From 37f88291d0b91d8bce07d26cd67aac304e239e00 Mon Sep 17 00:00:00 2001
From: Vivien Nicolas <21@vingtetun.org>
Date: Tue, 30 Aug 2011 04:13:41 +0200
Subject: [PATCH] Fix a little issue with 'ff' on the pdf spec page 629

---
 pdf.js | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/pdf.js b/pdf.js
index 550e72920..0302e7c1a 100644
--- a/pdf.js
+++ b/pdf.js
@@ -4287,7 +4287,7 @@ var PartialEvaluator = (function() {
         for (var i = firstChar; i <= lastChar; i++) {
           var glyph = diffEncoding[i] || baseEncoding[i];
           if (glyph)
-            glyphsMap[glyph] = encodingMap[i] = GlyphsUnicode[glyph];
+            glyphsMap[glyph] = encodingMap[i] = GlyphsUnicode[glyph] || i;
         }
 
         if (fontType == 'TrueType' && fontDict.has('ToUnicode') && differences) {