src/jdk.compiler/share/classes/com/sun/tools/javac/comp/TypeEnter.java

*** 1184,10 ***
--- 1184,14 ---
              }
              if (tree.sym.isAnnotationType()) {
                  Assert.check(tree.sym.isCompleted());
                  tree.sym.setAnnotationTypeMetadata(new AnnotationTypeMetadata(tree.sym, annotate.annotationTypeSourceCompleter()));
              }
+ 
+             if ((tree.sym.flags() & (INTERFACE | VALUE_CLASS)) == 0) {
+                 tree.sym.flags_field |= IDENTITY_TYPE;
+             }
          }
  
          private void addAccessor(JCVariableDecl tree, Env<AttrContext> env) {
              MethodSymbol implSym = lookupMethod(env.enclClass.sym, tree.sym.name, List.nil());
              RecordComponent rec = ((ClassSymbol) tree.sym.owner).getRecordComponent(tree.sym);