iter

Source/core/rendering/InlineIterator.h

 /*
  * Copyright (C) 2000 Lars Knoll (knoll@kde.org)
  * Copyright (C) 2003, 2004, 2006, 2007, 2008, 2009, 2010 Apple Inc. All right reserved.
  * Copyright (C) 2010 Google Inc. All rights reserved.
  *
  * This library is free software; you can redistribute it and/or
  * modify it under the terms of the GNU Library General Public
  * License as published by the Free Software Foundation; either
  * version 2 of the License, or (at your option) any later version.
  *
@@ skipping 466 matching lines @@
 
 template <>
 inline int InlineBidiResolver::findFirstTrailingSpaceAtRun(BidiRun* run)
 {
     ASSERT(run);
     RenderObject* lastObject = run->m_object;
     if (!lastObject->isText())
         return run->m_stop;
 
     RenderText* lastText = toRenderText(lastObject);
+
+    // There can only be trailing space if the lastText node has two or more code-points.
+    if (lastText->textLength() <= 1)
+        return run->stop();
+
     int firstSpace;
     if (lastText->is8Bit())
         firstSpace = findFirstTrailingSpace(lastText, lastText->characters8(), run->start(), run->stop());
     else
         firstSpace = findFirstTrailingSpace(lastText, lastText->characters16(), run->start(), run->stop());
     return firstSpace;
 }
 
 template <>
 inline BidiRun* InlineBidiResolver::addTrailingRun(BidiRunList<BidiRun>& runs, int start, int stop, BidiRun* run, BidiContext* context, TextDirection direction) const
@@ skipping 225 matching lines @@
         m_sor = m_eor;
     }
 
     m_direction = WTF::Unicode::OtherNeutral;
     m_status.eor = WTF::Unicode::OtherNeutral;
 }
 
 }
 
 #endif // InlineIterator_h