Rollup of 6 pull requests#94383

Closed

matthiaskrgr wants to merge 12 commits intorust-lang:masterfrom

matthiaskrgr:rollup-xkxf3m5

Commits on Jan 12, 2022

Tweak diagnostics
estebank
committed

Commits on Feb 3, 2022

Propagate `use_polonius` flag to liveness module
connorff
committed

Commits on Feb 10, 2022

Fix switch on discriminant detection in a presence of coverage counters
tmiasko
committed

Commits on Feb 25, 2022

Remove needless borrows from core::fmt
aDotInTheVoid
committed
`check_used` should only look at actual `used` attributes
cynecx
committed
Add one more case to avoid ICE

ouz-a
authored and
Mark-Simulacrum
committed
Rollup merge of #92823 - estebank:tweak-diag, r=jackh726
matthiaskrgr
authored
Rollup merge of #93603 - connorff:compute-polonius-liveness-facts-flag, r=ecstatic-morse
matthiaskrgr
authored
Rollup merge of #93870 - tmiasko:const-precise-live-drops-with-coverage, r=ecstatic-morse
matthiaskrgr
authored
Rollup merge of #94355 - ouz-a:master, r=oli-bok
matthiaskrgr
authored
Rollup merge of #94363 - aDotInTheVoid:fmt-needless-borrows, r=scottmcm
matthiaskrgr
authored
Rollup merge of #94377 - cynecx:fix-used-with-args, r=nikic
matthiaskrgr
authored