From 62de40f8bb82bae0abeb8978d29725d0e3c8939e Mon Sep 17 00:00:00 2001
From: Gael Guennebaud <g.gael@free.fr>
Date: Thu, 26 Mar 2009 07:10:59 +0000
Subject: [PATCH] oops forgot to include a file in previous commit (I had other
 local changes I did not want to commit yet...)

---
 Eigen/src/Core/util/XprHelper.h | 6 +-----
 1 file changed, 1 insertion(+), 5 deletions(-)

diff --git a/Eigen/src/Core/util/XprHelper.h b/Eigen/src/Core/util/XprHelper.h
index 82e32f1f5..60d686949 100644
--- a/Eigen/src/Core/util/XprHelper.h
+++ b/Eigen/src/Core/util/XprHelper.h
@@ -73,11 +73,7 @@ template<typename T> struct ei_functor_traits
   };
 };
 
-template<typename T> struct ei_packet_traits
-{
-  typedef T type;
-  enum {size=1};
-};
+template<typename T> struct ei_packet_traits;
 
 template<typename T> struct ei_unpacket_traits
 {