public boolean isMerged() {
		return false;
	}
If this returns true, it indicates this model is an artificial merge of other models.
A merged model can be used as part of the analysis process when attempting to distinguish
between different possible models for an unknown function.
@return true if this model is an artificial merge of other models
Ghidra/Framework/SoftwareModeling/src/main/java/ghidra/program/model/lang/PrototypeModel.java