GNU bug report logs - #61281
“`(a \, b)” equals to “`(a . ,b)”

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Message #116 received at 61281 <at> debbugs.gnu.org (full text, mbox):

From: Michael Heerdegen <michael_heerdegen <at> web.de>
To: Drew Adams <drew.adams <at> oracle.com>
Cc: Andreas Schwab <schwab <at> suse.de>, Xie Shynur <one.last.kiss <at> outlook.com>,
 "61281 <at> debbugs.gnu.org" <61281 <at> debbugs.gnu.org>
Subject: Re: bug#61281: “`(a \, b)” equals to “`(a . ,
 b)”
Date: Wed, 08 Feb 2023 00:44:10 +0100

Drew Adams <drew.adams <at> oracle.com> writes:

> Still, could you please show these uses of bare "\,"
> explicitly?
>
>  $ clisp -q -x '`\,'
>  $ clisp -q -x '`(\, x)'

| micha> clisp -q -x '`\,'
| |,|
| micha> clisp -q -x '`(\, x)'
| (|,| X)

In Emacs we could as well change the symbol (or whatever object) used as
"tag" for the expansion of the `,` reader construct.  But unless this
solves some practical problem, since there is the cost of breaking code,
I don't understand why we are still discussing this.

You would suggest to make a change like this, Drew?


Michael.

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