# HG changeset patch
# User David Bateman <dbateman@free.fr>
# Date 1371906833 -7200
# Node ID 617a6e5a974ab8158e4cc411495b1fd6babddb93
# Parent  f4eef73b6e90a2fb021def3d27cbd6762a9ebdc5
Partially undo the changeset 8fce0ed4894a as sparse specialized version of is_empty can be used in all cases.

diff --git a/libinterp/octave-value/ov-base-sparse.cc b/libinterp/octave-value/ov-base-sparse.cc
--- a/libinterp/octave-value/ov-base-sparse.cc
+++ b/libinterp/octave-value/ov-base-sparse.cc
@@ -278,15 +278,6 @@
 
 template <class T>
 bool
-octave_base_sparse<T>::is_empty (void) const
-{
-  dim_vector dv = dims ();
-
-  return (dv.any_zero ());
-}
-
-template <class T>
-bool
 octave_base_sparse<T>::print_as_scalar (void) const
 {
   dim_vector dv = dims ();
diff --git a/libinterp/octave-value/ov-base-sparse.h b/libinterp/octave-value/ov-base-sparse.h
--- a/libinterp/octave-value/ov-base-sparse.h
+++ b/libinterp/octave-value/ov-base-sparse.h
@@ -139,8 +139,6 @@
 
   bool is_defined (void) const { return true; }
 
-  bool is_empty (void) const;
-
   bool is_constant (void) const { return true; }
 
   bool is_true (void) const;
diff --git a/libinterp/octave-value/ov-base.h b/libinterp/octave-value/ov-base.h
--- a/libinterp/octave-value/ov-base.h
+++ b/libinterp/octave-value/ov-base.h
@@ -331,7 +331,7 @@
 
   virtual bool is_defined (void) const { return false; }
 
-  virtual bool is_empty (void) const { return numel () == 0; }
+  bool is_empty (void) const { return (dims ().any_zero ()); }
 
   virtual bool is_cell (void) const { return false; }