<table border="1" cellspacing="0" cellpadding="8">
    <tr>
        <th>Issue</th>
        <td>
            <a href=https://github.com/llvm/llvm-project/issues/60046>60046</a>
        </td>
    </tr>

    <tr>
        <th>Summary</th>
        <td>
            Miscompilation: Illegal instruction
        </td>
    </tr>

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

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

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

<pre>
    Code: https://gist.github.com/corwinn/726e0c7e61482f7be1494e5ec634dabe
Compile: clang++ -O0 clang_issue_a.cpp -o clang_issue_a
Compile: clang++ -march=core2 -mtune=core2 -O0  clang_issue_a.cpp -o clang_issue_a
Platform: X86_64-pc-linux-musl
March: core2
LLVM, clang, compiler-rt, libunwind, libc++, lld : 14.0.6
LLDB: -> 0x555555555da8 <+88>: ud2
No GCC.
Reproducible with: 12.0.1, and 10.0.1
Workarounds: Using -O1 -O2 -O3 -Os "resolves" the issue.
</pre>
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