From 871698d3aa3e125561226a08bee9aa2db5dec6aa Mon Sep 17 00:00:00 2001
From: Hauke Heibel <hauke.heibel@gmail.com>
Date: Sat, 6 Feb 2010 17:43:32 +0100
Subject: Introduced NestParentByRefBit and NestByRefBit - this should fix
 temporaries related to nested products. Fixed a few typos and a few warnings.

---
 Eigen/src/Core/CwiseUnaryView.h | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

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

diff --git a/Eigen/src/Core/CwiseUnaryView.h b/Eigen/src/Core/CwiseUnaryView.h
index 2198ed226..deef14597 100644
--- a/Eigen/src/Core/CwiseUnaryView.h
+++ b/Eigen/src/Core/CwiseUnaryView.h
@@ -47,7 +47,8 @@ struct ei_traits<CwiseUnaryView<ViewOp, MatrixType> >
   typedef typename MatrixType::Nested MatrixTypeNested;
   typedef typename ei_cleantype<MatrixTypeNested>::type _MatrixTypeNested;
   enum {
-    Flags = (ei_traits<_MatrixTypeNested>::Flags & (HereditaryBits | LinearAccessBit | AlignedBit)),
+    Flags = (ei_traits<_MatrixTypeNested>::Flags & (HereditaryBits | LinearAccessBit | AlignedBit))
+      | EIGEN_PROPAGATE_NESTING_BIT(ei_traits<MatrixType>::Flags), // if I am not wrong, I need to test this on MatrixType and not on the nested type
     CoeffReadCost = ei_traits<_MatrixTypeNested>::CoeffReadCost + ei_functor_traits<ViewOp>::Cost
   };
 };
-- 
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