protected AddressSetView getCodeUnitAddressSet(Address addr) {
		return getCodeUnitAddressSet(new AddressSet(addr, addr));
	}
Return an address set that contains all addresses that make up the code
units containing the indicated address in the LATEST, MY, and ORIGINAL programs.
@param addr the address
@return the code unit address set
Ghidra/Features/Base/src/main/java/ghidra/app/merge/listing/AbstractListingMerger.java