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Rollup of 5 pull requests#72228

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RalfJung wants to merge 20 commits intorust-lang:masterrust-lang/rust:masterfrom RalfJung:rollup-686s7c9RalfJung/rust:rollup-686s7c9Copy head branch name to clipboard

+825-486

Commits

Commits on Apr 8, 2020

• Add inherent impls for unchecked math intrinsics

  CAD97

  committed
  b70e7fd

• Redesign the Step trait

  CAD97

  committed
  2fcfd23

• Adjust Step::forward_checked docs for large types

  Show description for f34322d
  

  CAD97

  and

  Nadrieril

  committed
  f34322d

Commits on May 9, 2020

• Small doc improvements.

  Show description for e734e31
  Julian-Wollersberger

  committed
  e734e31

Commits on May 10, 2020

• rustc_driver: factor out computing the exit code

  RalfJung

  committed
  23d880b

• rustc_driver::main: more informative return type

  RalfJung

  committed
  51e466d

• cmdline: Make target features individually overridable

  petrochenkov

  committed
  00dcb66

Commits on May 13, 2020

• Fix the new capacity measurement in arenas.

  Show description for 9111d8b
  nnethercote

  committed
  9111d8b

• Be less aggressive with DroplessArena/TypedArena growth.

  Show description for 40d4868
  nnethercote

  committed
  40d4868

• 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
  1be5d1e

• Unified validate_{byte,str,raw_str,raw_byte_str}_escape methods into one method validate_literal_escape with a mode argument.

  Show description for 18cc63d
  Julian-Wollersberger

  committed
  18cc63d

• Replace some usages of the old unescape_ functions in AST, clippy and tests.

  Julian-Wollersberger

  committed
  43ae785

• Improve comments in iter::Step

  CAD97

  committed
  cef616b

• Improve Step::forward/backward for optimization

  Show description for 90b1961
  CAD97

  committed
  90b1961

Commits on May 14, 2020

• improve step_integer_impls macro

  CAD97

  committed
  d53068e

Commits on May 15, 2020

• Rollup merge of rust-lang#69659 - CAD97:step-rework-take-3, r=Amanieu

  Show description for 32606d7
  RalfJung

  authored
  32606d7

• Rollup merge of rust-lang#71872 - nnethercote:less-aggressive-arena-growth, r=oli-obk

  Show description for afe4b8a
  RalfJung

  authored
  afe4b8a

• Rollup merge of rust-lang#72047 - Julian-Wollersberger:literal_error_reporting_cleanup, r=petrochenkov

  Show description for 1df77aa
  RalfJung

  authored
  1df77aa

• Rollup merge of rust-lang#72090 - RalfJung:rustc_driver-exit-code, r=oli-obk

  Show description for 5b56f76
  RalfJung

  authored
  5b56f76

• Rollup merge of rust-lang#72094 - petrochenkov:overfeature, r=nikic

  Show description for 7dc2c01
  RalfJung

  authored
  7dc2c01