Subject: Re: bug#61281: “`(a \, b)” equals to “`(a . ,b)”

From: Andreas Schwab <[email-masked]>
Date: Wed, 08 Feb 2023 10:06:16 +0100

On Feb 08 2023, Drew Adams wrote:

>> > 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)
>
> Great.  So clisp handles the case right (IMO).

It just happens to use different symbols to implement backquote.  That
Elisp uses symbols with the same spelling as the reader macros is not a
bug, only an implementation detail.  For clisp, system::unquote has the
same magic bahaviour for backquote handling as \, does for Elisp.

-- 
Andreas Schwab, SUSE Labs, [email-masked]
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