[PATCH] D54023: [LoopSimplifyCFG] Delete dead in-loop blocks

[Max Kazantsev via Phabricator via llvm-commits]

mkazantsev created this revision.
mkazantsev added reviewers: escha, anna, skatkov, fedor.sergeev, reames.

This patch teaches LoopSimplifyCFG to delete loop blocks that have
become unreachable after terminator folding has been done.


https://reviews.llvm.org/D54023

Files:
  lib/Transforms/Scalar/LoopSimplifyCFG.cpp
  test/Transforms/LoopSimplifyCFG/constant-fold-branch.ll

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