From: Daniel Colascione <dancol@dancol.org>
Date: Fri, 9 Feb 2018 02:46:57 +0000 (-0800)
Subject: Fix iswitchb highlighting: don't mutate buffer name
X-Git-Tag: emacs-27.0.90~5713
X-Git-Url: http://git.eshelyaron.com/gitweb/?a=commitdiff_plain;h=05e8b4392be7fb368dcf4e4a19f75f94b323028d;p=emacs.git

Fix iswitchb highlighting: don't mutate buffer name

* lisp/obsolete/iswitchb.el (iswitchb-completions): Copy buffer name
  before applying face
---

diff --git a/lisp/obsolete/iswitchb.el b/lisp/obsolete/iswitchb.el
index ec92b96899a..55e81d08d1a 100644
--- a/lisp/obsolete/iswitchb.el
+++ b/lisp/obsolete/iswitchb.el
@@ -1247,7 +1247,7 @@ Modified from `icomplete-completions'."
 
     (if (and iswitchb-use-faces comps)
 	(progn
-	  (setq first (car comps))
+	  (setq first (copy-sequence (car comps)))
 	  (setq first (format "%s" first))
 	  (put-text-property 0 (length first) 'face
 			     (if (= (length comps) 1)