GNU bug report logs - #42691
28.0.50; eval-and-compile

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Message #8 received at 42691 <at> debbugs.gnu.org (full text, mbox):

From: Andreas Schwab <schwab <at> linux-m68k.org>
To: Helmut Eller <eller.helmut <at> gmail.com>
Cc: 42691 <at> debbugs.gnu.org
Subject: Re: bug#42691: 28.0.50; eval-and-compile
Date: Mon, 03 Aug 2020 11:29:17 +0200

On Aug 03 2020, Helmut Eller wrote:

> Compiling this example:
>
>   (require 'cl-lib)
>   (cl-macrolet ((foo () '123))
>     (eval-and-compile (foo)))
>
> with
>
>   emacs -Q --batch -f batch-byte-compile bug.el
>
> prints:
>
>   In toplevel form:
>   bug.el:2:1: Error: Symbol’s function definition is void: foo
>
> I think when compiling eval-and-compile the macro-environment is not
> passed along properly.

Only the body of eval-and-compile is evaluated at that point.  If you
want to modify the environment of the evaluation, you need to move that
modification inside the eval-and-compile form.

Andreas.

-- 
Andreas Schwab, schwab <at> linux-m68k.org
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