[PATCH] D32634: Emulate TrackingVH using WeakVH

[Sanjoy Das via Phabricator via llvm-commits]

sanjoy updated this revision to Diff 97267.
sanjoy added a comment.

Address review.

After this TrackingVH is a simple wrapper on WeakVH with two extra checks on access.


https://reviews.llvm.org/D32634

Files:
  include/llvm/IR/ValueHandle.h
  lib/IR/Value.cpp
  unittests/IR/ValueHandleTest.cpp

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