[llvm] [VPlan] Create header phi recipes after initial scalar optimizations. (PR #200920)

[Luke Lau via llvm-commits]

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@@ -962,6 +965,10 @@ bool VPlanTransforms::createHeaderPhiRecipes(
   if (!tryToSinkOrHoistRecurrenceUsers(HeaderVPBB, VPDT))
     return false;
 
+  // Skip renaming resume phi recipes, if any header phi as been removed.
----------------
lukel97 wrote:

```suggestion
  // Skip renaming resume phi recipes, if any header phi has been removed.
```

https://github.com/llvm/llvm-project/pull/200920