CWG2404 [[no_unique_address]] and allocation order

source/classes.tex

@@ -713,19 +713,22 @@
 \end{example}
 
 \pnum
+\begin{note}
 \indextext{layout!class object}%
 Non-static data members of a (non-union) class
-with the same access control\iref{class.access}
+with the same access control\iref{class.access} and
+non-zero size\iref{intro.object}
 are allocated so that later
 members have higher addresses within a class object.
 \indextext{allocation!unspecified}%
 The order of allocation of non-static data members
 with different access control
-is unspecified\iref{class.access}.
+is unspecified.
 Implementation alignment requirements might cause two adjacent members
 not to be allocated immediately after each other; so might requirements
 for space for managing virtual functions\iref{class.virtual} and
 virtual base classes\iref{class.mi}.
+\end{note}
 
 \pnum
 If \tcode{T} is the name of a class, then each of the following shall