{\dhead{cls}{convert-to-ilayout-inst (inst)}
\dhead{fun}
{make-convert-to-ilayout-inst @<class> @<chain-head> @<expr>}}
+ \def\makelabels#1#2{%
+ #1{gf}{inst-class}[#2]#1{gf}{inst-chain-head}[#2]%
+ \descindex{gf}{inst-expr}[#2]%
+ }
+ \makelabels{\desclabel}{|(}
+
\begin{prog}
SOD_ILAYOUT(@<class>, @<chain-head-nick>, @<expr>)
\end{prog}
+
+ \makelabels{\descindex}{|)}
\end{describe*}