# std::wstring::pop_back()
_ZNSbIwSt11char_traitsIwESaIwEE8pop_backEv;
+ # std::_Async_state_common::~_Async_state_common
+ _ZTINSt13__future_base19_Async_state_commonE;
+ _ZTSNSt13__future_base19_Async_state_commonE;
+ _ZTVNSt13__future_base19_Async_state_commonE;
+ _ZNSt13__future_base19_Async_state_commonD0Ev;
+ _ZNSt13__future_base19_Async_state_commonD1Ev;
+ _ZNSt13__future_base19_Async_state_commonD2Ev;
+
} GLIBCXX_3.4.16;
# Symbols in the support library (libsupc++) have their own tag.