# HG changeset patch
# User John W. Eaton <jwe@octave.org>
# Date 1323063054 18000
# Node ID 8a566473361e297bc0933b9570483a4958fc2591
# Parent  99f039289e95a40ca125f534eae739e1cb8f4413
use static storage for Sparse nil rep instead of allocating it with new

* Sparse.h (Sparse<T>::SparseRep::nil_rep): Use static object for nil
rep instead of allocating it with new.
(Sparse<T>::Sparse (void)): Increment count here, not in
Sparse<T>::SparseRep::nil_rep.

diff -r 99f039289e95 -r 8a566473361e liboctave/Sparse.h
--- a/liboctave/Sparse.h	Mon Dec 05 00:30:51 2011 -0500
+++ b/liboctave/Sparse.h	Mon Dec 05 00:30:54 2011 -0500
@@ -169,18 +169,17 @@
 
   typename Sparse<T>::SparseRep *nil_rep (void) const
     {
-      static typename Sparse<T>::SparseRep *nr
-        = new typename Sparse<T>::SparseRep ();
-
-      nr->count++;
-
-      return nr;
+      static typename Sparse<T>::SparseRep nr;
+      return &nr;
     }
 
 public:
 
   Sparse (void)
-    : rep (nil_rep ()), dimensions (dim_vector(0,0)) { }
+    : rep (nil_rep ()), dimensions (dim_vector(0,0))
+    {
+      rep->count++;
+    }
 
   explicit Sparse (octave_idx_type n)
     : rep (new typename Sparse<T>::SparseRep (n)),