[PATCH] D65902: [ObjC][ARC] Upgrade calls to ARC runtime functions to intrinsic calls if the bitcode has the arm64 retainAutoreleasedReturnValue marker

[Steven Wu via Phabricator via llvm-commits]

steven_wu added a comment.

>From my previous change, we dropped clang.arc.used from the old bitcode. Should we upgrade clang.arc.used instead of dropping them?


Repository:
  rL LLVM

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  https://reviews.llvm.org/D65902/new/

https://reviews.llvm.org/D65902