Rollup of 5 pull requests#72228

Closed

RalfJung wants to merge 20 commits into

rust-lang:masterfrom

RalfJung:rollup-686s7c9

Commits on Apr 8, 2020

Commits on May 9, 2020

Small doc improvements.
Julian-Wollersberger
committed

Commits on May 10, 2020

Commits on May 13, 2020

Fix the new capacity measurement in arenas.
nnethercote
committed
Be less aggressive with `DroplessArena`/`TypedArena` growth.
nnethercote
committed
Unified `unescape_{char,byte,str,byte_str,raw_str,raw_byte_str}` methods into one method `unescape_literal` with a mode argument.
Julian-Wollersberger
committed
Unified `validate_{byte,str,raw_str,raw_byte_str}_escape` methods into one method `validate_literal_escape` with a mode argument.
Julian-Wollersberger
committed
Replace some usages of the old `unescape_` functions in AST, clippy and tests.
Julian-Wollersberger
committed
Improve comments in iter::Step
CAD97
committed
Improve Step::forward/backward for optimization
CAD97
committed

Commits on May 14, 2020

improve step_integer_impls macro
CAD97
committed