[llvm] [GVN] Combine visited and worklist in PropagateEquality (PR #216061)

[Sven van Haastregt via llvm-commits]

svenvh wrote:

> No compile-time impact: https://llvm-compile-time-tracker.com/compare.php?from=3ba9584001d1b5fc718a0d5dc889769227aff655&to=4cd16000f2dc9b1904807d77011684e4aa8e23ce&stat=instructions:u

Thanks for running the analysis!  Do you think it's still worth merging or should we abandon this patch?

https://github.com/llvm/llvm-project/pull/216061