From e52ac76ca354d3957cf6c7bc047ae22705f235a3 Mon Sep 17 00:00:00 2001
From: Charles Schlosser <cs.schlosser@gmail.com>
Date: Wed, 6 Nov 2024 17:25:22 +0000
Subject: [PATCH] use EIGEN_CPLUSPLUS instead of checking cpp version

---
 Eigen/src/Core/StlIterators.h | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/Eigen/src/Core/StlIterators.h b/Eigen/src/Core/StlIterators.h
index bb897f8c6..25d457530 100644
--- a/Eigen/src/Core/StlIterators.h
+++ b/Eigen/src/Core/StlIterators.h
@@ -325,7 +325,7 @@ class pointer_based_stl_iterator {
  public:
   typedef Index difference_type;
   typedef typename XprType::Scalar value_type;
-#if __cplusplus >= 202002L
+#if EIGEN_CPLUSPLUS >= 202002L
   typedef std::conditional_t<XprType::InnerStrideAtCompileTime == 1, std::contiguous_iterator_tag,
                              std::random_access_iterator_tag>
       iterator_category;