<?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>74989</bug_id>
          
          <creation_ts>2011-12-20 21:03:09 -0800</creation_ts>
          <short_desc>JavaScriptCore should be consistent about how it reads and writes ArgumentCount</short_desc>
          <delta_ts>2011-12-20 22:01:49 -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>JavaScriptCore</component>
          <version>528+ (Nightly build)</version>
          <rep_platform>All</rep_platform>
          <op_sys>All</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="Filip Pizlo">fpizlo</reporter>
          <assigned_to name="Nobody">webkit-unassigned</assigned_to>
          
          

      

      

      

          <comment_sort_order>oldest_to_newest</comment_sort_order>  
          <long_desc isprivate="0" >
    <commentid>525075</commentid>
    <comment_count>0</comment_count>
    <who name="Filip Pizlo">fpizlo</who>
    <bug_when>2011-12-20 21:03:09 -0800</bug_when>
    <thetext>Patch forthcoming.</thetext>
  </long_desc><long_desc isprivate="0" >
    <commentid>525076</commentid>
    <comment_count>1</comment_count>
    <who name="Filip Pizlo">fpizlo</who>
    <bug_when>2011-12-20 21:03:17 -0800</bug_when>
    <thetext>&lt;rdar://problem/10612006&gt;</thetext>
  </long_desc><long_desc isprivate="0" >
    <commentid>525087</commentid>
    <comment_count>2</comment_count>
      <attachid>120138</attachid>
    <who name="Filip Pizlo">fpizlo</who>
    <bug_when>2011-12-20 21:35:48 -0800</bug_when>
    <thetext>Created attachment 120138
the patch</thetext>
  </long_desc><long_desc isprivate="0" >
    <commentid>525097</commentid>
    <comment_count>3</comment_count>
    <who name="Filip Pizlo">fpizlo</who>
    <bug_when>2011-12-20 22:01:49 -0800</bug_when>
    <thetext>Landed in http://trac.webkit.org/changeset/103390</thetext>
  </long_desc>
      
          <attachment
              isobsolete="0"
              ispatch="1"
              isprivate="0"
          >
            <attachid>120138</attachid>
            <date>2011-12-20 21:35:48 -0800</date>
            <delta_ts>2011-12-20 21:56:47 -0800</delta_ts>
            <desc>the patch</desc>
            <filename>fixargcount_patch_1.diff</filename>
            <type>text/plain</type>
            <size>5571</size>
            <attacher name="Filip Pizlo">fpizlo</attacher>
            
              <data encoding="base64">SW5kZXg6IFNvdXJjZS9KYXZhU2NyaXB0Q29yZS9DaGFuZ2VMb2cKPT09PT09PT09PT09PT09PT09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</data>
<flag name="review"
          id="120320"
          type_id="1"
          status="+"
          setter="barraclough"
    />
          </attachment>
      

    </bug>

</bugzilla>