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From: Michael Heerdegen <michael_heerdegen@web.de>
To: help-gnu-emacs@gnu.org
Subject: Re: closure within closure, incorrect (?) byte-compiler warnings
Date: Tue, 09 Nov 2021 01:04:12 +0100	[thread overview]
Message-ID: <875yt29oub.fsf@web.de> (raw)
In-Reply-To: 87o86u2pbo.fsf@zoho.eu

Emanuel Berg via Users list for the GNU Emacs text editor
<help-gnu-emacs@gnu.org> writes:

> This sums it up ... three bugs?

> ;; 1. Byte compiler warnings (two cases) relating to the
> ;;    interactive spec:
> ;;
> ;;    geh.el:7:1: Warning: Unused lexical variable `more-data'
> ;;    geh.el:10:54: Warning: reference to free variable ‘data-item’
> ;;    geh.el:10:64: Warning: reference to free variable ‘more-data’
> ;;
> ;; 2. When the compiled version is used interactively:
> ;;
> ;;    Symbol's value as variable is void: data-item

These are all symptoms of one and the same issue: the interactive spec
currently can't refer to outer lexical variables.  The warnings are
actually legitimate, they only warn about this limitation.  So: one bug
(there was no Bug #3 in your list btw).

Michael.




  reply	other threads:[~2021-11-09  0:04 UTC|newest]

Thread overview: 9+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2021-11-01  7:06 closure within closure, incorrect (?) byte-compiler warnings Emanuel Berg via Users list for the GNU Emacs text editor
2021-11-01  7:31 ` Emanuel Berg via Users list for the GNU Emacs text editor
2021-11-01 12:31 ` Stefan Monnier via Users list for the GNU Emacs text editor
2021-11-03  3:05   ` Emanuel Berg via Users list for the GNU Emacs text editor
2021-11-08 23:09   ` Emanuel Berg via Users list for the GNU Emacs text editor
2021-11-08 23:35     ` Emanuel Berg via Users list for the GNU Emacs text editor
2021-11-09  0:04       ` Michael Heerdegen [this message]
2021-11-09  0:10         ` Emanuel Berg via Users list for the GNU Emacs text editor
2021-11-10  4:16           ` Emanuel Berg via Users list for the GNU Emacs text editor

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