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git.ipfire.org Git - thirdparty/gcc.git/blob - libstdc++-v3/testsuite/27_io/basic_filebuf/overflow/char/2-unbuf.cc
1 // 2003-06-10 Paolo Carlini <pcarlini@unitus.it>
3 // Copyright (C) 2003 Free Software Foundation, Inc.
5 // This file is part of the GNU ISO C++ Library. This library is free
6 // software; you can redistribute it and/or modify it under the
7 // terms of the GNU General Public License as published by the
8 // Free Software Foundation; either version 2, or (at your option)
11 // This library is distributed in the hope that it will be useful,
12 // but WITHOUT ANY WARRANTY; without even the implied warranty of
13 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14 // GNU General Public License for more details.
16 // You should have received a copy of the GNU General Public License along
17 // with this library; see the file COPYING. If not, write to the Free
18 // Software Foundation, 59 Temple Place - Suite 330, Boston, MA 02111-1307,
21 // 27.8.1.4 Overridden virtual functions
24 #include <testsuite_hooks.h>
26 const char name_08
[] = "filebuf_virtuals-8.txt"; // empty file, need to create
28 class OverBuf
: public std::filebuf
31 int_type
pub_overflow(int_type c
= traits_type::eof())
32 { return std::filebuf::overflow(c
); }
35 // According to 27.5.2.4.5 filebuf::overflow() returns not_eof(eof()).
40 typedef OverBuf::traits_type traits_type
;
44 fb
.open(name_08
, ios_base::out
| ios_base::trunc
);
46 VERIFY( fb
.pub_overflow() == traits_type::not_eof(traits_type::eof()) );