Benchmark: timing 10 iterations of reference, regular...
 reference:  8 wallclock secs ( 7.76 usr +  0.16 sys =  7.92 CPU) @  1.26/s (n=1
0)
   regular:  8 wallclock secs ( 7.20 usr +  0.14 sys =  7.34 CPU) @  1.36/s (n=1
0)
Benchmark: timing 10 iterations of reference, regular...
 reference:  9 wallclock secs ( 7.67 usr +  0.17 sys =  7.84 CPU) @  1.27/s (n=1
0)
   regular:  8 wallclock secs ( 7.23 usr +  0.08 sys =  7.31 CPU) @  1.37/s (n=1
0)