#
A namespace alias is dependent if it is introduced by a
namespace-alias-definition
whose
qualified-namespace-specifier
(if any) is a dependent qualified name or whose
splice-specifier
(if any) is dependent
.
A
namespace-name
is dependent if it names a dependent namespace alias
.
2
#
[
Example
1
:
template
<
std
::
meta
::
info R
>
int
fn
(
)
{
namespace
Alias
=
[
:
R
:
]
;
/
[:R:]
is dependent
return
typename
Alias
::
T
{
}
;
/
Alias
is dependent
}
namespace
NS
{
using
T
=
int
;
}
int
a
=
fn
<
^
NS
>
(
)
;
—
end example
]