# HG changeset patch
# User Jaroslav Hajek <highegg@gmail.com>
# Date 1281437572 -7200
# Node ID 92c3e8068f28d66ef483a6c2d8f4005459f8c198
# Parent  5af852c93af3aff5dfe4c2fe491df7c87f1471a9
allow diff(logical)

diff -r 5af852c93af3 -r 92c3e8068f28 src/ChangeLog
--- a/src/ChangeLog	Mon Aug 09 21:16:05 2010 -0700
+++ b/src/ChangeLog	Tue Aug 10 12:52:52 2010 +0200
@@ -1,3 +1,7 @@
+2010-08-10  Jaroslav Hajek  <highegg@gmail.com>
+
+	* data.cc (Fdiff): Allow logical type.
+
 2010-08-09  Rik <octave@nomad.inbox5.com>
 
 	* oct-parse.yy (parse_fcn_file): Restore parsing of help text
diff -r 5af852c93af3 -r 92c3e8068f28 src/data.cc
--- a/src/data.cc	Mon Aug 09 21:16:05 2010 -0700
+++ b/src/data.cc	Tue Aug 10 12:52:52 2010 +0200
@@ -6461,8 +6461,8 @@
 
   if (nargin < 1 || nargin > 3)
     print_usage ();
-  else if (! args(0).is_numeric_type ())
-    error ("diff: X must be numeric");
+  else if (! (args(0).is_numeric_type () || args(0).is_bool_type ()))
+    error ("diff: X must be numeric or logical");
 
   if (! error_state)
     {