master
8371953: Document null handling in core reflection APIs
8389219: Implement JEP 401: Value Objects (Preview) 8389220: Implement JEP 539: Strict Field Initialization in the JVM (Preview)
8347471: Provide valid flags and mask in AccessFlag.Location
8266670: Better modeling of access flags in core reflection
8292275: javac does not emit SYNTHETIC and MANDATED flags for parameters by default