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[ADT] Make `llvm::identity` a transparent function object
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Authored by jloser on Aug 24 2022, 6:37 PM.

Details

Summary

llvm::identity is similar to std::identity from C++20, but one surprising
thing is that llvm::identity is not a transparent function object. Add the
is_transparent type alias to denote it can be used as a transparent function
object.

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Event Timeline

jloser created this revision.Aug 24 2022, 6:37 PM
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jloser requested review of this revision.Aug 24 2022, 6:37 PM
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dblaikie accepted this revision.Aug 24 2022, 11:57 PM

Sounds good

This revision is now accepted and ready to land.Aug 24 2022, 11:57 PM
This revision was automatically updated to reflect the committed changes.