Fix the block_sparse_matrix_04 testcase failure.

git-svn-id: https://svn.dealii.org/trunk@9405 0785d39b-7218-0410-832d-ea1e28bc413d

diff --git a/deal.II/lac/include/lac/block_matrix_base.h b/deal.II/lac/include/lac/block_matrix_base.h
index a41670fd82c2cf41cf8a1c5d3d194f4051b5d2a7..aa2b77c8a69d63ed8ae27ba46b36ec25720b328c 100644 (file)
--- a/deal.II/lac/include/lac/block_matrix_base.h
+++ b/deal.II/lac/include/lac/block_matrix_base.h
@@ -940,6 +940,8 @@ namespace internal
                     accessor.row_start =
                       accessor.matrix->row_block_indices
                       .local_to_global(accessor.row_block, 0);
+                  else
+                    accessor.row_start = 0;
                 }
             }
                                            // Finally, set base_iterator