Index: vector_sparse.hpp
===================================================================
RCS file: /cvsroot/boost/boost/boost/numeric/ublas/vector_sparse.hpp,v
retrieving revision 1.76
diff -u -r1.76 vector_sparse.hpp
--- vector_sparse.hpp	4 Feb 2006 15:13:25 -0000	1.76
+++ vector_sparse.hpp	4 Nov 2006 06:54:39 -0000
@@ -1476,6 +1485,9 @@
                 index_data_. resize (capacity_, size_type ());
                 value_data_. resize (capacity_, value_type ());
                 filled_ = (std::min) (capacity_, filled_);
+                while (filled_ && (zero_based(index_data_[filled_ - 1]) >= size)) {
+                    --filled_;
+                }
             }
             else {
                 index_data_. resize (capacity_);
@@ -1977,6 +1989,7 @@
             BOOST_UBLAS_CHECK (filled_ <= capacity_, internal_logic ());
             BOOST_UBLAS_CHECK (sorted_filled_ <= filled_, internal_logic ());
             BOOST_UBLAS_CHECK (sorted_ == (sorted_filled_ == filled_), internal_logic ());
+            BOOST_UBLAS_CHECK (!filled_ || (zero_based(index_data_[filled_ - 1]) < size_), internal_logic ());
         }
 
         size_type size_;