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From: rslovers@yandex.com
To: help-gnu-emacs@gnu.org
Subject: Re: (fset 'nil 'message)
Date: Sun, 13 May 2018 10:09:36 +0300	[thread overview]
Message-ID: <20180513100936.9XFGPFaJ@smtp4j.mail.yandex.net> (raw)
In-Reply-To: <CAM-tV-9jxq86KvJn5LVNQw5uyVbzVW0puX5a28i62+WcxnPucg@mail.gmail.com>

On Fri, May 11, 2018 at 08:39:16AM -0400, Noam Postavsky wrote:
> Yes, after you do (fset 'nil 'message), (functionp nil) returns t, but
> (funcall nil) still fails. Many places do things like
> 
> (when (functionp some-var)
>   (funcall some-var))
> 
> which will cause the errors you see if `some-var' is nil.
> 
> In Emacs 26, doing (fset 'nil 'message) will fail (see Bug#25110).
> https://debbugs.gnu.org/cgi/bugreport.cgi?bug=25110

Thanks, appreciate the info.



  reply	other threads:[~2018-05-13  7:09 UTC|newest]

Thread overview: 4+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2018-05-11  2:30 (fset 'nil 'message) rslovers
2018-05-11 12:39 ` Noam Postavsky
2018-05-13  7:09   ` rslovers [this message]
     [not found] ` <mailman.13637.1526042360.27995.help-gnu-emacs@gnu.org>
2018-05-11 14:58   ` Barry Margolin

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