@Override
		public int hashCode() {
			int result = 0;
			result += finalState;
			result *= 31;
			result += prod.hashCode();
			return result;
		}
A map key used to identify merges for Step 4 in Stephen Jackson's rant
Ghidra/Framework/SoftwareModeling/src/main/java/ghidra/app/plugin/assembler/sleigh/parse/AssemblyParser.java