* remove ei_index, and let ei_traits propagate the index types

* add an Index type template parapeter to sparse objects

1 files changed, 1 insertions, 1 deletions

diff --git a/Eigen/src/Core/EigenBase.h b/Eigen/src/Core/EigenBase.h
index c9d3bd875..3485b36d2 100644
--- a/Eigen/src/Core/EigenBase.h
+++ b/Eigen/src/Core/EigenBase.h
@@ -40,7 +40,7 @@ template<typename Derived> struct EigenBase
 //   typedef typename ei_plain_matrix_type<Derived>::type PlainObject;
 
   typedef typename ei_traits<Derived>::StorageKind StorageKind;
-  typedef typename ei_index<StorageKind>::type Index;
+  typedef typename ei_traits<Derived>::Index Index;
 
   /** \returns a reference to the derived object */
   Derived& derived() { return *static_cast<Derived*>(this); }