From 4a44b35ea5b85b4dfe4b464d4bdc459ad73b5f63 Mon Sep 17 00:00:00 2001
From: daboe01 <daboe01@googlemail.com>
Date: Fri, 18 Apr 2014 17:17:01 +0200
Subject: [PATCH] fix relayouting optimization bug

---
 AppKit/CPTextView/CPLayoutManager.j | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/AppKit/CPTextView/CPLayoutManager.j b/AppKit/CPTextView/CPLayoutManager.j
index f5fd4a2d5..9653671b2 100755
--- a/AppKit/CPTextView/CPLayoutManager.j
+++ b/AppKit/CPTextView/CPLayoutManager.j
@@ -675,6 +675,9 @@ var _objectsInRange = function(aList, aRange)
         oldLength = CPMaxRange([_lineFragmentsForRescue lastObject]._range),
         newLength = [[_textStorage string].length];
 
+    if(ABS(newLength - oldLength) > 1)
+        return NO;
+
     if (![oldLineFragment isVisuallyIdenticalToFragment: newLineFragment])
     {
         isIdentical = NO;