X meets the
if it satisfies the requirements of
Destructible (C++Std [destructible])
CopyConstructible (C++Std [copyconstructible]), as well
as the additional requirements listed below.
In the table below,
x denotes a value of type
ec denotes a (possibly const) value of type
ep denotes a (possibly const) value of some type satisfying
the endpoint requirements.
Table 9. ConnectCondition requirements