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1 | // { dg-options "-Wno-deprecated" } |
2 | // Copyright (C) 2003, 2004 Free Software Foundation, Inc. | |
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3 | // |
4 | // This file is part of the GNU ISO C++ Library. This library is free | |
5 | // software; you can redistribute it and/or modify it under the | |
6 | // terms of the GNU General Public License as published by the | |
7 | // Free Software Foundation; either version 2, or (at your option) | |
8 | // any later version. | |
9 | ||
10 | // This library is distributed in the hope that it will be useful, | |
11 | // but WITHOUT ANY WARRANTY; without even the implied warranty of | |
12 | // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
13 | // GNU General Public License for more details. | |
14 | ||
15 | // You should have received a copy of the GNU General Public License along | |
16 | // with this library; see the file COPYING. If not, write to the Free | |
83f51799 | 17 | // Software Foundation, 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, |
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18 | // USA. |
19 | ||
20 | #include <strstream> | |
21 | #include <testsuite_hooks.h> | |
22 | ||
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23 | class Buf : public std::strstreambuf |
24 | { | |
25 | public: | |
26 | Buf(const char* p, std::streamsize n) | |
27 | : std::strstreambuf(p, n) | |
28 | { } | |
29 | ||
30 | int_type pub_pbackfail(int_type c = traits_type::eof()) | |
31 | { | |
32 | return pbackfail(c); | |
33 | } | |
34 | }; | |
35 | ||
36 | // libstdc++/11460 | |
37 | void test01() | |
38 | { | |
39 | bool test __attribute__((unused)) = true; | |
40 | ||
41 | typedef std::strstreambuf::traits_type Traits; | |
42 | const char str[] = "a\xff"; | |
43 | ||
44 | Buf buf(str, 2); | |
45 | ||
46 | Traits::int_type a = Traits::to_int_type('a'); | |
47 | VERIFY( buf.sbumpc() == a ); | |
48 | VERIFY( buf.sungetc() == a ); | |
49 | VERIFY( buf.sbumpc() == a ); | |
50 | VERIFY( buf.sputbackc('a') == a ); | |
51 | VERIFY( buf.sbumpc() == a ); | |
52 | VERIFY( buf.pub_pbackfail() != Traits::eof() ); | |
53 | VERIFY( buf.sbumpc() == a ); | |
54 | VERIFY( buf.pub_pbackfail(a) == a ); | |
55 | buf.sbumpc(); | |
56 | ||
57 | Traits::int_type xff = Traits::to_int_type('\xff'); | |
58 | VERIFY( buf.sbumpc() == xff ); | |
59 | VERIFY( buf.sungetc() == xff ); | |
60 | VERIFY( buf.sbumpc() == xff ); | |
61 | VERIFY( buf.sputbackc('\xff') == xff ); | |
62 | VERIFY( buf.sbumpc() == xff ); | |
63 | VERIFY( buf.pub_pbackfail() != Traits::eof() ); | |
64 | VERIFY( buf.sbumpc() == xff ); | |
65 | VERIFY( buf.pub_pbackfail(xff) == xff ); | |
66 | } | |
67 | ||
68 | int main() | |
69 | { | |
70 | test01(); | |
71 | return 0; | |
72 | } |