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Showing content from https://mail.python.org/pipermail/python-dev/2000-April/003331.html below:

[Python-Dev] Crash in new "trashcan" mechanism.

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Christian Tismer wrote:
> 
> Vladimir Marangozov wrote:
> > 
> > Maybe unrelated, but this code does not handle the case when
> > PyList_Append fails. If it fails, the object needs to be deallocated
> > as usual. Looking at the macros, I don't see how you can do that
> > because Py_TRASHCAN_SAFE_END, which calls the above function,
> > occurs after the finalization code...
> 
> Yes, it does not handle this case for the following reasons:
> ...

Not enough good reasons to segfault. I suggest you move the
call to _PyTrash_deposit_object in TRASHCAN_BEGIN and invert
the condition there.

-- 
       Vladimir MARANGOZOV          | Vladimir.Marangozov@inrialpes.fr
http://sirac.inrialpes.fr/~marangoz | tel:(+33-4)76615277 fax:76615252

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