public boolean hasNext() {
		for (int i = 0; i < iter.length; i++) {
			if ((cu[i] != null) || iter[i].hasNext()) {
				return true;
			}
		}
		return false;
	}
Determines whether or not any of the iterators have a
 next code unit.
@return true if the next code unit can be obtained from any of
the code unit iterators.
Ghidra/Features/Base/src/main/java/ghidra/program/util/MultiCodeUnitIterator.java