<table border="1" cellspacing="0" cellpadding="8">
    <tr>
        <th>Issue</th>
        <td>
            <a href=https://github.com/llvm/llvm-project/issues/57287>57287</a>
        </td>
    </tr>

    <tr>
        <th>Summary</th>
        <td>
            Handling  of #if associated with extern "C" appears broken
        </td>
    </tr>

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

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

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

<pre>
    
</pre>
<img width="1px" height="1px" alt="" src="http://email.email.llvm.org/o/eJxFUNFOxSAM_ZrxQlxYuWzjgQevxvjuFwDrNpQ7FmBe_XvrEmPSpm1Oes5p0XR930HXD51gk5GTltqyGmpE82q3KYZt4TzNvAEZZm5LST7YihO_h7py_KqYNwLhiZLbfUebC3c5feDGjhzNWuteGvnYwAvFQkuHa3260RDj51952HN6R19pDKUcWKhRA4wDW80A2vqLHnovOq1mO1-UUwrU5IcRvPIsWoexmEZdycOGd35SUN-oZxYMCAAxghSdUEK3aHtAdFI6otcjNheBNxti--ujTXlh2ZyW3LEUAmMotfyD9IGwbIinHPHbo64pm6vN-fvtRuexU92c7n8AII1uaw">