[pull] master from apple:master#25

Merged

pull[bot] merged 17 commits intoMaxDesiatov:masterfrom

swiftlang:master

Jun 16, 2020

Commits on Jun 16, 2020

[arc] Change guaranteed arc opts to be based on SemanticARCOpts and move from Diagnostic pipeline -> Onone pipeline.
gottesmm
committed
Remove Type's hash_value function
hamishknight
committed
Fix equality of TypeWitnessAndDecl
hamishknight
committed
[ClangImporter] Follow-up for #32214, fix assertion hit due to missing check
akyrtzi
committed
[Reflection] NFC: Workaround LLVM C++ standard library weirdness
davezarzycki
committed
Merge pull request #32357 from DougGregor/test-with-sdk-on-darwin
DougGregor
authored
Merge pull request #32406 from davezarzycki/pr32406
davezarzycki
authored
Merge pull request #32396 from aschwaighofer/irgen_fix_discriminator_auto_diff_deriv
aschwaighofer
authored
Merge pull request #32399 from hamishknight/salted-hash
CodaFi
authored
Merge pull request #32390 from gottesmm/pr-c38328b82781ec804d14966507bcc7995465d3bf
gottesmm
authored
Merge pull request #32401 from akyrtzi/fix-clang-include-inherited-convenience-inits-for-members
akyrtzi
authored
Merge pull request #32391 from xedin/type-check-for-code-completion
xedin
authored