[PATCH] D47149: [SCCP] Mark DominatorTreeAnalysis as preserved.

[Florian Hahn via Phabricator via llvm-commits]

fhahn added a comment.

Thanks Davide. It should be fairly straight forward to preserve the DT on top of https://reviews.llvm.org/D45330, which requires dominators anyways for IPSCCP. If we could get away not modifying that would be great, I just want to avoid pessimizing passes close to IPSCCP.


https://reviews.llvm.org/D47149