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bug#12938: 24.2; Lexical binding leaks into package-install somehow
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From: |
Stefan Monnier |
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Subject: |
bug#12938: 24.2; Lexical binding leaks into package-install somehow |
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Date: |
Fri, 23 Nov 2012 16:31:23 -0500 |
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User-agent: |
Gnus/5.13 (Gnus v5.13) Emacs/24.3.50 (gnu/linux) |
> In other words, the lexical binding in test.el leaks into the
> installation of multiple-cursors.
Yuck!
Can you test the patch below to confirm it fixes the problem for you?
Stefan
=== modified file 'lisp/emacs-lisp/bytecomp.el'
--- lisp/emacs-lisp/bytecomp.el 2012-11-20 19:05:20 +0000
+++ lisp/emacs-lisp/bytecomp.el 2012-11-23 21:28:58 +0000
@@ -1720,6 +1720,8 @@
(setq input-buffer (get-buffer-create " *Compiler Input*"))
(erase-buffer)
(setq buffer-file-coding-system nil)
+ ;; Don't inherit lexical-binding from caller (bug#12938).
+ (set (make-local-variable 'lexical-binding) nil)
;; Always compile an Emacs Lisp file as multibyte
;; unless the file itself forces unibyte with -*-coding: raw-text;-*-
(set-buffer-multibyte t)