Index: doc/user/user.tex
===================================================================
--- doc/user/user.tex	(revision 697c957be6bf6545b625badf5b5dcf7f766e5f9d)
+++ doc/user/user.tex	(revision 8f570f19325f0f61fa977a32433ce8732e6c6826)
@@ -11,6 +11,6 @@
 %% Created On       : Wed Apr  6 14:53:29 2016
 %% Last Modified By : Peter A. Buhr
-%% Last Modified On : Thu Aug 10 21:24:07 2023
-%% Update Count     : 5570
+%% Last Modified On : Thu Sep 28 22:40:52 2023
+%% Update Count     : 5578
 %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
 
@@ -224,9 +224,9 @@
 \setlength{\tabcolsep}{10pt}
 \begin{tabular}{@{}rcccccccc@{}}
-		& 2021	& 2016	& 2011	& 2006	& 2001	& 1996	& 1991	& 1986	\\ \hline
-\RB{C}	& \RB{1}& \RB{2}& \RB{2}& \RB{1}& \RB{1}& \RB{1}& \RB{1}& \RB{1}\\
-Java	& 2		& 1		& 1		& 2		& 3		& 28	& -		& -		\\
-Python	& 3		& 5		& 6		& 7		& 23	& 13	& -		& -		\\
-\CC		& 4		& 3		& 3		& 3		& 2		& 2		& 2		& 8		\\
+		& 2023	& 2018	& 2013	& 2008	& 2003	& 1998	& 1993	& 1988	\\ \hline
+Python	& 1		& 4		& 8		& 7		& 12	& 25	& 18	& -		\\
+\RB{C}	& \RB{2}& \RB{2}& \RB{1}& \RB{2}& \RB{2}& \RB{1}& \RB{1}& \RB{1}\\
+C++		& 3		& 3		& 4		& 4		& 3		& 2		& 2		& 4		\\
+Java	& 4		& 1		& 2		& 1		& 1		& 18	& -		& -		\\
 \end{tabular}
 \end{center}
@@ -465,4 +465,6 @@
 \Indexc{-h}\index{translator option!-h@{©-h©}}, \Indexc{--help}\index{translator option!--help@{©--help©}} \, print translator help message
 \item
+\Indexc{-i}\index{translator option!-i@{©-i©}}, \Indexc{--invariant}\index{translator option!--invariant@{©--invariant©}} \, invariant checking during AST passes
+\item
 \Indexc{-l}\index{translator option!-l@{©-l©}}, \Indexc{--libcfa}\index{translator option!--libcfa@{©--libcfa©}} \, generate ©libcfa.c©
 \item
@@ -482,11 +484,11 @@
 \begin{description}[topsep=0pt,itemsep=0pt,parsep=0pt]
 \item
-\Indexc{ascodegen}\index{translator option!-P@{©-P©}!©ascodegen©}\index{translator option!--print@{©-print©}!©ascodegen©} \, as codegen rather than AST
-\item
-\Indexc{asterr}\index{translator option!-P@{©-P©}!©asterr©}\index{translator option!--print@{©-print©}!©asterr©} \, AST on error
-\item
-\Indexc{declstats}\index{translator option!-P@{©-P©}!©declstats©}\index{translator option!--print@{©-print©}!©declstats©} \, code property statistics
-\item
-\Indexc{parse}\index{translator option!-P@{©-P©}!©parse©}\index{translator option!--print@{©-print©}!©parse©} \, yacc (parsing) debug information
+\Indexc{ascodegen}\index{translator option!-P@{©-P©}!©ascodegen©}\index{translator option!--print@{©-print©}!©ascodegen©} \, print AST as codegen rather than AST
+\item
+\Indexc{asterr}\index{translator option!-P@{©-P©}!©asterr©}\index{translator option!--print@{©-print©}!©asterr©} \, print AST on error
+\item
+\Indexc{declstats}\index{translator option!-P@{©-P©}!©declstats©}\index{translator option!--print@{©-print©}!©declstats©} \, print code property statistics
+\item
+\Indexc{parse}\index{translator option!-P@{©-P©}!©parse©}\index{translator option!--print@{©-print©}!©parse©} \, print yacc (parsing) debug information
 \item
 \Indexc{pretty}\index{translator option!-P@{©-P©}!©pretty©}\index{translator option!--print@{©-print©}!©pretty©} \, prettyprint for ©ascodegen© flag
@@ -494,29 +496,29 @@
 \Indexc{rproto}\index{translator option!-P@{©-P©}!©rproto©}\index{translator option!--print@{©-print©}!©rproto©} \, resolver-proto instance
 \item
-\Indexc{rsteps}\index{translator option!-P@{©-P©}!©rsteps©}\index{translator option!--print@{©-print©}!©rsteps©} \, resolver steps
-\item
-\Indexc{tree}\index{translator option!-P@{©-P©}!©tree©}\index{translator option!--print@{©-print©}!©tree©} \, parse tree
-\item
-\Indexc{ast}\index{translator option!-P@{©-P©}!©ast©}\index{translator option!--print@{©-print©}!©ast©} \, AST after parsing
-\item
-\Indexc{symevt}\index{translator option!-P@{©-P©}!©symevt©}\index{translator option!--print@{©-print©}!©symevt©} \, symbol table events
-\item
-\Indexc{altexpr}\index{translator option!-P@{©-P©}!©altexpr©}\index{translator option!--print@{©-print©}!©altexpr©} \, alternatives for expressions
-\item
-\Indexc{astdecl}\index{translator option!-P@{©-P©}!©astdecl©}\index{translator option!--print@{©-print©}!©astdecl©} \, AST after declaration validation pass
-\item
-\Indexc{resolver}\index{translator option!-P@{©-P©}!©resolver©}\index{translator option!--print@{©-print©}!©resolver©} \, before resolver step
-\item
-\Indexc{astexpr}\index{translator option!-P@{©-P©}!©astexpr©}\index{translator option!--print@{©-print©}!©altexpr©} \, AST after expression analysis
-\item
-\Indexc{ctordtor}\index{translator option!-P@{©-P©}!©ctordtor©}\index{translator option!--print@{©-print©}!©ctordtor©} \, after ctor/dtor are replaced
-\item
-\Indexc{tuple}\index{translator option!-P@{©-P©}!©tuple©}\index{translator option!--print@{©-print©}!©tuple©} \, after tuple expansion
-\item
-\Indexc{astgen}\index{translator option!-P@{©-P©}!©astgen©}\index{translator option!--print@{©-print©}!©astgen©} \, AST after instantiate generics
-\item
-\Indexc{box}\index{translator option!-P@{©-P©}!©box©}\index{translator option!--print@{©-print©}!©box©} \, before box step
-\item
-\Indexc{codegen}\index{translator option!-P@{©-P©}!©codegen©}\index{translator option!--print@{©-print©}!©codegen©} \, before code generation
+\Indexc{rsteps}\index{translator option!-P@{©-P©}!©rsteps©}\index{translator option!--print@{©-print©}!©rsteps©} \, print resolver steps
+\item
+\Indexc{ast}\index{translator option!-P@{©-P©}!©ast©}\index{translator option!--print@{©-print©}!©ast©} \, print AST after parsing
+\item
+\Indexc{excpdecl}\index{translator option!-P@{©-P©}!©excpdecl©}\index{translator option!--print@{©-print©}!©excpdecl©} \, print AST after translating exception decls
+\item
+\Indexc{symevt}\index{translator option!-P@{©-P©}!©symevt©}\index{translator option!--print@{©-print©}!©symevt©} \, print AST after symbol table events
+\item
+\Indexc{expralt}\index{translator option!-P@{©-P©}!©expralt©}\index{translator option!--print@{©-print©}!©expralt©} \, print AST after expressions alternatives
+\item
+\Indexc{valdecl}\index{translator option!-P@{©-P©}!©valdecl©}\index{translator option!--print@{©-print©}!©valdecl©} \, print AST after declaration validation pass
+\item
+\Indexc{bresolver}\index{translator option!-P@{©-P©}!©bresolver©}\index{translator option!--print@{©-print©}!©bresolver©} \, print AST before resolver step
+\item
+\Indexc{expranly}\index{translator option!-P@{©-P©}!©expranly©}\index{translator option!--print@{©-print©}!©expranly©} \, print AST after expression analysis
+\item
+\Indexc{ctordtor}\index{translator option!-P@{©-P©}!©ctordtor©}\index{translator option!--print@{©-print©}!©ctordtor©} \, print AST after ctor/dtor are replaced
+\item
+\Indexc{tuple}\index{translator option!-P@{©-P©}!©tuple©}\index{translator option!--print@{©-print©}!©tuple©} \, print AST after tuple expansion
+\item
+\Indexc{instgen}\index{translator option!-P@{©-P©}!©instgen©}\index{translator option!--print@{©-print©}!©instgen©} \, print AST after instantiate generics
+\item
+\Indexc{bbox}\index{translator option!-P@{©-P©}!©bbox©}\index{translator option!--print@{©-print©}!©bbox©} \, print AST before box pass
+\item
+\Indexc{bcodegen}\index{translator option!-P@{©-P©}!©bcodegen©}\index{translator option!--print@{©-print©}!©bcodegen©} \, print AST before code generation
 \end{description}
 \item
@@ -4430,5 +4432,5 @@
 \end{cfa}
 To match a minus, put it as the first character, ©"-0-9"©.
-Note, other complex forms of regular-expression matching is not supported.
+Other complex forms of regular-expression matching are not supported.
 
 The following \Index{manipulator}s control scanning of input values (reading), and only affect the format of the argument.