From 3d9a4c06d9aef0ad34e195a9e93a38c2262f4d41 Mon Sep 17 00:00:00 2001
From: Nigel Stewart <nigels@nigels.com>
Date: Fri, 8 Mar 2024 14:30:06 +1000
Subject: [PATCH] cxxopts as_optional fixup (#422)

Co-authored-by: Nigel Stewart <nigel.stewart@emesent.io>
---
 include/cxxopts.hpp | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/include/cxxopts.hpp b/include/cxxopts.hpp
index 7224807..1b59fde 100644
--- a/include/cxxopts.hpp
+++ b/include/cxxopts.hpp
@@ -1543,6 +1543,9 @@ CXXOPTS_DIAGNOSTIC_POP
   std::optional<T>
   as_optional() const
   {
+    if (m_value == nullptr) {
+      return std::nullopt;
+    }
     return as<T>();
   }
 #endif