- testing for current threading structures

include/fennec/memory/pointers.h

@@ -141,8 +141,7 @@ public:
 	/// \returns a reference to self
 	constexpr unique_ptr& operator=(unique_ptr&& r) noexcept {
 		_delete = r._delete;
-		_handle = r._handle;
-		r._handle = nullptr;
+		fennec::swap(_handle, r._handle);
 		return *this;
 	}
 
@@ -206,6 +205,9 @@ public:
 		return _handle != nullptr;
 	}
 
+	element_t& operator*() const {
+		return *_handle;
+	}
 
 private:
 	delete_t  _delete;