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Rollup of 14 pull requests#65454

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bors merged 41 commits intorust-lang:masterrust-lang/rust:masterfrom

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Oct 16, 2019

Commits

Commits on Oct 11, 2019

• don't assume we can *always* find a return type hint in async fn

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  nikomatsakis

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Commits on Oct 13, 2019

• Test an assoc. type in struct member def inside fn

  Xanewok

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• Use empty typeck tables when nesting on items without those

  Xanewok

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• Nest typeck tables when processing struct member types

  Xanewok

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  eefc169

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• Add long error explanation for E0574

  GuillaumeGomez

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  6a64e9c

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• Update ui tests

  GuillaumeGomez

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• Add more tests for underscore imports

  matthewjasper

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• Return `false` from `needs_drop` for all zero-sized arrays

  ecstatic-morse

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• Remove special case for zero-sized arrays from indirectly mut locals

  ecstatic-morse

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• Add regression test for #65348

  ecstatic-morse

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Commits on Oct 14, 2019

• Add troubleshooting section to PGO chapter in rustc book.

  michaelwoerister

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• Sort long error code explanation by error code

  GuillaumeGomez

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• Uncomment E0386 to let users have access to its old definition

  GuillaumeGomez

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• Unification and cleanup of librustc_mir error codes

  GuillaumeGomez

  committed
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• Delete extra file

  GuillaumeGomez

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• Add expanded type cache to OpaqueTypeExpander

  tmandry

  committed
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• Only expand types that contain projections

  tmandry

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Commits on Oct 15, 2019

• Slides path lifetime to the lifetime resolver

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  Phosphorus15

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• Organize `never_type` tests

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  Centril

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• Fix suggestion to constrain trait for method to be found

  estebank

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• Avoid unused lifetime warning for lifetimes introduced when desugering async.

  gilescope

  committed
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• Implement AsRef<[T]> for List<T>

  spastorino

  committed
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• Add `BitIter::new()`.

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  nnethercote

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• Optimize `BitSet` iteration.

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  nnethercote

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• Don't use `gensym_if_underscore` to resolve `_` bindings

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  matthewjasper

  committed
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• Remove gensyms

  matthewjasper

  committed
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• Remove some mentions of gensyms

  matthewjasper

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• Rollup merge of #64603 - gilescope:unused-lifetime-warning, r=matthewjasper

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  tmandry

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• Rollup merge of #64623 - matthewjasper:underscore-imports, r=petrochenkov

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  tmandry

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• Rollup merge of #65235 - nikomatsakis:issue-65159-async-fn-return-ice, r=cramertj

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  tmandry

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• Rollup merge of #65242 - estebank:contrain-trait-sugg, r=varkor

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  tmandry

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• Rollup merge of #65265 - GuillaumeGomez:cleanup-librustc_mir-err-codes, r=Mark-Simulacrum

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  tmandry

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• Rollup merge of #65293 - tmandry:turbo-expander, r=matthewjasper

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  tmandry

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• Rollup merge of #65307 - Phosphorus15:master, r=varkor

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  tmandry

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• Rollup merge of #65308 - GuillaumeGomez:long-err-explanation-E0574, r=matthewjasper

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  tmandry

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• Rollup merge of #65353 - Xanewok:sa-empty-tables, r=nikomatsakis

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  tmandry

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• Rollup merge of #65389 - ecstatic-morse:zero-sized-array-no-drop, r=eddyb

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  tmandry

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• Rollup merge of #65402 - michaelwoerister:pgo-troubleshooting-docs, r=alexcrichton

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  tmandry

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• Rollup merge of #65425 - nnethercote:optimize-BitIter, r=zackmdavis

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  tmandry

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• Rollup merge of #65438 - Centril:almost, r=varkor

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  tmandry

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• Rollup merge of #65444 - spastorino:as-ref-for-list, r=Mark-Simulacrum

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  tmandry

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