From f30a5fa78d9460550c7e921e73e11087f90b7db3 Mon Sep 17 00:00:00 2001
From: Dimitri van Heesch <doxygen@gmail.com>
Date: Thu, 20 Dec 2018 19:43:07 +0100
Subject: Fix for unbounded memory usage due to a bug in \ref const matching
 #6689

---
 src/doctokenizer.l | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/doctokenizer.l b/src/doctokenizer.l
index deac51c..52c2d53 100644
--- a/src/doctokenizer.l
+++ b/src/doctokenizer.l
@@ -362,7 +362,7 @@ URLCHAR   [a-z_A-Z0-9\!\~\,\:\;\'\$\?\@\&\%\#\.\-\+\/\=]
 URLMASK   ({URLCHAR}+([({]{URLCHAR}*[)}])?)+
 FILESCHAR [a-z_A-Z0-9\\:\\\/\-\+@&#]
 FILEECHAR [a-z_A-Z0-9\-\+@&#]
-HFILEMASK ("."{FILESCHAR}*{FILEECHAR}+)*
+HFILEMASK ("."{FILESCHAR}*{FILEECHAR}+)+
 FILEMASK  ({FILESCHAR}*{FILEECHAR}+("."{FILESCHAR}*{FILEECHAR}+)*)|{HFILEMASK}
 LINKMASK  [^ \t\n\r\\@<&${}]+("("[^\n)]*")")?({BLANK}*("const"|"volatile"){BLANK}+)? 
 VERBATIM  "verbatim"{BLANK}*
-- 
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