<html>
    <head>
      <base href="https://llvm.org/bugs/" />
    </head>
    <body><span class="vcard"><a class="email" href="mailto:pdknsk@gmail.com" title="pdknsk <pdknsk@gmail.com>"> <span class="fn">pdknsk</span></a>
</span> changed
              <a class="bz_bug_link 
          bz_status_RESOLVED  bz_closed"
   title="RESOLVED FIXED - major vectorizer performance regression from 3.7.1"
   href="https://llvm.org/bugs/show_bug.cgi?id=27008">bug 27008</a>
        <br>
             <table border="1" cellspacing="0" cellpadding="8">
          <tr>
            <th>What</th>
            <th>Removed</th>
            <th>Added</th>
          </tr>

         <tr>
           <td style="text-align:right;">Status</td>
           <td>NEW
           </td>
           <td>RESOLVED
           </td>
         </tr>

         <tr>
           <td style="text-align:right;">Resolution</td>
           <td>---
           </td>
           <td>FIXED
           </td>
         </tr></table>
      <p>
        <div>
            <b><a class="bz_bug_link 
          bz_status_RESOLVED  bz_closed"
   title="RESOLVED FIXED - major vectorizer performance regression from 3.7.1"
   href="https://llvm.org/bugs/show_bug.cgi?id=27008#c1">Comment # 1</a>
              on <a class="bz_bug_link 
          bz_status_RESOLVED  bz_closed"
   title="RESOLVED FIXED - major vectorizer performance regression from 3.7.1"
   href="https://llvm.org/bugs/show_bug.cgi?id=27008">bug 27008</a>
              from <span class="vcard"><a class="email" href="mailto:pdknsk@gmail.com" title="pdknsk <pdknsk@gmail.com>"> <span class="fn">pdknsk</span></a>
</span></b>
        <pre>This appears to be fixed now, if still somewhat slower, on par with pre-3.7
releases.

clang version 3.9.0-svn264818-1~exp1 (trunk)
Target: x86_64-unknown-linux-gnu

$ clang-3.9 -march=haswell -O2 -std=c99 file.c -o file
$ ./file
1048575999 0.409

$ clang-3.6 -march=haswell -O2 -std=c99 file.c -o file
$ ./file
1048575999 0.410</pre>
        </div>
      </p>
      <hr>
      <span>You are receiving this mail because:</span>
      
      <ul>
          <li>You are on the CC list for the bug.</li>
      </ul>
    </body>
</html>