1// 2001-05-21 Benjamin Kosnik <bkoz@redhat.com> 2 3// Copyright (C) 2001, 2002, 2003, 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 stringbuf sbuf; 33 sbuf.sputn("crazy bees!", 11); 34 sbuf.pubseekoff(0, ios_base::beg); 35 sbuf.sbumpc(); 36 sbuf.sputbackc('x'); 37 stringbuf::int_type c = sbuf.sbumpc(); 38 VERIFY( c == 'x' ); 39 c = sbuf.sbumpc(); 40 VERIFY( c == 'r' ); 41 c = sbuf.sbumpc(); 42 VERIFY( c == 'a' ); 43} 44 45int main() 46{ 47 test12(); 48 return 0; 49} 50