<?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>302340</bug_id>
          
          <creation_ts>2025-11-11 11:04:46 -0800</creation_ts>
          <short_desc>[libpas] Refactor SystemHeap to be enabled but unused by default</short_desc>
          <delta_ts>2025-11-17 21:23:28 -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>New Bugs</component>
          <version>WebKit Nightly Build</version>
          <rep_platform>Unspecified</rep_platform>
          <op_sys>Unspecified</op_sys>
          <bug_status>REOPENED</bug_status>
          <resolution></resolution>
          
          
          <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>
          <dependson>302688</dependson>
          
          <everconfirmed>1</everconfirmed>
          <reporter name="Marcus Plutowski">marcus_plutowski</reporter>
          <assigned_to name="Nobody">webkit-unassigned</assigned_to>
          <cc>webkit-bug-importer</cc>
          

      

      

      

          <comment_sort_order>oldest_to_newest</comment_sort_order>  
          <long_desc isprivate="0" >
    <commentid>2157974</commentid>
    <comment_count>0</comment_count>
    <who name="Marcus Plutowski">marcus_plutowski</who>
    <bug_when>2025-11-11 11:04:46 -0800</bug_when>
    <thetext>rdar://164497152

As part of the work on MTE (rdar://156588204),  we will need to be able to make use of the SystemHeap even when libpas as a whole is not delegating *all* user allocations to it.
This will require some changes to separate “enablement” from “overriding libpas”.</thetext>
  </long_desc><long_desc isprivate="0" >
    <commentid>2157980</commentid>
    <comment_count>1</comment_count>
    <who name="Marcus Plutowski">marcus_plutowski</who>
    <bug_when>2025-11-11 11:17:12 -0800</bug_when>
    <thetext>Pull request: https://github.com/WebKit/WebKit/pull/53756</thetext>
  </long_desc><long_desc isprivate="0" >
    <commentid>2159435</commentid>
    <comment_count>2</comment_count>
    <who name="EWS">ews-feeder</who>
    <bug_when>2025-11-17 17:45:22 -0800</bug_when>
    <thetext>Committed 303149@main (0cdb20ed4dec): &lt;https://commits.webkit.org/303149@main&gt;

Reviewed commits have been landed. Closing PR #53756 and removing active labels.</thetext>
  </long_desc><long_desc isprivate="0" >
    <commentid>2159491</commentid>
    <comment_count>3</comment_count>
    <who name="Jonathan Bedard">jbedard</who>
    <bug_when>2025-11-17 21:23:27 -0800</bug_when>
    <thetext>Reopened Bugzilla.
REGRESSION(303149@main): Broke Internal watchOS build, tracking revert in https://bugs.webkit.org/show_bug.cgi?id=302688.</thetext>
  </long_desc>
      
      

    </bug>

</bugzilla>