teroutput"><span class="keyword">operator</span><span class="special">%=</span></code> is public or not: if <code class="computeroutput"><span class="keyword">operator</span><span class="special">%=</span></code>
            is defined as a private member of <code class="computeroutput"><span class="identifier">Lhs</span></code>
            then instantiating <code class="computeroutput"><span class="identifier">has_modulus_assign</span><span class="special">&lt;</span><span class="identifier">Lhs</span><sp