Rate     op_ver      daxim    rlindex cur_strlen
op_ver      564186/s         --       -23%       -66%       -86%
daxim       737063/s        31%         --       -56%       -81% <-- HERE
rlindex    1677856/s       197%       128%         --       -57%
cur_strlen 3932672/s       597%       434%       134%         --