\xref{sec:concepts.lifecycle.birth} for the details. An initializer item
must have either an @|initarg| property, or an initializer expression, or
both.
+\item[@"initarg_class"] A symbol naming the Lisp class to use to represent
+ the initarg. Only permitted if @"initarg" is also set.
\end{description}
Each class may define at most one initializer item with an explicit
@<declaration-specifier>^+
<list>$[\mbox{@<init-declarator>}]$ ";"
\end{grammar}
-Properties: none.
+Properties:
+\begin{description}
+\item[@"initarg_class"] A symbol naming the Lisp class to use to represent
+ the initarg.
+\end{description}
\subsubsection{Fragment items}
\begin{grammar}