MPFR:

real	0m0.024s
user	0m0.006s
sys	0m0.018s

PRO Round 1:

real	0m0.024s
user	0m0.006s
sys	0m0.018s

Uninstrumented:

real	0m0.023s
user	0m0.008s
sys	0m0.015s

DD:

real	0m0.023s
user	0m0.006s
sys	0m0.017s

QD:

real	0m0.023s
user	0m0.009s
sys	0m0.014s