public int findKeyRange(List<KeyRange> keyRangeList, Address addr) {
		if (addr == null) {
			return -1;
		}
		return Collections.binarySearch(keyRangeList, addr, addressInsertionKeyRangeComparator);
	}
@see ghidra.program.database.map.AddressMap#findKeyRange(List, Address)
Ghidra/Framework/SoftwareModeling/src/main/java/ghidra/program/model/address/AddressMapImpl.java