From: Behdad Esfahbod <behdad@behdad.org>
Date: Thu, 16 Apr 2009 16:30:51 +0000 (-0400)
Subject: [GSUB] Fix reverse lookup loop like we did in the old code before
X-Git-Tag: submit/master/20120920.151126~7^2~1274
X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=83e61ff4702121d3418fe82a8fe7ef6bb63bb5d2;p=framework%2Fuifw%2Fharfbuzz.git

[GSUB] Fix reverse lookup loop like we did in the old code before
---

diff --git a/src/hb-ot-layout-gsub-private.h b/src/hb-ot-layout-gsub-private.h
index 968dd4a..b607ca5 100644
--- a/src/hb-ot-layout-gsub-private.h
+++ b/src/hb-ot-layout-gsub-private.h
@@ -808,7 +808,7 @@ struct SubstLookup : Lookup {
 	  else
 	    buffer->in_pos--;
 
-	} while (buffer->in_pos);
+	} while ((int) buffer->in_pos >= 0);
     }
 
     return ret;