From 6b6e638c96cb03f387ecb469c8551a3b0b8a805e Mon Sep 17 00:00:00 2001
From: Lucas Colley <lucas.colley8@gmail.com>
Date: Fri, 28 Aug 2026 00:44:16 +0100
Subject: [PATCH] fix: remove `static` from `type_has_shared_from_this`

---
 include/pybind11/detail/struct_smart_holder.h | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/include/pybind11/detail/struct_smart_holder.h b/include/pybind11/detail/struct_smart_holder.h
index 5d7c31cdaf..cd61065adb 100644
--- a/include/pybind11/detail/struct_smart_holder.h
+++ b/include/pybind11/detail/struct_smart_holder.h
@@ -68,14 +68,14 @@ static constexpr bool type_has_shared_from_this(...) { return false; }
 // This overload uses SFINAE to skip enable_shared_from_this checks when the
 // base is inaccessible (e.g. private inheritance).
 template <typename T>
-static auto type_has_shared_from_this(const T *ptr)
+auto type_has_shared_from_this(const T *ptr)
     -> decltype(static_cast<const std::enable_shared_from_this<T> *>(ptr), true) {
     return true;
 }
 
 // Inaccessible base → substitution failure → fallback overload selected
 template <typename T>
-static constexpr bool type_has_shared_from_this(const void *) {
+constexpr bool type_has_shared_from_this(const void *) {
     return false;
 }