From e40ca0ac612c22bbf8d4b4f8ca2df45750795e11 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Konstantin=20Ka=CC=88fer?= <mail@kkaefer.com>
Date: Wed, 27 Aug 2014 14:29:10 +0200
Subject: [PATCH] never allow negative segment indices

---
 src/text/placement.cpp | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/text/placement.cpp b/src/text/placement.cpp
index 26cc9f70f..0c95e3a80 100644
--- a/src/text/placement.cpp
+++ b/src/text/placement.cpp
@@ -80,7 +80,7 @@ void getSegmentGlyphs(std::back_insert_iterator<GlyphInstances> glyphs, Anchor &
         // skip duplicate nodes
         while (newAnchor == end) {
             segment += direction;
-            if ((int)line.size() <= segment) {
+            if ((int)line.size() <= segment || segment < 0) {
                 anchor.scale = scale;
                 return;
             }