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Re: @property problem
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Re: @property problem


  • Subject: Re: @property problem
  • From: Wade Tregaskis <email@hidden>
  • Date: Mon, 11 Feb 2008 15:46:47 -0800

Is there any performance penalty for using the 64 bit runtime? In general what are the disadvantages of disabling 32 bit compatibility other than the obvious fact that my program wouldn't run on 32 bit machines?

By default on Leopard only 32-bit apps run, so you only have the 32- bit versions of libraries loaded. When the first 64-bit Cocoa app runs, that's a lot of libraries that need to be loaded... I don't know what the increase in memory usage is quantitatively, but afaik it's non-trivial.


This has been discussed in detail on a mailing list before, at some point, but I can't find it in the archives or via Google.. :/

Wade
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References: 
 >@property problem (From: Randall Meadows <email@hidden>)
 >Re: @property problem (From: Joshua Emmons <email@hidden>)
 >Re: @property problem (From: Adam P Jenkins <email@hidden>)

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