[PATCH] D80206: [IR] Clean up dead instructions after simplifying a conditional branch

[Jay Foad via Phabricator via llvm-commits]

foad created this revision.
Herald added subscribers: llvm-commits, hiraditya.
Herald added a project: LLVM.
foad added a parent revision: D80141: [IR] Simplify BasicBlock::removePredecessor. NFCI..

Change BasicBlock::removePredecessor to optionally return a vector of
instructions which might be dead. Use this in ConstantFoldTerminator to
delete them if they are dead.


Repository:
  rG LLVM Github Monorepo

https://reviews.llvm.org/D80206

Files:
  llvm/include/llvm/IR/BasicBlock.h
  llvm/lib/IR/BasicBlock.cpp
  llvm/lib/Transforms/Utils/Local.cpp
  llvm/test/Transforms/PGOProfile/chr.ll

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