test smoke

parser/common/thread_pool.cc

@@ -64,6 +64,7 @@ void ThreadPool::ThreadFunc(ThreadPool *const thread_pool) {
       if (thread_pool->is_stoped_ && thread_pool->tasks_.empty()) {
         return;
       }
+
       task = std::move(thread_pool->tasks_.front());
       thread_pool->tasks_.pop();
     }