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1 | /* Ensure that malloc_usable_size returns the request size with |
2 | MALLOC_CHECK_ exported to a positive value. | |
3 | ||
d4697bc9 | 4 | Copyright (C) 2012-2014 Free Software Foundation, Inc. |
6ef9cc37 SP |
5 | This file is part of the GNU C Library. |
6 | ||
7 | The GNU C Library is free software; you can redistribute it and/or | |
8 | modify it under the terms of the GNU Lesser General Public | |
9 | License as published by the Free Software Foundation; either | |
10 | version 2.1 of the License, or (at your option) any later version. | |
11 | ||
12 | The GNU C Library is distributed in the hope that it will be useful, | |
13 | but WITHOUT ANY WARRANTY; without even the implied warranty of | |
14 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU | |
15 | Lesser General Public License for more details. | |
16 | ||
17 | You should have received a copy of the GNU Lesser General Public | |
18 | License along with the GNU C Library; if not, see | |
19 | <http://www.gnu.org/licenses/>. */ | |
20 | ||
21 | #include <malloc.h> | |
22 | #include <string.h> | |
23 | #include <stdio.h> | |
24 | ||
25 | static int | |
26 | do_test (void) | |
27 | { | |
28 | size_t usable_size; | |
29 | void *p = malloc (7); | |
30 | if (!p) | |
31 | { | |
32 | printf ("memory allocation failed\n"); | |
33 | return 1; | |
34 | } | |
35 | ||
36 | usable_size = malloc_usable_size (p); | |
37 | if (usable_size != 7) | |
38 | { | |
39 | printf ("malloc_usable_size: expected 7 but got %zu\n", usable_size); | |
40 | return 1; | |
41 | } | |
42 | ||
43 | memset (p, 0, usable_size); | |
44 | free (p); | |
45 | return 0; | |
46 | } | |
47 | ||
48 | #define TEST_FUNCTION do_test () | |
49 | #include "../test-skeleton.c" |