[PATCH] D104602: [InstCombine] Use poison constant to represent the result of unreachable instrs

[Juneyoung Lee via Phabricator via llvm-commits]

aqjune updated this revision to Diff 353225.
aqjune added a comment.

rebase


Repository:
  rG LLVM Github Monorepo

CHANGES SINCE LAST ACTION
  https://reviews.llvm.org/D104602/new/

https://reviews.llvm.org/D104602

Files:
  llvm/lib/Transforms/InstCombine/InstCombineCalls.cpp
  llvm/lib/Transforms/InstCombine/InstCombineCasts.cpp
  llvm/lib/Transforms/InstCombine/InstCombineLoadStoreAlloca.cpp
  llvm/lib/Transforms/InstCombine/InstCombinePHI.cpp
  llvm/lib/Transforms/InstCombine/InstructionCombining.cpp
  llvm/test/Transforms/GVN/PRE/2017-06-28-pre-load-dbgloc.ll
  llvm/test/Transforms/InstCombine/atomic.ll
  llvm/test/Transforms/InstCombine/builtin-object-size-ptr.ll
  llvm/test/Transforms/InstCombine/getelementptr.ll
  llvm/test/Transforms/InstCombine/load.ll
  llvm/test/Transforms/InstCombine/pr44245.ll
  llvm/test/Transforms/InstCombine/store.ll

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