[PATCH] D127746: [clang][dataflow] Convert `PointeeLoc` of PointerValue from reference to pointer. This allows PointeeLoc to be empty in the case of `nullptr`

[weiyi via Phabricator via cfe-commits]

wyt created this revision.
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Depends On D127745 <https://reviews.llvm.org/D127745>


Repository:
  rG LLVM Github Monorepo

https://reviews.llvm.org/D127746

Files:
  clang/include/clang/Analysis/FlowSensitive/DataflowEnvironment.h
  clang/include/clang/Analysis/FlowSensitive/Value.h
  clang/lib/Analysis/FlowSensitive/DataflowEnvironment.cpp
  clang/lib/Analysis/FlowSensitive/Transfer.cpp
  clang/unittests/Analysis/FlowSensitive/TransferTest.cpp
  clang/unittests/Analysis/FlowSensitive/TypeErasedDataflowAnalysisTest.cpp

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