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Re: Guile 2.2 speed improvements

From: Paul Morris
Subject: Re: Guile 2.2 speed improvements
Date: Tue, 8 Apr 2014 10:25:42 -0700 (PDT)

David Kastrup wrote
> GUILE2.2 from master takes eternities to compile, like more than half an
> hour or so.  LilyPond does a lot of on-the-fly evaluation, and Guile2.0
> is already a big step backwards in that department compared to Guile
> 1.8.
> If they don't get compilation and partly interpreter speed under control
> again (and it does not look like a priority to them since they are more
> interested in competing on the basis of compiled code speed), the main
> usability focus will be _not_ as an extension language but rather as a
> main programming language.
> That makes it cheaper swapping out some of our C++ parts for GUILE.  But
> where performance is paramount, we are not likely going to do this
> anyway.
> So we'll have to see whether we are getting any tangible benefits here.

Huh, interesting...  thanks for the additional insights.  That's too bad it
may turn out to be a mixed bag for LilyPond.


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