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    <head>
      <base href="https://llvm.org/bugs/" />
    </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 --- - MC misassembles data in .eh_frame with big endian aarch64"
   href="https://llvm.org/bugs/show_bug.cgi?id=23020">23020</a>
          </td>
        </tr>

        <tr>
          <th>Summary</th>
          <td>MC misassembles data in .eh_frame with big endian aarch64
          </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>Linux
          </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>MC
          </td>
        </tr>

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

        <tr>
          <th>Reporter</th>
          <td>rafael.espindola@gmail.com
          </td>
        </tr>

        <tr>
          <th>CC</th>
          <td>llvmbugs@cs.uiuc.edu, renato.golin@linaro.org
          </td>
        </tr>

        <tr>
          <th>Classification</th>
          <td>Unclassified
          </td>
        </tr></table>
      <p>
        <div>
        <pre>given
-----------------------------
        .section .eh_frame
d:
        .section foo
        .long d - e + 4

        .section .eh_frame
e:
--------------------------------

"llvm-mc -triple=aarch64_be-linux-gnu" produces a foo section with

Hex dump of section 'foo':
  0x00000000 00000004 

but gas compiled for the same triple produces

Hex dump of section 'foo':
  0x00000000 04000000

The error is that we flip any fixup that touches the .eh_frame section. The
code handling the .cfi_* directives should instead be marking which fixup need
this.</pre>
        </div>
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