Re: RMCL 5.2 on Snow Leopard: floating point issues

Terje Norderhaug <[email protected]> Sun, 18 Oct 2009 11:17:50 -0700
Newsgroups gmane.lisp.mcl.general
Message-ID <[email protected]>
On Oct 18, 2009, at 9:44 AM, Alexander Repenning wrote:
> After this has been tested it may warrant creating a new version of  
> the RMCL download zip file. After all, without the patch RMCL is a  
> floating point ticking time bomb for Snow Leopard.  Do we need a  
> scheme, e.g., version number for RMCL to differentiate these versions?

I'll build a new RMCL download that includes these changes.

When it comes to version number scheme, Apple specifies the following  
for use in the Info.plist of an application bundle:

"CFBundleShortVersionString (String) specifies the release version  
number of the bundle, which identifies a released iteration of the  
application. The release version number is a string comprised of  
three period-separated integers. The first integer represents major  
revisions to the application, such as revisions that implement new  
features or major changes. The second integer denotes revisions that  
implement less prominent features. The third integer represents  
maintenance releases."

-- Terje

> On Oct 18, 2009, at 9:50 AM, Doug Currie wrote:
>
>>
>> On Oct 18, 2009, at 12:15 AM, Alexander Repenning wrote:
>>
>>> I can certainly remember some cases in which (choose-directory- 
>>> dialog)
>>> and similar functions would result in some sluggish and  
>>> sometimes, but
>>> rarely, crashing type of situation but the floating point issue
>>> appears to be completely 10.6 specific and could likely be the  
>>> result
>>> of the new implementation of Rosetta.
>>
>> This was my experience as well.
>>
>> Have you tried Gary's SL patch to preserve f30 around ff-call?
>>
>> http://code.google.com/p/mcl/source/detail? 
>> r=24ad4c78d72d56bbf70f8a7fefa4ff89872df311
>>
>> e
>>
>> -- 
>> Doug Currie, CTO
>> Parallel Simulation Technology LLC
>> 5 Dartmouth Drive
>> Auburn, NH  03032 USA
>> Tel. 603-644-4500     main
>> Tel. 603-622-3749 x41 direct
>>
>>
>>
>> _______________________________________________
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>
> Prof. Alexander Repenning
>
> University of Colorado
> Computer Science Department
> Boulder, CO 80309-430
>
> vCard: http://www.cs.colorado.edu/~ralex/AlexanderRepenning.vcf
>
>
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