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

void * task(void * data)
{
 int * nb=(int *)data; int i;
 fprintf(stderr,"start 1\n");
 for(i=0;i<*nb;i++) { }
 fprintf(stderr,"end 1\n");
 return((void *)0);
}

int main(void)
{
 pthread_t th;
 int nb=100000000; int i;
 void * result;

 if(pthread_create(&th,(pthread_attr_t *)0,task,&nb))                              { fprintf(stderr,"Pb create()\n"); return(1); }

 fprintf(stderr,"start 2\n");
 for(i=nb/2;i<nb;i++) { }
 fprintf(stderr,"end 2\n");

 if(pthread_join(th,&result)) 
  { fprintf(stderr,"Pb join()\n"); return(1); }

 fprintf(stderr,"quit\n");

 return(0);
}