<html>
    <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 - r300404 breaks building seabios"
   href="https://bugs.llvm.org/show_bug.cgi?id=32681">32681</a>
          </td>
        </tr>

        <tr>
          <th>Summary</th>
          <td>r300404 breaks building seabios
          </td>
        </tr>

        <tr>
          <th>Product</th>
          <td>libraries
          </td>
        </tr>

        <tr>
          <th>Version</th>
          <td>trunk
          </td>
        </tr>

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

        <tr>
          <th>OS</th>
          <td>All
          </td>
        </tr>

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

        <tr>
          <th>Severity</th>
          <td>normal
          </td>
        </tr>

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

        <tr>
          <th>Component</th>
          <td>Backend: X86
          </td>
        </tr>

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

        <tr>
          <th>Reporter</th>
          <td>benny.kra@gmail.com
          </td>
        </tr>

        <tr>
          <th>CC</th>
          <td>chandlerc@gmail.com, dimitry@andric.com, djasper@google.com, llvm-bugs@lists.llvm.org
          </td>
        </tr></table>
      <p>
        <div>
        <pre>Reduced test case:

$ cat t.c
unsigned long long rdmsr(unsigned index) {
  unsigned long long ret;
  asm("rdmsr" : "=A"(ret) : "c"(index));
  return ret;
}

$ clang t.c -m16
fatal error: error in backend: Cannot select: t19: i32 = build_pair t17, t18
  t17: i16,ch,glue = CopyFromReg t16, Register:i16 %AX, t16:1</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>