From a8a15de623fca2c9d62cbc66682efb743a0f0824 Mon Sep 17 00:00:00 2001
From: Julian Smart <julian@anthemion.co.uk>
Date: Thu, 21 Jun 2012 19:12:04 +0000
Subject: [PATCH] Prevent index access error

git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@71828 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775
---
 src/richtext/richtextbuffer.cpp | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/richtext/richtextbuffer.cpp b/src/richtext/richtextbuffer.cpp
index 6b54b33dc3..b005494725 100644
--- a/src/richtext/richtextbuffer.cpp
+++ b/src/richtext/richtextbuffer.cpp
@@ -4831,7 +4831,7 @@ bool wxRichTextParagraph::Layout(wxDC& dc, wxRichTextDrawingContext& context, co
 
             // Line end position shouldn't be the same as the end, or greater.
             if (wrapPosition >= GetRange().GetEnd())
-                wrapPosition = GetRange().GetEnd()-1;
+                wrapPosition = wxMax(0, GetRange().GetEnd()-1);
 
             // wxLogDebug(wxT("Split at %ld"), wrapPosition);
 
-- 
2.47.2