[Stackless] Windows 2.7.6 stability

Kristján Valur Jónsson kristjan at ccpgames.com
Wed Feb 5 09:55:30 CET 2014


At one point I had a patch going in stackless, which changed the way we extended PyHeapType, IIRC.
I think this is the way to go, make sure we stay compatible.

> -----Original Message-----
> From: stackless-bounces at stackless.com [mailto:stackless-
> bounces at stackless.com] On Behalf Of Richard Tew
> Sent: 4. febrúar 2014 20:11
> To: The Stackless Python Mailing List
> Subject: Re: [Stackless] Windows 2.7.6 stability
> 
> Well, I think Christian was deep into it, and trying to get the PySide people to
> do a compatibility patch or something.  Last I recall, from several months ago.
> 
> It is indeed a pity we can't say we're compatible with all Python extensions,
> and it would be good to get it fixed.
> 
> Cheers,
> Richard.
> 
> On 2/4/14, Kristján Valur Jónsson <kristjan at ccpgames.com> wrote:
> > This is so annoying.  Time for another stab at this problem, perhaps?
> >
> >> -----Original Message-----
> >> From: stackless-bounces at stackless.com [mailto:stackless-
> >> bounces at stackless.com] On Behalf Of Richard Tew
> >> Sent: 3. febrúar 2014 18:53
> >> To: The Stackless Python Mailing List
> >> Subject: Re: [Stackless] Windows 2.7.6 stability
> >>
> >> No, thanks for the suggestion.  But this is definitely PySide and
> >> it's modification of the base object type that stackless also modifies.
> >>
> >> Cheers,
> >> Richard.
> >>
> >> On 2/4/14, Anselm Kruis <a.kruis at science-computing.de> wrote:
> >> > Could it be related to the PGO optimised build?
> >> > As far as I know, the mainline python installer is build without PGO.
> >> > Our installer is build with PGO optimisation.
> >> >
> >> > Another question: can you try our 2.7.5 build? It is PGO optimized too.
> >> >
> >> > Cheers
> >> >    Anselm
> >> >
> >> >
> >> > Am 03.02.2014 12:13, schrieb Kristján Valur Jónsson:
> >> >> Hi.
> >> >> Do you get this only with the installed version?
> >> >> Could you try replacing it with your own build?  If so, could you
> >> >> go into the source code and disable stack spilling ?
> >> >> You have to nerf the macro CSTACK_SAVE_NOW.
> >> >>
> >> >> I saw some mysterious crashes recently in a live build in Shanghai
> >> >> that went away when I disabled this.
> >> >>
> >> >> K
> >> >>
> >> >>> -----Original Message-----
> >> >>> From: stackless-bounces at stackless.com [mailto:stackless-
> >> >>> bounces at stackless.com] On Behalf Of Richard Tew
> >> >>> Sent: 3. febrúar 2014 03:04
> >> >>> To: stackless at stackless.com
> >> >>> Subject: [Stackless] Windows 2.7.6 stability
> >> >>>
> >> >>> Hi,
> >> >>>
> >> >>> I've got the installer we provide for 2.7.6, on Windows.  And
> >> >>> I've been getting lots of non-crashing premature exits:
> >> >>>
> >> >>> SystemError: unknown opcode
> >> >>> XXX lineno: 314, opcode: 0
> >> >>>
> >> >>> It's not consistently reproducible using running the same code,
> >> >>> but can be sometimes, and I'm not using any Stackless features.
> >> >>>
> >> >>> If I take the mainline python repo and sync to v2.7.6 and
> >> >>> generate a dll, and put it in c:\python27, all the problems go away.
> >> >>>
> >> >>> I thought it might be pyside 1.1.2 which I was using, but
> >> >>> upgraded that and the problem remained with pyside 1.2.1.  That's
> >> >>> the only external dependency my code uses.
> >> >>>
> >> >>> Anyone else using this installer?
> >> >>>
> >> >>> Cheers,
> >> >>> Richard.
> >> >>>
> >> >>> _______________________________________________
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> >> >>
> >> >>
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