<table border="1" cellspacing="0" cellpadding="8">
    <tr>
        <th>Issue</th>
        <td>
            <a href=https://github.com/llvm/llvm-project/issues/61545>61545</a>
        </td>
    </tr>

    <tr>
        <th>Summary</th>
        <td>
            [[clang::nomerge]] attribute does not work.
        </td>
    </tr>

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

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

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

<pre>
    Filed by @zygoloid at https://reviews.llvm.org/D146164#4200414.
Example: https://godbolt.org/z/d43M83oax

The attribute is attached to the call site at IR. It's likely got detached at MIR. 
</pre>
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