Added memory helpers

This will protect some memory-related code from new redefinition


Former-commit-id: 337e69e70acd0bf8dbc3ba1657c6bb0bddfd5df4

src/Nazara/Lua/LuaInstance.cpp

@@ -2,8 +2,6 @@
 // This file is part of the "Nazara Engine - Lua scripting module"
 // For conditions of distribution and use, see copyright notice in Config.hpp
 
-#define NAZARA_DEBUG_NEWREDEFINITION_DISABLE_REDEFINITION
-
 #include <Nazara/Lua/LuaInstance.hpp>
 #include <Lua/lauxlib.h>
 #include <Lua/lua.h>
@@ -11,6 +9,7 @@
 #include <Nazara/Core/Clock.hpp>
 #include <Nazara/Core/Error.hpp>
 #include <Nazara/Core/File.hpp>
+#include <Nazara/Core/MemoryHelper.hpp>
 #include <Nazara/Core/MemoryStream.hpp>
 #include <Nazara/Core/StringStream.hpp>
 #include <cstdlib>
@@ -621,7 +620,7 @@ void NzLuaInstance::PushCFunction(NzLuaCFunction func, int upvalueCount)
 void NzLuaInstance::PushFunction(NzLuaFunction func)
 {
 	NzLuaFunction* luaFunc = reinterpret_cast<NzLuaFunction*>(lua_newuserdata(m_state, sizeof(NzLuaFunction)));
-	new (luaFunc) NzLuaFunction(std::move(func));
+	NzPlacementNew<NzLuaFunction>(luaFunc, std::move(func));
 
 	lua_pushcclosure(m_state, ProxyFunc, 1);
 }