[llvm] [VPlan] Explicitly handle scalar pointer inductions. (PR #83068)

[via llvm-commits]

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@@ -1164,11 +1165,14 @@ class VPInstruction : public VPRecipeWithIRFlags {
   /// An optional name that can be used for the generated IR instruction.
   const std::string Name;
 
+  bool generatesScalars() const;
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ayalz wrote:

Worth documenting?

https://github.com/llvm/llvm-project/pull/83068