[PATCH] D140404: Patch for dbg variable instrinsics to point towards cloned values in JumpThreading

[Ben Mudd via Phabricator via llvm-commits]

BenJMudd created this revision.
BenJMudd added reviewers: jmorse, Orlando, StephenTozer.
BenJMudd added projects: All, LLVM.
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This is a patch to fix debug value intrinsics outside of cloned blocks in the jumpthreading pass to point towards any derived values. If it cannot it sets them to undef


Repository:
  rG LLVM Github Monorepo

https://reviews.llvm.org/D140404

Files:
  llvm/include/llvm/Transforms/Utils/SSAUpdater.h
  llvm/lib/Transforms/Scalar/JumpThreading.cpp
  llvm/lib/Transforms/Utils/SSAUpdater.cpp
  llvm/test/Transforms/JumpThreading/thread-debug-info.ll

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