id	summary	reporter	owner	description	type	status	milestone	component	version	severity	resolution	keywords	cc
5929	empty(), data(), size()	olafvdspek@…	Daniel Frey	"While not being operators, those functions can be defined in terms of others.
empty(): end() == begin()
data(): empty() ? NULL : &*begin()
size(): end() - begin()

Could those be added to the operators lib?"	Feature Requests	closed	To Be Determined	operators	Boost 1.47.0	Problem	wontfix