passing arg 2 of `shanchu' makes integer from pointer without a cost神马意思...

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passingarg2of`shanchu''makesintegerfrompointerwithoutacost神马意思...passingarg2of`shanchu''makesintegerfr

passing arg 2 of `shanchu' makes integer from pointer without a cost神马意思...
passing arg 2 of `shanchu' makes integer from pointer without a cost神马意思...

passing arg 2 of `shanchu' makes integer from pointer without a cost神马意思...
给shanchu声明2的值,造成指针指向的整数没有用到.

`shanchu' 中的传递参数2可以使指针毫不费力的指向整数。