1 /* Test we don't segfault on invalid UTF-8 sequence.
2    Copyright (C) 2004-2022 Free Software Foundation, Inc.
3    This file is part of the GNU C Library.
4 
5    The GNU C Library is free software; you can redistribute it and/or
6    modify it under the terms of the GNU Lesser General Public
7    License as published by the Free Software Foundation; either
8    version 2.1 of the License, or (at your option) any later version.
9 
10    The GNU C 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 GNU
13    Lesser General Public License for more details.
14 
15    You should have received a copy of the GNU Lesser General Public
16    License along with the GNU C Library; if not, see
17    <https://www.gnu.org/licenses/>.  */
18 
19 #include <locale.h>
20 #include <regex.h>
21 #include <string.h>
22 
23 int
main(void)24 main (void)
25 {
26   regex_t r;
27 
28   memset (&r, 0, sizeof (r));
29   setlocale (LC_ALL, "de_DE.UTF-8");
30   regcomp (&r, "[-a-z_0-9.]+@[-a-z_0-9.]+", REG_EXTENDED | REG_ICASE);
31   regexec (&r, "\xe7\xb7\x95\xe7\x97", 0, NULL, 0);
32   return 0;
33 }
34