1// 2001-05-21 Benjamin Kosnik  <bkoz@redhat.com>
2
3// Copyright (C) 2001, 2002, 2003, 2004, 2009 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// 27.8.1.4 Overridden virtual functions
21
22#include <sstream>
23#include <testsuite_hooks.h>
24
25// libstdc++/9825
26// filebuf::sputbackc breaks sbumpc
27void test12()
28{
29  using namespace std;
30  bool test __attribute__((unused)) = true;
31
32  wstringbuf sbuf;
33  sbuf.sputn(L"crazy bees!", 11);
34  sbuf.pubseekoff(0, ios_base::beg);
35  sbuf.sbumpc();
36  sbuf.sputbackc(L'x');
37  stringbuf::int_type c = sbuf.sbumpc();
38  VERIFY( c == L'x' );
39  c = sbuf.sbumpc();
40  VERIFY( c == L'r' );
41  c = sbuf.sbumpc();
42  VERIFY( c == L'a' );
43}
44
45int main()
46{
47  test12();
48  return 0;
49}
50