From 89a86ed422131dab04291b2a9c3ac18ed224ed21 Mon Sep 17 00:00:00 2001
From: Gael Guennebaud <g.gael@free.fr>
Date: Wed, 2 Sep 2020 15:43:58 +0200
Subject: [PATCH] fix #1901: warning in Mode==(Upper|Lower)

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

diff --git a/Eigen/src/SparseCore/SparseSelfAdjointView.h b/Eigen/src/SparseCore/SparseSelfAdjointView.h
index 65611b3d4..76117a010 100644
--- a/Eigen/src/SparseCore/SparseSelfAdjointView.h
+++ b/Eigen/src/SparseCore/SparseSelfAdjointView.h
@@ -453,7 +453,7 @@ void permute_symm_to_fullsymm(const MatrixType& mat, SparseMatrix<typename Matri
       Index r = it.row();
       Index c = it.col();
       Index ip = perm ? perm[i] : i;
-      if(Mode==(Upper|Lower))
+      if(Mode==int(Upper|Lower))
         count[StorageOrderMatch ? jp : ip]++;
       else if(r==c)
         count[ip]++;
@@ -486,7 +486,7 @@ void permute_symm_to_fullsymm(const MatrixType& mat, SparseMatrix<typename Matri
       StorageIndex jp = perm ? perm[j] : j;
       StorageIndex ip = perm ? perm[i] : i;
       
-      if(Mode==(Upper|Lower))
+      if(Mode==int(Upper|Lower))
       {
         Index k = count[StorageOrderMatch ? jp : ip]++;
         dest.innerIndexPtr()[k] = StorageOrderMatch ? ip : jp;