From 2ab4922431cfdde2b88100cea3759807add23157 Mon Sep 17 00:00:00 2001
From: Deanna Hood <deanna.m.hood@gmail.com>
Date: Wed, 18 Mar 2015 07:24:13 +1000
Subject: [PATCH 1/3] Make html directory before generating output image there

---
 doc/special_examples/CMakeLists.txt | 7 ++++---
 1 file changed, 4 insertions(+), 3 deletions(-)

diff --git a/doc/special_examples/CMakeLists.txt b/doc/special_examples/CMakeLists.txt
index aab80a55d..101fbc5f9 100644
--- a/doc/special_examples/CMakeLists.txt
+++ b/doc/special_examples/CMakeLists.txt
@@ -10,9 +10,10 @@ if(QT4_FOUND)
   target_link_libraries(Tutorial_sparse_example ${EIGEN_STANDARD_LIBRARIES_TO_LINK_TO} ${QT_QTCORE_LIBRARY} ${QT_QTGUI_LIBRARY})
 
   add_custom_command(
-      TARGET Tutorial_sparse_example
-      POST_BUILD
-      COMMAND Tutorial_sparse_example ARGS ${CMAKE_CURRENT_BINARY_DIR}/../html/Tutorial_sparse_example.jpeg
+    TARGET Tutorial_sparse_example
+    POST_BUILD
+    COMMAND ${CMAKE_COMMAND} -E make_directory ${CMAKE_CURRENT_BINARY_DIR}/../html/
+    COMMAND Tutorial_sparse_example ARGS ${CMAKE_CURRENT_BINARY_DIR}/../html/Tutorial_sparse_example.jpeg
   )
 
   add_dependencies(all_examples Tutorial_sparse_example)

From 266a84558fe204d561df3071e280731d80e5fe4c Mon Sep 17 00:00:00 2001
From: Christoph Hertzberg <chtz@informatik.uni-bremen.de>
Date: Fri, 27 Mar 2015 16:36:59 +0100
Subject: [PATCH 2/3] Optionally build the documentation when building unit
 tests.

---
 test/CMakeLists.txt | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/test/CMakeLists.txt b/test/CMakeLists.txt
index 393c35b57..54ce7fb30 100644
--- a/test/CMakeLists.txt
+++ b/test/CMakeLists.txt
@@ -332,3 +332,8 @@ endif(EIGEN_TEST_NVCC)
 
 file(MAKE_DIRECTORY ${CMAKE_CURRENT_BINARY_DIR}/failtests)    
 add_test(NAME failtests WORKING_DIRECTORY ${CMAKE_CURRENT_BINARY_DIR}/failtests COMMAND ${CMAKE_COMMAND} ${Eigen_SOURCE_DIR} -G "${CMAKE_GENERATOR}" -DEIGEN_FAILTEST=ON)
+
+option(EIGEN_TEST_BUILD_DOCUMENTATION "Test building the doxygen documentation" OFF)
+IF(EIGEN_TEST_BUILD_DOCUMENTATION)
+  add_dependencies(buildtests doc)
+ENDIF()

From 09a5361d1ba1cc545739f72188d01a7ee781a48d Mon Sep 17 00:00:00 2001
From: Christoph Hertzberg <chtz@informatik.uni-bremen.de>
Date: Sat, 28 Mar 2015 12:36:24 +0100
Subject: [PATCH 3/3] bug #983: Pass Vector3 by const reference and not by
 value

---
 Eigen/src/Geometry/Quaternion.h | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/Eigen/src/Geometry/Quaternion.h b/Eigen/src/Geometry/Quaternion.h
index e90ce77eb..e5ece3323 100644
--- a/Eigen/src/Geometry/Quaternion.h
+++ b/Eigen/src/Geometry/Quaternion.h
@@ -162,7 +162,7 @@ class QuaternionBase : public RotationBase<Derived, 3>
   { return coeffs().isApprox(other.coeffs(), prec); }
 
 	/** return the result vector of \a v through the rotation*/
-  EIGEN_STRONG_INLINE Vector3 _transformVector(Vector3 v) const;
+  EIGEN_STRONG_INLINE Vector3 _transformVector(const Vector3& v) const;
 
   /** \returns \c *this with scalar type casted to \a NewScalarType
     *
@@ -462,7 +462,7 @@ EIGEN_STRONG_INLINE Derived& QuaternionBase<Derived>::operator*= (const Quaterni
   */
 template <class Derived>
 EIGEN_STRONG_INLINE typename QuaternionBase<Derived>::Vector3
-QuaternionBase<Derived>::_transformVector(Vector3 v) const
+QuaternionBase<Derived>::_transformVector(const Vector3& v) const
 {
     // Note that this algorithm comes from the optimization by hand
     // of the conversion to a Matrix followed by a Matrix/Vector product.