[PATCH] D144682: Fix miscompilation from MergeFunctions-Inline-SROA-InstCombine optimization sequence

[X via Phabricator via llvm-commits]

dingxiangfei2009 updated this revision to Diff 500557.
dingxiangfei2009 added a comment.

The diff is updated to check other metadata kinds applicable to `load`s, except `!nontemporal` which seems to affect choice of machine instruction.

The test is further trimmed down to only testing metadata that is concerned.


CHANGES SINCE LAST ACTION
  https://reviews.llvm.org/D144682/new/

https://reviews.llvm.org/D144682

Files:
  llvm/include/llvm/Transforms/Utils/FunctionComparator.h
  llvm/lib/Transforms/Utils/FunctionComparator.cpp
  llvm/test/Transforms/MergeFunc/mergefunc-preserve-nonnull.ll

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