From 9585cf0689cb77dbd62a98c0a756ca22cebbfdb3 Mon Sep 17 00:00:00 2001
From: yus9 <yus9@pictionary.scorec.rpi.edu>
Date: Tue, 29 Apr 2025 16:42:59 -0400
Subject: [PATCH] remove deprecated std::iterator

---
 pumi/pumi_list.h | 7 ++++++-
 1 file changed, 6 insertions(+), 1 deletion(-)

diff --git a/pumi/pumi_list.h b/pumi/pumi_list.h
index b68ea95f8..8039b2a27 100644
--- a/pumi/pumi_list.h
+++ b/pumi/pumi_list.h
@@ -34,9 +34,14 @@ class ListMember
 };
 
 template <class T>
-class ListIterator : public std::iterator<std::forward_iterator_tag,T*>
+class ListIterator
 {
   public:
+    using iterator_category = std::forward_iterator_tag;
+    using value_type = T*;
+    using difference_type = std::ptrdiff_t;
+    using pointer = T**;
+    using reference = T*&;
     ListIterator():current(0) {}
     ListIterator(ListMember* p):current(p) {}
     bool operator==(ListIterator<T> const& other) const