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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>180691</bug_id>
          
          <creation_ts>2017-12-11 23:39:18 -0800</creation_ts>
          <short_desc>Symbol not found: __ZN3WTF8LockBase10unlockSlowEv</short_desc>
          <delta_ts>2017-12-12 12:33:13 -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>RESOLVED</bug_status>
          <resolution>FIXED</resolution>
          
          <see_also>https://bugs.webkit.org/show_bug.cgi?id=180495</see_also>
          <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="Devin Rousso">hi</reporter>
          <assigned_to name="Nobody">webkit-unassigned</assigned_to>
          <cc>benjamin</cc>
    
    <cc>cdumez</cc>
    
    <cc>cmarcelo</cc>
    
    <cc>dbates</cc>
    
    <cc>ews-watchlist</cc>
    
    <cc>joepeck</cc>
    
    <cc>mitz</cc>
    
    <cc>webkit-bug-importer</cc>
    
    <cc>ysuzuki</cc>
          

      

      

      

          <comment_sort_order>oldest_to_newest</comment_sort_order>  
          <long_desc isprivate="0" >
    <commentid>1380592</commentid>
    <comment_count>0</comment_count>
    <who name="Devin Rousso">hi</who>
    <bug_when>2017-12-11 23:39:18 -0800</bug_when>
    <thetext>I just tried running my local build via `Tools/Scripts/run-safari --release` and got this error:

Starting SafariForWebKitDevelopment with DYLD_FRAMEWORK_PATH set to point to built WebKit in WebKitBuild/Release.
dyld: Symbol not found: __ZN3WTF8LockBase10unlockSlowEv
  Referenced from: /System/Library/PrivateFrameworks/Safari.framework/Versions/A/Safari
  Expected in: WebKitBuild/Release/JavaScriptCore.framework/Versions/A/JavaScriptCore
 in /System/Library/PrivateFrameworks/Safari.framework/Versions/A/Safari

I&apos;m guessing that this is related to &lt;https://webkit.org/b/180495&gt;, as it removed LockBase.

* Info:
ProductName:	Mac OS X
ProductVersion:	10.13.2
BuildVersion:	17C88</thetext>
  </long_desc><long_desc isprivate="0" >
    <commentid>1380593</commentid>
    <comment_count>1</comment_count>
    <who name="Joseph Pecoraro">joepeck</who>
    <bug_when>2017-12-12 00:00:55 -0800</bug_when>
    <thetext>Looks like system macOS 10.13.2 Safari needs this symbol:

    $ c++filt __ZN3WTF8LockBase10unlockSlowEv
    WTF::LockBase::unlockSlow()

Typically we add back something like this into:
WTF/wtf/mac/DeprecatedSymbolsUsedBySafari.mm

I don&apos;t know the full list of symbols we need to add back. Probably a few of these, which just moved from WTF::LockBase to WTF::Lock.

    WTF_EXPORT_PRIVATE void lockSlow();
    WTF_EXPORT_PRIVATE void unlockSlow();
    WTF_EXPORT_PRIVATE void unlockFairlySlow();
    WTF_EXPORT_PRIVATE void safepointSlow();</thetext>
  </long_desc><long_desc isprivate="0" >
    <commentid>1380598</commentid>
    <comment_count>2</comment_count>
      <attachid>329096</attachid>
    <who name="Joseph Pecoraro">joepeck</who>
    <bug_when>2017-12-12 00:35:43 -0800</bug_when>
    <thetext>Created attachment 329096
[PATCH] Proposed Fix</thetext>
  </long_desc><long_desc isprivate="0" >
    <commentid>1380599</commentid>
    <comment_count>3</comment_count>
      <attachid>329096</attachid>
    <who name="Joseph Pecoraro">joepeck</who>
    <bug_when>2017-12-12 00:37:47 -0800</bug_when>
    <thetext>Comment on attachment 329096
[PATCH] Proposed Fix

View in context: https://bugs.webkit.org/attachment.cgi?id=329096&amp;action=review

&gt; Source/WTF/wtf/mac/DeprecatedSymbolsUsedBySafari.mm:132
&gt; +#if PLATFORM(MAC)

Not sure if it is worth adding a restriction here, such as:

    &amp;&amp; __MAC_OS_X_VERSION_MIN_REQUIRED &lt; 101340

But reviewers let me know if you think that would be worth doing.</thetext>
  </long_desc><long_desc isprivate="0" >
    <commentid>1380609</commentid>
    <comment_count>4</comment_count>
      <attachid>329096</attachid>
    <who name="Yusuke Suzuki">ysuzuki</who>
    <bug_when>2017-12-12 02:24:38 -0800</bug_when>
    <thetext>Comment on attachment 329096
[PATCH] Proposed Fix

View in context: https://bugs.webkit.org/attachment.cgi?id=329096&amp;action=review

&gt;&gt; Source/WTF/wtf/mac/DeprecatedSymbolsUsedBySafari.mm:132
&gt;&gt; +#if PLATFORM(MAC)
&gt; 
&gt; Not sure if it is worth adding a restriction here, such as:
&gt; 
&gt;     &amp;&amp; __MAC_OS_X_VERSION_MIN_REQUIRED &lt; 101340
&gt; 
&gt; But reviewers let me know if you think that would be worth doing.

I think this restriction is useful since it can be a marker for dropping this in the future.
Adding `FIXME` comment is also nice.</thetext>
  </long_desc><long_desc isprivate="0" >
    <commentid>1380739</commentid>
    <comment_count>5</comment_count>
    <who name="Joseph Pecoraro">joepeck</who>
    <bug_when>2017-12-12 11:19:50 -0800</bug_when>
    <thetext>&lt;https://trac.webkit.org/r225792&gt;</thetext>
  </long_desc><long_desc isprivate="0" >
    <commentid>1380774</commentid>
    <comment_count>6</comment_count>
    <who name="Radar WebKit Bug Importer">webkit-bug-importer</who>
    <bug_when>2017-12-12 12:33:13 -0800</bug_when>
    <thetext>&lt;rdar://problem/36001432&gt;</thetext>
  </long_desc>
      
          <attachment
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            <attachid>329096</attachid>
            <date>2017-12-12 00:35:43 -0800</date>
            <delta_ts>2017-12-12 11:19:56 -0800</delta_ts>
            <desc>[PATCH] Proposed Fix</desc>
            <filename>safari-1.patch</filename>
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            <size>1458</size>
            <attacher name="Joseph Pecoraro">joepeck</attacher>
            
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    </bug>

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