rem: definition(my_grammar const &)
add: definition(my_grammar1 const &)
context:         definition(my_grammar const &)        {            BOOST_SPIRIT_DEBUG_NODE(start_rule1);            BOOST_SPIRIT_DEBUG_NODE(start_rule2);            start_rule1 = boost::spirit::str_p("int");            start_rule2 = boost::spirit::int_p;            this->start_parsers(start_rule1, start_rule2);        }