[llvm] [VPlan] Connect (MemRuntime|SCEV)Check blocks as VPlan transform (NFC). (PR #143879)

[Florian Hahn via llvm-commits]

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@@ -7331,6 +7231,11 @@ DenseMap<const SCEV *, Value *> LoopVectorizationPlanner::executePlan(
   if (hasBranchWeightMD(*OrigLoop->getLoopLatch()->getTerminator()))
     VPlanTransforms::runPass(VPlanTransforms::addBranchWeightToMiddleTerminator,
                              BestVPlan, BestVF);
+
+  if (!VectorizingEpilogue)
+    addRuntimeChecks(BestVPlan, ILV.RTChecks);
+
+  VPBasicBlock *VectorPH = cast<VPBasicBlock>(BestVPlan.getVectorPreheader());
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fhahn wrote:

Yep, now done before regions may be removed.

https://github.com/llvm/llvm-project/pull/143879