Benchmark: timing 10000000 iterations of Mine, Yours...
      Mine:  9 wallclock secs ( 8.82 usr +  0.02 sys =  8.84 CPU) @ 1131221.72/s (n=10000000)
     Yours: 25 wallclock secs (21.95 usr +  0.04 sys = 21.99 CPU) @ 454752.16/s (n=10000000)
           Rate Yours  Mine
Yours  454752/s    --  -60%
Mine  1131222/s  149%    --