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bug#18059: 24.3.92; defvar and special variables


From: Michael Heerdegen
Subject: bug#18059: 24.3.92; defvar and special variables
Date: Sun, 11 Feb 2018 17:38:49 +0100
User-agent: Gnus/5.13 (Gnus v5.13) Emacs/27.0.50 (gnu/linux)

Noam Postavsky <address@hidden> writes:

> I see that a lambda form scopes the defvar even if it has no
> parameters though.  I.e., the following prints 1:
>
>
>     ;; -*- lexical-binding: t -*-
>
>     (lambda ()
>       (defvar x))
>
>     (let ((x 1))
>       (setq testfun (lambda () x)))
>
>     (message "%S" (funcall testfun))

That defvar doesn't get evaluated, or do I miss something?


Michael.





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