!fixup address latest comments, thanks!

Author: fhahn

llvm/lib/Transforms/Vectorize/LoopVectorize.cpp

@@ -7729,9 +7729,9 @@ DenseMap<const SCEV *, Value *> LoopVectorizationPlanner::executePlan(
           dyn_cast<VPRegionBlock>(BestVPlan.getEntry()->getSingleSuccessor())) {
     VPBasicBlock *HeaderVPBB = R->getEntryBasicBlock();
     Loop *L = LI->getLoopFor(State.CFG.VPBB2IRBB[HeaderVPBB]);
-    if (VectorizedLoopID)
+    if (VectorizedLoopID) {
       L->setLoopID(*VectorizedLoopID);
-    else {
+    } else {
       // Keep all loop hints from the original loop on the vector loop (we'll
       // replace the vectorizer-specific hints below).
       if (MDNode *LID = OrigLoop->getLoopID())

llvm/lib/Transforms/Vectorize/VPlanTransforms.cpp

@@ -694,8 +694,7 @@ void VPlanTransforms::optimizeForVFAndUF(VPlan &Plan, ElementCount BestVF,
 
   SmallVector<VPValue *> PossiblyDead(Term->operands());
   Term->eraseFromParent();
-  VPBasicBlock *Header =
-      cast<VPBasicBlock>(Plan.getVectorLoopRegion()->getEntry());
+  auto *Header = cast<VPBasicBlock>(Plan.getVectorLoopRegion()->getEntry());
   if (all_of(Header->phis(), [](VPRecipeBase &R) {
         return !isa<VPWidenIntOrFpInductionRecipe, VPReductionPHIRecipe>(&R);
       })) {
@@ -706,7 +705,7 @@ void VPlanTransforms::optimizeForVFAndUF(VPlan &Plan, ElementCount BestVF,
     }
 
     VPBlockBase *Preheader = Plan.getVectorLoopRegion()->getSinglePredecessor();
-    VPBasicBlock *Exiting =
+    auto *Exiting =
         cast<VPBasicBlock>(Plan.getVectorLoopRegion()->getExiting());
 
     auto *LoopRegion = Plan.getVectorLoopRegion();
@@ -741,7 +740,7 @@ void VPlanTransforms::optimizeForVFAndUF(VPlan &Plan, ElementCount BestVF,
 }
 
 /// Sink users of \p FOR after the recipe defining the previous value \p
-// Previous of the recurrence. \returns true if all users of \p FOR could be
+/// Previous of the recurrence. \returns true if all users of \p FOR could be
 /// re-arranged as needed or false if it is not possible.
 static bool
 sinkRecurrenceUsersAfterPrevious(VPFirstOrderRecurrencePHIRecipe *FOR,