From 6266d430ccaa8b0cf826a42e5d1d9686eaa3382a Mon Sep 17 00:00:00 2001
From: Charles Schlosser <cs.schlosser@gmail.com>
Date: Sat, 12 Apr 2025 19:34:11 +0000
Subject: [PATCH] packet segment: also check DiagonalWrapper

---
 Eigen/src/Core/util/XprHelper.h | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/Eigen/src/Core/util/XprHelper.h b/Eigen/src/Core/util/XprHelper.h
index 57f86f5ba..24268bfab 100644
--- a/Eigen/src/Core/util/XprHelper.h
+++ b/Eigen/src/Core/util/XprHelper.h
@@ -1023,6 +1023,9 @@ struct enable_packet_segment<ArrayWrapper<Xpr>> : enable_packet_segment<remove_a
 template <typename Xpr>
 struct enable_packet_segment<MatrixWrapper<Xpr>> : enable_packet_segment<remove_all_t<Xpr>> {};
 
+template <typename Xpr>
+struct enable_packet_segment<DiagonalWrapper<Xpr>> : enable_packet_segment<remove_all_t<Xpr>> {};
+
 }  // end namespace internal
 
 /** \class ScalarBinaryOpTraits