[Webkit-unassigned] [Bug 161878] AX: Crash at WebCore::Range::compareBoundaryPoints(WebCore::Range::CompareHow, WebCore::Range const&, int&) const + 23

[bugzilla-daemon at webkit.org]

https://bugs.webkit.org/show_bug.cgi?id=161878

--- Comment #4 from chris fleizach <cfleizach at apple.com> ---
Comment on attachment 288629
  --> https://bugs.webkit.org/attachment.cgi?id=288629
patch

View in context: https://bugs.webkit.org/attachment.cgi?id=288629&action=review

> Source/WebCore/ChangeLog:9
> +        ranges based on the nodes that associated to the passed in CharacterOffsets. When the first node is a doctype

that are associated

> Source/WebCore/ChangeLog:10
> +        node, the first range will be a nullptr.  And dereferencing it leads to a crash. Fixed this by adding a 

one sentence

e a nullptr, and der

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