MPFR:

real	0m0.023s
user	0m0.003s
sys	0m0.020s

PRO Round 1:

real	0m0.024s
user	0m0.008s
sys	0m0.016s

Uninstrumented:

real	0m0.023s
user	0m0.010s
sys	0m0.013s

DD:

real	0m0.023s
user	0m0.008s
sys	0m0.016s

QD:

real	0m0.024s
user	0m0.002s
sys	0m0.022s