@Override
		public int hashCode() {
			return hash;
		}
A hashtable-based <code>Map</code> implementation with <em>weak values</em>.

<P>This implementation uses two maps internally, which nearly doubles the memory requirements
over a traditional map.
Ghidra/Framework/SoftwareModeling/src/main/java/ghidra/pcodeCPort/utils/WeakHashMap2.java