Re: Creating closures (or not)

[GrayFace <sergroj@...>]

On 13.07.2010 19:04, Roberto Ierusalimschy wrote:
> > My guess is that they would only be pooled if they share the same prototype,
> > and do not use any upvalues, such as:
> >
> > t = {}
> > for i = 1, 10 do
> >    t[i] = function() end
> > end
> >      
> They may be reused even with upvalues, as long as they have the same
> upvalues; each prototype caches the last closure created with it.
>
>    
The optimization is very strange. When is it really needed? I mean, 
moving function definitions outside the defining function here and there 
isn't a problem, unless there's some special case when this happens 
frequently.

P.S. Waiting for a response about tail call levels :)

--
Best regards,
Sergey Rozhenko                 mailto:sergroj@mail.ru