[squeak-dev] Ok, who can see the problem between the two images?

Nicolas Cellier nicolas.cellier.aka.nice at gmail.com
Tue Mar 24 00:14:28 UTC 2020


Le mar. 24 mars 2020 à 01:11, Nicolas Cellier <
nicolas.cellier.aka.nice at gmail.com> a écrit :

> Hmm, since I just fixed B2DPlugin, there is no need to attach anything.
> pick latest build once Travis has finished (or rebuild from source).
>
> I broke the signedBitShift: used by B2DPlugin which might easily explain
> having only one quadrant right (the + + combination).
> I broke it on march 10 by my attempt to fix Crypto plugin...
> Sounds weird, but I had to change the Slang CCodegenerator so as to
> generated correct bit shifts...
>
> This is one of the most dangerous and scary operations.
>

...which brings us back to unit tests of code generation...
Without such net, acrobats' life is dangerous!

Since then, I did only eat my 64 bits dog food which did not show the bug
> Instinct probably kept me away from rotten 32 bits meat :(
>
> Le lun. 23 mars 2020 à 22:11, Nicolas Cellier <
> nicolas.cellier.aka.nice at gmail.com> a écrit :
>
>> Hi Bruce,
>> did you forget the attachment? Or is it censored by my email client?
>>
>> Le lun. 23 mars 2020 à 22:05, Bruce O'Neel <bruce.oneel at pckswarms.ch> a
>> écrit :
>>
>>>
>>> Hi,
>>>
>>> In the attached image does anyone seem to have an idea what is going
>>> wrong with curve drawing?
>>>
>>> The lower left of circles and vertical lines seem ok.  The other
>>> quadrants of a circle are wrong in consistent but different ways.
>>>
>>> Related, has anyone tried a 32 bit Squeak recently?
>>>
>>> Thanks.
>>>
>>> bruce
>>>
>>>
>>>
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