inline uint32_t num_tags() const;
inline uint32_t subtree_size(node_t) const;
inline uint32_t subtree_tags(node_t, tag_t) const;
- uint32_t subtree_elements(node_t) const;
+ inline uint32_t subtree_elements(node_t, tag_t*) const;
uint32_t num_children(node_t) const;
uint32_t child_pos(node_t) const;