1libc_and_cpp_add_global_variable {
2  global:
3    _Z26test_virtual_function_callP12SuperSpeaker;
4    _ZN12SuperSpeaker11SpeakLouderEv;
5    _ZN12SuperSpeaker18CreateSuperSpeakerEi;
6    _ZN12SuperSpeaker9SpeakLoudEv;
7    _ZN12SuperSpeakerD2Ev;
8    _ZN16LowVolumeSpeaker5SpeakEv;
9    _ZN16LowVolumeSpeaker6ListenEv;
10    _ZN16LowVolumeSpeakerD0Ev;
11    _ZN17HighVolumeSpeaker11BadPracticeEf;
12    _ZN17HighVolumeSpeaker5SpeakEv;
13    _ZN17HighVolumeSpeaker6ListenEv;
14    _ZN17HighVolumeSpeakerD0Ev;
15    _ZN12NotReferenced;
16    _ZN17HighVolumeSpeaker21global_unprotected_idE; #var
17    _ZTV16LowVolumeSpeaker; #var
18    _ZTV17HighVolumeSpeaker; #var
19};
20