<html>
    <head>
      <base href="http://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 --- - [ARM] Integrated assembler does not support stmeqia instruction"
   href="http://llvm.org/bugs/show_bug.cgi?id=20595">20595</a>
          </td>
        </tr>

        <tr>
          <th>Summary</th>
          <td>[ARM] Integrated assembler does not support stmeqia instruction
          </td>
        </tr>

        <tr>
          <th>Product</th>
          <td>clang
          </td>
        </tr>

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

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

        <tr>
          <th>OS</th>
          <td>Windows NT
          </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>-New Bugs
          </td>
        </tr>

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

        <tr>
          <th>Reporter</th>
          <td>ismail@donmez.ws
          </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>This instruction is used for libffi's ARM assembly files. Apparently everybody
and their dog knows about this problem but instead of reporting a bug they used
-no-integrated-as.

Reproducer:

<span class="quote">> cat libffi-3.1/sysv.S</span >
stmeqia r2, {r0, r1}

<span class="quote">> arm-linux-gnueabihf-gcc -c sysv.S
> echo $?</span >
0

<span class="quote">> clang -v</span >
clang version 3.6.0 (trunk 214951)
Target: armv7a-unknown-linux-gnueabihf
[...]

<span class="quote">> arm-clang -c sysv.S</span >
sysv.S:1:1: error: invalid instruction
stmeqia r2, {r0, r1}
^</pre>
        </div>
      </p>
      <hr>
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