[llvm] [VPlan] Compute interleave count for VPlan. (PR #149702)

[via llvm-commits]

================
@@ -4686,15 +4679,20 @@ LoopVectorizationCostModel::selectInterleaveCount(VPlan &Plan, ElementCount VF,
   // We don't attempt to perform interleaving for loops with uncountable early
----------------
ayalz wrote:

Should above "uncountable" be dropped?

https://github.com/llvm/llvm-project/pull/149702