[llvm] [VPlan] Lower BranchOnTwoConds to chain of 2 simple branches. (PR #174016)

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``````````bash
git-clang-format --diff origin/main HEAD --extensions cpp -- llvm/lib/Transforms/Vectorize/VPlanTransforms.cpp --diff_from_common_commit
``````````

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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 0a638d427..7a3ca0b9b 100644
--- a/llvm/lib/Transforms/Vectorize/VPlanTransforms.cpp
+++ b/llvm/lib/Transforms/Vectorize/VPlanTransforms.cpp
@@ -3779,16 +3779,15 @@ void VPlanTransforms::expandBranchOnTwoConds(VPlan &Plan) {
     VPBlockBase *Succ1 = Successors[1];
     VPBlockBase *Succ2 = Successors[2];
 
-    VPBasicBlock *Cond1BB = Plan.createVPBasicBlock(Cond0BB->getName() + ".cond.1");
+    VPBasicBlock *Cond1BB =
+        Plan.createVPBasicBlock(Cond0BB->getName() + ".cond.1");
     Cond1BB->setParent(Succ1->getParent());
 
-    VPBuilder(Cond0BB).createNaryOp(VPInstruction::BranchOnCond,
-                                  {Cond0}, DL);
+    VPBuilder(Cond0BB).createNaryOp(VPInstruction::BranchOnCond, {Cond0}, DL);
     VPBlockUtils::connectBlocks(Cond0BB, Succ0);
     VPBlockUtils::connectBlocks(Cond0BB, Cond1BB);
 
-    VPBuilder(Cond1BB).createNaryOp(VPInstruction::BranchOnCond,
-                                    {Cond1}, DL);
+    VPBuilder(Cond1BB).createNaryOp(VPInstruction::BranchOnCond, {Cond1}, DL);
     VPBlockUtils::connectBlocks(Cond1BB, Succ1);
     VPBlockUtils::connectBlocks(Cond1BB, Succ2);
     Br->eraseFromParent();

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https://github.com/llvm/llvm-project/pull/174016