[perl #47764] [TODO] COW for one or all users of a modified string

Will Coleda via RT parrotbug-followup at parrotcode.org
Tue Nov 3 18:41:52 UTC 2009


On Tue Nov 03 10:28:44 2009, bernhard wrote:
> On Sa. 24. Nov. 2007, 04:03:17, bernhard wrote:
> > In docs/memory_internals.pod there is a XXX item:
> > 
> >  > Copying GC uses a C<Buffer_Tail> after the end of the actual 
variable 
> > length
> >  > string and marks such COW strings with C<TAIL_moved> and stores 
the 
> > new address
> >  > in the buffer header, so other users of this string can be 
updated to 
> > reuse the
> >  > same string (XXX one or all other users?).
> > 
> > I have no idea whether this has been decided and implemented yet.
> > This issue was also mentioned in docs/ROADMAP.pod
> > 
> > 
> > 
> > 
> > 
> > 
> 
> The XXX comment is gone from memory_internals.pod. Looks like the 
issue
> has been resolved.

cc'ing final comment to list.
-- 
Will "Coke" Coleda


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