using unique_ptr to avoid run-time cost#75
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delve-wang wants to merge 1 commit intoparallel101:mainfrom
Open
using unique_ptr to avoid run-time cost#75delve-wang wants to merge 1 commit intoparallel101:mainfrom
delve-wang wants to merge 1 commit intoparallel101:mainfrom
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a={}执行时),由于链表的第二个结点仍指向第一个结点,导致第一个结点无法被释放,后续结点同理。而使用unique_ptr则独占结点内存。a={}仍能通过编译是因为右侧操作符被视作右值,从而调用了移动赋值函数。