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numist/gist:5350030

Created April 9, 2013 22:36
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ARC for malloc!
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gistfile1.m
NSMutableData *dataObj = [NSMutableData dataWithLength:length];
objc_setAssociatedObject(self, key, dataObj, OBJC_ASSOCIATION_RETAIN);
void *data = [dataObj mutableBytes];
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