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    <body><span class="vcard"><a class="email" href="mailto:rnk@google.com" title="Reid Kleckner <rnk@google.com>"> <span class="fn">Reid Kleckner</span></a>
</span> changed
              <a class="bz_bug_link 
          bz_status_RESOLVED  bz_closed"
   title="RESOLVED FIXED - LSR should emit expressions in proper order for CSE to happen"
   href="http://llvm.org/bugs/show_bug.cgi?id=864">bug 864</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;">CC</td>
           <td>
                
           </td>
           <td>rnk@google.com
           </td>
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         <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 - LSR should emit expressions in proper order for CSE to happen"
   href="http://llvm.org/bugs/show_bug.cgi?id=864#c1">Comment # 1</a>
              on <a class="bz_bug_link 
          bz_status_RESOLVED  bz_closed"
   title="RESOLVED FIXED - LSR should emit expressions in proper order for CSE to happen"
   href="http://llvm.org/bugs/show_bug.cgi?id=864">bug 864</a>
              from <span class="vcard"><a class="email" href="mailto:rnk@google.com" title="Reid Kleckner <rnk@google.com>"> <span class="fn">Reid Kleckner</span></a>
</span></b>
        <pre>We appear to get this right at -O2:

$ clang --target=x86_64-linux -O2 t.c -S -o - -emit-llvm | grep %0
  %0 = load i32* %P3, align 4, !tbaa !1
  %add = add nsw i32 %0, %mul

%0 is the source variable 't', and we only have one add.</pre>
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