From eb7691cc3db9cfd28bff8a91bb83e2269c5ff804 Mon Sep 17 00:00:00 2001
From: Werner Lemberg <wl@gnu.org>
Date: Fri, 24 Jan 2014 19:04:22 +0100
Subject: [PATCH] Fix Savannah bug #41320.

* src/autofit/aflatin.c (af_latin_metrics_init_blues)
<AF_LATIN_IS_LONG_BLUE>: Avoid negative index of `last'.
---
 ChangeLog             | 7 +++++++
 src/autofit/aflatin.c | 5 ++++-
 2 files changed, 11 insertions(+), 1 deletion(-)

diff --git a/ChangeLog b/ChangeLog
index 1864f506b..918e86caf 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,10 @@
+2014-01-24  Werner Lemberg  <wl@gnu.org>
+
+	Fix Savannah bug #41320.
+
+	* src/autofit/aflatin.c (af_latin_metrics_init_blues)
+	<AF_LATIN_IS_LONG_BLUE>: Avoid negative index of `last'.
+
 2014-01-23  Werner Lemberg  <wl@gnu.org>
 
 	Fix Savannah bug #41310.
diff --git a/src/autofit/aflatin.c b/src/autofit/aflatin.c
index bb002c182..8dac2209b 100644
--- a/src/autofit/aflatin.c
+++ b/src/autofit/aflatin.c
@@ -592,7 +592,10 @@
                       if ( FT_ABS( points[next].x - points[first].x ) <=
                              20 * dist )
                       {
-                        last--;
+                        if ( last > best_contour_first )
+                          last--;
+                        else
+                          last = best_contour_last;
                         break;
                       }