iter

Source/core/rendering/InlineIterator.h

Index: Source/core/rendering/InlineIterator.h
diff --git a/Source/core/rendering/InlineIterator.h b/Source/core/rendering/InlineIterator.h
index c2d2f53047398d9439514682904c8b56c41a6c3c..6176099e323c4e45fa8d19da64a673fecd7e224f 100644
--- a/Source/core/rendering/InlineIterator.h
+++ b/Source/core/rendering/InlineIterator.h
@@ -484,6 +484,11 @@ inline int InlineBidiResolver::findFirstTrailingSpaceAtRun(BidiRun* run)
         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());