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Re: mutableBytes Creates Autoreleased Objects
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Re: mutableBytes Creates Autoreleased Objects


  • Subject: Re: mutableBytes Creates Autoreleased Objects
  • From: Quincey Morris <email@hidden>
  • Date: Sat, 12 May 2012 14:05:11 -0700

On May 12, 2012, at 13:55 , Dave Fernandes wrote:

> So when a method is declared __attribute__ ((objc_returns_inner_pointer)), then LLVM tracks regular pointers like it would NSObject pointers to see when the owning object can be dealloced? Just want to make sure I understand.

… to see when the owning object's variable's compile time scope ends. Other retain/release optimizations aside, that would be the point where its retain count is decremented, and that might in turn trigger deallocation.

But, yes, basically that's how I understand the documentation. It seems *way* too convenient to be true. ;)


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References: 
 >mutableBytes Creates Autoreleased Objects (From: Andreas Grosam <email@hidden>)
 >Re: mutableBytes Creates Autoreleased Objects (From: Quincey Morris <email@hidden>)
 >Re: mutableBytes Creates Autoreleased Objects (From: Dave Fernandes <email@hidden>)

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