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A comment on Firefox 84.0. Parent comment

Re:Firefox 84.0 by danielEM on Tuesday December 15, 2020 @06:40PM (#25436969)
Just did some tests on Firefox 83 and DOM reflow time grows exponentially with the depth of DOM tree. With grid elements of depth 10 single reflow takes seconds on my Ryzen laptop while on chromium is not noticable at all.
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Re:Firefox 84.0 by muizelaar on Tuesday December 15, 2020 @06:48PM (#25437048)
Can you post a link to a test case?
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Re:Firefox 84.0 by danielEM on Wednesday December 16, 2020 @06:00AM (#25441191)
Did already profiling and posted a bug: https://bugzilla.mozilla.org/show_bug.cgi?id=1682686

https://jsfiddle.net/fuh7c894/

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