@Override
			public void modifyPrivate(ProgramDB program) {
				Listing listing = program.getListing();
				ReferenceManager refMgr = program.getReferenceManager();
				refMgr.addMemoryReference(addr(program, "0x01002f49"),
					addr(program, "0x01002f5d"), RefType.READ, SourceType.USER_DEFINED, -1);
				refMgr.addMemoryReference(addr(program, "0x1002f5d"),
					addr(program, "0x1002517"), RefType.READ, SourceType.USER_DEFINED, 1);
				listing.getInstructionAt(addr(program, "0x01003059")).setFallThrough(null);
			}
Tests Merge with Fallthrough conflict.
1) Fallthrough conflict for 1002f5d(latest) vs 1002f5d(my)
2) Mem(latest) vs Fallthrough(my) ref for 1002f55
Choose my for 1.
Automerge my from 2 due to latest rejected in 1.
@throws Exception
Ghidra/Features/Base/src/test.slow/java/ghidra/app/merge/listing/ReferenceMergerTest.java