ARC forbids Objective-C objects

2017-10-17 本文已影响68人管乐_VICTOR

struct objc_usertest {
    long age;
    NSString *name; // ARC
}USER_TEST;

ARC环境下，结构体使用objc对象的时候必须使用__unsafe_unretained

struct objc_usertest {
    long age;
    __unsafe_unretained NSString *name;
}USER_TEST;