From 5539587b1f5b5922b2419b0a4468cf2f393def51 Mon Sep 17 00:00:00 2001
From: Gael Guennebaud <g.gael@free.fr>
Date: Tue, 17 Jul 2018 10:29:12 +0200
Subject: [PATCH] Some warning fixes

---
 Eigen/src/Householder/HouseholderSequence.h     | 2 +-
 Eigen/src/SparseLU/SparseLU.h                   | 3 ---
 unsupported/Eigen/src/IterativeSolvers/DGMRES.h | 1 -
 3 files changed, 1 insertion(+), 5 deletions(-)

diff --git a/Eigen/src/Householder/HouseholderSequence.h b/Eigen/src/Householder/HouseholderSequence.h
index af19701a4..e62befcb6 100644
--- a/Eigen/src/Householder/HouseholderSequence.h
+++ b/Eigen/src/Householder/HouseholderSequence.h
@@ -356,7 +356,7 @@ template<typename VectorsType, typename CoeffsType, int Side> class HouseholderS
       if(m_length>=BlockSize && dst.cols()>1)
       {
         // Make sure we have at least 2 useful blocks, otherwise it is point-less:
-        Index blockSize = m_length<2*BlockSize ? (m_length+1)/2 : BlockSize;
+        Index blockSize = m_length<Index(2*BlockSize) ? (m_length+1)/2 : Index(BlockSize);
         for(Index i = 0; i < m_length; i+=blockSize)
         {
           Index end = m_reverse ? (std::min)(m_length,i+blockSize) : m_length-i;
diff --git a/Eigen/src/SparseLU/SparseLU.h b/Eigen/src/SparseLU/SparseLU.h
index 5d2419353..91b6369ac 100644
--- a/Eigen/src/SparseLU/SparseLU.h
+++ b/Eigen/src/SparseLU/SparseLU.h
@@ -499,11 +499,8 @@ void SparseLU<MatrixType, OrderingType>::factorize(const MatrixType& matrix)
   eigen_assert(m_analysisIsOk && "analyzePattern() should be called first"); 
   eigen_assert((matrix.rows() == matrix.cols()) && "Only for squared matrices");
   
-  typedef typename IndexVector::Scalar StorageIndex; 
-  
   m_isInitialized = true;
   
-  
   // Apply the column permutation computed in analyzepattern()
   //   m_mat = matrix * m_perm_c.inverse(); 
   m_mat = matrix;
diff --git a/unsupported/Eigen/src/IterativeSolvers/DGMRES.h b/unsupported/Eigen/src/IterativeSolvers/DGMRES.h
index be039e07f..85a4f696c 100644
--- a/unsupported/Eigen/src/IterativeSolvers/DGMRES.h
+++ b/unsupported/Eigen/src/IterativeSolvers/DGMRES.h
@@ -392,7 +392,6 @@ inline typename DGMRES<_MatrixType, _Preconditioner>::ComplexVector DGMRES<_Matr
 template< typename _MatrixType, typename _Preconditioner>
 inline typename DGMRES<_MatrixType, _Preconditioner>::ComplexVector DGMRES<_MatrixType, _Preconditioner>::schurValues(const RealSchur<DenseMatrix>& schurofH) const
 {
-  typedef typename MatrixType::Index Index;
   const DenseMatrix& T = schurofH.matrixT();
   Index it = T.rows();
   ComplexVector eig(it);