1/* This testcase is part of GDB, the GNU debugger.
2
3   Copyright 2009, 2011 Free Software Foundation, Inc.
4
5   This program is free software; you can redistribute it and/or modify
6   it under the terms of the GNU General Public License as published by
7   the Free Software Foundation; either version 3 of the License, or
8   (at your option) any later version.
9
10   This program 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
16   along with this program.  If not, see <http://www.gnu.org/licenses/>.  */
17
18#include <stdlib.h>
19
20int main()
21{
22  void *p;
23
24  p = malloc (1);
25  if (p == NULL)
26    return 1;
27  free (p);
28  free (p);	/* double-free */
29  return 0;
30}
31