[llvm] [VPlan] Add VPRegionBlock::getCanonicalIVType (NFC). (PR #164127)

[Florian Hahn via llvm-commits]

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@@ -2491,8 +2491,9 @@ void VPlanTransforms::addActiveLaneMask(
          "UseActiveLaneMaskForControlFlow");
 
   VPRegionBlock *LoopRegion = Plan.getVectorLoopRegion();
-  auto *FoundWidenCanonicalIVUser = find_if(
-      LoopRegion->getCanonicalIV()->users(), IsaPred<VPWidenCanonicalIVRecipe>);
+  auto *CanonicalIV = LoopRegion->getCanonicalIV();
+  auto *FoundWidenCanonicalIVUser =
+      find_if(CanonicalIV->users(), IsaPred<VPWidenCanonicalIVRecipe>);
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fhahn wrote:

Ah yes, that slipped in as unrelated, removed, thanks

https://github.com/llvm/llvm-project/pull/164127