er">ICL_IMPL_SPACE</span><span class="special">::</span><span class="identifier">set</span><span class="special">&lt;</span> <span class="identifier">DomainT</span><span class="special">,</span> <span class="identifier">domain_compare</span><span class="special">,</span> <span class="identifier">Alloc</span><span class="special">&lt;</span> <span class="identifier">DomainT</span> <span class="special">&gt;</span> <span class="special">&gt;</span>                                                 <a name="boos