1// Copyright (C) 2004 Free Software Foundation
2//
3// This file is part of the GNU ISO C++ Library.  This library is free
4// software; you can redistribute it and/or modify it under the
5// terms of the GNU General Public License as published by the
6// Free Software Foundation; either version 2, or (at your option)
7// any later version.
8
9// This library is distributed in the hope that it will be useful,
10// but WITHOUT ANY WARRANTY; without even the implied warranty of
11// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
12// GNU General Public License for more details.
13
14// You should have received a copy of the GNU General Public License along
15// with this library; see the file COPYING.  If not, write to the Free
16// Software Foundation, 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301,
17// USA.
18
19// 27.6.1.3 unformatted input functions
20
21#include <istream>
22#include <streambuf>
23#include <testsuite_hooks.h>
24
25// libstdc++/8258
26class mybuf : public std::basic_streambuf<wchar_t>
27{ };
28
29void test11()
30{
31  bool test __attribute__((unused)) = true;
32  using namespace std;
33  wchar_t arr[10];
34  mybuf sbuf;
35  basic_istream<wchar_t, char_traits<wchar_t> > istr(&sbuf);
36
37  VERIFY( istr.rdstate() == ios_base::goodbit );
38  VERIFY( istr.readsome(arr, 10) == 0 );
39  VERIFY( istr.rdstate() == ios_base::goodbit );
40}
41
42int
43main()
44{
45  test11();
46  return 0;
47}
48