[llvm] [VPlan] Make canonical IV part of the region (PR #156262)

[Florian Hahn via llvm-commits]

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@@ -1234,6 +1233,17 @@ static void simplifyRecipe(VPRecipeBase &R, VPTypeAnalysis &TypeInfo) {
   if (!Plan->isUnrolled())
     return;
 
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fhahn wrote:

This has been landed in a separate patch, should be gone now

https://github.com/llvm/llvm-project/pull/156262