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42134429 | 1 | // 2003-05-01 Petur Runolfsson <peturr02@ru.is> |
dfc7d899 | 2 | |
748086b7 | 3 | // Copyright (C) 2003, 2009 Free Software Foundation |
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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) |
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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 | |
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17 | // with this library; see the file COPYING3. If not see |
18 | // <http://www.gnu.org/licenses/>. | |
dfc7d899 | 19 | |
0c20e4ec NS |
20 | // { dg-require-fileio "" } |
21 | ||
42134429 | 22 | #include <ext/stdio_sync_filebuf.h> |
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23 | #include <testsuite_hooks.h> |
24 | ||
42134429 BK |
25 | // libstdc++/12048 |
26 | void test04() | |
27 | { | |
28 | bool test __attribute__((unused)) = true; | |
29 | const char* name = "cin_unget-1.txt"; | |
30 | ||
31 | std::FILE* file = std::fopen(name, "r"); | |
32 | __gnu_cxx::stdio_sync_filebuf<char> sbuf(file); | |
33 | char buf[2]; | |
34 | VERIFY( sbuf.sgetn(buf, 2) == 2 ); | |
35 | int c2 = sbuf.sungetc(); | |
36 | VERIFY( c2 != EOF ); | |
37 | int c3 = sbuf.sbumpc(); | |
38 | VERIFY( c3 == std::char_traits<char>::to_int_type(buf[1]) ); | |
39 | ||
40 | std::fclose(file); | |
41 | } | |
dfc7d899 | 42 | |
42134429 | 43 | int main () |
dfc7d899 | 44 | { |
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45 | test04(); |
46 | return 0; | |
47 | } |