[PATCH] D60303: [ObjC][ARC] Emit the retainRV marker as a module flag instead of named metadata.

[Akira Hatanaka via Phabricator via llvm-commits]

ahatanak created this revision.
ahatanak added a reviewer: steven_wu.
ahatanak added a project: LLVM.
Herald added subscribers: dexonsmith, jkorous.

https://reviews.llvm.org/D60302 made changes in the clang front-end so that the retainRV marker is emitted as a module flag. This patch implements the corresponding changes in the ARC contract pass and the auto-upgrader.


Repository:
  rL LLVM

https://reviews.llvm.org/D60303

Files:
  lib/IR/AutoUpgrade.cpp
  lib/Transforms/ObjCARC/ObjCARCContract.cpp
  test/Bitcode/upgrade-objcretainrelease.ll
  test/Transforms/ObjCARC/contract-marker-funclet.ll
  test/Transforms/ObjCARC/contract-marker.ll
  test/Transforms/ObjCARC/contract-testcases.ll

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