[PATCH] D128056: [clang][dataflow] Singleton pointer values for null pointers.

[weiyi via Phabricator via cfe-commits]

wyt updated this revision to Diff 439078.
wyt added a comment.

Use QualType as key to singleton map, implement getOrCreate factory function for retrieving null pointer values.


Repository:
  rG LLVM Github Monorepo

CHANGES SINCE LAST ACTION
  https://reviews.llvm.org/D128056/new/

https://reviews.llvm.org/D128056

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

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