1/* Test for memory leaks in regcomp.
2 Copyright (C) 2003-2022 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 <mcheck.h>
20#include <regex.h>
21#include <stdio.h>
22
23int main (void)
24{
25 regex_t re;
26 int i;
27 int ret = 0;
28
29 mtrace ();
30
31 for (i = 0; i < 32; ++i)
32 {
33 if (regcomp (preg: &re, pattern: "X-.+:.+Y=\".*\\.(A|B|C|D|E|F|G|H|I",
34 REG_EXTENDED | REG_ICASE) == 0)
35 {
36 puts (s: "regcomp unexpectedly succeeded");
37 ret = 1;
38 }
39 else
40 regfree (preg: &re);
41 }
42 return ret;
43}
44

source code of glibc/posix/bug-regex21.c