[Webkit-unassigned] [Bug 79661] New: overflow: hidden disables backface-visibility: hidden

[bugzilla-daemon at webkit.org]

https://bugs.webkit.org/show_bug.cgi?id=79661

           Summary: overflow: hidden disables backface-visibility: hidden
           Product: WebKit
           Version: 528+ (Nightly build)
          Platform: Macintosh
               URL: http://bl.ocks.org/1921370
        OS/Version: Mac OS X 10.7
            Status: UNCONFIRMED
          Severity: Minor
          Priority: P2
         Component: CSS
        AssignedTo: webkit-unassigned at lists.webkit.org
        ReportedBy: desandrocodes at gmail.com


Created an attachment (id=129017)
 --> (https://bugs.webkit.org/attachment.cgi?id=129017&action=review)
overflow hidden toggler with backface visibility

Steps to reproduce: 

* Open the attached test case
* Click "Toggle overflow: hidden"

Expected result:

* Blue "Back" face should still be visible

Actual result:

* Reversed red "Front" face is revealed.

Notes:

* Bug is present when parent's overflow: hidden interferes with child's backface-visibility: hidden.
* Reproducible on Safari 5.1.3 and WebKit (r108935) on Mac OS X 10.7.3.
* Possible duplicate of #43958

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