[PATCH] D44029: [MergeICmp] We can discard initial blocks that do other work

[Xin Tong via Phabricator via llvm-commits]

trentxintong created this revision.
trentxintong added reviewers: courbet, davide.

We can discard initial blocks that do other work
We do not need to limit ourselves to just the first block in the chain.


Repository:
  rL LLVM

https://reviews.llvm.org/D44029

Files:
  lib/Transforms/Scalar/MergeICmps.cpp
  test/Transforms/MergeICmps/X86/multiple-blocks-does-work.ll

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