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1 | // 2001-05-21 Benjamin Kosnik <bkoz@redhat.com> |
2 | ||
3 | // Copyright (C) 2001, 2002, 2003, 2004 Free Software Foundation, Inc. | |
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 | |
8 | // Free Software Foundation; either version 2, or (at your option) | |
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 | |
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, | |
19 | // USA. | |
20 | ||
21 | // 27.8.1.4 Overridden virtual functions | |
22 | ||
23 | #include <streambuf> | |
24 | #include <locale> | |
25 | #include <cwchar> | |
26 | #include <testsuite_hooks.h> | |
27 | ||
28 | class MyTraits : public std::char_traits<wchar_t> | |
29 | { | |
30 | public: | |
31 | static bool eq(wchar_t c1, wchar_t c2) | |
32 | { | |
33 | bool test __attribute__((unused)) = true; | |
34 | VERIFY( c1 != L'X' ); | |
35 | VERIFY( c2 != L'X' ); | |
36 | return std::char_traits<wchar_t>::eq(c1, c2); | |
37 | } | |
38 | }; | |
39 | ||
40 | class MyBuf : public std::basic_streambuf<wchar_t, MyTraits> | |
41 | { | |
42 | wchar_t buffer[8]; | |
43 | ||
44 | public: | |
45 | MyBuf() | |
46 | { | |
47 | std::wmemset(buffer, L'X', sizeof(buffer) / sizeof(buffer[0])); | |
48 | std::wmemset(buffer + 2, L'f', 4); | |
49 | setg(buffer + 2, buffer + 2, buffer + 6); | |
50 | } | |
51 | }; | |
52 | ||
53 | // libstdc++/9538 | |
54 | void test08() | |
55 | { | |
56 | bool test __attribute__((unused)) = true; | |
57 | ||
58 | MyBuf mb; | |
59 | mb.sputbackc(L'a'); | |
60 | } | |
61 | ||
62 | int main() | |
63 | { | |
64 | test08(); | |
65 | return 0; | |
66 | } |