[Vm-dev] Fwd: Strange bug in numerical computation

Bert Freudenberg bert at freudenbergs.de
Sun Mar 11 16:26:29 UTC 2012

Hi folks,

we're having some problems with floats on ARM (iPad, specifically). Any idea?

- Bert -

Begin forwarded message:

> From: Hilaire Fernandes <hilaire.fernandes at gmail.com>
> Subject: Strange bug in numerical computation
> Date: 10. März 2012 07:28:33 MEZ
> To: "drgeo-dev at googlegroups.com" <drgeo-dev at googlegroups.com>
> Reply-To: drgeo-dev at googlegroups.com
> Esteban,
> There are some bugs hanging in the VM (I guess) related to numerical
> computation.
> I found some sketch does not load or bring error like out of memory error.
> For example,  when loading the sketch "symetrie axiale.fgeo", we have an
> out of memory error, indeed during the construction of the interactive
> sketch out of this file, a polygon with extent 2808173 at 957466 is
> constructed.
> Esteban , I took a basic Pharo image, installed the iPhone and
> ObjectiveC packages, then run the 'KernelTests-Numbers'.
> On Linux I got no error nor failure.
> On iPad, I got 23 failures and 8 errors, then the image hang at the
> testSqrFloor test.
> Guys, it is the place to look at.
> To make your testing easier, here is the image you can use on iPad to test:
> http://ubuntuone.com/0IzxMtXtdHk5KjWeAQBZVU (expect a few minute for the
> file to be published on ubuntuone)
> In the mean time I will continue polishing the user interface.
> Hilaire
> -- 
> Dr. Geo -- http://www.drgeo.eu

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