1 // { dg-do compile }
2 // 2001-04-30  Benjamin Kosnik  <bkoz@redhat.com>
3 
4 // Copyright (C) 2001-2020 Free Software Foundation, Inc.
5 //
6 // This file is part of the GNU ISO C++ Library.  This library is free
7 // software; you can redistribute it and/or modify it under the
8 // terms of the GNU General Public License as published by the
9 // Free Software Foundation; either version 3, or (at your option)
10 // any later version.
11 
12 // This library is distributed in the hope that it will be useful,
13 // but WITHOUT ANY WARRANTY; without even the implied warranty of
14 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
15 // GNU General Public License for more details.
16 
17 // You should have received a copy of the GNU General Public License along
18 // with this library; see the file COPYING3.  If not see
19 // <http://www.gnu.org/licenses/>.
20 
21 // 24.5.4 template class ostreambuf_iterator
22 
23 #include <sstream>
24 #include <iterator>
25 #include <testsuite_hooks.h>
26 
test01()27 void test01()
28 {
29   using namespace std;
30 
31   // Check for required base class.
32   typedef ostreambuf_iterator<char> test_iterator;
33   typedef iterator<output_iterator_tag, void, void, void, void> base_iterator;
34   ostringstream osstream("this tag");
35   test_iterator  r_it(osstream);
36   base_iterator* base __attribute__((unused)) = &r_it;
37 }
38