/guava/guava-gwt/src-super/com/google/common/collect/super/com/google/common/collect/ImmutableSortedSet.java
return tailSet( fromElement) ;checkNotNull( element) ;
checkNotNull ( element ) ;
if (!elements.hasNext()) { return emptySet(comparator); } SortedSet<E> delegate = new TreeSet<E>(comparator); while (elements.hasNext()) { E element = elements.next(); <extra_id_0> delegate.add(element); } return new RegularImmutableSortedSet<E>(delegate, false); } private static boolean hasSameComparator(Iterable<?> elements, Comparator<?> comparator) { if (elements instanceof SortedSet) {