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a2febbfb | 1 | // 2001-05-21 Benjamin Kosnik <bkoz@redhat.com> |
2 | ||
fbd26352 | 3 | // Copyright (C) 2001-2019 Free Software Foundation, Inc. |
a2febbfb | 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 | |
6bc9506f | 8 | // Free Software Foundation; either version 3, or (at your option) |
a2febbfb | 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 | |
6bc9506f | 17 | // with this library; see the file COPYING3. If not see |
18 | // <http://www.gnu.org/licenses/>. | |
a2febbfb | 19 | |
20 | // 27.7.1.3 Overridden virtual functions | |
21 | ||
b14642ed | 22 | // { dg-require-fileio "" } |
23 | ||
a2febbfb | 24 | #include <fstream> |
25 | #include <testsuite_hooks.h> | |
26 | ||
27 | void test02(std::filebuf& in, bool pass) | |
28 | { | |
a2febbfb | 29 | using namespace std; |
30 | typedef streambuf::pos_type pos_type; | |
31 | typedef streambuf::off_type off_type; | |
32 | pos_type bad = pos_type(off_type(-1)); | |
33 | pos_type p = 0; | |
34 | ||
35 | // seekoff | |
36 | p = in.pubseekoff(0, ios_base::beg, ios_base::in); | |
d085eae1 | 37 | VERIFY( pass == (p != bad) ); // See libstdc++/12232 |
a2febbfb | 38 | |
39 | p = in.pubseekoff(0, ios_base::beg, ios_base::out); | |
d085eae1 | 40 | VERIFY( pass == (p != bad) ); |
a2febbfb | 41 | |
42 | p = in.pubseekoff(0, ios_base::beg); | |
d085eae1 | 43 | VERIFY( pass == (p != bad) ); |
a2febbfb | 44 | } |
45 | ||
46 | const char name_01[] = "filebuf_virtuals-1.tst"; // file with data in it | |
47 | const char name_03[] = "filebuf_members-1.tst"; // empty file | |
48 | ||
49 | int main() | |
50 | { | |
51 | using namespace std; | |
52 | ||
3bc1684c | 53 | filebuf out1; |
54 | out1.open(name_01, ios_base::out); | |
55 | filebuf out2; | |
56 | filebuf out3; | |
57 | out3.open(name_03, ios_base::out); | |
58 | test02(out1, true); | |
59 | test02(out2, false); | |
60 | test02(out3, true); | |
a2febbfb | 61 | return 0; |
62 | } |