https://gcc.gnu.org/bugzilla/show_bug.cgi?id=123881
--- Comment #4 from Jonathan Wakely <redi at gcc dot gnu.org> --- (In reply to home from comment #3) > I am using the "old std::string" because I don't know better. Please > provide an alternative. The alternative is to simply not define _GLIBCXX_USE_CXX11_ABI=0 The stack trace from GDB shows you are dereferencing a null pointer. This is a bug in your code.
