@Override
	public int hashCode() {
		int result = 0;
		for (AssemblyParseStateItem item : kernel) {
			result *= 31;
			result += item.hashCode();
		}
		return result;
	}
Get the closure of this item, caching the result

@return the closure
Ghidra/Framework/SoftwareModeling/src/main/java/ghidra/app/plugin/assembler/sleigh/parse/AssemblyParseState.java