This file has been on my disk far too long, time to commit it, though…

… it's not used anywhere(yet)

rts/System/creg/STL_Bitset.h

@@ -0,0 +1,51 @@
+#pragma once
+
+#include "creg_cond.h"
+#include <bitset>
+#include <bit>
+#include <array>
+#include <cstdint>
+#include "../TemplateUtils.hpp"
+
+#ifdef USING_CREG
+
+namespace creg
+{
+	template<size_t N>
+	class BitsetType : public IType
+	{
+	public:
+		using T = std::bitset<N>;
+		BitsetType() : IType(sizeof(T)) { }
+		~BitsetType() { }
+
+		void Serialize(ISerializer* s, void* instance)
+		{
+			T& ct = *(T*)instance;
+
+			std::array<uint8_t, sizeof(T)> bytesRep = {0};
+
+			if (s->IsWriting())
+				bytesRep = std::bit_cast<decltype(bytesRep)>(ct);
+
+			for (auto& b : bytesRep) {
+				s->SerializeInt(b, sizeof(b));
+			}
+
+			if (!s->IsWriting())
+				ct = std::bit_cast<T>(bytesRep);
+		}
+		std::string GetName() const {
+			return std::string("bitset<" + std::to_string(N) + ">");
+		}
+	};
+
+	template<size_t N>
+	struct DeduceType<std::bitset<N> > {
+		static std::unique_ptr<IType> Get() {
+			return std::unique_ptr<IType>(new BitsetType<N>());
+		}
+	};
+}
+
+#endif // USING_CREG