[Webkit-unassigned] [Bug 192728] wtf/Optional.h: move-constructor and move-assignment operator should disengage the value being moved from

[bugzilla-daemon at webkit.org]

https://bugs.webkit.org/show_bug.cgi?id=192728

--- Comment #4 from David Kilzer (:ddkilzer) <ddkilzer at webkit.org> ---
One of the most frustrating things about the behavior of the move-constructor and move-assignment operator is that optional::swap() does what you'd expect by fully disengaging the value after the swap!

<https://trac.webkit.org/browser/webkit/trunk/Source/WTF/wtf/Optional.h#L497>

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