ttls2.c revision 292142 
1/* $FreeBSD: stable/10/tools/regression/tls/ttls2/ttls2.c 292142 2015-12-13 03:45:57Z ngie $ */
2
3#include <pthread.h>
4#include <stdio.h>
5#include <unistd.h>
6
7int __thread i;
8
9void *
10foo1(void *arg)
11{
12	printf("thread %p, &i = %p\n", pthread_self(), &i);
13	for (i = 0; i < 10; i++) {
14		printf("thread %p, i = %d\n", pthread_self(), i);
15		sleep(1);
16	}
17	return (NULL);
18}
19
20void *
21foo2(void *arg)
22{
23	printf("thread %p, &i = %p\n", pthread_self(), &i);
24	for (i = 10; i > 0; i--) {
25		printf("thread %p, i = %d\n", pthread_self(), i);
26		sleep(1);
27	}
28	return (NULL);
29}
30
31int
32main(int argc, char** argv)
33{
34	pthread_t t1, t2;
35
36	pthread_create(&t1, 0, foo1, 0);
37	pthread_create(&t2, 0, foo2, 0);
38	pthread_join(t1, 0);
39	pthread_join(t2, 0);
40
41	return (0);
42}
43