<table border="1" cellspacing="0" cellpadding="8">
    <tr>
        <th>Issue</th>
        <td>
            <a href=https://github.com/llvm/llvm-project/issues/108423>108423</a>
        </td>
    </tr>

    <tr>
        <th>Summary</th>
        <td>
            [clang-tidy][request] Flag unused named template arguments
        </td>
    </tr>

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

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

    <tr>
      <th>Reporter</th>
      <td>
          chrchr-github
      </td>
    </tr>
</table>

<pre>
    ~~~c++
template<typename T, int N>
bool f(int i) { return i < N; } // T is unused

int main() {
    return f<int, 7>(1);
}
~~~
There could also be a warning for unnamed arguments, demanding a comment similar to function parameters:
`template<typename /*unused*/>`
</pre>
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