12048-1.cc revision 1.1.1.1
1// Derived from libstdc++/12048 by LJR <ljrittle@acm.org> with 2// reminder from Petur Runolfsson <peturr02@ru.is>. 3 4// Copyright (C) 2003, 2004, 2005, 2006, 2007, 2008, 2009 5// Free Software Foundation, Inc. 6// 7// This file is part of the GNU ISO C++ Library. This library is free 8// software; you can redistribute it and/or modify it under the 9// terms of the GNU General Public License as published by the 10// Free Software Foundation; either version 3, or (at your option) 11// any later version. 12 13// This library is distributed in the hope that it will be useful, 14// but WITHOUT ANY WARRANTY; without even the implied warranty of 15// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 16// GNU General Public License for more details. 17 18// You should have received a copy of the GNU General Public License along 19// with this library; see the file COPYING3. If not see 20// <http://www.gnu.org/licenses/>. 21 22// { dg-require-fileio "" } 23 24#include <iostream> 25#include <cstdio> 26#include <testsuite_hooks.h> 27 28void 29test01() 30{ 31 std::freopen("cin_unget-1.txt", "r", stdin); 32 33 char c1; 34 char c2; 35 std::cin.get(c1); 36 std::cin.unget(); 37 std::cin.get(c2); 38 VERIFY( std::cin.good() ); 39 VERIFY( c1 == c2 ); 40} 41 42int main(void) 43{ 44 test01(); 45 return 0; 46} 47