<table border="1" cellspacing="0" cellpadding="8">
    <tr>
        <th>Issue</th>
        <td>
            <a href=https://github.com/llvm/llvm-project/issues/63027>63027</a>
        </td>
    </tr>

    <tr>
        <th>Summary</th>
        <td>
            clangtk crashes at ::FPS::processBasicBlock
        </td>
    </tr>

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

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

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

<pre>
    When compiling below code with clangtk, clangtk reports a crash:
```
void foo (long double a)
{
  asm("# %0" : "+f"(a));
}
```

This behavior can be verified from this link https://gcc.godbolt.org/z/YWv3a4f53.
</pre>
<img width="1px" height="1px" alt="" src="http://email.email.llvm.org/o/eJxsUc3K2zAQfJr1ZfmMsrIT-6BD3OBzoYWPHvVnW41sBUlOaJ--2EkolILQjsSOZjUjU3LjYq2AuoP6Usg1TyGKh7Mxh6VQwfwSn5NdUIf55rxbRlTWhwfqYCw-XJ5Qe7mM-Qr05Q0x2luIOaFEHWWagJ-BXYCd4cheaz_egzM4hIBAjQ_LiCasyluUQO2LcOqeAFGmGagBIiCOQDUDIgR-xv2qG_bS7FRqgXfvBy7_lX7u3yeXUNlJ3l2IqOWCyuLdRjc4a3CIYca8tXi3XHHK-Za2r1AP1I9al2MwKvhchjgC9b-B-h-fdy6roeZlYQQ3LW9lYcXh2NQ11axhxSR4w5StmsHoo9WqMZJUNRBvD1U1KKqPhRPEiLOaH1hLVcXKU2344cA5k8q0TX2CitlZOl96f5838cKltFpx5IxOhZfK-vTOM4qt6UOtY4KKeZdy-kvLLnsr3qHtUdmEMm-2Aj_3X789wS0GbVPqZHK680FfizV68Y8fLk-rKnWYgfpN4VU-bjH8tDoD9fuUCajfB_0TAAD__4LSvzs">