bool ThreadObj::is_alive() {
Thread::Raw t = thread();
if (TraceThreadEvents) {
TTY_TRACE_CR(("ThreadObj 0x%x has Thread 0x%x, status %s",
obj(), t.obj(), is_terminated() ? "TERMINATED" : "ALIVE"));
}
return !t().is_null() && !is_stillborn() && !is_terminated();
}