[PATCH] D145051: [ADCE] Only remove debug intrinsics if non debug instructions are removed

[Mikael Holmén via Phabricator via llvm-commits]

uabelho added a comment.

In D145051#4166656 <https://reviews.llvm.org/D145051#4166656>, @nikic wrote:

> I think what we can do instead is to mark MemorySSA as preserved if only debuginfo intrinsics have been removed. (This is safe, MSSA explicitly never tracks debuginfo intrinsics.)

Does everyone agree this is the way forward then? If so I can put up a patch doing that on Monday.


Repository:
  rG LLVM Github Monorepo

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https://reviews.llvm.org/D145051