pick off special one-byte case in copy. worth 2x in benchmarks (38ns->16ns). the one-item case could be generalized easily with no cost. worth considering.
pick off special one-byte case in copy. worth 2x in benchmarks (38ns->16ns).
the one-item case could be generalized easily with no cost. worth considering.

R=rsc
CC=golang-dev, cw
http://codereview.appspot.com/167044
abustany/go,abustany/go,abustany/go,abustany/go,abustany/go,abustany/go,abustany/go