[Zope-dev] disabling gc does not necessarily hide memory corruption

[Chris McDonough]

It is no longer based on bytecodehacks, it uses Jeremy's compiler 
module.  It did produce some (unintended) circrefs, but I think the 
version in CVS as well as the version that will ship with Python 2.2 has 
these taken out.

Toby Dickenson wrote:
> On Mon, 17 Dec 2001 23:13:54 -0500, Chris McDonough <chrism@zope.com>
> wrote:
> 
> 
>>Ah ok... yeah, there were reportedly several leaks in the compiler stuff 
>>that have been fixed in CVS.  I imagine that's what this is.
>>
> 
> Is the compiler still based on bytecodehacks? If so, I dont think this
> is a bug
> 
> As I understand it, that package is designed to leave cyclic garbage
> around under the assumption that python's garbage collector will break
> the cycles. Early versions of bytecodehacks broke the cycles manually,
> at a great performance cost.
> 
> 
> Toby Dickenson
> tdickenson@geminidataloggers.com
> 
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-- 
Chris McDonough                    Zope Corporation
http://www.zope.org             http://www.zope.com
"Killing hundreds of birds with thousands of stones"