[beta] backports#82996

Merged

bors merged 9 commits intorust-lang:betafrom

cuviper:beta-next

Mar 11, 2021

Commits on Mar 10, 2021

rustdoc: treat edition 2021 as unstable

ehuss
authored and
cuviper
committed
Fix popping singleton paths in when generating E0433

osa1
authored and
cuviper
committed
libtest: Fix unwrap panic on duplicate TestDesc.

andersk
authored and
cuviper
committed
[intra-doc links] Don't check feature gates of items re-exported across crates

jyn514
authored and
cuviper
committed
Remove duplicate string

bugadani
authored and
cuviper
committed
Add test

bugadani
authored and
cuviper
committed
Substitute erased lifetimes on bad placeholder type

estebank
authored and
cuviper
committed
Revert LLVM D81803 because it broke Windows 7
cuviper
committed
Fix s390x stack-split args
cuviper
committed