test/jdk/java/lang/invoke/MethodHandleProxies/WrapperHiddenClassTest.java

*** 38,16 ***
--- 38,20 ---
  
  import static java.lang.constant.ConstantDescs.*;
  import static java.lang.invoke.MethodHandleProxies.*;
  import static java.lang.invoke.MethodType.methodType;
  import static java.lang.classfile.ClassFile.*;
+ 
+ import jdk.internal.misc.PreviewFeatures;
+ 
  import static org.junit.jupiter.api.Assertions.*;
  
  /*
   * @test
   * @bug 6983726
   * @library /test/lib
+  * @modules java.base/jdk.internal.misc
   * @enablePreview
   * @summary Tests on implementation hidden classes spinned by MethodHandleProxies
   * @build WrapperHiddenClassTest Client jdk.test.lib.util.ForceGC
   * @run junit WrapperHiddenClassTest
   */

*** 84,11 ***
      @SuppressWarnings("unchecked")
      private Comparator<Integer> createHostileInstance() throws Throwable {
          var cf = ClassFile.of();
          var bytes = cf.build(CD_HostileWrapper, clb -> {
              clb.withSuperclass(CD_Object);
!             clb.withFlags(ACC_FINAL | ACC_SYNTHETIC);
              clb.withInterfaceSymbols(CD_Comparator);
  
              // static and instance fields
              clb.withField(TYPE, CD_Class, ACC_PRIVATE | ACC_STATIC | ACC_FINAL);
              clb.withField(TARGET, CD_MethodHandle, ACC_PRIVATE | ACC_FINAL);
--- 88,11 ---
      @SuppressWarnings("unchecked")
      private Comparator<Integer> createHostileInstance() throws Throwable {
          var cf = ClassFile.of();
          var bytes = cf.build(CD_HostileWrapper, clb -> {
              clb.withSuperclass(CD_Object);
!             clb.withFlags((PreviewFeatures.isEnabled() ? ACC_IDENTITY : 0) | ACC_FINAL | ACC_SYNTHETIC);
              clb.withInterfaceSymbols(CD_Comparator);
  
              // static and instance fields
              clb.withField(TYPE, CD_Class, ACC_PRIVATE | ACC_STATIC | ACC_FINAL);
              clb.withField(TARGET, CD_MethodHandle, ACC_PRIVATE | ACC_FINAL);