From f358e61719afcc5729eb95907eb84a4bca7dcc0f Mon Sep 17 00:00:00 2001
From: Geoffrey White <40627776+geoffw0@users.noreply.github.com>
Date: Thu, 28 Mar 2019 16:37:50 +0000
Subject: [PATCH] CPP: Add a reference about include optimization to the qhelp
 for AV Rule 35.

---
 cpp/ql/src/jsf/4.07 Header Files/AV Rule 35.qhelp | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/cpp/ql/src/jsf/4.07 Header Files/AV Rule 35.qhelp b/cpp/ql/src/jsf/4.07 Header Files/AV Rule 35.qhelp
index 23f4e62e8f4..771d7e23e52 100644
--- a/cpp/ql/src/jsf/4.07 Header Files/AV Rule 35.qhelp	
+++ b/cpp/ql/src/jsf/4.07 Header Files/AV Rule 35.qhelp	
@@ -68,6 +68,9 @@ some are after the final <code>#endif</code>. All three of these things must be
 <li>
   <a href="http://www.cplusplus.com/forum/articles/10627/">Headers and Includes: Why and How</a>
 </li>
+<li>
+  <a href="https://gcc.gnu.org/onlinedocs/cppinternals/Guard-Macros.html">The Multiple-Include Optimization</a>
+</li>
 
 
 </references>