Bug 72945

Summary: Background image attachment changed to fixed in JS shows repaint errors
Product: WebKit Reporter: Ned Baldessin <ned>
Component: CSSAssignee: Nobody <webkit-unassigned>
Status: RESOLVED DUPLICATE    
Severity: Normal CC: davidbarr, mitz, shanestephens
Priority: P2    
Version: 528+ (Nightly build)   
Hardware: Mac (Intel)   
OS: OS X 10.6   
Attachments:
Description Flags
Reduced demo of the bug none

Ned Baldessin
Reported 2011-11-22 05:37:47 PST
Created attachment 116211 [details] Reduced demo of the bug See reduced demo attached. Steps to Reproduce: - create div with background-image: scroll - in JS, set backgroundAttachment: fixed on the element - when you scroll, the display of the element is garbled or not updated. Additional Information: - This bug does not appear when the page is displayed inside an iframe.
Attachments
Reduced demo of the bug (1.31 KB, text/html)
2011-11-22 05:37 PST, Ned Baldessin 		no flags
Details
View All Add attachment proposed patch, testcase, etc.
Ned Baldessin
Comment 1 2011-11-22 06:11:42 PST
Additional Information (after spending 2 days on this): - setting overflow:hidden or overflow:auto on the element fixes the bug. -sigh-
David Barr
Comment 2 2012-03-22 23:03:43 PDT
This has been fixed in trunk, bisecting gives the range: http://trac.webkit.org/log/trunk/?rev=107355&stop_rev=107276 In particular, most likely fixed by: http://trac.webkit.org/changeset/107335/trunk Marking as duplicate of WK78300. *** This bug has been marked as a duplicate of bug 78300 ***
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