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Rollup of 5 pull requests#70427

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bors merged 27 commits intorust-lang:masterrust-lang/rust:masterfrom Centril:rollup-lrcad2cCentril/rust:rollup-lrcad2cCopy head branch name to clipboardMar 26, 2020

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Commits on Mar 25, 2020

• better explain GLOBAL_KIND choice

  RalfJung

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• rename def_id -> static_def_id

  RalfJung

  committed
  b5343d6

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• Fix for rust-lang#62691: use the largest niche across all fields

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  ogoffart

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• Optimize slightly by avoiding to call Niche::reserve when not needed

  ogoffart

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• Revert previous commit and make the optimisation in a nicer way

  ogoffart

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Commits on Mar 26, 2020

• Throw error when encountering ... instead of .. while destructing a pattern

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  rakshith-ravi

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  73c8203

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• simplify match stmt

  lcnr

  committed
  c21e25c

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• permit negative impls for non-auto traits

  nikomatsakis

  committed
  e8a05e2

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• make a custom error for overlap with negative impls

  nikomatsakis

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  6507170

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• introduce negative_impls feature gate and document

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  nikomatsakis

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• create a tracking issue and link to it

  nikomatsakis

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  cc0d6d0

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• bump negative impls version to 1.44.0

  nikomatsakis

  committed
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• convert to doc comments

  nikomatsakis

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  73a5500

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• move feature-gate-negative-impls test to traits/negative-impls

  nikomatsakis

  committed
  f662847

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• comment the typeck-negative-impls-builtin test

  nikomatsakis

  committed
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• give the negative-impls-builtin test a more sensible name

  nikomatsakis

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  644b9a0

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• move stderr file too

  nikomatsakis

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  f5c09ed

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• add test for negative specializes negative

  nikomatsakis

  committed
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• use slice pattern instead of calling is_empty() and [0]

  nikomatsakis

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  c35801e

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• pacify the merciless x.py fmt

  nikomatsakis

  committed
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• wip pacify the merciless ui tests

  nikomatsakis

  committed
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• Reorganize a bit the code and add a comment

  ogoffart

  committed
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• Rollup merge of rust-lang#68004 - nikomatsakis:negative-impls, r=varkor

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  Centril

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• Rollup merge of rust-lang#70385 - RalfJung:miri-nits, r=eddyb

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  Centril

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• Rollup merge of rust-lang#70411 - ogoffart:fix-62691, r=eddyb

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  Centril

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• Rollup merge of rust-lang#70417 - rakshith-ravi:master, r=Centril

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  Centril

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• Rollup merge of rust-lang#70424 - lcnr:nit, r=Centril

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  Centril

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