1 /* Test of realloc function.
2 Copyright (C) 2010-2021 Free Software Foundation, Inc.
3
4 This program is free software: you can redistribute it and/or modify
5 it under the terms of the GNU General Public License as published by
6 the Free Software Foundation; either version 3 of the License, or
7 (at your option) any later version.
8
9 This program is distributed in the hope that it will be useful,
10 but WITHOUT ANY WARRANTY; without even the implied warranty of
11 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
12 GNU General Public License for more details.
13
14 You should have received a copy of the GNU General Public License
15 along with this program. If not, see <https://www.gnu.org/licenses/>. */
16
17 #include <config.h>
18
19 #include <stdlib.h>
20
21 int
main()22 main ()
23 {
24 /* Check that realloc (NULL, 0) is not a NULL pointer. */
25 char *p = realloc (NULL, 0);
26 if (p == NULL)
27 return 1;
28
29 free (p);
30 return 0;
31 }
32