#include <stdio.h>
#include <assert.h>
#include <unistd.h>
#include <pthread.h>


volatile int foo;


static void *loopy(void *arg)
{
    volatile int foo2;
    for (long i = 0; i < 125000000; i++)
    {
        foo++;
        for (int k = 0; k < 4; k++)
            foo2++;
    }
    printf("done\n");
    return 0;
}


int main(void)
{
    pthread_t th;

    for (int j = 0; j < 2; j++)
        pthread_create(&th, NULL, loopy, NULL);

    sleep(999);
}