Add helper wrappers similar to std::bit_cast which support size mismatches

src/core/bit_cast.hpp

@@ -32,4 +32,28 @@ constexpr To bit_cast(const From& from) noexcept
 
 #endif
 
+template <typename To, typename From>
+constexpr To bit_cast_to_storage(const From& from) noexcept
+{
+	static_assert(std::is_trivially_constructible_v<To>);
+	static_assert(std::is_trivially_copyable_v<From>);
+	static_assert(sizeof(To) >= sizeof(From));
+
+	To to{};
+	memcpy(&to, &from, sizeof(From));
+	return to;
+}
+
+template <typename To, typename From>
+constexpr To bit_cast_from_storage(const From& from) noexcept
+{
+	static_assert(std::is_trivially_constructible_v<To>);
+	static_assert(std::is_trivially_copyable_v<From>);
+	static_assert(sizeof(To) <= sizeof(From));
+
+	To to{};
+	memcpy(&to, &from, sizeof(To));
+	return to;
+}
+
 #endif /* BIT_CAST_HPP */