--- old/src/jdk.internal.vm.compiler/share/classes/org.graalvm.compiler.replacements/src/org/graalvm/compiler/replacements/nodes/BasicArrayCopyNode.java	2017-07-07 09:31:51.000000000 -0700
+++ new/src/jdk.internal.vm.compiler/share/classes/org.graalvm.compiler.replacements/src/org/graalvm/compiler/replacements/nodes/BasicArrayCopyNode.java	2017-07-07 09:31:50.000000000 -0700
@@ -29,7 +29,7 @@
 import static org.graalvm.word.LocationIdentity.any;
 
 import org.graalvm.compiler.core.common.type.StampFactory;
-import org.graalvm.compiler.debug.Debug;
+import org.graalvm.compiler.debug.DebugContext;
 import org.graalvm.compiler.graph.NodeClass;
 import org.graalvm.compiler.graph.NodeInputList;
 import org.graalvm.compiler.nodeinfo.NodeInfo;
@@ -218,8 +218,9 @@
                         tool.setVirtualEntry(destVirtual, destPosInt + i, tool.getEntry(srcVirtual, srcPosInt + i), false);
                     }
                     tool.delete();
-                    if (Debug.isLogEnabled()) {
-                        Debug.log("virtualized arraycopyf(%s, %d, %s, %d, %d)", getSource(), srcPosInt, getDestination(), destPosInt, len);
+                    DebugContext debug = getDebug();
+                    if (debug.isLogEnabled()) {
+                        debug.log("virtualized arraycopy(%s, %d, %s, %d, %d)", getSource(), srcPosInt, getDestination(), destPosInt, len);
                     }
                 } else {
                     ResolvedJavaType sourceType = StampTool.typeOrNull(srcAlias);