[Vm-dev] Re: Some notes about SqueakMap dead in trunk images...
goran at krampe.se
Wed Mar 24 08:56:45 UTC 2010
Andreas Raab wrote:
> On 3/15/2010 1:26 PM, Göran Krampe wrote:
>> But so far I am unclear as to why this is so. I have now tested LOTS of
>> trunk images backwards and it seems to be broken all the way down to
>> 7179! Funny thing is - my 3.10.1-7175 image works fine.
>> And there may be a hint here: The 7175 image can be opened by an old
>> 3-9-8 VM. But the later 7179 images can NOT be opened due to some kind
>> of image format change.
> Bingo. The issue is that the image format changed for closures and
> there's been a bug in the image segment loading code that makes the
> primitive fail in cases where the image format is older, but compatible.
> I've posted a fix for that in VMMaker but I really think SM should stop
> using image segments for data exchange. Image segments are not a
> reliable long-term interchange format in an evolving system.
> Obviously, this fix requires new VMs.
So you are saying/proposing that 4.1 will be released with this new VM
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