From a67eea05c167e69f5e82410941d8645764e45038 Mon Sep 17 00:00:00 2001
From: Gael Guennebaud <g.gael@free.fr>
Date: Wed, 3 Oct 2012 21:58:14 +0200
Subject: fix comma initializer when inserting empty matrices

---
 Eigen/src/Core/CommaInitializer.h | 2 ++
 1 file changed, 2 insertions(+)

(limited to 'Eigen/src/Core/CommaInitializer.h')

diff --git a/Eigen/src/Core/CommaInitializer.h b/Eigen/src/Core/CommaInitializer.h
index 4adce6414..f20c1774c 100644
--- a/Eigen/src/Core/CommaInitializer.h
+++ b/Eigen/src/Core/CommaInitializer.h
@@ -65,6 +65,8 @@ struct CommaInitializer
   template<typename OtherDerived>
   CommaInitializer& operator,(const DenseBase<OtherDerived>& other)
   {
+    if(other.cols()==0 || other.rows()==0)
+      return *this;
     if (m_col==m_xpr.cols())
     {
       m_row+=m_currentBlockRows;
-- 
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