Conditional compilation when using ARC

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借酒劲吻你
借酒劲吻你 2021-01-12 13:21

Is there a way to ask the compiler if ARC is turned on, and then conditionally compile based upon that value? For example, I have a protocol:

@protocol Proto         


        
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  •  时光取名叫无心
    2021-01-12 13:39

    You should do #if __has_feature(objc_arc) That will expand to 1 in the case of ARC being enabled.

    This is from the ARC docs from Clang.

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