From 8861dce7eeac5bf16f28a0d0e3c73cc57abbcf65 Mon Sep 17 00:00:00 2001
From: Hauke Heibel <hauke.heibel@gmail.com>
Date: Wed, 3 Feb 2010 09:07:17 +0100
Subject: [PATCH] Fixed 32bit builds.

---
 Eigen/src/Core/CwiseNullaryOp.h         | 10 +++++-----
 Eigen/src/Core/DenseBase.h              |  6 +++---
 Eigen/src/plugins/MatrixCwiseUnaryOps.h |  2 +-
 3 files changed, 9 insertions(+), 9 deletions(-)

diff --git a/Eigen/src/Core/CwiseNullaryOp.h b/Eigen/src/Core/CwiseNullaryOp.h
index f4dd0b695..5800335d7 100644
--- a/Eigen/src/Core/CwiseNullaryOp.h
+++ b/Eigen/src/Core/CwiseNullaryOp.h
@@ -238,11 +238,11 @@ DenseBase<Derived>::Constant(const Scalar& value)
   * Example: \include DenseBase_LinSpaced_seq.cpp
   * Output: \verbinclude DenseBase_LinSpaced_seq.out
   *
-  * \sa setLinSpaced(Scalar,Scalar,int), LinSpaced(Scalar,Scalar,int), CwiseNullaryOp
+  * \sa setLinSpaced(const Scalar&,const Scalar&,int), LinSpaced(Scalar,Scalar,int), CwiseNullaryOp
   */
 template<typename Derived>
 EIGEN_STRONG_INLINE const typename DenseBase<Derived>::SequentialLinSpacedReturnType
-DenseBase<Derived>::LinSpaced(Sequential_t, Scalar low, Scalar high, int size)
+DenseBase<Derived>::LinSpaced(Sequential_t, const Scalar& low, const Scalar& high, int size)
 {
   EIGEN_STATIC_ASSERT_VECTOR_ONLY(Derived)
   return NullaryExpr(size, ei_linspaced_op<Scalar,false>(low,high,size));
@@ -258,11 +258,11 @@ DenseBase<Derived>::LinSpaced(Sequential_t, Scalar low, Scalar high, int size)
   * Example: \include DenseBase_LinSpaced.cpp
   * Output: \verbinclude DenseBase_LinSpaced.out
   *
-  * \sa setLinSpaced(Scalar,Scalar,int), LinSpaced(Sequential_t,Scalar,Scalar,int), CwiseNullaryOp
+  * \sa setLinSpaced(const Scalar&,const Scalar&,int), LinSpaced(Sequential_t,const Scalar&,const Scalar&,int), CwiseNullaryOp
   */
 template<typename Derived>
 EIGEN_STRONG_INLINE const typename DenseBase<Derived>::RandomAccessLinSpacedReturnType
-DenseBase<Derived>::LinSpaced(Scalar low, Scalar high, int size)
+DenseBase<Derived>::LinSpaced(const Scalar& low, const Scalar& high, int size)
 {
   EIGEN_STATIC_ASSERT_VECTOR_ONLY(Derived)
   return NullaryExpr(size, ei_linspaced_op<Scalar,true>(low,high,size));
@@ -358,7 +358,7 @@ DenseStorageBase<Derived,_Base,_Options>::setConstant(int rows, int cols, const
   * \sa CwiseNullaryOp
   */
 template<typename Derived>
-EIGEN_STRONG_INLINE Derived& DenseBase<Derived>::setLinSpaced(Scalar low, Scalar high, int size)
+EIGEN_STRONG_INLINE Derived& DenseBase<Derived>::setLinSpaced(const Scalar& low, const Scalar& high, int size)
 {
   EIGEN_STATIC_ASSERT_VECTOR_ONLY(Derived)
   return derived() = Derived::NullaryExpr(size, ei_linspaced_op<Scalar,false>(low,high,size));
diff --git a/Eigen/src/Core/DenseBase.h b/Eigen/src/Core/DenseBase.h
index e0a3a04af..a2165b52f 100644
--- a/Eigen/src/Core/DenseBase.h
+++ b/Eigen/src/Core/DenseBase.h
@@ -348,9 +348,9 @@ template<typename Derived> class DenseBase
     Constant(const Scalar& value);
 
     static const SequentialLinSpacedReturnType
-    LinSpaced(Sequential_t, Scalar low, Scalar high, int size);
+    LinSpaced(Sequential_t, const Scalar& low, const Scalar& high, int size);
     static const RandomAccessLinSpacedReturnType
-    LinSpaced(Scalar low, Scalar high, int size);
+    LinSpaced(const Scalar& low, const Scalar& high, int size);
 
     template<typename CustomNullaryOp>
     static const CwiseNullaryOp<CustomNullaryOp, Derived>
@@ -371,7 +371,7 @@ template<typename Derived> class DenseBase
 
     void fill(const Scalar& value);
     Derived& setConstant(const Scalar& value);
-    Derived& setLinSpaced(Scalar low, Scalar high, int size);
+    Derived& setLinSpaced(const Scalar& low, const Scalar& high, int size);
     Derived& setZero();
     Derived& setOnes();
     Derived& setRandom();
diff --git a/Eigen/src/plugins/MatrixCwiseUnaryOps.h b/Eigen/src/plugins/MatrixCwiseUnaryOps.h
index d75e229fb..8927711ed 100644
--- a/Eigen/src/plugins/MatrixCwiseUnaryOps.h
+++ b/Eigen/src/plugins/MatrixCwiseUnaryOps.h
@@ -75,7 +75,7 @@ cwiseInverse() const { return derived(); }
   * \sa cwiseEqual(const MatrixBase<OtherDerived> &) const
   */
 inline const CwiseUnaryOp<std::binder1st<std::equal_to<Scalar> >,Derived>
-cwiseEqual(Scalar s) const
+cwiseEqual(const Scalar& s) const
 {
   return CwiseUnaryOp<std::binder1st<std::equal_to<Scalar> >,Derived>
           (derived(), std::bind1st(std::equal_to<Scalar>(), s));