[Vm-dev] Squeak COG v3 hangs during startup
nicolas.cellier.aka.nice at gmail.com
Tue Feb 28 20:31:19 UTC 2017
This appear to be solved in VMMaker.oscog-eem.2140
2017-02-28 2:31 GMT+01:00 Nicolas Cellier <
nicolas.cellier.aka.nice at gmail.com>:
> Bissecting tells that the problem appeared in
> That is somewhere between VMMaker.oscog-eem.2079 (excluded) and
> Quite a large range, but stack.v3 works and spur works too, so not all
> changes are relevant...
> 2017-02-28 2:26 GMT+01:00 Nicolas Cellier <nicolas.cellier.aka.nice@
>> I can't open an image with recent squeak.cog.v3 builds (at least on
>> The VM hangs in a sort of infinite loop with 100% CPU before the window
>> If I sample the application I get something like
>> The squeak.stack.v3 still works.
>> The hang is reproducible in simulator:
>> | cos |
>> cos := CogVMSimulator newWithOptions: #(Cogit StackToRegisterMappingCogit
>> cos desiredNumStackPages: 8.
>> cos openOn: '/some_path_to/Squeak4.6-15102.image'.
>> cos openAsMorph; run
>> it hangs around counters 13000/993
>> and I've got this kind of output:
>> each time I interrupt the VM, it seems to loop in
>> I did not try to bissect when this happened, but the red status of
>> continuous integration may well be related to this.
>> We can't live forever with this red status, it's like not having CI
>> feedback at all. Either we declare cog.v3 as unsupported or we fix it.
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