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<!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>6884</bug_id>
          
          <creation_ts>2006-01-27 17:43:35 -0800</creation_ts>
          <short_desc>GC after destroying the very last frame to avoid node leak false positives</short_desc>
          <delta_ts>2006-01-27 21:24:44 -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>Frames</component>
          <version>420+</version>
          <rep_platform>Mac</rep_platform>
          <op_sys>OS X 10.4</op_sys>
          <bug_status>RESOLVED</bug_status>
          <resolution>FIXED</resolution>
          
          
          <bug_file_loc></bug_file_loc>
          <status_whiteboard></status_whiteboard>
          <keywords></keywords>
          <priority>P2</priority>
          <bug_severity>Normal</bug_severity>
          <target_milestone>---</target_milestone>
          
          
          <everconfirmed>1</everconfirmed>
          <reporter name="Maciej Stachowiak">mjs</reporter>
          <assigned_to name="Maciej Stachowiak">mjs</assigned_to>
          
          

      

      

      

          <comment_sort_order>oldest_to_newest</comment_sort_order>  
          <long_desc isprivate="0" >
    <commentid>30364</commentid>
    <comment_count>0</comment_count>
    <who name="Maciej Stachowiak">mjs</who>
    <bug_when>2006-01-27 17:43:35 -0800</bug_when>
    <thetext>The NodeImpl leak counter can give false positives sometimes if the GC after destroying the last ScriptInterpreter doesn&apos;t collect everything due to stack references. Thus, in debug mode, it would be good to do a GC from Page&apos;s destructor after destroying the last frame, so we&apos;re at a point on the stack where there wont be JS object references.</thetext>
  </long_desc><long_desc isprivate="0" >
    <commentid>30365</commentid>
    <comment_count>1</comment_count>
      <attachid>6033</attachid>
    <who name="Maciej Stachowiak">mjs</who>
    <bug_when>2006-01-27 17:45:19 -0800</bug_when>
    <thetext>Created attachment 6033
GC after destroying the very last Frame, from higher up on the stack</thetext>
  </long_desc><long_desc isprivate="0" >
    <commentid>30367</commentid>
    <comment_count>2</comment_count>
      <attachid>6033</attachid>
    <who name="Geoffrey Garen">ggaren</who>
    <bug_when>2006-01-27 17:58:25 -0800</bug_when>
    <thetext>Comment on attachment 6033
GC after destroying the very last Frame, from higher up on the stack

r=me

I&apos;m a little worried that we&apos;ll be finessing the garbage collector to avoid false leak reports in a lot more places. RenderObject comes to mind.</thetext>
  </long_desc>
      
          <attachment
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            <attachid>6033</attachid>
            <date>2006-01-27 17:45:19 -0800</date>
            <delta_ts>2006-01-27 17:58:25 -0800</delta_ts>
            <desc>GC after destroying the very last Frame, from higher up on the stack</desc>
            <filename>avoid-false-positives.patch.txt</filename>
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            <size>1739</size>
            <attacher name="Maciej Stachowiak">mjs</attacher>
            
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          type_id="1"
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          setter="ggaren"
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    </bug>

</bugzilla>