[llvm] [VPlan] Update scalar induction resume values in VPlan. (PR #110577)

[via llvm-commits]

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@@ -533,6 +536,19 @@ class InnerLoopVectorizer {
   /// count of the original loop for both main loop and epilogue vectorization.
   void setTripCount(Value *TC) { TripCount = TC; }
 
+  /// Retrieve the bypass value associated with an original induction header
+  /// phi.
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ayalz wrote:

```suggestion
  /// Retrieve the additional bypass value associated with an original
  /// induction header phi.
```

https://github.com/llvm/llvm-project/pull/110577