[llvm] [VPlan] Add initial pattern match implementation for VPInstruction. (PR #80563)

[via llvm-commits]

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@@ -475,6 +474,7 @@ void VPlanTransforms::removeDeadRecipes(VPlan &Plan) {
                  [](VPValue *V) { return V->getNumUsers(); }))
         continue;
 
+      using namespace llvm::PatternMatch;
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ayalz wrote:

Is this needed here?

https://github.com/llvm/llvm-project/pull/80563