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Re: Appending lists


From: Emanuel Berg
Subject: Re: Appending lists
Date: Thu, 17 Jun 2021 01:31:43 +0200
User-agent: Gnus/5.13 (Gnus v5.13) Emacs/28.0.50 (gnu/linux)

tomas wrote:

>> The car of the first element's cons cell remains the same
>> but the cdr has changed as a side-effect of `nreverse' (or
>> `nconc').
>
> This is a side branch, which isn't really relevant. It's the
> content of the variable (the ref to the first car) which we
> are focussed on now.

It is the problem discussed, you yourself posted an example of
how it happens (or could happen) with `nreverse'.

-- 
underground experts united
https://dataswamp.org/~incal




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