Florian Hahn 19071173fc Revert "[DSE] Fix for a dangling point bug in DeadStoreElimination." ...

The commit causes a failure:
http://lab.llvm.org:8011/builders/llvm-clang-x86_64-expensive-checks-win/builds/20911

This reverts commit 1847fd9d85.

2019-12-05 19:29:21 +00:00

..

X86

…

2011-03-25-DSEMiscompile.ll

…

2011-09-06-EndOfFunction.ll

…

2011-09-06-MemCpy.ll

…

2016-07-17-UseAfterFree.ll

…

atomic.ll

…

calloc-store.ll

…

combined-partial-overwrites.ll

…

const-pointers.ll

…

crash.ll

…

cs-cs-aliasing.ll

…

debuginfo.ll

…

dominate.ll

…

fence.ll

…

free.ll

…

inst-limits.ll

…

int_sideeffect.ll

…

invariant.start.ll

…

launder.invariant.group.ll

…

libcalls.ll

…

lifetime.ll

…

mda-with-dbg-values.ll

…

memintrinsics.ll

…

memset-missing-debugloc.ll

…

merge-stores-big-endian.ll

…

merge-stores.ll

…

no-targetdata.ll

…

operand-bundles.ll

…

OverwriteStoreBegin.ll

…

OverwriteStoreEnd.ll

…

PartialStore2.ll

…

PartialStore.ll

…

pr11390.ll

…

simple.ll

…

tail-byval.ll

…