[llvm] [VPlan] Remove VPVectorPointer for part 0 after unrolling. (PR #149735)

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<!--LLVM CODE FORMAT COMMENT: {clang-format}-->


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``````````bash
git-clang-format --diff HEAD~1 HEAD --extensions cpp,h -- llvm/lib/Transforms/Vectorize/VPlan.h llvm/lib/Transforms/Vectorize/VPlanTransforms.cpp
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View the diff from clang-format here.
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``````````diff
diff --git a/llvm/lib/Transforms/Vectorize/VPlanTransforms.cpp b/llvm/lib/Transforms/Vectorize/VPlanTransforms.cpp
index 666ff2354..2dc916e29 100644
--- a/llvm/lib/Transforms/Vectorize/VPlanTransforms.cpp
+++ b/llvm/lib/Transforms/Vectorize/VPlanTransforms.cpp
@@ -1015,15 +1015,13 @@ static void simplifyRecipe(VPRecipeBase &R, VPTypeAnalysis &TypeInfo) {
     if (Op->isLiveIn())
       PredPHI->replaceAllUsesWith(Op);
   }
-  if (auto *VecPtr= dyn_cast<VPVectorPointerRecipe>(&R)) {
+  if (auto *VecPtr = dyn_cast<VPVectorPointerRecipe>(&R)) {
     if (VecPtr->getParent()->getPlan()->isUnrolled() && VecPtr->isPart0()) {
       VecPtr->replaceAllUsesWith(VecPtr->getOperand(0));
       return;
     }
   }
 
-
-
   VPValue *A;
   if (match(Def, m_Trunc(m_ZExtOrSExt(m_VPValue(A))))) {
     Type *TruncTy = TypeInfo.inferScalarType(Def);

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https://github.com/llvm/llvm-project/pull/149735