Remove non-\grammarterm's from the index of grammar terms.

Author: zygoloid

source/declarations.tex

@@ -78,11 +78,11 @@
 
 \begin{note}
 \grammarterm{asm-definition}{s} are described in~\ref{dcl.asm}, and
-\grammarterm{linkage-specification}{s} are described in~\ref{dcl.link}.
-\grammarterm{Function-definition}{s} are described in~\ref{dcl.fct.def} and
+\grammarterm{linkage-specification}{s} are described in~\ref{dcl.link};
+\grammarterm{function-definition}{s} are described in~\ref{dcl.fct.def} and
 \grammarterm{template-declaration}{s} and
-\grammarterm{deduction-guide}{s} are described in \ref{temp}.
-\grammarterm{Namespace-definition}{s} are described in~\ref{namespace.def},
+\grammarterm{deduction-guide}{s} are described in \ref{temp};
+\grammarterm{namespace-definition}{s} are described in~\ref{namespace.def},
 \grammarterm{using-declaration}{s} are described in~\ref{namespace.udecl} and
 \grammarterm{using-directive}{s} are described in~\ref{namespace.udir}.
 \end{note}
@@ -493,8 +493,9 @@
 \indextext{function|seealso{friend function; member function; inline function; virtual function}}
 
 \pnum
-\grammarterm{Function-specifier}{s}
-can be used only in function declarations.
+A
+\grammarterm{function-specifier}
+can be used only in a function declaration.
 
 \begin{bnf}
 \nontermdef{function-specifier}\br

source/intro.tex

@@ -617,7 +617,7 @@
 \pnum
 \indextext{notation!syntax|(}%
 In the syntax notation used in this document, syntactic
-categories are indicated by \grammarterm{italic} type, and literal words
+categories are indicated by \fakegrammarterm{italic} type, and literal words
 and characters in \tcode{constant} \tcode{width} type. Alternatives are
 listed on separate lines except in a few cases where a long set of
 alternatives is marked by the phrase ``one of''. If the text of an alternative is too long to fit on a line, the text is continued on subsequent lines indented from the first one.
@@ -634,15 +634,15 @@
 Names for syntactic categories have generally been chosen according to
 the following rules:
 \begin{itemize}
-\item \grammarterm{X-name} is a use of an identifier in a context that
+\item \fakegrammarterm{X-name} is a use of an identifier in a context that
 determines its meaning (e.g., \grammarterm{class-name},
 \grammarterm{typedef-name}).
-\item \grammarterm{X-id} is an identifier with no context-dependent meaning
+\item \fakegrammarterm{X-id} is an identifier with no context-dependent meaning
 (e.g., \grammarterm{qualified-id}).
-\item \grammarterm{X-seq} is one or more \grammarterm{X}'s without intervening
+\item \fakegrammarterm{X-seq} is one or more \fakegrammarterm{X}'s without intervening
 delimiters (e.g., \grammarterm{declaration-seq} is a sequence of
 declarations).
-\item \grammarterm{X-list} is one or more \grammarterm{X}'s separated by
+\item \fakegrammarterm{X-list} is one or more \fakegrammarterm{X}'s separated by
 intervening commas (e.g., \grammarterm{identifier-list} is a sequence of
 identifiers separated by commas).
 \end{itemize}%

source/macros.tex

@@ -185,6 +185,7 @@
 \newcommand{\defn}[1]{\defnx{#1}{#1}}
 \newcommand{\term}[1]{\textit{#1}}
 \newcommand{\gterm}[1]{\GrammarStylex{#1}}
+\newcommand{\fakegrammarterm}[1]{\gterm{#1}}
 \newcommand{\grammarterm}[1]{\indexgram{\idxgram{#1}}\gterm{#1}}
 \newcommand{\grammartermnc}[1]{\indexgram{\idxgram{#1}}\gterm{#1}\nocorr}
 \newcommand{\placeholder}[1]{\textit{#1}}