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Rollup of 5 pull requests#61171

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Centril wants to merge 14 commits intorust-lang:masterrust-lang/rust:masterfrom Centril:rollup-8lkypo8Centril/rust:rollup-8lkypo8Copy head branch name to clipboard

+165-30

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Commits on May 22, 2019

• Use a PathBuf instead of String for representing the pgo-use path internally.

  michaelwoerister

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  e349f8f

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• PGO: Check that pgo-use file actually exists. LLVM seems to only emit an easy-to-overlook warning otherwise.

  michaelwoerister

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  01a59a3

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• rustbuild: Also build compiler-rt when building LLDB. This allows clang-based run-make tests to use PGO.

  michaelwoerister

  committed
  b1f27fa

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• Add a smoketest for combining PGO with xLTO.

  michaelwoerister

  committed
  51463d0

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• Fix unit test after pgo-use change.

  michaelwoerister

  committed
  b3c5cdd

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Commits on May 23, 2019

• Ship profiler with windows-gnu

  mati865

  committed
  1a35a1c

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Commits on May 24, 2019

• Don't arena-allocate static symbols.

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  nnethercote

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  e396f99

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Commits on May 25, 2019

• Fix spelling in release notes

  aristocles-deploy

  committed
  fd19989

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• MaybeUninit doctest: remove unnecessary type ascription

  RalfJung

  committed
  72145ea

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• Rollup merge of rust-lang#61036 - michaelwoerister:pgo-xlto-test, r=alexcrichton

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  Centril

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• Rollup merge of rust-lang#61077 - nnethercote:tweak-prefill, r=petrochenkov

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  Centril

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• Rollup merge of rust-lang#61080 - mati865:mingw_pgo, r=sanxiyn

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  Centril

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• Rollup merge of rust-lang#61149 - vishalsodani:master, r=Centril

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  Centril

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• Rollup merge of rust-lang#61161 - RalfJung:maybe-uninit, r=Centril

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  Centril

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