microblaze: 64b atomic operations are not supported.
[glibc.git] / malloc / tst-mallocstate.c
blob539539ed039d62535db2e07adc6521056243e0b6
1 /* Copyright (C) 2001-2014 Free Software Foundation, Inc.
2 This file is part of the GNU C Library.
3 Contributed by Wolfram Gloger <wg@malloc.de>, 2001.
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.
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.
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 <http://www.gnu.org/licenses/>. */
19 #include <errno.h>
20 #include <stdio.h>
21 #include "malloc.h"
23 static int errors = 0;
25 static void
26 merror (const char *msg)
28 ++errors;
29 printf ("Error: %s\n", msg);
32 static int
33 do_test (void)
35 void *p1, *p2;
36 void *save_state;
37 long i;
39 errno = 0;
41 p1 = malloc (10);
42 if (p1 == NULL)
43 merror ("malloc (10) failed.");
45 p2 = malloc (20);
46 if (p2 == NULL)
47 merror ("malloc (20) failed.");
49 free (malloc (10));
51 for (i = 0; i < 100; ++i)
53 save_state = malloc_get_state ();
54 if (save_state == NULL)
56 merror ("malloc_get_state () failed.");
57 break;
59 /*free (malloc (10)); This could change the top chunk! */
60 malloc_set_state (save_state);
61 p1 = realloc (p1, i * 4 + 4);
62 if (p1 == NULL)
63 merror ("realloc (i*4) failed.");
64 free (save_state);
67 p1 = realloc (p1, 40);
68 free (p2);
69 p2 = malloc (10);
70 if (p2 == NULL)
71 merror ("malloc (10) failed.");
72 free (p1);
74 return errors != 0;
78 * Local variables:
79 * c-basic-offset: 2
80 * End:
83 #define TEST_FUNCTION do_test ()
84 #include "../test-skeleton.c"