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

*** 220,10 ***
--- 220,11 ---
          String elementType = type.substring(0, type.length() - stringBuilder.length() * 2);
          String descriptor = PRIMITIVE_TYPE_DESCRIPTORS.get(elementType);
          if (descriptor != null) {
              stringBuilder.append(descriptor);
          } else {
+             // FIXME: support Q-type
              stringBuilder.append('L');
              if (elementType.indexOf('.') < 0) {
                  if (!defaultPackage) {
                      stringBuilder.append("java/lang/");
                  }