From 0195a5065c71cbd29c28f3f26f8a0ebb247c9ee9 Mon Sep 17 00:00:00 2001
From: Yoshihiro Hokazono <yoshihiro.hokazono@pixiedusttech.com>
Date: Tue, 21 Jun 2022 06:45:26 +0900
Subject: [PATCH] Complete "remainig" backward compatibility

---
 include/argparse/argparse.hpp | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/include/argparse/argparse.hpp b/include/argparse/argparse.hpp
index b4d6c2b..bb9474f 100644
--- a/include/argparse/argparse.hpp
+++ b/include/argparse/argparse.hpp
@@ -836,7 +836,8 @@ private:
       return std::any_cast<T>(mDefaultValue);
     } else {
       if constexpr (details::is_container_v<T>)
-        return any_cast_container<T>(mValues);
+        if (!mAcceptsOptionalLikeValue)
+          return any_cast_container<T>(mValues);
     }
     throw std::logic_error("No value provided for '" + mNames.back() + "'.");
   }