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()27void 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