<table border="1" cellspacing="0" cellpadding="8">
    <tr>
        <th>Issue</th>
        <td>
            <a href=https://github.com/llvm/llvm-project/issues/56131>56131</a>
        </td>
    </tr>

    <tr>
        <th>Summary</th>
        <td>
            Segfault, bisected to cc65f3e "[GlobalOpt] Preserve CFG analyses"
        </td>
    </tr>

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

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

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

<pre>
    [testcase.tar.gz](https://github.com/llvm/llvm-project/files/8942545/testcase.tar.gz)

opt -mtriple=s390x-linux-gnu -march=z14 ./tc_segv.ll -O3 -o out.opt.ll


</pre>
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