[Vm-dev] [Cog] cmType ~= CMMethod

[Eliot Miranda]

Hi Mariano,

   this looks like a Cog VM bug.  You should try and create a reproducible
case and then send it to me.

On Mon, Dec 20, 2010 at 5:31 AM, Mariano Martinez Peck <
marianopeck at gmail.com> wrote:

>
> Hi Eliot. I am having some asserts failing while running my tests. Most of
> them during the sweep phase of the GC.
>
> The two places where it fails is in
>
> - NewCoObjectMemory >> lastPointerWhileForwarding: oop
>
> if fails the assert:       self assert: (coInterpreter cCoerceSimple:
> methodHeader to: #'CogMethod *') cmType = CMMethod.
> In different runs, the cmType answer me 1 (CMFree)
>
> - NewCoObjectMemory >> lastPointerOf: oop recordWeakRoot: recordWeakRoot
> "<Boolean>"
>
> and it fails in the same assert:        self assert: (coInterpreter
> cCoerceSimple: methodHeader to: #'CogMethod *') cmType = CMMethod.
>
> In different runs, I got values 0 or 6. BTW....seing:
>
> initializeCogMethodConstants
>     CMOpenPIC := 1 + (CMClosedPIC := 1 + (CMBlock := 1 +(CMMethod := 1 +
> (CMFree := 1))))
>
> I cannot understand how can I get 0 or 6....
>
>
> Anyway, my question is if you have a clue of what can be happening so that
> those asserts are failing. I am using Objects as methods, but normal objects
> (subclasses of ProtoObject).
>
> Thanks in advance,
>
> mariano
>
>
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