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bug#34233: 27.0.50; defvar in comment


From: Lars Ingebrigtsen
Subject: bug#34233: 27.0.50; defvar in comment
Date: Tue, 09 Jul 2019 20:11:25 +0200
User-agent: Gnus/5.13 (Gnus v5.13) Emacs/27.0.50 (gnu/linux)

Sebastian Miele <address@hidden> writes:

> ;; Start ./src/emacs -Q, put this into *scratch*, do not remove this
> ;; "(defvar x)" in this comment, and C-x C-e the following two
> ;; expressions in turn:
> ;;
> (setq lexical-binding t)
> (let ((x 42)) (lambda () x))
> ;;
> ;; Value: (closure (x t) nil x)
> ;; Expected: (closure ((x . 42) t) nil x)

I can confirm that this bug is still present.

Stefan, do you know what's going on here?  That a commented-out (defvar)
before the eval-ed form has any effect is rather surprising...

-- 
(domestic pets only, the antidote for overdose, milk.)
   bloggy blog: http://lars.ingebrigtsen.no





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