From eff43b4c84442260f999c1cb37455c5f9bb4e1ea Mon Sep 17 00:00:00 2001
From: Alex <dornbirndevelops@gmail.com>
Date: Fri, 3 Jan 2025 23:03:14 +0100
Subject: [PATCH] avoid potential null dereferences

---
 include/boost/program_options/detail/value_semantic.hpp | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/include/boost/program_options/detail/value_semantic.hpp b/include/boost/program_options/detail/value_semantic.hpp
index 870ce2fb9..3daae58c3 100644
--- a/include/boost/program_options/detail/value_semantic.hpp
+++ b/include/boost/program_options/detail/value_semantic.hpp
@@ -42,10 +42,10 @@ namespace boost { namespace program_options {
     typed_value<T, charT>::notify(const boost::any& value_store) const
     {
         const T* value = boost::any_cast<T>(&value_store);
-        if (m_store_to) {
+        if (m_store_to && value) {
             *m_store_to = *value;
         }
-        if (m_notifier) {
+        if (m_notifier && value) {
             m_notifier(*value);
         }
     }