ASSERTION FAILED: y2 >= y1 in WebCore::RenderObject::drawSolidBoxSide

Source/core/rendering/RenderInline.cpp

Index: Source/core/rendering/RenderInline.cpp
diff --git a/Source/core/rendering/RenderInline.cpp b/Source/core/rendering/RenderInline.cpp
index c899ad29b54ed756f83256d1112bf14d1f421a8d..29ec91a5c07735aa256eeb79787b2144212cd312 100644
--- a/Source/core/rendering/RenderInline.cpp
+++ b/Source/core/rendering/RenderInline.cpp
@@ -1460,6 +1460,8 @@ void RenderInline::paintOutlineForLine(GraphicsContext* graphicsContext, const L
         LayoutSize(thisline.width() + offset, thisline.height() + offset));
 
     IntRect pixelSnappedBox = pixelSnappedIntRect(box);
+    if (pixelSnappedBox.width() < 0 || pixelSnappedBox.height() < 0)
+        return;
     IntRect pixelSnappedLastLine = pixelSnappedIntRect(paintOffset.x() + lastline.x(), 0, lastline.width(), 0);
     IntRect pixelSnappedNextLine = pixelSnappedIntRect(paintOffset.x() + nextline.x(), 0, nextline.width(), 0);