Rollup of 8 pull requests - #91937

Closed

matthiaskrgr wants to merge 18 commits into

rust-lang:masterfrom

matthiaskrgr:rollup-76kv6yb

Commits on Dec 1, 2021

Mark defaulted `PartialEq`/`PartialOrd` methods as const
ecstatic-morse
committed
911736d
Test const impl of `cmp` traits
ecstatic-morse
committed
dc18d50

Commits on Dec 13, 2021

Revert "Set MACOSX_DEPLOYMENT_TARGET env var to default for linking if not set."
hkratz
committed
3011154

Commits on Dec 14, 2021