Method generic_wstring

include/boost/filesystem/path.hpp:923–923

    std::string generic_string() const { return generic_path().string(); }
    std::string generic_string(codecvt_type const& cvt) const { return generic_path().string(cvt); }
    std::wstring generic_wstring() const { return generic_path().wstring(); }
    std::wstring generic_wstring(codecvt_type const& cvt) const { return generic_path().wstring(cvt); }

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