[PATCH] D53876: Preserve loop metadata when splitting exit blocks

[Chang Lin via Phabricator via llvm-commits]

clin1 updated this revision to Diff 174807.
clin1 added a comment.

Did not include the reverted part of the code (the important part :) ) in the new patch. Added separate testcase for switch-backedge. Thanks for the fix suggestions.


https://reviews.llvm.org/D53876

Files:
  lib/Transforms/Utils/LoopUtils.cpp
  test/Transforms/LoopSimplify/preserve-llvm-loop-metadata2.ll
  test/Transforms/LoopSimplify/preserve-llvm-loop-metadata3.ll

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