[Vm-dev] XCode Target.

Mathieu Suen mathk.sue at gmail.com
Wed Jan 16 23:34:07 UTC 2008


Ups, I am afraid now I have an other question.
What is a Symbols? (I guess is the name of the C function)

Thanks

On Jan 17, 2008, at 12:13 AM, John M McIntosh wrote:

> Originally it was there to build a deployment VM that include  
> symbols so you could do debugging easier.
> Occasionally you would build a VM that would work in debug mode, but  
> not in deployment, or work on powerpc
> but not on intel. Usually this was a problem with optimization not  
> doing zero initialization of variables, or not
> returning zero where you said return nothing via  int foo(){} but  
> then used the return value.
>
> In the past the VM had the symbols stripped, but I'm not sure this  
> is the case anymore, you could check?
> Apple  now recommends you keep the symbols because it does not  
> affect performance, it does take
> extra memory, but memory is cheap now.
>
>
> On Jan 16, 2008, at 2:53 PM, Mathieu Suen wrote:
>
>> Hi
>>
>> A small question for those who use XCode to build the VM.
>> What is the used of the DeploymentSymbols target?
>>
>> Thanks
>> 	Mth
>>
>>
>>
>
> --
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> ======================================================================
> John M. McIntosh <johnmci at smalltalkconsulting.com>
> Corporate Smalltalk Consulting Ltd.  http:// 
> www.smalltalkconsulting.com
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> ======================================================================
>
>

	Mth





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