1 /*
2  * Copyright (c) 2018 Otto Moerbeek <otto@drijf.net>
3  *
4  * Permission to use, copy, modify, and distribute this software for any
5  * purpose with or without fee is hereby granted, provided that the above
6  * copyright notice and this permission notice appear in all copies.
7  *
8  * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
9  * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
10  * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
11  * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
12  * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
13  * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
14  * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
15  */
16 
17 #include <err.h>
18 #include <stdio.h>
19 #include <stdlib.h>
20 #include <pthread.h>
21 
22 pthread_cond_t cond;
23 pthread_mutex_t mutex;
24 
25 void *p;
26 
27 void *m(void *arg)
28 {
29 	p = malloc(100000);
30 	if (p == NULL)
31 		err(1, NULL);
32 	return NULL;
33 }
34 
35 void *f(void *arg)
36 {
37 	free(p);
38 	free(p);
39 	return NULL;
40 }
41 
42 int
43 main(void)
44 {
45 	pthread_t t1, t2;
46 
47 	printf("This test is supposed to print a malloc error and create a core dump\n");
48 
49 	if (pthread_create(&t1, NULL, m, NULL))
50 		err(1, "pthread_create");
51 	pthread_join(t1, NULL);
52 
53 	if (pthread_create(&t2, NULL, f, NULL))
54 		err(1, "pthread_create");
55 	pthread_join(t2, NULL);
56 
57 	return 0;
58 }
59