posix/bug-regex21.c

   1 /* Test for memory leaks in regcomp.
   2    Copyright (C) 2003-2019 Free Software Foundation, Inc.
   3    This file is part of the GNU C Library.
   4    Contributed by Jakub Jelinek <jakub@redhat.com>, 2003.
   5
   6    The GNU C Library is free software; you can redistribute it and/or
   7    modify it under the terms of the GNU Lesser General Public
   8    License as published by the Free Software Foundation; either
   9    version 2.1 of the License, or (at your option) any later version.
  10
  11    The GNU C 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 GNU
  14    Lesser General Public License for more details.
  15
  16    You should have received a copy of the GNU Lesser General Public
  17    License along with the GNU C Library; if not, see
  18    <http://www.gnu.org/licenses/>.  */
  19
  20 #include <mcheck.h>
  21 #include <regex.h>
  22 #include <stdio.h>
  23
  24 int main (void)
  25 {
  26   regex_t re;
  27   int i;
  28   int ret = 0;
  29
  30   mtrace ();
  31
  32   for (i = 0; i < 32; ++i)
  33     {
  34       if (regcomp (&re, "X-.+:.+Y=\".*\\.(A|B|C|D|E|F|G|H|I",
  35                    REG_EXTENDED | REG_ICASE) == 0)
  36         {
  37           puts ("regcomp unexpectedly succeeded");
  38           ret = 1;
  39         }
  40       else
  41         regfree (&re);
  42     }
  43   return ret;
  44 }