BTreeMap: clean up implementation of clone - #81276

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ssomers wants to merge 4 commits into

rust-lang:masterfrom

ssomers:btree_cleanup_clone

Commits on Jan 31, 2021

BTreeMap/BTreeSet: separate off code supporting tests
ssomers
committed
5989b5f
BTreeMap: test panic during clone & share panicky test code
ssomers
committed
440d869

Commits on Feb 2, 2021

BTreeMap: disentangle Drop implementation from IntoIter
ssomers
committed
5c56f40
BTreeMap: clean up implementation of clone
ssomers
committed
35c7567