| // 2003-06-10 Paolo Carlini <pcarlini@unitus.it> |
| |
| // 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 |
| // <http://www.gnu.org/licenses/>. |
| |
| // 27.8.1.4 Overridden virtual functions |
| |
| // { dg-require-fileio "" } |
| |
| #include <fstream> |
| #include <testsuite_hooks.h> |
| |
| const char name_08[] = "filebuf_virtuals-8.txt"; // empty file, need to create |
| |
| class OverBuf : public std::filebuf |
| { |
| public: |
| int_type pub_overflow(int_type c = traits_type::eof()) |
| { return std::filebuf::overflow(c); } |
| }; |
| |
| // According to 27.5.2.4.5 filebuf::overflow() returns not_eof(eof()). |
| void test01() |
| { |
| using namespace std; |
| bool test __attribute__((unused)) = true; |
| typedef OverBuf::traits_type traits_type; |
| |
| OverBuf fb; |
| fb.open(name_08, ios_base::out | ios_base::trunc); |
| |
| VERIFY( fb.pub_overflow() == traits_type::not_eof(traits_type::eof()) ); |
| fb.close(); |
| } |
| |
| int main() |
| { |
| test01(); |
| return 0; |
| } |