GNU bug report logs - #65797
`buffer-match-p` should not use `func-arity`

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Package: emacs;

Reported by: Joseph Turner <joseph <at> breatheoutbreathe.in>

Date: Thu, 7 Sep 2023 07:56:02 UTC

Severity: normal

Found in version 29.0.92

Done: Stefan Monnier <monnier <at> iro.umontreal.ca>

Bug is archived. No further changes may be made.

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From: Joseph Turner <joseph <at> breatheoutbreathe.in>
To: Stefan Monnier <monnier <at> iro.umontreal.ca>
Cc: Eli Zaretskii <eliz <at> gnu.org>, 65797 <at> debbugs.gnu.org
Subject: bug#65797: 29.0.92; func-arity should not return (0 . many) with apply-partially
Date: Fri, 08 Sep 2023 11:16:26 -0700

Stefan Monnier <monnier <at> iro.umontreal.ca> writes:

>> IIUC, the patch breaks code that passes a CONDITION predicate that accepts
>> only one argument and also passes an ARG argument.
>>
>> Is there another case which would break?
>
> Yes, it also breaks the reverse: when you don't pass ARG but the
> function needs 2 arguments.
>
>
>         Stefan

You are right.
This bug report was last modified 1 year and 217 days ago.

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