K 10
svn:author
V 3
des
K 8
svn:date
V 27
2010-08-14T14:34:36.251981Z
K 7
svn:log
V 229
Simplify expand_number() by combining the (unrolled) loop with the
switch.  Since expand_number() does not accept negative numbers, switch
from int64_t to uint64_t; this makes it easier to check for overflow.

MFC after:	3 weeks

END