[Vm-dev] Non-Spur CogVM 3427 and 3410 cannot load PNG files anymore

Nicolas Cellier nicolas.cellier.aka.nice at gmail.com
Tue Sep 15 22:07:25 UTC 2015


and this does not happen with a stack.v3 vm, but only with a cog.v3
(assert, debug, fast whatever...)

2015-09-15 21:20 GMT+02:00 Nicolas Cellier <
nicolas.cellier.aka.nice at gmail.com>:

> same if you use latest cog with Pharo, you can't even open world menu,
> because a compressed image fail to decompress...
>
> 2015-09-15 14:40 GMT+02:00 marcel.taeumel <Marcel.Taeumel at hpi.de>:
>
>>
>> Hi Eliot! :)
>>
>> ImageReadWriter formFromFielNamed: 'someform.png'
>>
>> works with the Spur VM but not with the v3 one. The bug seems very
>> strange.
>> Build 3397 still works, 3410 and 3427 do not.
>>
>> PNGReadWriter DNU #next:into:startingAt: called in PNGReadWriter >>
>> #processNonInterlaced
>>
>> However, z should be a ZLibReadStream and not "self" ... I suppose there
>> is
>> some bug with temps and stack frames? o.O
>>
>> The message object, which is generated for the DNU, has the wrong lookup
>> class. Hmpf...
>>
>> Best,
>> Marcel
>>
>>
>>
>> --
>> View this message in context:
>> http://forum.world.st/Non-Spur-CogVM-3427-and-3410-cannot-load-PNG-files-anymore-tp4850308.html
>> Sent from the Squeak VM mailing list archive at Nabble.com.
>>
>
>
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