<table border="1" cellspacing="0" cellpadding="8">
    <tr>
        <th>Issue</th>
        <td>
            <a href=https://github.com/llvm/llvm-project/issues/60867>60867</a>
        </td>
    </tr>

    <tr>
        <th>Summary</th>
        <td>
            Does for-stmt that iterate basicblocks has an order?
        </td>
    </tr>

    <tr>
      <th>Labels</th>
      <td>
            new issue
      </td>
    </tr>

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

    <tr>
      <th>Reporter</th>
      <td>
          ash1852
      </td>
    </tr>
</table>

<pre>
    Hi, im wandering if traversal order of basic block in "for(auto& bb : module)" have some rule or arbitrary？Thank you very much!
</pre>
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