[basic.link] Entities declared in an unnamed namespace

never have external linkage.

Author: jensmaurer

source/basic.tex

@@ -2449,7 +2449,10 @@
 \indextext{linkage!no}%
 Names not covered by these rules have no linkage. Moreover, except as
 noted, a name declared at block scope\iref{basic.scope.block} has no
-linkage. A type is said to have linkage if and only if:
+linkage.
+
+\pnum
+A type is said to have linkage if and only if:
 \begin{itemize}
 \item it is a class or enumeration type that is named (or has a name for
 linkage purposes\iref{dcl.typedef}) and the name has linkage; or
@@ -2475,9 +2478,6 @@
 \begin{itemize}
 \item the entity has C language linkage\iref{dcl.link}, or
 
-\item the entity is declared within an unnamed
-namespace\iref{namespace.def}, or
-
 \item the entity is not odr-used\iref{basic.def.odr} or is defined in
 the same translation unit.
 \end{itemize}