From 49eae742721b85e01d8035c1d4d7d83dd23e11f8 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Ricardo=20Lu=C3=ADs=20Vaz=20Silva?= <ricolvs123@gmail.com>
Date: Tue, 30 May 2023 09:08:19 -0300
Subject: [PATCH] assert that FName is a POD and as such is passed directly on
 registers, so that if it changes to be a non-pod, it won't silently break
 parameters

---
 src/common/scripting/vm/vm.h | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/src/common/scripting/vm/vm.h b/src/common/scripting/vm/vm.h
index 1a8706353..ca13763f9 100644
--- a/src/common/scripting/vm/vm.h
+++ b/src/common/scripting/vm/vm.h
@@ -45,6 +45,7 @@
 #include "memarena.h"
 #include "name.h"
 #include "scopebarrier.h"
+#include <type_traits>
 
 class DObject;
 union VMOP;
@@ -617,7 +618,7 @@ namespace
 	template<typename T> struct native_is_valid<T&> { static const bool value = true; static const bool retval = true; };
 	template<> struct native_is_valid<void> { static const bool value = true; static const bool retval = true; };
 	template<> struct native_is_valid<int> { static const bool value = true;  static const bool retval = true; };
-	template<> struct native_is_valid<FName> { static const bool value = true;  static const bool retval = true; static_assert(sizeof(FName) == sizeof(int)); };
+	template<> struct native_is_valid<FName> { static const bool value = true;  static const bool retval = true; static_assert(sizeof(FName) == sizeof(int)); static_assert(std::is_pod_v<FName>);};
 	template<> struct native_is_valid<unsigned int> { static const bool value = true; static const bool retval = true; };
 	template<> struct native_is_valid<double> { static const bool value = true; static const bool retval = true; };
 	template<> struct native_is_valid<bool> { static const bool value = true; static const bool retval = false;};	// Bool as return does not work!