1// 2000-06-29 bkoz 2 3// Copyright (C) 2000, 2001, 2002, 2003, 2004, 2009 Free Software Foundation 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// 27.6.1.3 unformatted input functions 21// NB: ostream has a particular "seeks" category. Adopt this for istreams too. 22// @require@ %-*.tst %-*.txt 23// @diff@ %-*.tst %-*.txt 24 25#include <istream> 26#include <fstream> 27#include <testsuite_hooks.h> 28 29// fstreams 30void test04(void) 31{ 32 bool test __attribute__((unused)) = true; 33 std::istream::pos_type pos01, pos02; 34 const char str_lit01[] = "istream_seeks-1.txt"; 35 std::ifstream if01(str_lit01, std::ios_base::in | std::ios_base::out); 36 37 // libstdc++/6414 38 if01.seekg(0, std::ios_base::beg); 39 pos01 = if01.tellg(); 40 if01.peek(); 41 pos02 = if01.tellg(); 42 VERIFY( pos02 == pos01 ); 43} 44 45int main() 46{ 47 test04(); 48 return 0; 49} 50