private boolean hasSameId(Symbol s) {
		if (getID() == s.getID()) {
			return getProgram() == s.getProgram();
		}
		return false;
	}
@see ghidra.program.model.symbol.Symbol#setPrimary()
Ghidra/Framework/SoftwareModeling/src/main/java/ghidra/program/database/symbol/SymbolDB.java