## Linker script for GNU versioning (GNU ld 2.13.91+ only.)
##
## Copyright (C) 2002, 2003, 2004, 2005, 2006, 2007, 2008, 2009, 2010, 2011
## Free Software Foundation, Inc.
##
## This file is part of the GNU ISO C++ Library.  This library is free
## software; you can redistribute it and/or modify it under the
## terms of the GNU General Public License as published by the
## Free Software Foundation; either version 3, or (at your option)
## any later version.
##
## This library is distributed in the hope that it will be useful,
## but WITHOUT ANY WARRANTY; without even the implied warranty of
## MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
## GNU General Public License for more details.
##
## You should have received a copy of the GNU General Public License along
## with this library; see the file COPYING3.  If not see
## <http://www.gnu.org/licenses/>.

GLIBCXX_3.4 {

  global:

    # Names inside the 'extern' block are demangled names.
    extern "C++"
    {
      std::[A-Z]*;
      std::a[a-c]*;
      std::ad[a-n]*;
      std::ad[p-z]*;
      std::a[e-z]*;
#     std::ba[a-r]*;
      std::basic_[a-e]*;
      std::basic_f[a-h]*;
#     std::basic_filebuf;
      std::basic_f[j-r]*;
#     std::basic_fstream;
      std::basic_f[t-z]*;
      std::basic_[g-h]*;
      std::basic_i[a-e]*;
#     std::basic_ifstream;
      std::basic_i[g-r]*;
      std::basic_istr[a-d]*;
#     std::basic_istream;
      std::basic_istr[f-z]*;
      std::basic_i[t-z]*;
      std::basic_[j-n]*;
      std::basic_o[a-e]*;
#     std::basic_ofstream;
#     std::basic_o[g-z]*;
      std::basic_o[g-r]*;
      std::basic_ostr[a-d]*;
      std::basic_ostr[f-z]*;
      std::basic_[p-r]*;
#     std::basic_streambuf
#     std::basic_string
#     std::basic_stringbuf
      std::basic_stringstream*;
      std::basic_[t-z]*;
      std::ba[t-z]*;
      std::b[b-z]*;
      std::c[a-g]*;
#     std::char_traits;
#     std::c[i-z]*;
      std::c[i-n]*;
#     std::condition_variable;
      std::co[^n]*;
      std::c[p-s]*;
      std::cu[^r]*;
#     std::current_exception
      std::c[v-z]*;
#     std::[d-g]*;
      std::d[a-d]*;
      std::d[f-n]*;
      std::domain_error::d*;
#     std::domain_error::~d*;
      std::d[p-z]*;
      std::e[a-q]*;
      std::error[^_]*;
      std::e[s-z]*;
      std::gslice*;
      std::h[^a]*;
      std::i[a-m]*;
      std::invalid_argument::i*;
#     std::invalid_argument::~i*;
#     std::ios_base::[A-Ha-z]*;
      std::ios_base::[A-Ha-f]*;
      std::ios_base::goodbit;
      std::ios_base::[h-z]*;
      std::ios_base::_M_grow_words*;
      std::ios_base::_M_init*;
      std::ios_base::Init::[A-Za-z]*;
#     std::ios_base::[J-Za-z]*;
      std::i[p-r]*;
#     std::istream
#     std::istreambuf_iterator
      std::istringstream*;
      std::istrstream*;
      std::i[t-z]*;
      std::[A-Zj-k]*;
      std::length_error::l*;
#     std::length_error::~l*;
      std::logic_error*;
      std::locale::[A-Za-e]*;
      std::locale::facet::[A-Za-z]*;
      std::locale::facet::_S_get_c_locale*;	
      std::locale::facet::_S_clone_c_locale*;
      std::locale::facet::_S_create_c_locale*;
      std::locale::facet::_S_destroy_c_locale*;
      std::locale::[A-Zg-h]*;
      std::locale::id::[A-Za-z]*;
      std::locale::id::_M_id*;
      std::locale::[A-Zj-z]*;
      std::locale::_[A-Ha-z]*;
      std::locale::_Impl::[A-Za-z]*;
#     std::locale::_Impl::_M_[A-Za-z]*;
      std::locale::_[J-Ra-z]*;
      std::locale::_S_normalize_category*;
      std::locale::_[T-Za-z]*;
#     std::[A-Zm-r]*;
#     std::[A-Zm]*;
      std::[A-Z]*;
      std::messages*;
      std::money*;
#     std::n[^u]*;
      std::n[^aue]*;
      std::nu[^m]*;
      std::num[^e]*;
      std::ostrstream*;
      std::out_of_range::o*;
#     std::out_of_range::~o*;
      std::overflow_error::o*;
#     std::overflow_error::~o*;
#     std::[p-q]*;
      std::r[^ae]*;
      std::range_error::r*;
#     std::range_error::~r*;
#     std::re[^t]*;
#     std::rethrow_exception
      std::set_new_handler*;
      std::set_terminate*;
      std::set_unexpected*;
#     std::string
      std::strstream*;
      std::strstreambuf*;
#     std::t[a-q]*;
      std::t[a-g]*;      
      std::th[a-h]*;
      std::th[j-q]*;
      std::th[s-z]*;
#     std::t[i-n]*;
      std::tr1::h[^a]*;
      std::t[s-z]*;
#     std::[A-Zu-z]*;
      std::underflow_error::u*;
#     std::underflow_error::~u*;
      std::uncaught_exception*;
      std::unexpected*;
      std::[A-Zv-z]*;
      std::_List_node_base::hook*;
      std::_List_node_base::swap*;
      std::_List_node_base::unhook*;
      std::_List_node_base::reverse*;
      std::_List_node_base::transfer*;
      std::__timepunct*;
#     std::__numeric_limits_base*;
      std::__num_base::_S_format_float*;
      std::__num_base::_S_format_int*;
      std::__num_base::_S_atoms_in;
      std::__num_base::_S_atoms_out;
      std::__moneypunct_cache*;
      std::__numpunct_cache*;
      std::__timepunct_cache*
#     __gnu_debug::_Error_formatter*
    };

    # Names not in an 'extern' block are mangled names.  Character classes
    # are used in many of the regex patterns to compensate for minor differences
    # among the standard integer types and sizes on different platforms and
    # under different modes of 64-bit architecture (ILP64, LLP64, etc.)

    # std::string
    # 'y' here and below represents 'unsigned long long'
    # where it is used for size_type on LLP64 platforms.
    _ZNSsC[12][EI][PRjmvyN]*;
    _ZNSsD*;
    _ZNSs[0-58-9]a*;
    _ZNSs5beginEv;
    _ZNSs[0-58-9][c-e]*;
    _ZNSs[0-58-9][g-z]*;
#   _ZNSs[67][a-z]*E[PRcjmvy]*;
    _ZNSs6appendE[PRcjmvy]*;
    _ZNSs6assignE[PRcjmvy]*;
    _ZNSs6insertE[PRcjmvy]*;
    _ZNSs6insertEN9__gnu_cxx17__normal_iteratorIPcSsEE[PRcjmvy]*;
    _ZNSs[67][j-z]*E[PRcjmvy]*;
    _ZNSs7[a-z]*EES2_[NPRjmy]*;
    _ZNSs7[a-z]*EES2_S[12]*;
    _ZNSs12_Alloc_hiderC*;
    _ZNSs12_M_leak_hardEv;
    _ZNSs12_S_constructE[jmy]cRKSaIcE;
    _ZNSs12_S_empty_repEv;
    _ZNSs13_S_copy_chars*;
    _ZNSs[0-9][0-9]_M_replace*;
    _ZNSs4_Rep10_M_destroy*;
    _ZNSs4_Rep10_M_dispose*;
    _ZNSs4_Rep10_M_refcopyEv;
    _ZNSs4_Rep10_M_refdataEv;
    _ZNSs4_Rep12_S_empty_repEv;
    _ZNSs4_Rep13_M_set_leakedEv;
    _ZNSs4_Rep15_M_set_sharableEv;
    _ZNSs4_Rep7_M_grab*;
    _ZNSs4_Rep8_M_clone*;
    _ZNSs4_Rep9_S_createE[jmy][jmy]*;
    _ZNSs7_M_dataEPc;
    _ZNSs7_M_leakEv;
    _ZNSs9_M_mutateE[jmy][jmy][jmy];
    _ZNSs4_Rep20_S_empty_rep_storageE;
    _ZNSs4_Rep11_S_max_sizeE;
    _ZNSs4_Rep11_S_terminalE;
    _ZNSsaSE[PRc]*;
    _ZNSsixE*;
    _ZNSspLE[PRc]*;
    _ZNKSs[0-3][a-b]*;
    _ZNKSs[5-9][a-b]*;
    _ZNKSs[0-9][d-e]*;
    _ZNKSs[0-9][g-z]*;
    _ZNKSs[0-9][0-9][a-z]*;
    _ZNKSs4find*;
    _ZNKSs[a-z]*;
    _ZNKSs4_Rep12_M_is_leakedEv;
    _ZNKSs4_Rep12_M_is_sharedEv;
    _ZNKSs6_M_repEv;
    _ZNKSs7_M_dataEv;
    _ZNKSs7_M_iendEv;
    _ZNKSs8_M_check*;
    _ZNKSs8_M_limit*;
    _ZNKSs9_M_ibeginEv;
    _ZStplIcSt11char_traitsIcESaIcEESbIT_T0_T1_E*;
    _ZNKSs7compare*; 
    _ZNKSs5c_strEv;
    _ZNKSs8capacityEv;
    _ZNKSs4copyEPc[jmy][jmy];

    # std::wstring
    _ZNSbIwSt11char_traitsIwESaIwEEC[12][EI][PRjmvyN]*;
    _ZNSbIwSt11char_traitsIwESaIwEED*;
    _ZNSbIwSt11char_traitsIwESaIwEE[0-58-9]a*;
    _ZNSbIwSt11char_traitsIwESaIwEE5beginEv;
    _ZNSbIwSt11char_traitsIwESaIwEE[0-58-9][c-e]*;
    _ZNSbIwSt11char_traitsIwESaIwEE[0-58-9][g-z]*;
#   _ZNSbIwSt11char_traitsIwESaIwEE[67][a-b]*E[PRwjmvy]*;
    _ZNSbIwSt11char_traitsIwESaIwEE6appendE[PRwjmvy]*;
    _ZNSbIwSt11char_traitsIwESaIwEE6assignE[PRwjmvy]*;
    _ZNSbIwSt11char_traitsIwESaIwEE6insertE[PRwjmvy]*;
    _ZNSbIwSt11char_traitsIwESaIwEE6insertEN9__gnu_cxx17__normal_iteratorIPwS2_EE[PRwjmvy]*;
    _ZNSbIwSt11char_traitsIwESaIwEE[67][j-z]*E[PRwjmvy]*;
    _ZNSbIwSt11char_traitsIwESaIwEE7[a-z]*EES6_[NPRjmy]*;
    _ZNSbIwSt11char_traitsIwESaIwEE7[a-z]*EES6_S[56]*;
    _ZNSbIwSt11char_traitsIwESaIwEE12_Alloc_hiderC*;
    _ZNSbIwSt11char_traitsIwESaIwEE12_M_leak_hardEv;
    _ZNSbIwSt11char_traitsIwESaIwEE12_S_constructE[jmy]wRKS1_;
    _ZNSbIwSt11char_traitsIwESaIwEE12_S_empty_repEv;
    _ZNSbIwSt11char_traitsIwESaIwEE13_S_copy_chars*;
    _ZNSbIwSt11char_traitsIwESaIwEE[0-9][0-9]_M_replace*;
    _ZNSbIwSt11char_traitsIwESaIwEE4_Rep10_M_destroy*;
    _ZNSbIwSt11char_traitsIwESaIwEE4_Rep10_M_dispose*;
    _ZNSbIwSt11char_traitsIwESaIwEE4_Rep10_M_refcopyEv;
    _ZNSbIwSt11char_traitsIwESaIwEE4_Rep10_M_refdataEv;
    _ZNSbIwSt11char_traitsIwESaIwEE4_Rep12_S_empty_repEv;
    _ZNSbIwSt11char_traitsIwESaIwEE4_Rep13_M_set_leakedEv;
    _ZNSbIwSt11char_traitsIwESaIwEE4_Rep15_M_set_sharableEv;
    _ZNSbIwSt11char_traitsIwESaIwEE4_Rep7_M_grab*;
    _ZNSbIwSt11char_traitsIwESaIwEE4_Rep8_M_clone*;
    _ZNSbIwSt11char_traitsIwESaIwEE4_Rep9_S_createE[jmy][jmy]*;
    _ZNSbIwSt11char_traitsIwESaIwEE7_M_dataEPw;
    _ZNSbIwSt11char_traitsIwESaIwEE7_M_leakEv;
    _ZNSbIwSt11char_traitsIwESaIwEE9_M_mutateE[jmy][jmy][jmy];
    _ZNSbIwSt11char_traitsIwESaIwEE4_Rep20_S_empty_rep_storageE;
    _ZNSbIwSt11char_traitsIwESaIwEE4_Rep11_S_max_sizeE;
    _ZNSbIwSt11char_traitsIwESaIwEE4_Rep11_S_terminalE;
    _ZNSbIwSt11char_traitsIwESaIwEEaSE[PRw]*;
    _ZNSbIwSt11char_traitsIwESaIwEEixE*;
    _ZNSbIwSt11char_traitsIwESaIwEEpLE[PRw]*;
    _ZNKSbIwSt11char_traitsIwESaIwEE[0-3][a-b]*;
    _ZNKSbIwSt11char_traitsIwESaIwEE[5-9][a-b]*;
    _ZNKSbIwSt11char_traitsIwESaIwEE[0-9][d-e]*;
    _ZNKSbIwSt11char_traitsIwESaIwEE[0-9][g-z]*;
    _ZNKSbIwSt11char_traitsIwESaIwEE[0-9][0-9][a-z]*;
    _ZNKSbIwSt11char_traitsIwESaIwEE[a-z]*;
    _ZNKSbIwSt11char_traitsIwESaIwEE4find*;
    _ZNKSbIwSt11char_traitsIwESaIwEE4_Rep12_M_is_leakedEv;
    _ZNKSbIwSt11char_traitsIwESaIwEE4_Rep12_M_is_sharedEv;
    _ZNKSbIwSt11char_traitsIwESaIwEE6_M_repEv;
    _ZNKSbIwSt11char_traitsIwESaIwEE7_M_dataEv;
    _ZNKSbIwSt11char_traitsIwESaIwEE7_M_iendEv;
    _ZNKSbIwSt11char_traitsIwESaIwEE8_M_check*;
    _ZNKSbIwSt11char_traitsIwESaIwEE8_M_limit*;
    _ZNKSbIwSt11char_traitsIwESaIwEE9_M_ibeginEv;
    _ZStplIwSt11char_traitsIwESaIwEESbIT_T0_T1_E*;
    _ZNKSbIwSt11char_traitsIwESaIwEE7compare*;
    _ZNKSbIwSt11char_traitsIwESaIwEE5c_strEv;
    _ZNKSbIwSt11char_traitsIwESaIwEE8capacityEv;
    _ZNKSbIwSt11char_traitsIwESaIwEE4copyEPw[jmy][jmy];

    # std::basic_streambuf
    _ZNSt15basic_streambufI[cw]St11char_traitsI[cw]EE[CD]*;
    _ZNKSt15basic_streambufI[cw]St11char_traitsI[cw]EE[0-9]*;
    _ZNSt15basic_streambufI[cw]St11char_traitsI[cw]EE[0-9][a-z][^t]*;
    _ZNSt15basic_streambufI[cw]St11char_traitsI[cw]EE[0-9][0-9][a-z][^t]*;
    _ZNSt15basic_streambufI[cw]St11char_traitsI[cw]EEaSERKS2_;

    # std::basic_stringbuf
    _ZNSt15basic_stringbufI[cw]St11char_traitsI[cw]ESaI[cw]EEC*;
    _ZNSt15basic_stringbufI[cw]St11char_traitsI[cw]ESaI[cw]EED[^2]*;
    _ZNSt15basic_stringbufI[cw]St11char_traitsI[cw]ESaI[cw]EE[0-9][a-r]*;
    _ZNSt15basic_stringbufI[cw]St11char_traitsI[cw]ESaI[cw]EE[0-9]seek*;
    _ZNSt15basic_stringbufI[cw]St11char_traitsI[cw]ESaI[cw]EE[0-9]set*;
    _ZNKSt15basic_stringbufIcSt11char_traitsIcESaIcEE3strEv;
    _ZNKSt15basic_stringbufIwSt11char_traitsIwESaIwEE3strEv;
    _ZNSt15basic_stringbufIcSt11char_traitsIcESaIcEE3strERKSs;
    _ZNSt15basic_stringbufIwSt11char_traitsIwESaIwEE3strERKSbIwS1_S2_E;
    _ZNSt15basic_stringbufI[cw]St11char_traitsI[cw]ESaI[cw]EE[0-9][t-z]*;
    _ZNSt15basic_stringbufI[cw]St11char_traitsI[cw]ESaI[cw]EE[0-9]_M_[a-o]*;
    _ZNSt15basic_stringbufI[cw]St11char_traitsI[cw]ESaI[cw]EE[0-9]_M_[q-z]*;
    _ZNSt15basic_stringbufI[cw]St11char_traitsI[cw]ESaI[cw]EE[0-9][0-9]_M_[a-z]*;

    # std::basic_iostream constructors, destructors
    _ZNSdC*;
    _ZNSdD*;

    # std::basic_filebuf
    _ZNSt13basic_filebufI[cw]St11char_traitsI[cw]EEC*;
    _ZNSt13basic_filebufI[cw]St11char_traitsI[cw]EED*;
    _ZNSt13basic_filebufI[cw]St11char_traitsI[cw]EE0*;
    _ZNSt13basic_filebufI[cw]St11char_traitsI[cw]EE13*;
    _ZNSt13basic_filebufI[cw]St11char_traitsI[cw]EE15*;
    _ZNSt13basic_filebufI[cw]St11char_traitsI[cw]EE16*;
    _ZNSt13basic_filebufI[cw]St11char_traitsI[cw]EE19*;
    _ZNSt13basic_filebufI[cw]St11char_traitsI[cw]EE2*;
    _ZNSt13basic_filebufI[cw]St11char_traitsI[cw]EE3*;
    _ZNSt13basic_filebufI[cw]St11char_traitsI[cw]EE4openEPKc*;
    _ZNSt13basic_filebufI[cw]St11char_traitsI[cw]EE4sync*;
    _ZNSt13basic_filebufI[cw]St11char_traitsI[cw]EE[5-9]*;
    _ZNKSt13basic_filebufI[cw]St11char_traitsI[cw]EE7is_openEv;

    # std::basic_fstream
    _ZNSt13basic_fstreamI[cw]St11char_traitsI[cw]EEC[12]Ev;
    _ZNSt13basic_fstreamI[cw]St11char_traitsI[cw]EEC[12]EPKc*;
    _ZNSt13basic_fstreamI[cw]St11char_traitsI[cw]EED*;
    _ZNSt13basic_fstreamI[cw]St11char_traitsI[cw]EE5closeEv;
    _ZNSt13basic_fstreamI[cw]St11char_traitsI[cw]EE7is_openEv;
    _ZNSt13basic_fstreamI[cw]St11char_traitsI[cw]EE4openEPKc*;
    _ZNKSt13basic_fstreamI[cw]St11char_traitsI[cw]EE5rdbufEv;

    # std::basic_ifstream
    _ZNSt14basic_ifstreamI[cw]St11char_traitsI[cw]EEC[12]Ev;
    _ZNSt14basic_ifstreamI[cw]St11char_traitsI[cw]EEC[12]EPKc*;
    _ZNSt14basic_ifstreamI[cw]St11char_traitsI[cw]EED*;
    _ZNSt14basic_ifstreamI[cw]St11char_traitsI[cw]EE5closeEv;
    _ZNSt14basic_ifstreamI[cw]St11char_traitsI[cw]EE7is_openEv;
    _ZNSt14basic_ifstreamI[cw]St11char_traitsI[cw]EE4openEPKc*;
    _ZNKSt14basic_ifstreamI[cw]St11char_traitsI[cw]EE5rdbufEv;

    # std::basic_ofstream
    _ZNSt14basic_ofstreamI[cw]St11char_traitsI[cw]EEC[12]Ev;
    _ZNSt14basic_ofstreamI[cw]St11char_traitsI[cw]EEC[12]EPKc*;
    _ZNSt14basic_ofstreamI[cw]St11char_traitsI[cw]EED*;
    _ZNSt14basic_ofstreamI[cw]St11char_traitsI[cw]EE5closeEv;
    _ZNSt14basic_ofstreamI[cw]St11char_traitsI[cw]EE7is_openEv;
    _ZNSt14basic_ofstreamI[cw]St11char_traitsI[cw]EE4openEPKc*;
    _ZNKSt14basic_ofstreamI[cw]St11char_traitsI[cw]EE5rdbufEv;

    # std::basic_istream<char>
    _ZNSiC*;
    _ZNSiD*;
    _ZNKSi[0-9][a-z]*;
    _ZNSi[0-9][a-h]*;
    _ZNSi[0-9][j-z]*;
    # 'x' here and below matches 'long long' where it
    # is used for signed sizetypes on LLP64 platforms.
    _ZNSi6ignoreE[ilx][ilx];
    _ZNSirsE*[^g];

    # std::basic_istream<wchar_t>
    _ZNSt13basic_istreamIwSt11char_traitsIwEEC*;
    _ZNSt13basic_istreamIwSt11char_traitsIwEED*;
    _ZNKSt13basic_istreamIwSt11char_traitsIwEE[0-9][a-z]*;
    _ZNSt13basic_istreamIwSt11char_traitsIwEE[0-9][a-h]*;
    _ZNSt13basic_istreamIwSt11char_traitsIwEE[0-9][j-z]*;
    _ZNSt13basic_istreamIwSt11char_traitsIwEE6ignoreE[ilx][ijlmx];
    _ZNSt13basic_istreamIwSt11char_traitsIwEErsE*[^g];

    # std::istream operators and extractors
    _ZSt7getlineI[cw]St11char_traitsI[cw]ESaI[cw]EERSt13basic_istream*;
    _ZSt2wsI[cw]St11char_traitsI[cw]EE*;
    _ZStrsI[cw]St11char_traitsI[cw]EERSt13basic_istream*;
    _ZStrsI[cw]St11char_traitsI[cw]ESaI[cw]EERSt13basic_istream*;
    _ZStrsISt11char_traitsI[cw]EERSt13basic_istream*;
    _ZStrsId[cw]St11char_traitsI[cw]EERSt13basic_istream*;
    _ZStrsIe[cw]St11char_traitsI[cw]EERSt13basic_istream*;
    _ZStrsIf[cw]St11char_traitsI[cw]EERSt13basic_istream*;

    # std::basic_ostream<char>
    _ZNSoC*;
    _ZNSoD*;
    _ZNKSo6sentrycvbEv;
    _ZNSo8_M_writeEPKc[ilx];
    _ZNSo[0-9][a-z]*;
    _ZNSolsE*[^g];

    # std::basic_ostream<wchar_t>
    _ZNSt13basic_ostreamIwSt11char_traitsIwEEC*;
    _ZNSt13basic_ostreamIwSt11char_traitsIwEED*;
    _ZNKSt13basic_ostreamIwSt11char_traitsIwEE[0-9][a-z]*;
    _ZNSt13basic_ostreamIwSt11char_traitsIwEE3putEw;
    _ZNSt13basic_ostreamIwSt11char_traitsIwEE5flushEv;
    _ZNSt13basic_ostreamIwSt11char_traitsIwEE5seekpE*;
    _ZNSt13basic_ostreamIwSt11char_traitsIwEE5tellpEv;
    _ZNSt13basic_ostreamIwSt11char_traitsIwEE5writeEPKw*;
    _ZNSt13basic_ostreamIwSt11char_traitsIwEE6sentry*;
    _ZNSt13basic_ostreamIwSt11char_traitsIwEE8_M_writeEPKw[ilx];
    _ZNSt13basic_ostreamIwSt11char_traitsIwEElsE*[^g];

    # std::ostream operators and inserters
    _ZSt4end[ls]I[cw]St11char_traitsI[cw]EERSt13basic_ostream*;
    _ZSt5flushI[cw]St11char_traitsI[cw]EERSt13basic_ostream*;
    _ZStlsI[cw]St11char_traitsI[cw]EERSt13basic_ostream*;
    _ZStlsI[cw]St11char_traitsI[cw]ESaI[cw]EERSt13basic_ostream*;
    _ZStlsISt11char_traitsI[cw]EERSt13basic_ostream*;
    _ZStlsId[cw]St11char_traitsI[cw]EERSt13basic_ostream*;
    _ZStlsIe[cw]St11char_traitsI[cw]EERSt13basic_ostream*;
    _ZStlsIf[cw]St11char_traitsI[cw]EERSt13basic_ostream*;

    # std::locale destructors
    _ZNSt6localeD*;
	
    # std::locale::facet destructors
    _ZNSt6locale5facetD*;
	 
    # std::locale::_Impl constructors, destructors
    _ZNSt6locale5_ImplC*;
    _ZNSt6locale5_ImplD*;

    # std::ios_base, std::ios_base::Init destructors
    _ZNSt8ios_baseD*;
    _ZNSt8ios_base4InitD*;

    # bool std::has_facet 
    _ZSt9has_facetIS*;

    # std::use_facet
    _ZSt9use_facetIS*;

    # std::ctype
    _ZNKSt5ctypeIcE8*;
    _ZNKSt5ctypeIcE9*;
    _ZNKSt5ctypeIcE10*;
    _ZNKSt5ctypeIw*;
    _ZNSt5ctypeI[cw]*;

    # std::ctype_base
    _ZNSt10ctype_base*;

    # std::ctype_byname
    _ZNSt12ctype_bynameI[cw]*;

    # std::num_get
    _ZNKSt7num_getI[cw]St19istreambuf_iteratorI[cw]St11char_traitsI[cw]EEE*;

    # std::num_put
    _ZNKSt7num_putI[cw]St19ostreambuf_iteratorI[cw]St11char_traitsI[cw]EEE*;

    # std::money_get
    _ZNKSt9money_getI[cw]St19istreambuf_iteratorI[cw]St11char_traitsI[cw]EEE*;

    # std::money_put
    _ZNKSt9money_putI[cw]St19ostreambuf_iteratorI[cw]St11char_traitsI[cw]EEE*;

    # std::time_get
    _ZNSt8time_get*;
    _ZNKSt8time_getI[cw]St19istreambuf_iteratorI[cw]St11char_traitsI[cw]EEE1*;
    _ZNKSt8time_getI[cw]St19istreambuf_iteratorI[cw]St11char_traitsI[cw]EEE8*;
    _ZNKSt8time_getI[cw]St19istreambuf_iteratorI[cw]St11char_traitsI[cw]EEE21*;

    # std::time_get_byname
    _ZNSt15time_get_byname*;
    
    # std::time_put
    _ZNSt8time_put*;
    _ZNKSt8time_put*;

    # std::time_put_byname
    _ZNSt15time_put_byname*;

    # std::numeric_limits
    _ZNSt21__numeric_limits_base[5-9]*;
    _ZNSt21__numeric_limits_base1[0-7][hirt]*;
    _ZNSt21__numeric_limits_base1[0-7]mi*;
    _ZNSt21__numeric_limits_base1[0-7]max_e*;

    _ZNSt14numeric_limitsI[^g]E[5-9]*;
    _ZNSt14numeric_limitsI[^g]E1[0-7][hirt]*;
    _ZNSt14numeric_limitsI[^g]E1[0-7]mi*;
    _ZNSt14numeric_limitsI[^g]E1[0-7]max_e*;

    # std::_Rb_tree
    _ZSt18_Rb_tree_decrementPKSt18_Rb_tree_node_base;
    _ZSt18_Rb_tree_decrementPSt18_Rb_tree_node_base;
    _ZSt18_Rb_tree_incrementPKSt18_Rb_tree_node_base;
    _ZSt18_Rb_tree_incrementPSt18_Rb_tree_node_base;
    _ZSt20_Rb_tree_black_countPKSt18_Rb_tree_node_baseS1_;
    _ZSt20_Rb_tree_rotate_leftPSt18_Rb_tree_node_baseRS0_;
    _ZSt21_Rb_tree_rotate_rightPSt18_Rb_tree_node_baseRS0_;
    _ZSt28_Rb_tree_rebalance_for_erasePSt18_Rb_tree_node_baseRS_;
    _ZSt29_Rb_tree_insert_and_rebalancebPSt18_Rb_tree_node_baseS0_RS_;

    # std::__basic_file
    _ZNKSt12__basic_fileIcE7is_openEv;
    _ZNSt12__basic_fileIcE2fdEv;
    _ZNSt12__basic_fileIcE4openEPKcSt13_Ios_Openmodei;
    _ZNSt12__basic_fileIcE4syncEv;
    _ZNSt12__basic_fileIcE5closeEv;
    _ZNSt12__basic_fileIcE6xsgetn*;
    _ZNSt12__basic_fileIcE6xsputn*;
    _ZNSt12__basic_fileIcE7seekoff*;
    _ZNSt12__basic_fileIcE8sys_openE*St13_Ios_Openmode;
    _ZNSt12__basic_fileIcE8xsputn_2*;
    _ZNSt12__basic_fileIcE9showmanycEv;
    _ZNSt12__basic_fileIcEC*;
    _ZNSt12__basic_fileIcED*;

    # std::__convert_to_v
    _ZSt14__convert_to_vI[^g]*;

    # __gnu_cxx::stdio_sync_filebuf
    _ZTVN9__gnu_cxx18stdio_sync_filebufI[cw]St11char_traitsI[cw]EEE;

    # __gnu_cxx::__atomic_add
    # __gnu_cxx::__exchange_and_add
    _ZN9__gnu_cxx12__atomic_addEPV[il]i;
    _ZN9__gnu_cxx18__exchange_and_addEPV[il]i;

    # debug mode
    _ZN10__gnu_norm15_List_node_base4hook*;
    _ZN10__gnu_norm15_List_node_base4swap*;
    _ZN10__gnu_norm15_List_node_base6unhookEv;
    _ZN10__gnu_norm15_List_node_base7reverseEv;
    _ZN10__gnu_norm15_List_node_base8transfer*;

    # __gnu_debug::_Safe_sequence_base and _Safe_iterator_base
    _ZN11__gnu_debug19_Safe_sequence_base13_M_detach_allEv;
    _ZN11__gnu_debug19_Safe_sequence_base18_M_detach_singularEv;
    _ZN11__gnu_debug19_Safe_sequence_base22_M_revalidate_singularEv;
    _ZN11__gnu_debug19_Safe_sequence_base7_M_swapERS0_;
    _ZN11__gnu_debug19_Safe_iterator_base9_M_attachEPNS_19_Safe_sequence_baseEb;
    _ZN11__gnu_debug19_Safe_iterator_base9_M_detachEv;
    _ZNK11__gnu_debug19_Safe_iterator_base11_M_singularEv;
    _ZNK11__gnu_debug19_Safe_iterator_base14_M_can_compareERKS0_;

    # __gnu_debug::_Error_formatter
    _ZNK11__gnu_debug16_Error_formatter10_M_message*;
    _ZNK11__gnu_debug16_Error_formatter10_Parameter*;
    _ZNK11__gnu_debug16_Error_formatter13_M_print_word*;
    _ZNK11__gnu_debug16_Error_formatter15_M_print_string*;
    _ZNK11__gnu_debug16_Error_formatter8_M_error*;
    
    # exceptions as functions
    _ZSt16__throw_bad_castv;
    _ZSt17__throw_bad_allocv;
    _ZSt18__throw_bad_typeidv;
    _ZSt19__throw_ios_failurePKc;
    _ZSt19__throw_logic_errorPKc;
    _ZSt19__throw_range_errorPKc;
    _ZSt20__throw_domain_errorPKc;
    _ZSt20__throw_length_errorPKc;
    _ZSt20__throw_out_of_rangePKc;
    _ZSt21__throw_bad_exceptionv;
    _ZSt21__throw_runtime_errorPKc;
    _ZSt22__throw_overflow_errorPKc;
    _ZSt23__throw_underflow_errorPKc;
    _ZSt24__throw_invalid_argumentPKc;

    # operator new(size_t)
    _Znw[jmy];
    # operator new(size_t, std::nothrow_t const&)
    _Znw[jmy]RKSt9nothrow_t;

    # operator delete(void*)
    _ZdlPv;
    # operator delete(void*, std::nothrow_t const&)
    _ZdlPvRKSt9nothrow_t;

    # operator new[](size_t)
    _Zna[jmy];
    # operator new[](size_t, std::nothrow_t const&)
    _Zna[jmy]RKSt9nothrow_t;

    # operator delete[](void*)
    _ZdaPv;
    # operator delete[](void*, std::nothrow_t const&)
    _ZdaPvRKSt9nothrow_t;

    # virtual table
    _ZTVNSt8ios_base7failureE;
    _ZTVNSt6locale5facetE;
    _ZTVS[a-z];
    _ZTVSt[0-9][A-Za-z]*;
#   _ZTVSt[0-9][0-9][A-Za-z]*;
    _ZTVSt[0-9][0-9][A-Z]*;
#   _ZTVSt[0-9][0-9][a-d]*;
    _ZTVSt[0-9][0-9]a*;
    _ZTVSt10bad_typeid;
    _ZTVSt13bad_exception;
    _ZTVSt[0-9][0-9]basic*;
    _ZTVSt[0-9][0-9][c-d]*;
    _ZTVSt[0-9][0-9][g-k]*;
    _ZTVSt11logic_error;
    _ZTVSt12length_error;
#   _ZTVSt[0-9][0-9][m-q]*;
    _ZTVSt[0-9][0-9][m]*;
    _ZTVSt[0-9][0-9]n[^e]*;
    _ZTVSt[0-9][0-9][o-q]*;
    _ZTVSt11range_error;
    _ZTVSt13runtime_error;
    _ZTVSt[0-9][0-9][t-z]*;
    _ZTVSt[0-9][0-9]e[^r]*;
    _ZTVSt[0-9][0-9]s[^y]*;

    _ZTVSt11__timepunctI[cw]E;
    _ZTVSt23__codecvt_abstract_baseI[cw]c11__mbstate_tE;
    _ZTVSt21__ctype_abstract_baseI[cw]E;

    # VTT structure
    _ZTTS[a-z];
    _ZTTSt[0-9][A-Za-z]*;
    _ZTTSt[0-9][0-9][A-Za-z]*;

    # typeinfo structure
    _ZTIS[a-z];
    _ZTISt[0-9][A-Za-z]*;
#   _ZTISt[0-9][0-9][A-Za-z]*;
    _ZTISt[0-9][0-9][A-Z]*;
#   _ZTISt[0-9][0-9][a-d]*;
    _ZTISt[0-9][0-9]a*;
    _ZTISt10bad_typeid;
    _ZTISt13bad_exception;
    _ZTISt[0-9][0-9]basic*;
    _ZTISt[0-9][0-9][c-d]*;
    _ZTISt[0-9][0-9][g-k]*;
    _ZTISt11logic_error;
    _ZTISt12length_error;
#   _ZTISt[0-9][0-9][m-q]*;
    _ZTISt[0-9][0-9][m]*;
    _ZTISt[0-9][0-9]n[^e]*;
    _ZTISt[0-9][0-9][o-q]*;
    _ZTISt11range_error;
    _ZTISt13runtime_error;
    _ZTISt[0-9][0-9][t-z]*;
    _ZTISt[0-9][0-9]e[^r]*;
    _ZTISt[0-9][0-9]s[^y]*;
    _ZTISt11__timepunctI[cw]E;
    _ZTISt10__num_base;
    _ZTISt21__ctype_abstract_baseI[cw]E;
    _ZTISt23__codecvt_abstract_baseI[cw]c11__mbstate_tE;
#    _ZTISt16__numpunct_cacheI[cw]E;
#    _ZTISt17__timepunct_cacheI[cw]E;
#    _ZTISt18__moneypunct_cacheI[cw]Lb?EE;
    _ZTINSt8ios_base7failureE;
    _ZTINSt6locale5facetE;
    _ZTIN9__gnu_cxx18stdio_sync_filebufI[cw]St11char_traitsI[cw]EEE;
    _ZTIN9__gnu_cxx13stdio_filebufI[cw]St11char_traitsI[cw]EEE;

    # typeinfo name
    _ZTSNSt8ios_base7failureE;
    _ZTSNSt6locale5facetE;
    _ZTSS[a-z];
    _ZTSSt[0-9][A-Za-z]*;
#   _ZTSSt[0-9][0-9][A-Za-z]*;
    _ZTSSt[0-9][0-9][A-Z]*;
#   _ZTSSt[0-9][0-9][a-d]*;
    _ZTSSt[0-9][0-9]a*;
    _ZTSSt10bad_typeid;
    _ZTSSt13bad_exception;
    _ZTSSt[0-9][0-9]basic*;
    _ZTSSt[0-9][0-9][c-d]*;
    _ZTSSt[0-9][0-9][g-k]*;
    _ZTSSt11logic_error;
    _ZTSSt12length_error;
#   _ZTSSt[0-9][0-9][m-q]*;
    _ZTSSt[0-9][0-9][m]*;
    _ZTSSt[0-9][0-9]n[^e]*;
    _ZTSSt[0-9][0-9][o-q]*;
    _ZTSSt11range_error;
    _ZTSSt13runtime_error;
    _ZTSSt[0-9][0-9][t-z]*;
    _ZTSSt[0-9][0-9]e[^r]*;
    _ZTSSt[0-9][0-9]s[^y]*;

    _ZTSSt11__timepunctI[cw]E;
    _ZTSSt10__num_base;
    _ZTSSt21__ctype_abstract_baseI[cw]E;
    _ZTSSt23__codecvt_abstract_baseI[cw]c11__mbstate_tE;
    _ZTSN9__gnu_cxx18stdio_sync_filebufI[cw]St11char_traitsI[cw]EEE;
    _ZTSN9__gnu_cxx13stdio_filebufI[cw]St11char_traitsI[cw]EEE;

    # std::bad_alloc::~bad_alloc, std::bad_cast::~bad_cast,
    # std::bad_typeid::~bad_typeid, std::bad_exception::~bad_exception
    _ZNSt9bad_allocD*;
    _ZNSt8bad_castD*;
    _ZNSt10bad_typeidD*;
    _ZNSt13bad_exceptionD*;

    # function-scope static objects requires a guard variable.
    _ZGVNSt[^1]*;
    _ZGVNSt1[^7]*;

    # complete and deleting destructors where base destructors should not
    # be exported.
    _ZNSt11range_errorD[01]Ev;
    _ZNSt12domain_errorD[01]Ev;
    _ZNSt12length_errorD[01]Ev;
    _ZNSt12out_of_rangeD[01]Ev;
    _ZNSt14overflow_errorD[01]Ev;
    _ZNSt15underflow_errorD[01]Ev;
    _ZNSt16invalid_argumentD[01]Ev;

    # virtual function thunks
    _ZThn8_NS*;
    _ZThn16_NS*;
    _ZTv0_n12_NS*;
    _ZTv0_n24_NS*;

    # stub functions from libmath
    sinf;
    sinl;
    sinhf;
    sinhl;
    cosf;
    cosl;
    coshf;
    coshl;
    tanf;
    tanl;
    tanhf;
    tanhl;
    atan2f;
    atan2l;
    expf;
    expl;
    hypotf;
    hypotl;
    hypot;
    logf;
    logl;
    log10f;
    log10l;
    powf;
    powl;
    sqrtf;
    sqrtl;
    copysignf;

#ifdef HAVE_SYMVER_SYMBOL_RENAMING_RUNTIME_SUPPORT
   # GLIBCXX_ABI compatibility only.
    # std::string
    _ZNKSs11_M_disjunctEPKc;
    _ZNKSs15_M_check_lengthE[jmy][jmy]PKc;
    _ZNSs4_Rep26_M_set_length_and_sharableE*;
    _ZNSs7_M_copyEPcPKc[jmy];
    _ZNSs7_M_moveEPcPKc[jmy];
    _ZNSs9_M_assignEPc[jmy]c;

    # std::wstring
    _ZNKSbIwSt11char_traitsIwESaIwEE11_M_disjunctEPKw;
    _ZNKSbIwSt11char_traitsIwESaIwEE15_M_check_lengthE[jmy][jmy]PKc;
    _ZNSbIwSt11char_traitsIwESaIwEE4_Rep26_M_set_length_and_sharableE*;
    _ZNSbIwSt11char_traitsIwESaIwEE7_M_copyEPwPKw[jmy];
    _ZNSbIwSt11char_traitsIwESaIwEE7_M_moveEPwPKw[jmy];
    _ZNSbIwSt11char_traitsIwESaIwEE9_M_assignEPw[jmy]w;

    _ZNKSt13basic_fstreamI[cw]St11char_traitsI[cw]EE7is_openEv;
    _ZNKSt14basic_ifstreamI[cw]St11char_traitsI[cw]EE7is_openEv;
    _ZNKSt14basic_ofstreamI[cw]St11char_traitsI[cw]EE7is_openEv;

    _ZNSi6ignoreE[ilvx];
    _ZNSt13basic_istreamIwSt11char_traitsIwEE6ignoreE[ilvx];

    _ZNSt11char_traitsI[cw]E2eqERK[cw]S2_;

    _ZNSt19istreambuf_iteratorI[cw]St11char_traitsI[cw]EEppEv;
#endif

    # std::locale::Impl _M_ members
    _ZNSt6locale5_Impl16_M_install_facetEPKNS_2idEPKNS_5facetE;
    _ZNSt6locale5_Impl16_M_replace_facetEPKS0_PKNS_2idE;
    _ZNSt6locale5_Impl19_M_replace_categoryEPKS0_PKPKNS_2idE;
    _ZNSt6locale5_Impl21_M_replace_categoriesEPKS0_i;

  # DO NOT DELETE THIS LINE.  Port-specific symbols, if any, will be here.

  local:
    *;
};

GLIBCXX_3.4.1 {
 
    _ZNSt12__basic_fileIcE4fileEv;
 
} GLIBCXX_3.4;
 
GLIBCXX_3.4.2 {

    _ZN9__gnu_cxx18stdio_sync_filebufI[cw]St11char_traitsI[cw]EE4fileEv;

    _ZN9__gnu_cxx17__pool_alloc_base9_M_refillE[jmy];
    _ZN9__gnu_cxx17__pool_alloc_base16_M_get_free_listE[jmy];
    _ZN9__gnu_cxx17__pool_alloc_base12_M_get_mutexEv;

} GLIBCXX_3.4.1;

GLIBCXX_3.4.3 {
 
    # stub functions from libmath
    acosf;
    acosl;
    asinf;
    asinl;
    atanf;
    atanl;
    ceilf;
    ceill;
    floorf;
    floorl;
    fmodf;
    fmodl;
    frexpf;
    frexpl;
    ldexpf;
    ldexpl;
    modff;
    modfl;

} GLIBCXX_3.4.2;

GLIBCXX_3.4.4 {

    _ZN9__gnu_cxx6__poolILb0EE13_M_initializeEv;
    _ZN9__gnu_cxx6__poolILb1EE13_M_initializeEPFvPvE;
    _ZN9__gnu_cxx6__poolILb1EE21_M_destroy_thread_keyEPv;
    _ZN9__gnu_cxx6__poolILb1EE16_M_get_thread_idEv;
    _ZN9__gnu_cxx6__poolILb[01]EE16_M_reserve_blockE[jmy][jmy];
    _ZN9__gnu_cxx6__poolILb[01]EE16_M_reclaim_blockEPc[jmy];
    _ZN9__gnu_cxx6__poolILb[01]EE10_M_destroyEv;

    _ZN9__gnu_cxx9free_list6_M_getE*;
    _ZN9__gnu_cxx9free_list8_M_clearEv;

} GLIBCXX_3.4.3;

GLIBCXX_3.4.5 {

    # std::string
    _ZNKSs11_M_disjunctEPKc;
    _ZNKSs15_M_check_lengthE[jmy][jmy]PKc;
    _ZNSs4_Rep26_M_set_length_and_sharableE*;
    _ZNSs7_M_copyEPcPKc[jmy];
    _ZNSs7_M_moveEPcPKc[jmy];
    _ZNSs9_M_assignEPc[jmy]c;

    # std::wstring
    _ZNKSbIwSt11char_traitsIwESaIwEE11_M_disjunctEPKw;
    _ZNKSbIwSt11char_traitsIwESaIwEE15_M_check_lengthE[jmy][jmy]PKc;
    _ZNSbIwSt11char_traitsIwESaIwEE4_Rep26_M_set_length_and_sharableE*;
    _ZNSbIwSt11char_traitsIwESaIwEE7_M_copyEPwPKw[jmy];
    _ZNSbIwSt11char_traitsIwESaIwEE7_M_moveEPwPKw[jmy];
    _ZNSbIwSt11char_traitsIwESaIwEE9_M_assignEPw[jmy]w;

    _ZNKSt13basic_fstreamI[cw]St11char_traitsI[cw]EE7is_openEv;
    _ZNKSt14basic_ifstreamI[cw]St11char_traitsI[cw]EE7is_openEv;
    _ZNKSt14basic_ofstreamI[cw]St11char_traitsI[cw]EE7is_openEv;

    _ZNSi6ignoreE[ilvx];
    _ZNSt13basic_istreamIwSt11char_traitsIwEE6ignoreE[ilvx];

    _ZNSt11char_traitsI[cw]E2eqERK[cw]S2_;

    _ZNSt19istreambuf_iteratorI[cw]St11char_traitsI[cw]EEppEv;

} GLIBCXX_3.4.4;

GLIBCXX_3.4.6 {

    _ZSt17__copy_streambufsI[cw]St11char_traitsI[cw]EE[ix]PSt15basic_streambuf*;
    _ZNSt8ios_base17_M_call_callbacksENS_5eventE;
    _ZNSt8ios_base20_M_dispose_callbacksEv;
    _ZNSt6locale5facet13_S_get_c_nameEv;

    _ZNSt15basic_stringbufI[cw]St11char_traitsI[cw]ESaI[cw]EE9showmanycEv;

#ifdef HAVE_SYMVER_SYMBOL_RENAMING_RUNTIME_SUPPORT
    _ZNKSt15basic_stringbufIwSt11char_traitsIwESaIwEE3strEv;
#endif

    _ZN9__gnu_cxx6__poolILb1EE13_M_initializeEv;

} GLIBCXX_3.4.5;

GLIBCXX_3.4.7 {

    _ZNSt6locale5_Impl16_M_install_cacheEPKNS_5facetE[jmy];

} GLIBCXX_3.4.6;

GLIBCXX_3.4.8 {

    _ZSt17__copy_streambufsI[cw]St11char_traitsI[cw]EElPSt15basic_streambuf*;

} GLIBCXX_3.4.7;

GLIBCXX_3.4.9 {

    _ZNSt6__norm15_List_node_base4hook*;
    _ZNSt6__norm15_List_node_base4swap*;
    _ZNSt6__norm15_List_node_base6unhookEv;
    _ZNSt6__norm15_List_node_base7reverseEv;
    _ZNSt6__norm15_List_node_base8transfer*;

    _ZNSo9_M_insertI[^g]*;
    _ZNSt13basic_ostreamIwSt11char_traitsIwEE9_M_insertI[^g]*;
    _ZNSi10_M_extractI[^g]*;
    _ZNSt13basic_istreamIwSt11char_traitsIwEE10_M_extractI[^g]*;

    _ZSt21__copy_streambufs_eofI[cw]St11char_traitsI[cw]EE[ilx]PSt15basic_streambuf*;

    _ZSt16__ostream_insert*;

    _ZN11__gnu_debug19_Safe_sequence_base12_M_get_mutexEv;
    _ZN11__gnu_debug19_Safe_iterator_base16_M_attach_singleEPNS_19_Safe_sequence_baseEb;
    _ZN11__gnu_debug19_Safe_iterator_base16_M_detach_singleEv;
    _ZN11__gnu_debug19_Safe_iterator_base12_M_get_mutexEv;

    _ZNKSt9bad_alloc4whatEv;
    _ZNKSt8bad_cast4whatEv;
    _ZNKSt10bad_typeid4whatEv;
    _ZNKSt13bad_exception4whatEv;

} GLIBCXX_3.4.8;

GLIBCXX_3.4.10 {

    _ZNK11__gnu_debug16_Error_formatter17_M_get_max_lengthEv;

    _ZNKSt3tr14hashIRKSbIwSt11char_traitsIwESaIwEEEclES6_;
    _ZNKSt3tr14hashIRKSsEclES2_;
    _ZNKSt3tr14hashISbIwSt11char_traitsIwESaIwEEEclES4_;
    _ZNKSt3tr14hashISsEclESs;
    _ZNKSt3tr14hashIeEclEe;

    _ZNKSt4hashIRKSbIwSt11char_traitsIwESaIwEEEclES5_;
    _ZNKSt4hashIRKSsEclES1_;
    _ZNKSt4hashISbIwSt11char_traitsIwESaIwEEEclES3_;
    _ZNKSt4hashISsEclESs;
    _ZNKSt4hashIeEclEe;

    _ZSt17__verify_grouping*;
    
    _ZNSt8__detail12__prime_listE;
    _ZNSt3tr18__detail12__prime_listE;

    # for parallel mode
    _ZN14__gnu_parallel9_Settings3getEv;
    _ZN14__gnu_parallel9_Settings3setERS0_;

    _ZNSt9__cxx199815_List_node_base4hook*;
    _ZNSt9__cxx199815_List_node_base4swap*;
    _ZNSt9__cxx199815_List_node_base6unhookEv;
    _ZNSt9__cxx199815_List_node_base7reverseEv;
    _ZNSt9__cxx199815_List_node_base8transfer*;

    _ZNSt15basic_streambufI[cw]St11char_traitsI[cw]EE6stosscEv;

    _ZN9__gnu_cxx18stdio_sync_filebufI[cw]St11char_traitsI[cw]EE4syncEv;
    _ZN9__gnu_cxx18stdio_sync_filebufI[cw]St11char_traitsI[cw]EE[5-9C]*;
    _ZN9__gnu_cxx18stdio_sync_filebufI[cw]St11char_traitsI[cw]EED[^2]*;

} GLIBCXX_3.4.9;

GLIBCXX_3.4.11 {
	 
    # atomic
    __atomic_flag_for_address;
    __atomic_flag_wait_explicit;
    atomic_flag_clear_explicit;
    atomic_flag_test_and_set_explicit;
    _ZNVSt9__atomic011atomic_flag12test_and_setESt12memory_order;
    _ZNVSt9__atomic011atomic_flag5clearESt12memory_order;

    # mutex
    _ZSt10adopt_lock;
    _ZSt10defer_lock;
    _ZSt11try_to_lock;

    _ZTISt10lock_error;
    _ZTVSt10lock_error;
    _ZTSSt10lock_error;
    _ZNKSt10lock_error4whatEv;

    _ZSt11__once_call;
    _ZSt15__once_callable;
    _ZSt14__once_functor;
    _ZSt23__get_once_functor_lockv;
    __once_proxy;

    # condition_variable
    _ZNSt18condition_variable10notify_allEv;
    _ZNSt18condition_variable10notify_oneEv;
    _ZNSt18condition_variable4waitERSt11unique_lockISt5mutexE;
    _ZNSt18condition_variableC1Ev;
    _ZNSt18condition_variableC2Ev;
    _ZNSt18condition_variableD1Ev;
    _ZNSt18condition_variableD2Ev;
    _ZNSt22condition_variable_anyC1Ev;
    _ZNSt22condition_variable_anyC2Ev;
    _ZNSt22condition_variable_anyD1Ev;
    _ZNSt22condition_variable_anyD2Ev;

    # thread
    _ZNSt6thread4joinEv;
    _ZNSt6thread6detachEv;
    _ZNSt6thread15_M_start_threadESt10shared_ptrINS_10_Impl_baseEE;

    # system_error
    _ZSt15system_categoryv;
    _ZSt16generic_categoryv;

    _ZNKSt10error_code23default_error_conditionEv;
    _ZNKSt14error_category23default_error_conditionEi;

    _ZNKSt14error_category10equivalentERKSt10error_codei;
    _ZNKSt14error_category10equivalentEiRKSt15error_condition;

    _ZTISt14error_category;
    _ZTSSt14error_category;
    _ZTVSt14error_category;

    _ZTSSt12system_error;
    _ZTISt12system_error;
    _ZTVSt12system_error;
    _ZNSt12system_errorD*Ev;
    _ZNSt12system_errorC*;

    _ZNKSt4hashISt10error_codeEclES0_;

    _ZSt20__throw_system_errori;

    # char16_t and char32_t
    _ZNSt14numeric_limitsIDiE[5-9]*;
    _ZNSt14numeric_limitsIDsE[5-9]*;
    _ZNSt14numeric_limitsIDiE1[0-7][hirt]*;
    _ZNSt14numeric_limitsIDsE1[0-7][hirt]*;
    _ZNSt14numeric_limitsIDiE1[0-7]mi*;
    _ZNSt14numeric_limitsIDsE1[0-7]mi*;
    _ZNSt14numeric_limitsIDiE1[0-7]max_e*;
    _ZNSt14numeric_limitsIDsE1[0-7]max_e*;

    # chrono
    _ZNSt6chrono12system_clock12is_monotonicE;
    _ZNSt6chrono12system_clock3nowEv;
    _ZNSt6chrono15monotonic_clock12is_monotonicE;
    _ZNSt6chrono15monotonic_clock3nowEv;

    # string/wstring initializer_list overloads
    _ZNSs6appendESt16initializer_listIcE;
    _ZNSs6assignESt16initializer_listIcE;
    _ZNSs6insertEN9__gnu_cxx17__normal_iteratorIPcSsEESt16initializer_listIcE;
    _ZNSs7replaceEN9__gnu_cxx17__normal_iteratorIPcSsEES2_St16initializer_listIcE;
    _ZNSsC1ESt16initializer_listIcERKSaIcE;
    _ZNSsC2ESt16initializer_listIcERKSaIcE;
    _ZNSsaSESt16initializer_listIcE;
    _ZNSspLESt16initializer_listIcE;
    _ZNSbIwSt11char_traitsIwESaIwEE6appendESt16initializer_listIwE;
    _ZNSbIwSt11char_traitsIwESaIwEE6assignESt16initializer_listIwE;
    _ZNSbIwSt11char_traitsIwESaIwEE6insertEN9__gnu_cxx17__normal_iteratorIPwS2_EESt16initializer_listIwE;
    _ZNSbIwSt11char_traitsIwESaIwEE7replaceEN9__gnu_cxx17__normal_iteratorIPwS2_EES6_St16initializer_listIwE;
    _ZNSbIwSt11char_traitsIwESaIwEEC1ESt16initializer_listIwERKS1_;
    _ZNSbIwSt11char_traitsIwESaIwEEC2ESt16initializer_listIwERKS1_;
    _ZNSbIwSt11char_traitsIwESaIwEEaSESt16initializer_listIwE;
    _ZNSbIwSt11char_traitsIwESaIwEEpLESt16initializer_listIwE;

    # ctype<char>::_M_narrow_init and _M_widen_init
    _ZNKSt5ctypeIcE14_M_narrow_initEv;
    _ZNKSt5ctypeIcE13_M_widen_initEv;

} GLIBCXX_3.4.10;

GLIBCXX_3.4.12 {

    # mutex
    _ZSt27__set_once_functor_lock_ptrPSt11unique_lockISt5mutexE;
    _ZSt16__get_once_mutexv;

} GLIBCXX_3.4.11;

GLIBCXX_3.4.13 {

    # new fstream members
    _ZNSt13basic_filebufI[cw]St11char_traitsI[cw]EE4openERKSsSt13_Ios_Openmode;
    _ZNSt13basic_fstreamI[cw]St11char_traitsI[cw]EEC[12]ERKSsSt13_Ios_Openmode;
    _ZNSt13basic_fstreamI[cw]St11char_traitsI[cw]EE4openERKSsSt13_Ios_Openmode;
    _ZNSt14basic_ifstreamI[cw]St11char_traitsI[cw]EEC[12]ERKSsSt13_Ios_Openmode;
    _ZNSt14basic_ifstreamI[cw]St11char_traitsI[cw]EE4openERKSsSt13_Ios_Openmode;
    _ZNSt14basic_ofstreamI[cw]St11char_traitsI[cw]EEC[12]ERKSsSt13_Ios_Openmode;
    _ZNSt14basic_ofstreamI[cw]St11char_traitsI[cw]EE4openERKSsSt13_Ios_Openmode;

} GLIBCXX_3.4.12;

GLIBCXX_3.4.14 {

    # atomic
    _ZNSt9__atomic011atomic_flag12test_and_setESt12memory_order;
    _ZNSt9__atomic011atomic_flag5clearESt12memory_order;

    # future
    _ZNSt12future_errorD*;
    _ZNKSt12future_error4whatEv;
    _ZTSSt12future_error;
    _ZTVSt12future_error;
    _ZTISt12future_error;
    _ZSt20__throw_future_errori;

    # GLIBCXX_ABI compatibility only.
    _ZSt15future_category;

    # string|wstring ::cbegin member functions
    _ZNKSs6cbeginEv;
    _ZNKSs4cendEv;
    _ZNKSs7crbeginEv;
    _ZNKSs5crendEv;
    _ZNKSbIwSt11char_traitsIwESaIwEE4cendEv;
    _ZNKSbIwSt11char_traitsIwESaIwEE6cbeginEv;
    _ZNKSbIwSt11char_traitsIwESaIwEE7crbeginEv;
    _ZNKSbIwSt11char_traitsIwESaIwEE5crendEv;

    # string|wstring ::_S_construct<> and ::_S_construct_aux_2 helpers
    _ZNSs12_S_constructI*;
    _ZNSbIwSt11char_traitsIwESaIwEE12_S_constructI*;
    _ZNSs18_S_construct_aux_2*;
    _ZNSbIwSt11char_traitsIwESaIwEE18_S_construct_aux_2*;

    # string|wstring shrink_to_fit member function
    _ZNSs13shrink_to_fitEv;
    _ZNSbIwSt11char_traitsIwESaIwEE13shrink_to_fitEv;

    # string|wstring move contructor, move assignment operator and
    # move assign.
    _ZNSsC1EOSs;
    _ZNSbIwSt11char_traitsIwESaIwEEC1EOS2_;
    _ZNSsaSEOSs;
    _ZNSbIwSt11char_traitsIwESaIwEEaSEOS2_;
    _ZNSs6assignEOSs;
    _ZNSbIwSt11char_traitsIwESaIwEE6assignEOS2_;

    _ZSt25__throw_bad_function_callv;

    # std::time_get::_M_extract_wday_or_month
    _ZNKSt8time_getI[cw]St19istreambuf_iteratorI[cw]St11char_traitsI[cw]EEE24_M_extract_wday_or_month*;

    # libstdc++/16896
    _ZNSt15_List_node_base7_M_hook*;
    _ZNSt15_List_node_base9_M_unhookEv;
    _ZNSt15_List_node_base10_M_reverseEv;
    _ZNSt15_List_node_base11_M_transfer*;

    _ZNSt6__norm15_List_node_base7_M_hook*;
    _ZNSt6__norm15_List_node_base9_M_unhookEv;
    _ZNSt6__norm15_List_node_base10_M_reverseEv;
    _ZNSt6__norm15_List_node_base11_M_transfer*;

    _ZNSt9__cxx199815_List_node_base7_M_hook*;
    _ZNSt9__cxx199815_List_node_base9_M_unhookEv;
    _ZNSt9__cxx199815_List_node_base10_M_reverseEv;
    _ZNSt9__cxx199815_List_node_base11_M_transfer*;

    # std::numeric_limits::max_digits10
    _ZNSt21__numeric_limits_base12max_digits10E;
    _ZNSt14numeric_limitsI[^g]E12max_digits10E;
    _ZNSt14numeric_limitsID[is]E12max_digits10E;

} GLIBCXX_3.4.13;

GLIBCXX_3.4.15 {

    # string|wstring front and back member functions
    _ZNSs5frontEv;
    _ZNKSs5frontEv;
    _ZNSbIwSt11char_traitsIwESaIwEE5frontEv;
    _ZNKSbIwSt11char_traitsIwESaIwEE5frontEv;
    _ZNSs4backEv;
    _ZNKSs4backEv;
    _ZNSbIwSt11char_traitsIwESaIwEE4backEv;
    _ZNKSbIwSt11char_traitsIwESaIwEE4backEv;

    # string|wstring move contructor.
    _ZNSsC2EOSs;
    _ZNSbIwSt11char_traitsIwESaIwEEC2EOS2_;

    # basic_filebuf::_M_get_ext_pos
    _ZNSt13basic_filebufI[cw]St11char_traitsI[cw]EE14_M_get_ext_pos*;

    # targets using emutls
    __emutls_v._ZSt11__once_call;
    __emutls_v._ZSt15__once_callable;

    # std::future_category is now a function
    _ZSt15future_categoryv;

    # std::placeholders
    _ZNSt12placeholders*;

    _ZNSt8__detail15_List_node_base7_M_hook*;
    _ZNSt8__detail15_List_node_base9_M_unhookEv;
    _ZNSt8__detail15_List_node_base10_M_reverseEv;
    _ZNSt8__detail15_List_node_base11_M_transfer*;
    _ZNSt8__detail15_List_node_base4swapERS0_S1_;

    _ZNSt11range_errorD2Ev;
    _ZNSt12domain_errorD2Ev;
    _ZNSt12length_errorD2Ev;
    _ZNSt12out_of_rangeD2Ev;
    _ZNSt14overflow_errorD2Ev;
    _ZNSt15underflow_errorD2Ev;
    _ZNSt16invalid_argumentD2Ev;

    _ZNSt11regex_errorD*;
    _ZNKSt11regex_error4whatEv;
    _ZTVSt11regex_error;
    _ZTISt11regex_error;
    _ZSt19__throw_regex_errorNSt15regex_constants10error_typeE;

    # std::bad_weak_ptr
    _ZNSt12bad_weak_ptrD*;
    _ZNKSt12bad_weak_ptr4whatEv;
    _ZTVSt12bad_weak_ptr;
    _ZTISt12bad_weak_ptr;

    # std::bad_function_call
    _ZNSt17bad_function_callD*;
    _ZTISt17bad_function_call;
    _ZTVSt17bad_function_call;

    _ZNSt14error_categoryC*;
    _ZNSt14error_categoryD*;

    _ZNSt13__future_base12_Result_baseC*;
    _ZNSt13__future_base12_Result_baseD*;
    _ZTINSt13__future_base12_Result_baseE;
    _ZTVNSt13__future_base12_Result_baseE;

    _ZNSt13__future_base11_State_baseD*;
    _ZTINSt13__future_base11_State_baseE;
    _ZTVNSt13__future_base11_State_baseE;

} GLIBCXX_3.4.14;

GLIBCXX_3.4.16 {

    # libstdc++/48465
    _ZNSs10_S_compareE[jmy][jmy];
    _ZNSbIwSt11char_traitsIwESaIwEE10_S_compareE[jmy][jmy];

} GLIBCXX_3.4.15;

GLIBCXX_3.4.17 {

    # basic_streambuf<>::__safe_gbump, __safe_pbump
    _ZNSt15basic_streambufI[cw]St11char_traitsI[cw]EE12__safe_gbumpE*;
    _ZNSt15basic_streambufI[cw]St11char_traitsI[cw]EE12__safe_pbumpE*;

    # basic_stringbuf<>::_M_pbump
    _ZNSt15basic_stringbufI[cw]St11char_traitsI[cw]ESaI[cw]EE8_M_pbumpE*;

} GLIBCXX_3.4.16;

# Symbols in the support library (libsupc++) have their own tag.
CXXABI_1.3 {

  global:
    __cxa_allocate_exception;
    __cxa_bad_cast;
    __cxa_bad_typeid;
    __cxa_begin_catch;
    __cxa_begin_cleanup;
    __cxa_call_unexpected;
    __cxa_current_exception_type;
    __cxa_demangle;
    __cxa_end_catch;
    __cxa_end_cleanup;
    __cxa_free_exception;
    __cxa_get_globals;
    __cxa_get_globals_fast;
    __cxa_guard_abort;
    __cxa_guard_acquire;
    __cxa_guard_release;
    __cxa_pure_virtual;
    __cxa_rethrow;
    __cxa_throw;
    __cxa_type_match;
    __cxa_vec_cctor;
    __cxa_vec_cleanup;
    __cxa_vec_ctor;
    __cxa_vec_delete2;
    __cxa_vec_delete3;
    __cxa_vec_delete;
    __cxa_vec_dtor;
    __cxa_vec_new2;
    __cxa_vec_new3;
    __cxa_vec_new;
    __gxx_personality_v0;
    __gxx_personality_sj0;
    __dynamic_cast;

    # *_type_info classes, ctor and dtor
    _ZN10__cxxabiv117__array_type_info*;
    _ZN10__cxxabiv117__class_type_info*;
    _ZN10__cxxabiv116__enum_type_info*;
    _ZN10__cxxabiv120__function_type_info*;
    _ZN10__cxxabiv123__fundamental_type_info*;
    _ZN10__cxxabiv117__pbase_type_info*;
    _ZN10__cxxabiv129__pointer_to_member_type_info*;
    _ZN10__cxxabiv119__pointer_type_info*;
    _ZN10__cxxabiv120__si_class_type_info*;
    _ZN10__cxxabiv121__vmi_class_type_info*;

    # *_type_info classes, member functions
    _ZNK10__cxxabiv117__class_type_info*;
    _ZNK10__cxxabiv120__function_type_info*;
    _ZNK10__cxxabiv117__pbase_type_info*;
    _ZNK10__cxxabiv129__pointer_to_member_type_info*;
    _ZNK10__cxxabiv119__pointer_type_info*;
    _ZNK10__cxxabiv120__si_class_type_info*;
    _ZNK10__cxxabiv121__vmi_class_type_info*;

    # virtual table
    _ZTVN10__cxxabiv117__array_type_infoE;
    _ZTVN10__cxxabiv117__class_type_infoE;
    _ZTVN10__cxxabiv116__enum_type_infoE;
    _ZTVN10__cxxabiv120__function_type_infoE;
    _ZTVN10__cxxabiv123__fundamental_type_infoE;
    _ZTVN10__cxxabiv117__pbase_type_infoE;
    _ZTVN10__cxxabiv129__pointer_to_member_type_infoE;
    _ZTVN10__cxxabiv119__pointer_type_infoE;
    _ZTVN10__cxxabiv120__si_class_type_infoE;
    _ZTVN10__cxxabiv121__vmi_class_type_infoE;

    # typeinfo structure (and some names)
    _ZTI[a-fh-mp-z];
    _ZTIP[a-fh-mp-z];
    _ZTIPK[a-fh-mp-z];
    _ZTIN10__cxxabiv117__array_type_infoE;
    _ZTIN10__cxxabiv117__class_type_infoE;
    _ZTIN10__cxxabiv116__enum_type_infoE;
    _ZTIN10__cxxabiv120__function_type_infoE;
    _ZTIN10__cxxabiv123__fundamental_type_infoE;
    _ZTIN10__cxxabiv117__pbase_type_infoE;
    _ZTIN10__cxxabiv129__pointer_to_member_type_infoE;
    _ZTIN10__cxxabiv119__pointer_type_infoE;
    _ZTIN10__cxxabiv120__si_class_type_infoE;
    _ZTIN10__cxxabiv121__vmi_class_type_infoE;

    # typeinfo name
    _ZTS[a-fh-mp-z];
    _ZTSP[a-fh-mp-z];
    _ZTSPK[a-fh-mp-z];
    _ZTSN10__cxxabiv117__array_type_infoE;
    _ZTSN10__cxxabiv117__class_type_infoE;
    _ZTSN10__cxxabiv116__enum_type_infoE;
    _ZTSN10__cxxabiv120__function_type_infoE;
    _ZTSN10__cxxabiv123__fundamental_type_infoE;
    _ZTSN10__cxxabiv117__pbase_type_infoE;
    _ZTSN10__cxxabiv129__pointer_to_member_type_infoE;
    _ZTSN10__cxxabiv119__pointer_type_infoE;
    _ZTSN10__cxxabiv120__si_class_type_infoE;
    _ZTSN10__cxxabiv121__vmi_class_type_infoE;

    # __gnu_cxx::_verbose_terminate_handler()
    _ZN9__gnu_cxx27__verbose_terminate_handlerEv;

  local:
    *;
};

CXXABI_1.3.1 {

    __cxa_get_exception_ptr;

} CXXABI_1.3;

CXXABI_1.3.2 {

    # typeinfo structures
    _ZTIN10__cxxabiv115__forced_unwindE;
    _ZTIN10__cxxabiv119__foreign_exceptionE;

} CXXABI_1.3.1;

CXXABI_1.3.3 {

    # typeinfo for char16_t and char32_t
    _ZTIDs;
    _ZTIPDs;
    _ZTIPKDs;
    _ZTIDi;
    _ZTIPDi;
    _ZTIPKDi;

    # exception_ptr
    _ZNSt15__exception_ptr13exception_ptrC1Ev;
    _ZNSt15__exception_ptr13exception_ptrC2Ev;
    _ZNSt15__exception_ptr13exception_ptrC1ERKS0_;
    _ZNSt15__exception_ptr13exception_ptrC2ERKS0_;
    _ZNSt15__exception_ptr13exception_ptrC1EMS0_FvvE;
    _ZNSt15__exception_ptr13exception_ptrC2EMS0_FvvE;
    _ZNSt15__exception_ptr13exception_ptrD1Ev;
    _ZNSt15__exception_ptr13exception_ptrD2Ev;
    _ZNSt15__exception_ptr13exception_ptraSERKS0_;
    _ZNKSt15__exception_ptr13exception_ptrcvMS0_FvvEEv;
    _ZNKSt15__exception_ptr13exception_ptrntEv;
    _ZNKSt15__exception_ptr13exception_ptr20__cxa_exception_typeEv;
    _ZNSt15__exception_ptr13exception_ptr4swapERS0_;
    _ZNSt15__exception_ptreqERKNS_13exception_ptrES2_;
    _ZNSt15__exception_ptrneERKNS_13exception_ptrES2_;

    _ZSt17current_exceptionv;
    _ZSt17rethrow_exceptionNSt15__exception_ptr13exception_ptrE;

} CXXABI_1.3.2;

CXXABI_1.3.4 {

    # typeinfo for decimal floating point types
    _ZTID[fde];
    _ZTIPD[fde];
    _ZTIPKD[fde];

} CXXABI_1.3.3;

CXXABI_1.3.5 {

    # typeinfo for decltype(nullptr)
    _ZTIDn;
    _ZTIPDn;
    _ZTIPKDn;

    # typeinfo for __int128 and unsigned __int128
    _ZTI[no];
    _ZTIP[no];
    _ZTIPK[no];

    # Default function.
    _ZSt11_Hash_bytesPKv*;

    # FNV hash.
    _ZSt15_Fnv_hash_bytesPKv*;

    # std::nested_exception
    _ZNSt16nested_exceptionD*;
    _ZTISt16nested_exception;
    _ZTVSt16nested_exception;

} CXXABI_1.3.4;