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

[via llvm-commits]

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@@ -801,7 +800,7 @@ static VPValue *optimizeEarlyExitInductionUser(VPlan &Plan,
 
   // Calculate the final index.
   VPValue *EndValue = Plan.getCanonicalIV();
-  auto CanonicalIVType = Plan.getCanonicalIV()->getScalarType();
+  auto CanonicalIVType = TypeInfo.inferScalarType(EndValue);
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ayalz wrote:

Can retrieve CanIV's type directly?

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