From 02ee26a3a51675969016bab4e3e406d58b0979b6 Mon Sep 17 00:00:00 2001
From: Benoit Jacob <jacob.benoit.1@gmail.com>
Date: Sun, 6 Feb 2011 12:43:01 -0500
Subject: fix build of class Block examples

---
 doc/examples/class_Block.cpp      | 4 ++--
 doc/examples/class_FixedBlock.cpp | 4 ++--
 2 files changed, 4 insertions(+), 4 deletions(-)

diff --git a/doc/examples/class_Block.cpp b/doc/examples/class_Block.cpp
index c6144cef5..ace719afc 100644
--- a/doc/examples/class_Block.cpp
+++ b/doc/examples/class_Block.cpp
@@ -11,10 +11,10 @@ topLeftCorner(MatrixBase<Derived>& m, int rows, int cols)
 }
 
 template<typename Derived>
-const Eigen::Block<Derived>
+const Eigen::Block<const Derived>
 topLeftCorner(const MatrixBase<Derived>& m, int rows, int cols)
 {
-  return Eigen::Block<Derived>(m.derived(), 0, 0, rows, cols);
+  return Eigen::Block<const Derived>(m.derived(), 0, 0, rows, cols);
 }
 
 int main(int, char**)
diff --git a/doc/examples/class_FixedBlock.cpp b/doc/examples/class_FixedBlock.cpp
index 5e0e53da3..9978b32e8 100644
--- a/doc/examples/class_FixedBlock.cpp
+++ b/doc/examples/class_FixedBlock.cpp
@@ -11,10 +11,10 @@ topLeft2x2Corner(MatrixBase<Derived>& m)
 }
 
 template<typename Derived>
-const Eigen::Block<Derived, 2, 2>
+const Eigen::Block<const Derived, 2, 2>
 topLeft2x2Corner(const MatrixBase<Derived>& m)
 {
-  return Eigen::Block<Derived, 2, 2>(m.derived(), 0, 0);
+  return Eigen::Block<const Derived, 2, 2>(m.derived(), 0, 0);
 }
 
 int main(int, char**)
-- 
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