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Re: How to avoid compiler warning `unused lexical variable' for `dolist'


From: Stefan Monnier
Subject: Re: How to avoid compiler warning `unused lexical variable' for `dolist' or `dotimes'?
Date: Sun, 10 Jan 2021 09:52:59 -0500
User-agent: Gnus/5.13 (Gnus v5.13) Emacs/28.0.50 (gnu/linux)

> I see that Emacs Lisp does not have a way to distinguish the two cases.
>
> In Common Lisp, (declare (ignore i)) means ignore unused variable i.  If
> i is used, I get a warning.

ELisp's equivalent is to use a variable name with a leading underscore
such as `_i` (or just `_`).


        Stefan




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