Clarify reuse of a BTreeMap insert support function and treat split support likewise#75058

Merged

bors merged 1 commit intorust-lang:masterfrom ssomers:btree_cleanup_insert_2

Aug 4, 2020

+42-44

Commits on Aug 2, 2020

Separate off a leafy insert function instead of lying, and split split similarly
ssomers
committed