<?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>195715</bug_id>
          
          <creation_ts>2019-03-13 16:32:08 -0700</creation_ts>
          <short_desc>DFG liveness can&apos;t skip tail caller inline frames</short_desc>
          <delta_ts>2019-03-14 10:41:11 -0700</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>RESOLVED</bug_status>
          <resolution>FIXED</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>
          
          
          <everconfirmed>1</everconfirmed>
          <reporter name="Keith Miller">keith_miller</reporter>
          <assigned_to name="Keith Miller">keith_miller</assigned_to>
          <cc>commit-queue</cc>
    
    <cc>ews-watchlist</cc>
    
    <cc>mark.lam</cc>
    
    <cc>msaboff</cc>
    
    <cc>saam</cc>
    
    <cc>webkit-bug-importer</cc>
          

      

      

      

          <comment_sort_order>oldest_to_newest</comment_sort_order>  
          <long_desc isprivate="0" >
    <commentid>1516243</commentid>
    <comment_count>0</comment_count>
    <who name="Keith Miller">keith_miller</who>
    <bug_when>2019-03-13 16:32:08 -0700</bug_when>
    <thetext>DFG liveness can&apos;t skip tail caller inline frames</thetext>
  </long_desc><long_desc isprivate="0" >
    <commentid>1516252</commentid>
    <comment_count>1</comment_count>
      <attachid>364591</attachid>
    <who name="Keith Miller">keith_miller</who>
    <bug_when>2019-03-13 16:51:23 -0700</bug_when>
    <thetext>Created attachment 364591
Patch</thetext>
  </long_desc><long_desc isprivate="0" >
    <commentid>1516274</commentid>
    <comment_count>2</comment_count>
      <attachid>364591</attachid>
    <who name="Saam Barati">saam</who>
    <bug_when>2019-03-13 17:21:52 -0700</bug_when>
    <thetext>Comment on attachment 364591
Patch

r=me</thetext>
  </long_desc><long_desc isprivate="0" >
    <commentid>1516276</commentid>
    <comment_count>3</comment_count>
    <who name="Saam Barati">saam</who>
    <bug_when>2019-03-13 17:22:17 -0700</bug_when>
    <thetext>Please associate w/ the existing rdar too.</thetext>
  </long_desc><long_desc isprivate="0" >
    <commentid>1516281</commentid>
    <comment_count>4</comment_count>
    <who name="Keith Miller">keith_miller</who>
    <bug_when>2019-03-13 17:33:01 -0700</bug_when>
    <thetext>rdar://problem/46221598</thetext>
  </long_desc><long_desc isprivate="0" >
    <commentid>1516528</commentid>
    <comment_count>5</comment_count>
      <attachid>364591</attachid>
    <who name="WebKit Commit Bot">commit-queue</who>
    <bug_when>2019-03-14 10:41:09 -0700</bug_when>
    <thetext>Comment on attachment 364591
Patch

Clearing flags on attachment: 364591

Committed r242945: &lt;https://trac.webkit.org/changeset/242945&gt;</thetext>
  </long_desc><long_desc isprivate="0" >
    <commentid>1516529</commentid>
    <comment_count>6</comment_count>
    <who name="WebKit Commit Bot">commit-queue</who>
    <bug_when>2019-03-14 10:41:11 -0700</bug_when>
    <thetext>All reviewed patches have been landed.  Closing bug.</thetext>
  </long_desc>
      
          <attachment
              isobsolete="0"
              ispatch="1"
              isprivate="0"
          >
            <attachid>364591</attachid>
            <date>2019-03-13 16:51:23 -0700</date>
            <delta_ts>2019-03-14 10:41:09 -0700</delta_ts>
            <desc>Patch</desc>
            <filename>bug-195715-20190313165119.patch</filename>
            <type>text/plain</type>
            <size>4362</size>
            <attacher name="Keith Miller">keith_miller</attacher>
            
              <data encoding="base64">U3VidmVyc2lvbiBSZXZpc2lvbjogMjQyOTA5CmRpZmYgLS1naXQgYS9Tb3VyY2UvSmF2YVNjcmlw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</data>

          </attachment>
      

    </bug>

</bugzilla>