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Re: Quick Looking big files crash
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Re: Quick Looking big files crash


  • Subject: Re: Quick Looking big files crash
  • From: Wim Lewis <email@hidden>
  • Date: Tue, 03 May 2011 16:51:41 -0700

On 3 May 2011, at 4:03 PM, Brad Stone wrote:
> I have a symbolic breakpoint set and it stops on auto_refcount_underflow_error, even the small files.  If I continue the doc shows in QL.

Presumably, a few stack frames up, there will be a call to CFRelease() which is causing the underflow (what would be an over-released zombie in a non-GC app).

The first thing I'd look for is using CFRelease() when you should call -release (or vise versa, and the same for retain): code written pre-GC would treat those as equivalent, but in a GC or optional-GC world they need to be treated as operating on distinct kinds of refcount.


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References: 
 >Quick Looking big files crash (From: Brad Stone <email@hidden>)
 >Re: Quick Looking big files crash (From: Wim Lewis <email@hidden>)
 >Re: Quick Looking big files crash (From: Brad Stone <email@hidden>)

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