GNU bug report logs - #77923
30.1; intern raises error when called with optional argument

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Message #10 received at control <at> debbugs.gnu.org (full text, mbox):

From: Eli Zaretskii <eliz <at> gnu.org>
To: Nil Geisweiller <ngeiswei <at> googlemail.com>
Cc: 77923 <at> debbugs.gnu.org
Subject: Re: bug#77923: 30.1;
 intern raises error when called with optional argument
Date: Sat, 19 Apr 2025 15:57:35 +0300

tags 77923 notabug
thanks

> Date: Sat, 19 Apr 2025 15:26:46 +0300
> From:  Nil Geisweiller via "Bug reports for GNU Emacs,
>  the Swiss army knife of text editors" <bug-gnu-emacs <at> gnu.org>
> 
> Evaluating the expression below, using for instance M-:
> 
> (intern "abc" [nil])
> 
> raises the following error
> 
> (wrong-type-argument obarrayp [nil])
> 
> On the other hand, under Emacs 29.4, it outputs abc as expected.

It's a deliberate change in Emacs 30, see NEWS.  You need to pass a
real obarray.  Use obarray-make to create one.

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