Rollup of 4 pull requests - #61308

Closed

Centril wants to merge 12 commits into

rust-lang:masterfrom

Centril:rollup-pxdgnlr

Commits on May 25, 2019

Do not ICE on missing access place description during mutability error reporting
estebank
committed
4890ae2

Commits on May 26, 2019

Probe for CompilerDesugaringKind::Async argument
estebank
committed
285064c
Move tests to async-await directory
estebank
committed
025a559
Account for short-hand init structs when suggesting conversion
estebank
committed
24b2e20

Commits on May 27, 2019

Stabilize bufreader_buffer feature
tesuji
committed
06eb412

Commits on May 28, 2019

is_union returns ty to avoid computing it twice
spastorino
committed
1b86bd7
Use closure to avoid self.describe_place(...).unwrap_or_else(...) repetition
spastorino
committed
bb94fc0
review comment: tweak error wording
estebank
committed
d72f97d