From 7d1d6304572fd062523000f9765530694a8297fd Mon Sep 17 00:00:00 2001
From: Chris Thrasher <chrisjthrasher@gmail.com>
Date: Wed, 21 Aug 2024 10:15:33 -0600
Subject: [PATCH] Reimplement event assertions to loosen constexpr restrictions
 on event subtypes

Co-authored-by: Vittorio Romeo <vittorio.romeo@outlook.com>
---
 include/SFML/Window/Event.hpp | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/include/SFML/Window/Event.hpp b/include/SFML/Window/Event.hpp
index 4f2fa9c0a..caaeda74d 100644
--- a/include/SFML/Window/Event.hpp
+++ b/include/SFML/Window/Event.hpp
@@ -373,13 +373,13 @@ private:
     // Helper functions
     ////////////////////////////////////////////////////////////
     template <typename T, typename... Ts>
-    [[nodiscard]] static constexpr bool isInParameterPack(const std::variant<Ts...>&)
+    [[nodiscard]] static constexpr bool isInParameterPack(const std::variant<Ts...>*)
     {
         return (std::is_same_v<T, Ts> || ...);
     }
 
     template <typename T>
-    static constexpr bool isEventSubtype = isInParameterPack<T>(decltype(m_data)());
+    static constexpr bool isEventSubtype = isInParameterPack<T>(decltype (&m_data)(nullptr));
 };
 
 } // namespace sf