<table border="1" cellspacing="0" cellpadding="8">
    <tr>
        <th>Issue</th>
        <td>
            <a href=https://github.com/llvm/llvm-project/issues/59220>59220</a>
        </td>
    </tr>

    <tr>
        <th>Summary</th>
        <td>
            "[UpdateTestChecks] Auto-generate stub bodies for unused prefixes" doesn't work reliably
        </td>
    </tr>

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

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

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

<pre>
    @mtrofin 

Try running the update script on the affected test in this commit and running lit on it afterwards:
https://github.com/llvm/llvm-project/commit/8a85fa68c720161ecb865eaac5761ae66c0ee8c1#commitcomment-91226555
</pre>
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