// 2003-06-02 Paolo Carlini <pcarlini@unitus.it> // Copyright (C) 2003 Free Software Foundation, Inc. // // This file is part of the GNU ISO C++ Library. This library is free // software; you can redistribute it and/or modify it under the // terms of the GNU General Public License as published by the // Free Software Foundation; either version 2, or (at your option) // any later version. // This library is distributed in the hope that it will be useful, // but WITHOUT ANY WARRANTY; without even the implied warranty of // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the // GNU General Public License for more details. // You should have received a copy of the GNU General Public License along // with this library; see the file COPYING. If not, write to the Free // Software Foundation, 59 Temple Place - Suite 330, Boston, MA 02111-1307, // USA. // 27.8.1.4 Overridden virtual functions #include <fstream> #include <testsuite_hooks.h> const char name_01[] = "filebuf_virtuals-1.txt"; // file with data in it // libstdc++/9761 void test01() { using namespace std; bool test __attribute__((unused)) = true; filebuf fbuf; filebuf::int_type r1, r2; fbuf.open(name_01, ios_base::in); fbuf.sbumpc(); fbuf.sbumpc(); r1 = fbuf.sputbackc('a'); r2 = fbuf.sputbackc('b'); fbuf.close(); VERIFY( r1 != filebuf::traits_type::eof() ); VERIFY( r2 == filebuf::traits_type::eof() ); } int main() { test01(); return 0; }