[Insight-developers] Handling Floating Point Exceptions -- Implementation Questions

[Bill Lorensen]

Also reinforces my argument for dropping the Mac!

I don't have a Mac,

Bill

On Mon, Jul 12, 2010 at 5:00 PM, Bill Lorensen <bill.lorensen at gmail.com> wrote:
> I suggest a class that does it ala vtkFloatingPointExceptions. Just
> isolate all the ifdef junk in a similar class. I don't follow why that
> won't work. Why change KWSYS?
>
> Or we can keep supporting the Borland compiler which has done a great
> job of uncovering floating point exceptions for 10 years in ITK.
>
> :-,
>
> Bill
>
> On Mon, Jul 12, 2010 at 4:52 PM, kent williams
> <norman-k-williams at uiowa.edu> wrote:
>> This is with respect to this Mantis bug, which I'm taking over:
>>
>> http://public.kitware.com/Bug/view.php?id=10912
>>
>> There is code I can use to implement a simple class to turn on numerical
>> exception handling, so that it can be turned on as a CMake option for
>> testing on Linux and OS X targets.
>>
>> The question I have is this: I can inline this stuff into itkTestMain.h but
>> it is kind of hairy -- not so much because the code is ugly, but because of
>> a bunch of ifdefs for OS X and Linux.
>>
>> This sort of thing that should be incorporated into KWSys.
>>
>> There looks to be a vtkFloatingPointExceptions class in VTK but given what
>> I've been able to find out, it wouldn't work on OS X, whereas the
>> fe-handling-examples code would work on both Linux and OS X.
>>
>>  If I add, FPException.hxx/FPException.cxx to the Insight version of KWSys,
>> will it get pushed into the main line KWSys (referenced by VTK, and
>> elsewhere)?
>>
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>