[Webkit-unassigned] [Bug 223378] assignedNode->parentElement() can be nullptr in ComposedTreeIterator::traverseNextInShadowTree()

[bugzilla-daemon at webkit.org]

https://bugs.webkit.org/show_bug.cgi?id=223378

Darin Adler <darin at apple.com> changed:

           What    |Removed                     |Added
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                 CC|                            |darin at apple.com

--- Comment #1 from Darin Adler <darin at apple.com> ---
Seems worthwhile to clean this up. I wonder if the undefined behavior sanitizer catches mistakes when you make a reference from a null pointer?

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