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changeset 7200:12a12ef1f1bc

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[project @ 2007-11-27 05:51:46 by jwe]
author jwe
date Tue, 27 Nov 2007 05:51:46 +0000
parents cd6ceb8cbf09
children 76341ffda11e
files src/ChangeLog src/pt-idx.cc
diffstat 2 files changed, 14 insertions(+), 3 deletions(-) [+]
line wrap: on
line diff
--- a/src/ChangeLog	Tue Nov 27 03:29:57 2007 +0000
+++ b/src/ChangeLog	Tue Nov 27 05:51:46 2007 +0000
@@ -1,3 +1,8 @@
+2007-11-27  John W. Eaton  <jwe@octave.org>
+
+	* pt-idx.cc (tree_index_expression::lvalue): Treat object == []
+	the same as undefined.
+
 2007-11-26  John W. Eaton  <jwe@octave.org>
 
 	* oct-stream.cc (DO_DOUBLE_CONV): Always use long.
--- a/src/pt-idx.cc	Tue Nov 27 03:29:57 2007 +0000
+++ b/src/pt-idx.cc	Tue Nov 27 05:51:46 2007 +0000
@@ -513,7 +513,9 @@
 
 				retval.numel (nel);
 			      }
-			    else if (first_retval_object.is_defined ())
+			    else if (first_retval_object.is_defined ()
+				     && ! (first_retval_object.is_real_matrix ()
+					   && first_retval_object.is_zero_by_zero ()))
 			      {
 				octave_value_list tmp_list
 				  = first_retval_object.subsref (ttype, idx, 1);
@@ -530,7 +532,9 @@
 			  }
 			else
 			  {
-			    if (first_retval_object.is_defined ())
+			    if (first_retval_object.is_defined ()
+				&& ! (first_retval_object.is_real_matrix ()
+				      && first_retval_object.is_zero_by_zero ()))
 			      retval.numel (first_retval_object.numel ());
 			    else
 			      retval.numel (1);
@@ -542,7 +546,9 @@
 
 			if (! have_new_struct_field)
 			  {
-			    if (i > 0 && first_retval_object.is_defined ())
+			    if (i > 0 && first_retval_object.is_defined ()
+				&& ! (first_retval_object.is_real_matrix ()
+				      && first_retval_object.is_zero_by_zero ()))
 			      {
 				std::string ttype = type.substr (0, i);