// Copyright (C) 2003, 2009 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 3, 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 COPYING3. If not see // . // 27.8.1.4 Overridden virtual functions #include #include const char name[] = "tmp_12232"; // libstdc++/12232 void test01() { using namespace std; bool test __attribute__((unused)) = true; filebuf fbout; fbout.open(name, ios_base::out); fbout.sputn("abc", 3); streampos p1 = fbout.pubseekoff(0, ios_base::cur, ios_base::in); VERIFY( p1 != streampos(-1) ); fbout.sputn("de", 2); streampos p2 = fbout.pubseekpos(p1, ios_base::openmode()); VERIFY( p2 != streampos(-1) ); fbout.sputn("34", 2); streampos p3 = fbout.pubseekoff(0, ios_base::beg, ios_base::ate); VERIFY( p3 != streampos(-1) ); fbout.sputn("012", 3); fbout.close(); filebuf fbin; fbin.open(name, ios_base::in); streampos p4 = fbin.pubseekoff(0, ios_base::beg, ios_base::ate); VERIFY( p4 != streampos(-1) ); VERIFY( fbin.sgetc() == '0' ); streampos p5 = fbin.pubseekoff(-1, ios_base::end, ios_base::out); VERIFY( p5 != streampos(-1) ); VERIFY( fbin.sbumpc() == '4' ); streampos p6 = fbin.pubseekpos(p4, ios_base::binary); VERIFY( p6 != streampos(-1) ); VERIFY( fbin.sbumpc() == '0' ); fbin.close(); } int main() { void test01(); return 0; }