MPFR:

real	0m0.024s
user	0m0.004s
sys	0m0.019s

PRO Round 1:

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

Uninstrumented:

real	0m0.023s
user	0m0.005s
sys	0m0.018s

DD:

real	0m0.023s
user	0m0.007s
sys	0m0.016s

QD:

real	0m0.024s
user	0m0.006s
sys	0m0.017s