--- old/src/jdk.internal.vm.compiler/share/classes/org.graalvm.compiler.hotspot/src/org/graalvm/compiler/hotspot/nodes/aot/InitializeKlassStubCall.java	2018-12-11 11:12:59.000000000 -0800
+++ new/src/jdk.internal.vm.compiler/share/classes/org.graalvm.compiler.hotspot/src/org/graalvm/compiler/hotspot/nodes/aot/InitializeKlassStubCall.java	2018-12-11 11:12:59.000000000 -0800
@@ -45,6 +45,7 @@
 import org.graalvm.compiler.nodes.spi.LIRLowerable;
 import org.graalvm.compiler.nodes.spi.NodeLIRBuilderTool;
 import org.graalvm.compiler.nodes.util.GraphUtil;
+import org.graalvm.compiler.word.Word;
 import jdk.internal.vm.compiler.word.LocationIdentity;
 
 import jdk.vm.ci.hotspot.HotSpotMetaspaceConstant;
@@ -70,7 +71,7 @@
     }
 
     @NodeIntrinsic
-    public static native KlassPointer initializeKlass(KlassPointer value, Object string);
+    public static native KlassPointer initializeKlass(KlassPointer value, Word string);
 
     @Override
     public Node canonical(CanonicalizerTool tool) {