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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>211445</bug_id>
          
          <creation_ts>2020-05-05 07:28:05 -0700</creation_ts>
          <short_desc>[JSC] JSBigInt::maxLengthBits and JSBigInt::maxLength are wrong</short_desc>
          <delta_ts>2020-05-05 09:25:18 -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="Yusuke Suzuki">ysuzuki</reporter>
          <assigned_to name="Yusuke Suzuki">ysuzuki</assigned_to>
          <cc>ews-watchlist</cc>
    
    <cc>keith_miller</cc>
    
    <cc>mark.lam</cc>
    
    <cc>msaboff</cc>
    
    <cc>saam</cc>
    
    <cc>ticaiolima</cc>
    
    <cc>tzagallo</cc>
    
    <cc>webkit-bug-importer</cc>
          

      

      

      

          <comment_sort_order>oldest_to_newest</comment_sort_order>  
          <long_desc isprivate="0" >
    <commentid>1649178</commentid>
    <comment_count>0</comment_count>
    <who name="Yusuke Suzuki">ysuzuki</who>
    <bug_when>2020-05-05 07:28:05 -0700</bug_when>
    <thetext>[JSC] JSBigInt::maxLengthBits and JSBigInt::maxLength are wrong</thetext>
  </long_desc><long_desc isprivate="0" >
    <commentid>1649179</commentid>
    <comment_count>1</comment_count>
      <attachid>398502</attachid>
    <who name="Yusuke Suzuki">ysuzuki</who>
    <bug_when>2020-05-05 07:33:15 -0700</bug_when>
    <thetext>Created attachment 398502
Patch</thetext>
  </long_desc><long_desc isprivate="0" >
    <commentid>1649188</commentid>
    <comment_count>2</comment_count>
      <attachid>398502</attachid>
    <who name="Caio Lima">ticaiolima</who>
    <bug_when>2020-05-05 07:41:01 -0700</bug_when>
    <thetext>Comment on attachment 398502
Patch

LGTM. I&apos;m wondering if we want to static assert that `maxLengthBits % (sizeof(Digit) * bitsPerByte) == 0`. IIUC, if this is not true, we will have `maxLengthBits` not aligned with `maxLength`.</thetext>
  </long_desc><long_desc isprivate="0" >
    <commentid>1649192</commentid>
    <comment_count>3</comment_count>
    <who name="Yusuke Suzuki">ysuzuki</who>
    <bug_when>2020-05-05 07:47:08 -0700</bug_when>
    <thetext>(In reply to Caio Lima from comment #2)
&gt; Comment on attachment 398502 [details]
&gt; Patch
&gt; 
&gt; LGTM. I&apos;m wondering if we want to static assert that `maxLengthBits %
&gt; (sizeof(Digit) * bitsPerByte) == 0`. IIUC, if this is not true, we will have
&gt; `maxLengthBits` not aligned with `maxLength`.

Sounds nice.</thetext>
  </long_desc><long_desc isprivate="0" >
    <commentid>1649193</commentid>
    <comment_count>4</comment_count>
      <attachid>398505</attachid>
    <who name="Yusuke Suzuki">ysuzuki</who>
    <bug_when>2020-05-05 07:49:18 -0700</bug_when>
    <thetext>Created attachment 398505
Patch</thetext>
  </long_desc><long_desc isprivate="0" >
    <commentid>1649202</commentid>
    <comment_count>5</comment_count>
      <attachid>398505</attachid>
    <who name="Mark Lam">mark.lam</who>
    <bug_when>2020-05-05 08:24:10 -0700</bug_when>
    <thetext>Comment on attachment 398505
Patch

r=me</thetext>
  </long_desc><long_desc isprivate="0" >
    <commentid>1649203</commentid>
    <comment_count>6</comment_count>
      <attachid>398505</attachid>
    <who name="Mark Lam">mark.lam</who>
    <bug_when>2020-05-05 08:24:46 -0700</bug_when>
    <thetext>Comment on attachment 398505
Patch

Undoing can+ for now to let EWS run.</thetext>
  </long_desc><long_desc isprivate="0" >
    <commentid>1649204</commentid>
    <comment_count>7</comment_count>
    <who name="Mark Lam">mark.lam</who>
    <bug_when>2020-05-05 08:25:26 -0700</bug_when>
    <thetext>(In reply to Mark Lam from comment #6)
&gt; Comment on attachment 398505 [details]
&gt; Patch
&gt; 
&gt; Undoing can+ for now to let EWS run.

Ah autocorrect: /can+/cq+/</thetext>
  </long_desc><long_desc isprivate="0" >
    <commentid>1649216</commentid>
    <comment_count>8</comment_count>
      <attachid>398505</attachid>
    <who name="Yusuke Suzuki">ysuzuki</who>
    <bug_when>2020-05-05 09:00:29 -0700</bug_when>
    <thetext>Comment on attachment 398505
Patch

EWS gets green, landing</thetext>
  </long_desc><long_desc isprivate="0" >
    <commentid>1649230</commentid>
    <comment_count>9</comment_count>
    <who name="EWS">ews-feeder</who>
    <bug_when>2020-05-05 09:24:05 -0700</bug_when>
    <thetext>Committed r261174: &lt;https://trac.webkit.org/changeset/261174&gt;

All reviewed patches have been landed. Closing bug and clearing flags on attachment 398505.</thetext>
  </long_desc><long_desc isprivate="0" >
    <commentid>1649231</commentid>
    <comment_count>10</comment_count>
    <who name="Radar WebKit Bug Importer">webkit-bug-importer</who>
    <bug_when>2020-05-05 09:25:18 -0700</bug_when>
    <thetext>&lt;rdar://problem/62890572&gt;</thetext>
  </long_desc>
      
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            <date>2020-05-05 07:33:15 -0700</date>
            <delta_ts>2020-05-05 07:49:17 -0700</delta_ts>
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