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From: Michael Heerdegen <michael_heerdegen@web.de>
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Subject: Re: Emacs 29.0.50: compiler warns of unescaped single quotes
Date: Thu, 02 Jun 2022 11:09:00 +0200
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Andreas Röhler <andreas.roehler@easy-emacs.de> writes:

> (defvar foo-bar nil
>   "'a', 'b', 'c','d', 'e', 'f'")
>
>
> Byte-compiling with the above code in buffer, Emacs says:
>
> Warning: defvar `foo-bar' docstring has wrong usage of unescaped
>     single quotes (use \= or different quoting)
>

Does reading (info "(elisp) Keys in Documentation") answer your
question?

Michael.