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Re: master 68c09c6: Better CPS conversion of multi-binding `let`
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From: |
Mattias Engdegård |
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Subject: |
Re: master 68c09c6: Better CPS conversion of multi-binding `let` |
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Date: |
Tue, 30 Nov 2021 14:30:43 +0100 |
30 nov. 2021 kl. 14.19 skrev Stefan Monnier <monnier@iro.umontreal.ca>:
> I think this optimization can be generalized to the multi-var case by
> noticing that the transformation of (vN eN) into a pair (tN eN) ... (vN tN)
> is not necessary because the order of the (v1 t1) ... (vN tN) doesn't matter
> so we can move (vN tN) to the beginning, right next to (tN eN) and then
> merge them back.
Not sure how that would work unless you imply some kind of dependency analysis.
Maybe you have an example in mind?
(Sorry about the incorrect git summary line, by the way -- 'multi-binding'
should have been 'single-binding'.)