From: Richard M. Stallman <rms@gnu.org>
Date: Thu, 23 Dec 1993 04:46:18 +0000 (+0000)
Subject: (c-delete-backslash): Do nothing if empty line.
X-Git-Tag: emacs-19.34~10546
X-Git-Url: http://git.eshelyaron.com/gitweb/?a=commitdiff_plain;h=7620dcc5bbcebe2bee80b9cab70777266c09d831;p=emacs.git

(c-delete-backslash): Do nothing if empty line.
---

diff --git a/lisp/progmodes/c-mode.el b/lisp/progmodes/c-mode.el
index 429d0bf2292..ebab0c77130 100644
--- a/lisp/progmodes/c-mode.el
+++ b/lisp/progmodes/c-mode.el
@@ -1314,10 +1314,12 @@ definition and conveniently use this command."
 
 (defun c-delete-backslash ()
   (end-of-line)
-  (forward-char -1)
-  (if (looking-at "\\\\")
-      (delete-region (1+ (point))
-		     (progn (skip-chars-backward " \t") (point)))))
+  (or (bolp)
+      (progn
+	(forward-char -1)
+	(if (looking-at "\\\\")
+	    (delete-region (1+ (point))
+			   (progn (skip-chars-backward " \t") (point)))))))
 
 (defun c-up-conditional (count)
   "Move back to the containing preprocessor conditional, leaving mark behind.