src/jdk.internal.vm.compiler/share/classes/org.graalvm.compiler.phases.common/src/org/graalvm/compiler/phases/common/IncrementalCanonicalizerPhase.java

rev 52509 : [mq]: graal2

@@ -26,11 +26,11 @@
 
 import org.graalvm.compiler.graph.Graph.NodeEventScope;
 import org.graalvm.compiler.nodes.StructuredGraph;
 import org.graalvm.compiler.phases.BasePhase;
 import org.graalvm.compiler.phases.PhaseSuite;
-import org.graalvm.compiler.phases.common.util.HashSetNodeEventListener;
+import org.graalvm.compiler.phases.common.util.EconomicSetNodeEventListener;
 import org.graalvm.compiler.phases.tiers.PhaseContext;
 
 /**
  * A phase suite that applies {@linkplain CanonicalizerPhase canonicalization} to a graph after all
  * phases in the suite have been applied if any of the phases changed the graph.

@@ -49,11 +49,11 @@
     }
 
     @Override
     @SuppressWarnings("try")
     protected void run(StructuredGraph graph, C context) {
-        HashSetNodeEventListener listener = new HashSetNodeEventListener();
+        EconomicSetNodeEventListener listener = new EconomicSetNodeEventListener();
         try (NodeEventScope nes = graph.trackNodeEvents(listener)) {
             super.run(graph, context);
         }
 
         if (!listener.getNodes().isEmpty()) {