joinable程序崩溃

回答: 当一个线程处于joinable状态时，如果在该线程被析构之前没有调用join()或detach()函数，会导致程序崩溃。\[2\]在你提供的代码中，当程序退出时，线程t在调用join()之前被析构，因此导致了程序的崩溃。为了解决这个问题，你可以在程序退出之前调用join()函数，确保线程t正常结束。\[2\]另外，你还可以在析构函数中添加判断，如果线程处于joinable状态，则调用join()函数，以确保线程的正常结束。\[3\]
#### 引用[.reference_title]
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