update testcase for kernel.

git-svn-id: https://rt-thread.googlecode.com/svn/trunk@1849 bbd45198-f89e-11dd-88c7-29a3b14d5316

examples/kernel/tc_comm.c

@@ -67,6 +67,7 @@ void tc_thread_entry(void* parameter)
 		}
 	}
 
+	rt_kprintf("RT-Thread TestCase Running Done!\n");
 	/* detach tc semaphore */
 	rt_sem_detach(&_tc_sem);
 }