anchor.diff:  
   pr_CString returns [String string]:
   (	a = (STRING1 | STRING7 | STRING9 | STRING11)
  -		{	
  +		{
   			$string = $a.text;
   		}
   |	macro2 = pr_MacroCString			{	$string = "\"" + $macro2.string + "\"";	}
  
positive.code: 
  pr_ObjIdComponent:
  (	pr_Number
  |	pr_Identifier LPAREN9 pr_Number RPAREN9	
  )
  ;
  
  
negative.code: 		}
  		return value;
  	}
  
  	/**
  	 * Gets the macro value string of a macro (with type)
  	 * @param aMacroToken the macro token
  