avl-tree--do-enter
avl-tree--do-enter is a compiled Lisp function in `avl-tree.el
'.
(avl-tree--do-enter CMPFUN ROOT BRANCH DATA &optional UPDATEFUN)
Enter DATA in BRANCH of ROOT node.
(See `avl-tree-enter' for UPDATEFUN).
Return cons cell (GREW . DATA), where GREW is t if height
of tree ROOT has grown and nil otherwise, and DATA is the
inserted data.