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// Copyright (C) 2007, 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 <cctype>
#include <locale>
#include <testsuite_hooks.h>
class Mycvtcc
: public std::codecvt<char, char, std::mbstate_t>
{
protected:
virtual result
do_in(state_type&,
const extern_type* from, const extern_type* from_end,
const extern_type*& from_next,
intern_type* to, intern_type* to_limit,
intern_type*& to_next) const
{
from_next = from, to_next = to;
if (from_next == from_end || to_next == to_limit)
return partial;
if (std::islower(*from_next))
*to_next = std::toupper(*from_next);
else
*to_next = *from_next;
++from_next, ++to_next;
return ok;
}
virtual bool
do_always_noconv() const throw()
{ return false; }
};
// See Novell Bug 255122
void test01()
{
bool test __attribute__((unused)) = true;
using namespace std;
const char* name = "tmp_underflow_3.tst";
filebuf fbuf, fbufx;
fbuf.open(name, ios_base::out | ios_base::trunc);
VERIFY( fbuf.sputc('a') == 'a' );
VERIFY( fbuf.sputc('b') == 'b' );
VERIFY( fbuf.sputc('\n') == '\n' );
fbuf.close();
fbufx.pubimbue(locale(locale::classic(), new Mycvtcc));
fbufx.open(name, ios_base::in);
VERIFY( fbufx.sbumpc() == 'A' );
VERIFY( fbufx.sbumpc() == 'B' );
VERIFY( fbufx.sbumpc() == '\n' );
VERIFY( fbufx.sbumpc() == filebuf::traits_type::eof() );
fbufx.close();
}
int main()
{
test01();
return 0;
}
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