Function remove_variance

test/diagnostics_test1.cpp:137–142

    }

    void remove_variance(std::string & s)
    {
        s.erase(std::remove(s.begin(), s.end(), '\r'), s.end());
        remove_value(s, " reported at ", "\n");
        remove_value(s, "Caught:" BOOST_LEAF_CFG_DIAGNOSTICS_FIRST_DELIMITER, ": \"my_exception what\"");
    }

    bool cmp(std::string a, std::string const & b) noexcept
    {