[PATCH] D12710: InstCombine: Preserve tbaa metadata when merging loads that are phi arguments

[Akira Hatanaka via llvm-commits]

ahatanak updated this revision to Diff 35316.
ahatanak added a comment.

Preserve the following metadata in addition to tbaa:

MD_alias_scope
MD_noalias
MD_invariant_load
MD_nonnull
MD_range


http://reviews.llvm.org/D12710

Files:
  lib/Transforms/InstCombine/InstCombinePHI.cpp
  test/Transforms/InstCombine/fold-phi-load-metadata.ll

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