src/java.base/share/native/include/classfile_constants.h.template

*** 47,56 ****
--- 47,57 ----
      JVM_ACC_VOLATILE      = 0x0040,
      JVM_ACC_BRIDGE        = 0x0040,
      JVM_ACC_TRANSIENT     = 0x0080,
      JVM_ACC_VARARGS       = 0x0080,
      JVM_ACC_VALUE         = 0x0100,
+     JVM_ACC_FLATTENABLE   = 0x0100,
      JVM_ACC_NATIVE        = 0x0100,
      JVM_ACC_INTERFACE     = 0x0200,
      JVM_ACC_ABSTRACT      = 0x0400,
      JVM_ACC_STRICT        = 0x0800,
      JVM_ACC_SYNTHETIC     = 0x1000,