1// { dg-do compile }
2// 2001-02-11 gdr
3// Origin: Craig Rodrigues <rodrigc@mediaone.net>
4
5// Copyright (C) 2001, 2003, 2007, 2009 Free Software Foundation, Inc.
6//
7// This file is part of the GNU ISO C++ Library.  This library is free
8// software; you can redistribute it and/or modify it under the
9// terms of the GNU General Public License as published by the
10// Free Software Foundation; either version 3, or (at your option)
11// any later version.
12
13// This library is distributed in the hope that it will be useful,
14// but WITHOUT ANY WARRANTY; without even the implied warranty of
15// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
16// GNU General Public License for more details.
17
18// You should have received a copy of the GNU General Public License along
19// with this library; see the file COPYING3.  If not see
20// <http://www.gnu.org/licenses/>.
21
22// 21.1.2: char_traits typedefs
23
24#include <string>
25
26int main()
27{
28  // Check for required typedefs.
29  typedef std::char_traits<char> test_type;
30  typedef test_type::char_type char_type;
31  typedef test_type::int_type int_type;
32  typedef test_type::off_type off_type;
33  typedef test_type::pos_type pos_type;
34  typedef test_type::state_type state_type;
35
36  // 21.1.3: char_traits<char>::int_type == int
37  test_type::int_type* p = 0;
38  int* q __attribute__((unused)) = p;
39
40  return 0;
41}
42