51 lines
1.4 KiB
C++
51 lines
1.4 KiB
C++
// 2003-06-25 Paolo Carlini <pcarlini@unitus.it>
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// Copyright (C) 2003 Free Software Foundation, Inc.
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//
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// This file is part of the GNU ISO C++ Library. This library is free
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// software; you can redistribute it and/or modify it under the
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// terms of the GNU General Public License as published by the
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// Free Software Foundation; either version 2, or (at your option)
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// any later version.
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// This library is distributed in the hope that it will be useful,
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// but WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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// GNU General Public License for more details.
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// You should have received a copy of the GNU General Public License along
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// with this library; see the file COPYING. If not, write to the Free
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// Software Foundation, 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301,
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// USA.
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// 27.8.1.4 Overridden virtual functions
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// { dg-require-fileio "" }
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#include <fstream>
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#include <testsuite_hooks.h>
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void test01()
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{
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bool test __attribute__((unused)) = true;
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using namespace std;
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filebuf fb_out, fb_in_out;
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fb_out.open("tmp_underflow.tst", ios::out);
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fb_out.sputc('S');
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fb_out.sputc('T');
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fb_out.close();
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fb_in_out.open("tmp_underflow.tst", ios::in | ios::out);
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while (fb_in_out.sbumpc() != filebuf::traits_type::eof());
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VERIFY( fb_in_out.sputc('x') == 'x' );
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fb_in_out.close();
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}
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int main()
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{
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test01();
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}
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