1// 2001-05-21 Benjamin Kosnik  <bkoz@redhat.com>
2
3// Copyright (C) 2001, 2002, 2003, 2004 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 2, 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 COPYING.  If not, write to the Free
18// Software Foundation, 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301,
19// USA.
20
21// 27.8.1.4 Overridden virtual functions
22
23#include <sstream>
24#include <testsuite_hooks.h>
25
26// libstdc++/9825
27// filebuf::sputbackc breaks sbumpc
28void test12()
29{
30  using namespace std;
31  bool test __attribute__((unused)) = true;
32
33  wstringbuf sbuf;
34  sbuf.sputn(L"crazy bees!", 11);
35  sbuf.pubseekoff(0, ios_base::beg);
36  sbuf.sbumpc();
37  sbuf.sputbackc(L'x');
38  stringbuf::int_type c = sbuf.sbumpc();
39  VERIFY( c == L'x' );
40  c = sbuf.sbumpc();
41  VERIFY( c == L'r' );
42  c = sbuf.sbumpc();
43  VERIFY( c == L'a' );
44}
45
46int main()
47{
48  test12();
49  return 0;
50}
51