<?xml version="1.0" encoding="UTF-8" standalone="yes" ?>
<!DOCTYPE bugzilla SYSTEM "https://bugs.webkit.org/page.cgi?id=bugzilla.dtd">

<bugzilla version="5.0.4.1"
          urlbase="https://bugs.webkit.org/"
          
          maintainer="admin@webkit.org"
>

    <bug>
          <bug_id>301056</bug_id>
          
          <creation_ts>2025-10-19 03:30:52 -0700</creation_ts>
          <short_desc>[css-anchor-position-1] Transitioning from display: block to none repeatedly tears down and re-creates anchor positioned element&apos;s renderer</short_desc>
          <delta_ts>2025-11-04 02:17:18 -0800</delta_ts>
          <reporter_accessible>1</reporter_accessible>
          <cclist_accessible>1</cclist_accessible>
          <classification_id>1</classification_id>
          <classification>Unclassified</classification>
          <product>WebKit</product>
          <component>CSS</component>
          <version>WebKit Nightly Build</version>
          <rep_platform>Unspecified</rep_platform>
          <op_sys>Unspecified</op_sys>
          <bug_status>RESOLVED</bug_status>
          <resolution>FIXED</resolution>
          
          <see_also>https://github.com/web-platform-tests/wpt/pull/55811</see_also>
          <bug_file_loc></bug_file_loc>
          <status_whiteboard></status_whiteboard>
          <keywords>InRadar</keywords>
          <priority>P2</priority>
          <bug_severity>Normal</bug_severity>
          <target_milestone>---</target_milestone>
          
          
          <everconfirmed>1</everconfirmed>
          <reporter name="Kiet Ho">kiet.ho</reporter>
          <assigned_to name="Kiet Ho">kiet.ho</assigned_to>
          <cc>kiet.ho</cc>
    
    <cc>koivisto</cc>
    
    <cc>webkit-bug-importer</cc>
          

      

      

      

          <comment_sort_order>oldest_to_newest</comment_sort_order>  
          <long_desc isprivate="0" >
    <commentid>2152415</commentid>
    <comment_count>0</comment_count>
    <who name="Kiet Ho">kiet.ho</who>
    <bug_when>2025-10-19 03:30:52 -0700</bug_when>
    <thetext>[css-anchor-position-1] Transitioning from display: block to none repeatedly tears down and re-creates anchor positioned element&apos;s renderer</thetext>
  </long_desc><long_desc isprivate="0" >
    <commentid>2152416</commentid>
    <comment_count>1</comment_count>
    <who name="Radar WebKit Bug Importer">webkit-bug-importer</who>
    <bug_when>2025-10-19 03:30:58 -0700</bug_when>
    <thetext>&lt;rdar://problem/162963994&gt;</thetext>
  </long_desc><long_desc isprivate="0" >
    <commentid>2152760</commentid>
    <comment_count>2</comment_count>
    <who name="Kiet Ho">kiet.ho</who>
    <bug_when>2025-10-20 16:00:00 -0700</bug_when>
    <thetext>Pull request: https://github.com/WebKit/WebKit/pull/52689</thetext>
  </long_desc><long_desc isprivate="0" >
    <commentid>2155712</commentid>
    <comment_count>3</comment_count>
    <who name="EWS">ews-feeder</who>
    <bug_when>2025-11-01 03:38:53 -0700</bug_when>
    <thetext>Committed 302431@main (c9ce4c233320): &lt;https://commits.webkit.org/302431@main&gt;

Reviewed commits have been landed. Closing PR #52689 and removing active labels.</thetext>
  </long_desc><long_desc isprivate="0" >
    <commentid>2155715</commentid>
    <comment_count>4</comment_count>
    <who name="Kiet Ho">kiet.ho</who>
    <bug_when>2025-11-01 03:51:44 -0700</bug_when>
    <thetext>Submitted web-platform-tests pull request: https://github.com/web-platform-tests/wpt/pull/55811</thetext>
  </long_desc><long_desc isprivate="0" >
    <commentid>2156218</commentid>
    <comment_count>5</comment_count>
    <who name="Kiet Ho">kiet.ho</who>
    <bug_when>2025-11-04 02:17:18 -0800</bug_when>
    <thetext>*** Bug 300845 has been marked as a duplicate of this bug. ***</thetext>
  </long_desc>
      
      

    </bug>

</bugzilla>