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/*
* This program tests if a new thread's initial tls data
* is clean.
*
* David Xu <davidxu@freebsd.org>
*/
#include <stdio.h>
#include <pthread.h>
#include <stdlib.h>
#include <unistd.h>
int __thread n;
void
*f1(void *arg)
{
if (n != 0) {
printf("bug, n == %d \n", n);
exit(1);
}
n = 1;
return (0);
}
int
main(void)
{
pthread_t td;
int i;
for (i = 0; i < 1000; ++i) {
pthread_create(&td, NULL, f1, NULL);
pthread_join(td, NULL);
}
sleep(2);
for (i = 0; i < 1000; ++i) {
pthread_create(&td, NULL, f1, NULL);
pthread_join(td, NULL);
}
return (0);
}
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