[PATCH] D23549: [SROA] Preserve llvm.mem.parallel_loop_access metadata

[Dorit Nuzman via llvm-commits]

dorit created this revision.
dorit added a reviewer: reames.
dorit added subscribers: Ayal, gilr, magabari, delena, llvm-commits.

SROA doesn't preserve the llvm.mem.parallel_loop_access metadata when it transforms loads/stores.

(This patch is not a systematic effort to catch all the cases missed by SROA, but it at least covers those exposed by this testcase / by PR28981).

https://reviews.llvm.org/D23549

Files:
  llvm/lib/Transforms/Scalar/SROA.cpp
  llvm/test/Transforms/SROA/mem-par-metadata-sroa.ll

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