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bug#29866: 27.0.50; cl-loop: Calculate the array length just once


From: Lars Ingebrigtsen
Subject: bug#29866: 27.0.50; cl-loop: Calculate the array length just once
Date: Wed, 27 Dec 2017 21:20:32 +0100
User-agent: Gnus/5.13 (Gnus v5.13) Emacs/27.0.50 (gnu/linux)

Tino Calancha <address@hidden> writes:

> As long as the length of the seq be an invariant (is it?), then
> it must be OK to store it in `temp-seq'.

I can't see that the Common Lisp standard specifies whether it's
invariant or not...

http://www.ai.mit.edu/projects/iiip/doc/CommonLISP/HyperSpec/Body/sec_6-1-2-1.html

-- 
(domestic pets only, the antidote for overdose, milk.)
   bloggy blog: http://lars.ingebrigtsen.no





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