[all-commits] [llvm/llvm-project] 517857: Revert "Do actual DCE in LoopUnroll (try 3)"

[Amy Huang via All-commits]

  Branch: refs/heads/main
  Home:   https://github.com/llvm/llvm-project
  Commit: 517857421d2ffcebc20da2c68862f7a2ddebaa51
      https://github.com/llvm/llvm-project/commit/517857421d2ffcebc20da2c68862f7a2ddebaa51
  Author: Amy Huang <akhuang at google.com>
  Date:   2021-05-19 (Wed, 19 May 2021)

  Changed paths:
    M llvm/lib/Transforms/Utils/LoopUnroll.cpp
    M llvm/test/Transforms/LoopUnroll/AArch64/full-unroll-trip-count-upper-bound.ll
    R llvm/test/Transforms/LoopUnroll/dce.ll
    M llvm/test/Transforms/LoopUnroll/full-unroll-invariant.ll
    M llvm/test/Transforms/LoopUnroll/nonlatchcondbr.ll
    M llvm/test/Transforms/LoopUnroll/optsize-loop-size.ll
    M llvm/test/Transforms/LoopUnroll/pr45939-peel-count-and-complete-unroll.ll
    M llvm/test/Transforms/LoopUnroll/scevunroll.ll
    M llvm/test/Transforms/LoopUnroll/unroll-header-exiting-with-phis.ll
    M llvm/test/Transforms/LoopUnroll/unroll-unconditional-latch.ll
    M llvm/test/Transforms/LoopUnrollAndJam/unroll-and-jam.ll

  Log Message:
  -----------
  Revert "Do actual DCE in LoopUnroll (try 3)"

This reverts commit b6320eeb8622f05e4a5d4c7f5420523357490fca
as it causes clang to assert; see
https://reviews.llvm.org/rGb6320eeb8622f05e4a5d4c7f5420523357490fca.