avl-tree--do-delete

avl-tree--do-delete is a compiled Lisp function in `avl-tree.el'.

(avl-tree--do-delete CMPFUN ROOT BRANCH DATA TEST NILFLAG)

Delete DATA from BRANCH of node ROOT.
(See `avl-tree-delete' for TEST and NILFLAG).

Return cons cell (SHRUNK . DATA), where SHRUNK is t if the
height of the tree has shrunk and nil otherwise, and DATA is
the related data.