Re: subclass overwriting superclass ivar
Re: subclass overwriting superclass ivar
- Subject: Re: subclass overwriting superclass ivar
- From: Mike Abdullah <email@hidden>
- Date: Thu, 27 May 2010 13:59:01 +0100
On 27 May 2010, at 12:53, email@hidden wrote:
>>
>> iPhone device and 64-bit Mac should not have this problem. The compiler and runtime cooperate to allow the runtime to move the subclass's ivars out of the way if the superclass grows.
>> http://sealiesoftware.com/blog/archive/2009/01/27/objc_explain_Non-fragile_ivars.html
>>
> I presume that 32 cannot not get this bit of TLC for backwards compatibility reasons.
Correct._______________________________________________
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