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    <head>
      <base href="https://bugs.llvm.org/">
    </head>
    <body><table border="1" cellspacing="0" cellpadding="8">
        <tr>
          <th>Bug ID</th>
          <td><a class="bz_bug_link 
          bz_status_NEW "
   title="NEW - PHI node has multiple entries for the same basic block with different incoming values!"
   href="https://bugs.llvm.org/show_bug.cgi?id=37203">37203</a>
          </td>
        </tr>

        <tr>
          <th>Summary</th>
          <td>PHI node has multiple entries for the same basic block with different incoming values!
          </td>
        </tr>

        <tr>
          <th>Product</th>
          <td>new-bugs
          </td>
        </tr>

        <tr>
          <th>Version</th>
          <td>unspecified
          </td>
        </tr>

        <tr>
          <th>Hardware</th>
          <td>PC
          </td>
        </tr>

        <tr>
          <th>OS</th>
          <td>Linux
          </td>
        </tr>

        <tr>
          <th>Status</th>
          <td>NEW
          </td>
        </tr>

        <tr>
          <th>Severity</th>
          <td>enhancement
          </td>
        </tr>

        <tr>
          <th>Priority</th>
          <td>P
          </td>
        </tr>

        <tr>
          <th>Component</th>
          <td>new bugs
          </td>
        </tr>

        <tr>
          <th>Assignee</th>
          <td>unassignedbugs@nondot.org
          </td>
        </tr>

        <tr>
          <th>Reporter</th>
          <td>mikael.holmen@ericsson.com
          </td>
        </tr>

        <tr>
          <th>CC</th>
          <td>llvm-bugs@lists.llvm.org
          </td>
        </tr></table>
      <p>
        <div>
        <pre>Created <span class=""><a href="attachment.cgi?id=20209" name="attach_20209" title="reproducer">attachment 20209</a> <a href="attachment.cgi?id=20209&action=edit" title="reproducer">[details]</a></span>
reproducer

Reproduce with:
 opt -S -sroa tr15912.ll -o -</pre>

which gives

 PHI node has multiple entries for the same basic block with different incoming
values!
   %g.0.sroa.speculated = phi i16 [ %g.0.sroa.speculate.load.cleanup, %cleanup
], [ %g.0.sroa.speculate.load.cleanup1, %cleanup ], [ undef, %if.else ]
 label %cleanup
   %g.0.sroa.speculate.load.cleanup1 = load i16, i16* @a, align 1
   %g.0.sroa.speculate.load.cleanup = load i16, i16* @a, align 1
 LLVM ERROR: Broken function found, compilation aborted!</pre>
        </div>
      </p>


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