private static CppCompositeType createDD2d_struct(DataTypeManager dtm,
			CppCompositeType DD2a_struct, CppCompositeType DD2b_struct) throws PdbException {
		String name = "DD2d";
		CppCompositeType struct = createStruct(dtm, name, 12);
		struct.addDirectBaseClass(DD2a_struct.getComposite(), DD2a_struct, publicDirectAttributes,
			0);
		struct.addDirectBaseClass(DD2b_struct.getComposite(), DD2b_struct, publicDirectAttributes,
			4);
		struct.addMember("dd2di", intT, false, publicDirectAttributes, 8, null);
		return struct;
	}
Class to create the egray8 32-bit program and mock PDB.
<p>
This class implementation is not complete... many more classes' expected results need
codified
Ghidra/Features/PDB/src/test/java/ghidra/app/util/pdb/Egray832ProgramCreator.java