[llvm] [VPlan] Replace VPRegionBlock with explicit CFG before execute (NFCI). (PR #117506)

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git-clang-format --diff 0dbdc6dc358bfe24d83c23ccc1c84c468ed24f30 74d093d1787bfef6b3ac0d24b4c1cd12a6ca0a75 --extensions h,cpp -- llvm/lib/Transforms/Vectorize/LoopVectorize.cpp llvm/lib/Transforms/Vectorize/VPlan.cpp llvm/lib/Transforms/Vectorize/VPlan.h llvm/lib/Transforms/Vectorize/VPlanAnalysis.cpp llvm/lib/Transforms/Vectorize/VPlanRecipes.cpp llvm/lib/Transforms/Vectorize/VPlanTransforms.cpp llvm/lib/Transforms/Vectorize/VPlanTransforms.h llvm/lib/Transforms/Vectorize/VPlanValue.h
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diff --git a/llvm/lib/Transforms/Vectorize/VPlanRecipes.cpp b/llvm/lib/Transforms/Vectorize/VPlanRecipes.cpp
index dc8a443581..93bb67e30f 100644
--- a/llvm/lib/Transforms/Vectorize/VPlanRecipes.cpp
+++ b/llvm/lib/Transforms/Vectorize/VPlanRecipes.cpp
@@ -3146,8 +3146,7 @@ void VPWidenPointerInductionRecipe::execute(VPTransformState &State) {
   BasicBlock *VectorPH = State.CFG.getPreheaderBBFor(this);
   PHINode *NewPointerPhi = nullptr;
   if (CurrentPart == 0) {
-    auto *IVR = cast<VPHeaderPHIRecipe>(&getParent()
-                                             ->front());
+    auto *IVR = cast<VPHeaderPHIRecipe>(&getParent()->front());
     PHINode *CanonicalIV = cast<PHINode>(State.get(IVR, /*IsScalar*/ true));
     NewPointerPhi = PHINode::Create(ScStValueType, 2, "pointer.phi",
                                     CanonicalIV->getIterator());

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https://github.com/llvm/llvm-project/pull/117506