libc_and_cpp_add_global_variable {
  global:
    _Z26test_virtual_function_callP12SuperSpeaker;
    _ZN12SuperSpeaker11SpeakLouderEv;
    _ZN12SuperSpeaker18CreateSuperSpeakerEi;
    _ZN12SuperSpeaker9SpeakLoudEv;
    _ZN12SuperSpeakerD2Ev;
    _ZN16LowVolumeSpeaker5SpeakEv;
    _ZN16LowVolumeSpeaker6ListenEv;
    _ZN16LowVolumeSpeakerD0Ev;
    _ZN17HighVolumeSpeaker11BadPracticeEf;
    _ZN17HighVolumeSpeaker5SpeakEv;
    _ZN17HighVolumeSpeaker6ListenEv;
    _ZN17HighVolumeSpeakerD0Ev;
    _ZN12NotReferenced;
    _ZN17HighVolumeSpeaker21global_unprotected_idE; #var
    _ZTV16LowVolumeSpeaker; #var
    _ZTV17HighVolumeSpeaker; #var
};