert(is_same<test22_type, const unsigned char>::value, "");
50
51#ifdef _GLIBCXX_USE_WCHAR_T
52  typedef make_unsigned<volatile wchar_t>::type  	test23_type;
53  static_assert(is_unsigned<test23_type>::value
54                && is_volatile<test23_type>::value
55                && sizeof(test23_type) == sizeof(volatile wchar_t), "");
56#endif
57
58  // Chapter 48, chapter 20. Smallest rank such that new unsigned type
59  // same size.
60  typedef make_unsigned<test_enum>::type  	 test24_type;
61  static_assert(is_unsigned<test24_type>::value, "");
62  static_assert(sizeof(test24_type) == sizeof(test_enum), "");
63
64  // GNU Extensions.
65#ifdef _GLIBCXX_USE_INT128
66  typedef make_unsigned<unsigned __int128>::type test25_type;
67  static_assert(is_same<test25_type, unsigned __int128>::value, "");
68
69  typedef make_unsigned<__int128>::type  	 test26_type;
70  static_assert(is_same<test26_type, unsigned __int128>::value, "");
71#endif
72}
73