https://github.com/ThePhD/sol2/pull/1676
https://bugs.gentoo.org/955999

From 8f80cd79f60613b96c877cec2bba3efee2a78225 Mon Sep 17 00:00:00 2001
From: martin nylin <martin.nylin@gmail.com>
Date: Tue, 11 Mar 2025 20:58:43 +0100
Subject: [PATCH 1/2] Change end() to sen() in usertype_container.hpp

---
 include/sol/usertype_container.hpp | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/include/sol/usertype_container.hpp b/include/sol/usertype_container.hpp
index 6d25d2a8..3ff81724 100644
--- a/include/sol/usertype_container.hpp
+++ b/include/sol/usertype_container.hpp
@@ -1189,7 +1189,7 @@ namespace sol {
 			static int next_associative(std::true_type, lua_State* L_) {
 				iter& i = stack::unqualified_get<user<iter>>(L_, 1);
 				auto& it = i.it();
-				auto& end = i.end();
+				auto& end = i.sen();
 				if (it == end) {
 					return stack::push(L_, lua_nil);
 				}

From a6872ef46b08704b9069ebf83161f4637459ce63 Mon Sep 17 00:00:00 2001
From: martin nylin <martin.nylin@gmail.com>
Date: Tue, 11 Mar 2025 21:28:44 +0100
Subject: [PATCH 2/2] Fix array index out of bounds in stack_field.hpp

---
 include/sol/stack_field.hpp | 12 +++++++++++-
 1 file changed, 11 insertions(+), 1 deletion(-)

diff --git a/include/sol/stack_field.hpp b/include/sol/stack_field.hpp
index 9dd66e2e..3b815225 100644
--- a/include/sol/stack_field.hpp
+++ b/include/sol/stack_field.hpp
@@ -113,7 +113,17 @@ namespace sol { namespace stack {
 						lua_getglobal(L, &key[0]);
 					}
 					else {
-						lua_getfield(L, tableindex, &key[0]);
+						if constexpr (std::is_same_v<std::decay_t<Key>, const char*>) {
+							// Handle const char* case
+							if (key != nullptr) {
+								lua_getfield(L, tableindex, key);
+							} else {
+								push(L, lua_nil);
+							}
+						} else {
+							// Handle std::string case
+							lua_getfield(L, tableindex, key.c_str());
+						}
 					}
 				}
 				else if constexpr (std::is_same_v<T, meta_function>) {