(hack-one-local-variable): Clear text props from string value.

lisp/ChangeLog

@@ -1,3 +1,8 @@
+2002-04-02  Richard M. Stallman  <rms@gnu.org>
+
+	* files.el (hack-one-local-variable):
+	Clear text props from string value.
+
 2002-04-02  Mike Williams  <mdub@bigfoot.com>
 
 	* textmodes/sgml-mode.el (sgml-close-tag): Rename from

lisp/files.el

@@ -1994,6 +1994,11 @@ is considered risky."
 	   (message "Ignoring `eval:' in the local variables list")))
 	;; Ordinary variable, really set it.
 	(t (make-local-variable var)
+	   ;; Make sure the string has no text properties.
+	   ;; Some text properties can get evaluated in various ways,
+	   ;; so it is risky to put them on with a local variable list.
+	   (if (stringp val)
+	       (set-text-properties 0 (length val) nil val))
 	   (set var val))))