@Override
			public void modifyPrivate(ProgramDB program) {
				Listing listing = program.getListing();
				listing.setComment(addr(program, "0x1002040"), CommentType.PRE, null);
				disassemble(program,
					new AddressSet(addr(program, "0x100203e"), addr(program, "0x1002043")), false);
			}
Test the merge of the versioned program's listing.
Ghidra/Features/Base/src/test.slow/java/ghidra/app/merge/listing/CommentMergeManager2Test.java