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23cac885 | 1 | // 2001-05-21 Benjamin Kosnik <bkoz@redhat.com> |
53279c10 | 2 | |
83ffe9cd | 3 | // Copyright (C) 2001-2023 Free Software Foundation, Inc. |
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4 | // |
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 | |
748086b7 | 8 | // Free Software Foundation; either version 3, or (at your option) |
53279c10 JQ |
9 | // any later version. |
10 | ||
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. | |
15 | ||
16 | // You should have received a copy of the GNU General Public License along | |
748086b7 JJ |
17 | // with this library; see the file COPYING3. If not see |
18 | // <http://www.gnu.org/licenses/>. | |
53279c10 | 19 | |
23cac885 BK |
20 | // 27.8.1.4 Overridden virtual functions |
21 | ||
79711d26 SL |
22 | // { dg-require-fileio "" } |
23 | ||
23cac885 | 24 | #include <fstream> |
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25 | #include <testsuite_hooks.h> |
26 | ||
23cac885 | 27 | const char name_01[] = "filebuf_virtuals-1.txt"; // file with data in it |
53279c10 | 28 | |
23cac885 BK |
29 | // libstdc++/9439, libstdc++/9425 |
30 | // basic_filebuf<>::pbackfail calls basic_filebuf<>::seekoff, but | |
31 | // fails to check the return value | |
32 | void test09() | |
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33 | { |
34 | using namespace std; | |
53279c10 | 35 | |
23cac885 BK |
36 | filebuf fbuf; |
37 | fbuf.open(name_01, ios_base::in); | |
38 | filebuf::int_type r = fbuf.sputbackc('a'); | |
39 | fbuf.close(); | |
53279c10 | 40 | |
23cac885 | 41 | VERIFY( r == filebuf::traits_type::eof() ); |
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42 | } |
43 | ||
11f10e6b | 44 | int main() |
53279c10 | 45 | { |
23cac885 | 46 | test09(); |
53279c10 JQ |
47 | return 0; |
48 | } |