lvalue-xvalue-prvalue

• iM: has identity and cannot be moved from

• im: has identity and can be moved from (e.g. the result of casting an lvalue to a rvalue reference)

• Im: does not have identity and can be moved from

posted @   fndefbwefsowpvqfx  阅读(214)  评论(0编辑  收藏  举报
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