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Re: About iVars declaration and property
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Re: About iVars declaration and property


  • Subject: Re: About iVars declaration and property
  • From: Torsten Curdt <email@hidden>
  • Date: Tue, 15 Nov 2011 18:52:51 +0100

>> Think of it like the compiler generates the ivars from the property
>> definitions. So the ivar would be indeed explicit ivars - just not
>> defined as such in the classic way.
>
> Doesn't matter. The subclass still needs to know the size of its superclass so that it generate the proper ivar offsets. If the ivar declarations are not visible to the compiler, it cannot know this information.

But there is the property declaration where it can derive that information from.

FWIW I check on the llvm IRC channel and the response was "I wouldn't
be surprised if there are annoying edge cases, but offhand I don't see
any reason it couldn't be done."
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References: 
 >Re: About iVars declaration and property (From: Matt Neuburg <email@hidden>)
 >Re: About iVars declaration and property (From: Torsten Curdt <email@hidden>)
 >Re: About iVars declaration and property (From: glenn andreas <email@hidden>)
 >Re: About iVars declaration and property (From: Torsten Curdt <email@hidden>)
 >Re: About iVars declaration and property (From: Kyle Sluder <email@hidden>)

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