[PATCH] D38987: [GVN] Revert rL315440

[Max Kazantsev via Phabricator via llvm-commits]

mkazantsev created this revision.

This patch reverts https://reviews.llvm.org/rL315440 because of the bug described at
https://bugs.llvm.org/show_bug.cgi?id=34937
The fix for the bug is on review as https://reviews.llvm.org/D38944. The reverted change
should be restored together with the fix.


https://reviews.llvm.org/D38987

Files:
  include/llvm/Transforms/Scalar/GVN.h
  lib/Transforms/Scalar/GVN.cpp
  test/Transforms/GVN/PRE/2017-10-16-LoadPRECrash.ll
  test/Transforms/GVN/PRE/pre-load-guards.ll
  test/Transforms/GVN/PRE/pre-load.ll

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