static void setRtti3DataType(DataType rtti1Dt, Program program, DataType rtti3Dt) {

		DataTypeManager dataTypeManager = program.getDataTypeManager();
		boolean is64Bit = MSDataTypeUtils.is64Bit(program);
		Structure rtti1Struct = (Structure) DataTypeUtils.getBaseDataType(rtti1Dt);
		DataType rtti3RefDt =
			is64Bit ? new IBO32DataType(dataTypeManager) : new PointerDataType(rtti3Dt);
		rtti1Struct.replace(CLASS_HIERARCHY_POINTER_ORDINAL, rtti3RefDt, rtti3RefDt.getLength(),
			"pClassHierarchyDescriptor", "ref to ClassHierarchyDescriptor (RTTI 3) for class");
	}
Make the indicated RTTI 1 refer to the indicated RTTI 3.
@param rtti1Dt the RTTI 1 data type
@param program the program that contains the data types
@param rtti3Dt the RTTI 3 data type
Ghidra/Features/MicrosoftCodeAnalyzer/src/main/java/ghidra/app/cmd/data/rtti/Rtti1Model.java