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Re: LLVM 4.2 bug: crash on 10.6.8 in loop iteration
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Re: LLVM 4.2 bug: crash on 10.6.8 in loop iteration


  • Subject: Re: LLVM 4.2 bug: crash on 10.6.8 in loop iteration
  • From: Andy Lee <email@hidden>
  • Date: Wed, 20 Feb 2013 12:52:28 -0500

On Feb 20, 2013, at 12:43 PM, Greg Parker <email@hidden> wrote:

> On Feb 20, 2013, at 8:33 AM, Andy Lee <email@hidden> wrote:
>> If you upgraded to Xcode 4.6 and suddenly you've been seeing crashes when deploying to Snow Leopard, you might want to go back to Xcode 4.5.2.
>>
>> In a nutshell, the following crashes on 10.6.8 when compiled with Apple LLVM 4.2 with a deployment target of 10.6.
>>
>>   NSArray *array = [[NSArray alloc] init];
>>   for (NSString *string in array)
>>   {
>>       return;
>>   }
>>
>> I just filed rdar://13253340 and copied it to Open Radar:
>>
>> <http://openradar.appspot.com/radar?id=2749401>
>
> Are you using ARC?

Yes.

> There's a known bug wherein Xcode 4.6 is unable to compile ARC code for deployment on 10.6.


Ah, okay -- thanks for the concrete info.

--Andy


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References: 
 >LLVM 4.2 bug: crash on 10.6.8 in loop iteration (From: Andy Lee <email@hidden>)
 >Re: LLVM 4.2 bug: crash on 10.6.8 in loop iteration (From: Greg Parker <email@hidden>)

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