--- old/src/java.base/share/classes/jdk/internal/org/objectweb/asm/util/TraceClassVisitor.java	Fri Oct 27 09:25:02 2017
+++ new/src/java.base/share/classes/jdk/internal/org/objectweb/asm/util/TraceClassVisitor.java	Fri Oct 27 09:25:01 2017
@@ -65,6 +65,7 @@
 import jdk.internal.org.objectweb.asm.ClassVisitor;
 import jdk.internal.org.objectweb.asm.FieldVisitor;
 import jdk.internal.org.objectweb.asm.MethodVisitor;
+import jdk.internal.org.objectweb.asm.ModuleVisitor;
 import jdk.internal.org.objectweb.asm.Opcodes;
 import jdk.internal.org.objectweb.asm.TypePath;
 
@@ -160,7 +161,7 @@
      */
     public TraceClassVisitor(final ClassVisitor cv, final Printer p,
             final PrintWriter pw) {
-        super(Opcodes.ASM5, cv);
+        super(Opcodes.ASM6, cv);
         this.pw = pw;
         this.p = p;
     }
@@ -179,6 +180,14 @@
         super.visitSource(file, debug);
     }
 
+    @Override
+    public ModuleVisitor visitModule(String name, int flags,
+            String version) {
+        Printer p = this.p.visitModule(name, flags, version);
+        ModuleVisitor mv = super.visitModule(name, flags, version);
+        return new TraceModuleVisitor(mv, p);
+    }
+
     @Override
     public void visitOuterClass(final String owner, final String name,
             final String desc) {