9 #ifndef META_PARSE_PARSE_TREE_H_
10 #define META_PARSE_PARSE_TREE_H_
73 template <
class Visitor>
74 typename std::remove_reference<Visitor>::type::result_type
77 return root_->accept(vtor);
85 template <
class Visitor>
86 typename std::remove_reference<Visitor>::type::result_type
89 return root_->accept(vtor);