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Re: [Chicken-users] utf8 and string-ref performance

From: Peter Bex
Subject: Re: [Chicken-users] utf8 and string-ref performance
Date: Thu, 25 Nov 2010 12:17:24 +0100
User-agent: Mutt/

On Thu, Nov 25, 2010 at 06:15:50AM -0500, Felix wrote:
> >> Sorry, I don't understand? They are not invalidated by GC (in case
> >> you mean that).
> > 
> > So that means the locative will stay around while the string itself
> > might have been collected?
> If it's a weak locative, yes. But dereferencing will signal an
> error in this case. But I thought this is about being able to
> point into a string?

Yeah, but it's stored in a closure and the GC should be prevented from
cleaning up the original string which may not be referenced anywhere
anymore I guess.

> I'm probably confused or didn't fully
> understand the original problem.

Me too.  I'll stop talking for Alan and let him answer your questions
instead ;)

"The process of preparing programs for a digital computer
 is especially attractive, not only because it can be economically
 and scientifically rewarding, but also because it can be an aesthetic
 experience much like composing poetry or music."
                                                        -- Donald Knuth

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