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// 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.pubsetbuf(0, 0);
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;
}
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