DEPRECATION NOTICE
YOMM2 has been superseded by Boost.OpenMethod. See README for more details.
register_class
YOMM2_CLASS
defined in <yorel/yomm2/macros.hpp>, also provided by <yorel/yomm2/cute.hpp>, <yorel/yomm2/keywords.hpp»
These macros are deprecated. Use register_classes or YOMM2_CLASSES.