# HG changeset patch
# User John W. Eaton <jwe@octave.org>
# Date 1294687928 18000
# Node ID caf1fd72f58792fd9103eeadcae4c157d0043469
# Parent  8a40037533e2199e378501878b4e50265452c673
__isequal__: avoid possible overloading of struct function for objects

diff --git a/scripts/ChangeLog b/scripts/ChangeLog
--- a/scripts/ChangeLog
+++ b/scripts/ChangeLog
@@ -1,3 +1,9 @@
+2011-01-10  John W. Eaton  <jwe@octave.org>
+
+	* general/private/__isequal__.m: Use builtin ("struct", ...) to
+	convert objects to a structs to avoid possible overloading of
+	the struct function.
+
 2011-01-09  Rik  <octave@nomad.inbox5.com>
 
 	* plot/orient.m, statistics/tests/kolmogorov_smirnov_test.m,
diff --git a/scripts/general/private/__isequal__.m b/scripts/general/private/__isequal__.m
--- a/scripts/general/private/__isequal__.m
+++ b/scripts/general/private/__isequal__.m
@@ -85,8 +85,9 @@
 
   ## From here on, compare objects as if they were structures.
   if (isobject (x))
-    x = struct (x);
-    varargin = cellfun (@struct, varargin, "uniformoutput", false);
+    x = builtin ("struct", x);
+    varargin = cellfun (@(x) builtin ("struct", x), varargin,
+                        "uniformoutput", false);
   endif
 
   if (t)