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[Emacs-diffs] /srv/bzr/emacs/trunk r112871: bytecomp fix for bug#14565
From: |
Glenn Morris |
Subject: |
[Emacs-diffs] /srv/bzr/emacs/trunk r112871: bytecomp fix for bug#14565 |
Date: |
Thu, 06 Jun 2013 17:04:43 -0400 |
User-agent: |
Bazaar (2.6b2) |
------------------------------------------------------------
revno: 112871
committer: Glenn Morris <address@hidden>
branch nick: trunk
timestamp: Thu 2013-06-06 17:04:43 -0400
message:
bytecomp fix for bug#14565
* lisp/emacs-lisp/bytecomp.el (byte-compile-char-before)
(byte-compile-backward-char, byte-compile-backward-word):
Handle explicit nil arguments.
modified:
lisp/ChangeLog
lisp/emacs-lisp/bytecomp.el
=== modified file 'lisp/ChangeLog'
--- a/lisp/ChangeLog 2013-06-06 05:35:01 +0000
+++ b/lisp/ChangeLog 2013-06-06 21:04:43 +0000
@@ -1,3 +1,9 @@
+2013-06-06 Glenn Morris <address@hidden>
+
+ * emacs-lisp/bytecomp.el (byte-compile-char-before)
+ (byte-compile-backward-char, byte-compile-backward-word):
+ Handle explicit nil arguments. (Bug#14565)
+
2013-06-05 Alan Mackenzie <address@hidden>
* isearch.el (isearch-allow-prefix): New user option.
=== modified file 'lisp/emacs-lisp/bytecomp.el'
--- a/lisp/emacs-lisp/bytecomp.el 2013-06-05 02:35:40 +0000
+++ b/lisp/emacs-lisp/bytecomp.el 2013-06-06 21:04:43 +0000
@@ -3447,31 +3447,34 @@
(byte-defop-compiler nconc)
(defun byte-compile-char-before (form)
- (cond ((= 2 (length form))
+ (cond ((or (= 1 (length form))
+ (and (= 2 (length form)) (not (nth 1 form))))
+ (byte-compile-form '(char-after (1- (point)))))
+ ((= 2 (length form))
(byte-compile-form (list 'char-after (if (numberp (nth 1 form))
(1- (nth 1 form))
`(1- ,(nth 1 form))))))
- ((= 1 (length form))
- (byte-compile-form '(char-after (1- (point)))))
(t (byte-compile-subr-wrong-args form "0-1"))))
;; backward-... ==> forward-... with negated argument.
(defun byte-compile-backward-char (form)
- (cond ((= 2 (length form))
+ (cond ((or (= 1 (length form))
+ (and (= 2 (length form)) (not (nth 1 form))))
+ (byte-compile-form '(forward-char -1)))
+ ((= 2 (length form))
(byte-compile-form (list 'forward-char (if (numberp (nth 1 form))
(- (nth 1 form))
`(- ,(nth 1 form))))))
- ((= 1 (length form))
- (byte-compile-form '(forward-char -1)))
(t (byte-compile-subr-wrong-args form "0-1"))))
(defun byte-compile-backward-word (form)
- (cond ((= 2 (length form))
+ (cond ((or (= 1 (length form))
+ (and (= 2 (length form)) (not (nth 1 form))))
+ (byte-compile-form '(forward-word -1)))
+ ((= 2 (length form))
(byte-compile-form (list 'forward-word (if (numberp (nth 1 form))
(- (nth 1 form))
`(- ,(nth 1 form))))))
- ((= 1 (length form))
- (byte-compile-form '(forward-word -1)))
(t (byte-compile-subr-wrong-args form "0-1"))))
(defun byte-compile-list (form)
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