Closed
Bug 1083265
Opened 10 years ago
Closed 10 years ago
Page with 200k hidden elements hangs in UndisplayedMap::AppendNodeFor
Categories
(Core :: DOM: CSS Object Model, defect)
Tracking
()
RESOLVED
DUPLICATE
of bug 560616
People
(Reporter: BenWa, Unassigned)
Details
Attachments
(1 file)
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11.88 KB,
text/plain
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Details |
Testcase:
http://people.mozilla.org/~bgirard/css_hidden.html
Page loads in less than a second in Chrome, takes over a minute to load in FF.
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Reporter | |
Comment 1•10 years ago
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Reporter | |
Comment 2•10 years ago
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Looks like we're doing an O(n^2) insertion on the hidden elements using a link list traverse + append for element when chrome is likely doing this in O(n):
http://mxr.mozilla.org/mozilla-central/ident?i=AppendNodeFor
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Comment 3•10 years ago
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This is basically bug 560616, yes?
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Reporter | |
Comment 4•10 years ago
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Yes
Status: NEW → RESOLVED
Closed: 10 years ago
Resolution: --- → DUPLICATE
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Description
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