<table border="1" cellspacing="0" cellpadding="8">
    <tr>
        <th>Issue</th>
        <td>
            <a href=https://github.com/llvm/llvm-project/issues/64230>64230</a>
        </td>
    </tr>

    <tr>
        <th>Summary</th>
        <td>
            Merge 065da3574b4fe9d4ee6283de2c82b8ce1c08af08 into 17.0.X
        </td>
    </tr>

    <tr>
      <th>Labels</th>
      <td>
      </td>
    </tr>

    <tr>
      <th>Assignees</th>
      <td>
      </td>
    </tr>

    <tr>
      <th>Reporter</th>
      <td>
          brad0
      </td>
    </tr>
</table>

<pre>
    clang driver throws error for -mabi=elfv2 or elfv2

After clang release/16.x there is a regression that -mabi=elfv1
or -mabi=elfv2 are being unused and throws warning. But clang-trunk
throws error for -mabi=elfv2 or elfv1. Intent of this patch to accept
elfv1 or elfv2 for -mabi.
</pre>
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