[basic.fundamental] Strike explanatory sentence; touch up note

Author: lprv

source/basic.tex

@@ -5635,13 +5635,12 @@
 \indextext{type!\idxcode{void}}%
 A type \cv{}~\keyword{void}
 is an incomplete type that cannot be completed; such a type has
-an empty set of values. It is used as the return
-type for functions that do not return a value.
+an empty set of values.
 \begin{note}
 An expression of type \cv{}~\keyword{void} can be used as
 \begin{itemize}
-\item an expression statement\iref{stmt.expr},
-\item the expression in a \keyword{return} statement\iref{stmt.return}
+\item the \grammarterm{expression} of an expression statement\iref{stmt.expr},
+\item the operand of a \keyword{return} statement\iref{stmt.return}
 for a function with the return type \cv{}~\keyword{void},
 \item an operand of a comma expression\iref{expr.comma},
 \item the operand of a parenthesized expression\iref{expr.prim.paren},