[llvm] [ADT] Speed up FoldingSet with linear probing and Algorithm R deletion (PR #218190)

[Jakub Kuderski via llvm-commits]

kuhar wrote:

@MaskRay @kazutakahirata Maybe summarize all 3 approaches on discourse? I find it  difficult to keep track of 3 competing PRs...

https://github.com/llvm/llvm-project/pull/218190