ppc64:

/home/buildbot/worker/jdkX-linux/build/src/hotspot/cpu/ppc/gc/shared/barrierSetAssembler_ppc.cpp: In member function 'virtual void BarrierSetAssembler::resolve_jobject(MacroAssembler*, Register, Register, Register, bool)':
/home/buildbot/worker/jdkX-linux/build/src/hotspot/cpu/ppc/gc/shared/barrierSetAssembler_ppc.cpp:111:26: error: 'JNIHandles' has not been declared
   __ clrrdi(tmp1, value, JNIHandles::weak_tag_size);
                          ^~~~~~~~~~

x86_64, zero, minimal:

/home/buildbot/worker/jdkX-linux/build/src/hotspot/share/classfile/systemDictionary.hpp: In static member function 'static int SystemDictionary::number_of_modifications()':
/home/buildbot/worker/jdkX-linux/build/src/hotspot/share/classfile/systemDictionary.hpp:370:80: error: 'Compile_lock' was not declared in this scope
   static inline int number_of_modifications() { assert_locked_or_safepoint(Compile_lock); return _number_of_modifications; }
                                                                                ^~~~~~~~~~~~