你可以看下原始讨论
https://stackoverflow.com/questions/22295665/how-much-is-the-overhead-of-smart-pointers-compared-to-normal-pointers-in-c
别人问他如何得出这个结论,大拿的回答
I have no number to show, but you can find some in Nico Josuttis talk vimeo.com/131189627
【 在 lambdai 的大作中提到: 】
: 这个演讲里面有理有据,包括破坏abi的话有可能做到cost free
: 哪里不对呢
:
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FROM 140.206.195.*