[expr, dcl.decl] Use \bnfindent macro instead of its expansion.

Author: tkoeppe

source/declarators.tex

@@ -149,7 +149,7 @@
 \begin{bnf}
 \nontermdef{parameters-and-qualifiers}\br
     \terminal{(} parameter-declaration-clause \terminal{)} \opt{cv-qualifier-seq}\br
-\hspace*{\bnfindentinc}\opt{ref-qualifier} \opt{noexcept-specifier} \opt{attribute-specifier-seq}
+    \bnfindent\opt{ref-qualifier} \opt{noexcept-specifier} \opt{attribute-specifier-seq}
 \end{bnf}
 
 \begin{bnf}
@@ -1223,7 +1223,7 @@
 has the form
 \begin{ncsimplebnf}
 \terminal{D1 (} parameter-declaration-clause \terminal{)} \opt{cv-qualifier-seq}\br
-\hspace*{\bnfindentinc}\opt{ref-qualifier} \opt{noexcept-specifier} \opt{attribute-specifier-seq}
+\bnfindent\opt{ref-qualifier} \opt{noexcept-specifier} \opt{attribute-specifier-seq}
 \end{ncsimplebnf}
 and the type of the contained
 \grammarterm{declarator-id}
@@ -1260,7 +1260,7 @@
 
 \begin{ncsimplebnf}
 \terminal{D1 (} parameter-declaration-clause \terminal{)} \opt{cv-qualifier-seq}\br
-\hspace*{\bnfindentinc}\opt{ref-qualifier} \opt{noexcept-specifier} \opt{attribute-specifier-seq} trailing-return-type
+\bnfindent\opt{ref-qualifier} \opt{noexcept-specifier} \opt{attribute-specifier-seq} trailing-return-type
 \end{ncsimplebnf}
 
 and the type of the contained

source/expressions.tex

@@ -825,7 +825,7 @@
     lambda-introducer lambda-declarator \opt{requires-clause} compound-statement\br
     lambda-introducer \terminal{<} template-parameter-list \terminal{>} \opt{requires-clause} compound-statement\br
     lambda-introducer \terminal{<} template-parameter-list \terminal{>} \opt{requires-clause}\br
-    \hspace*{\bnfindentinc}lambda-declarator \opt{requires-clause} compound-statement
+    \bnfindent lambda-declarator \opt{requires-clause} compound-statement
 \end{bnf}
 
 \begin{bnf}
@@ -836,7 +836,7 @@
 \begin{bnf}
 \nontermdef{lambda-declarator}\br
     \terminal{(} parameter-declaration-clause \terminal{)} \opt{decl-specifier-seq}\br
-    \hspace*{\bnfindentinc}\opt{noexcept-specifier} \opt{attribute-specifier-seq} \opt{trailing-return-type}
+    \bnfindent\opt{noexcept-specifier} \opt{attribute-specifier-seq} \opt{trailing-return-type}
 \end{bnf}
 
 \pnum