Rollup of 6 pull requests#65869

Merged

bors merged 22 commits intorust-lang:masterfrom

Centril:rollup-bzlo74f

Oct 27, 2019

Commits on Oct 24, 2019

Don't ICE for completely unexpandable `impl Trait` types
matthewjasper
committed

Commits on Oct 25, 2019

Commits on Oct 26, 2019

Commits on Oct 27, 2019

Rollup merge of #65566 - estebank:let-expr-as-ty, r=Centril
Centril
authored
Rollup merge of #65738 - ohadravid:re-rebalance-coherence-allow-fundamental-local, r=nikomatsakis
Centril
authored
Rollup merge of #65777 - matthewjasper:allow-impl-trait-expansion, r=davidtwco
Centril
authored
Rollup merge of #65834 - Mark-Simulacrum:driver-clean, r=nikomatsakis
Centril
authored
Rollup merge of #65839 - ecstatic-morse:promo-sanity-fixes, r=eddyb
Centril
authored
Rollup merge of #65855 - ObsidianMinor:extended_error/E0666, r=varkor
Centril
authored