<table border="1" cellspacing="0" cellpadding="8">
    <tr>
        <th>Issue</th>
        <td>
            <a href=https://github.com/llvm/llvm-project/issues/68283>68283</a>
        </td>
    </tr>

    <tr>
        <th>Summary</th>
        <td>
            [llvm] doc outdated (references on LiveRegUnits::StepForward)
        </td>
    </tr>

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

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

    <tr>
      <th>Reporter</th>
      <td>
          Nic30
      </td>
    </tr>
</table>

<pre>
    Hello,

https://github.com/llvm/llvm-project/blob/main/llvm/lib/CodeGen/IfConversion.cpp#L1473
The doc refers to `LiveRegUnits::StepForward` but there is no such a thing.
It should probably be `LivePhysRegs::stepForward`.
</pre>
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