From 16ff9d01339a7ecd859ee619a8496ca878a3eb70 Mon Sep 17 00:00:00 2001
From: ggujjula <43194746+ggujjula@users.noreply.github.com>
Date: Tue, 31 May 2022 00:59:52 -0500
Subject: Add documentation for option '--yymore'

---
 doc/flex.texi | 11 +++++++++++
 1 file changed, 11 insertions(+)

diff --git a/doc/flex.texi b/doc/flex.texi
index a4b5897..9224d98 100755
--- a/doc/flex.texi
+++ b/doc/flex.texi
@@ -3172,6 +3172,17 @@ also generates a @code{yyFlexLexer::yylex()} member function that emits
 a run-time error (by invoking @code{yyFlexLexer::LexerError())} if
 called.  @xref{Cxx}.
 
+@anchor{option-yymore}
+@opindex ---yymore
+@opindex yymore
+@item --yymore, @code{%option yymore}
+tells flex to generate a scanner with logic to append the next token to the
+currently matched text. This option is enabled automatically if flex detects
+the use of @code{yymore()} in the scanner rules. However, this option must be
+set explicitly if @code{yymore()} is used more indirectly to avoid a compile
+time error.
+@xref{Actions}. @xref{Diagnostics}.
+
 @end table
 
 @node Options for Scanner Speed and Size, Debugging Options, Code-Level And API Options, Scanner Options
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