src/java.base/share/classes/jdk/internal/org/objectweb/asm/Item.java

*** 237,246 ****
--- 237,248 ----
          this.strVal1 = strVal1;
          this.strVal2 = strVal2;
          this.strVal3 = strVal3;
          switch (type) {
          case ClassWriter.CLASS:
+         case ClassWriter.MODULE:
+         case ClassWriter.PACKAGE:
              this.intVal = 0;     // intVal of a class must be zero, see visitInnerClass
          case ClassWriter.UTF8:
          case ClassWriter.STR:
          case ClassWriter.MTYPE:
          case ClassWriter.TYPE_NORMAL:
*** 309,318 ****
--- 311,322 ----
      boolean isEqualTo(final Item i) {
          switch (type) {
          case ClassWriter.UTF8:
          case ClassWriter.STR:
          case ClassWriter.CLASS:
+         case ClassWriter.MODULE:
+         case ClassWriter.PACKAGE:
          case ClassWriter.MTYPE:
          case ClassWriter.TYPE_NORMAL:
              return i.strVal1.equals(strVal1);
          case ClassWriter.TYPE_MERGED:
          case ClassWriter.LONG: