// Copyright 2016 Klemens Morgenstern
-// Copyright 2017-2020 Antony Polukhin
+// Copyright Antony Polukhin, 2017-2022
//
// Distributed under the Boost Software License, Version 1.0.
// (See accompanying file LICENSE_1_0.txt
some_class::some_class(some_class &&){}
-some_class& some_class::operator=(some_class &&ref) {return ref;}
+some_class& some_class::operator=(some_class &&) {return *this;}
BOOST_SYMBOL_EXPORT extern std::size_t size_of_some_class;