<table border="1" cellspacing="0" cellpadding="8">
    <tr>
        <th>Issue</th>
        <td>
            <a href=https://github.com/llvm/llvm-project/issues/54356>54356</a>
        </td>
    </tr>

    <tr>
        <th>Summary</th>
        <td>
            [libc++] `std::fpclassify()` on non-floats that are convertible to float is an error?
        </td>
    </tr>

    <tr>
      <th>Labels</th>
      <td>
            libc++
      </td>
    </tr>

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

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

<pre>
    I don't know if this is a bug, but it's an inconsistency with libstdc++:
https://godbolt.org/z/dKGxhndEj
</pre>
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