CompilerDef baseCompiler = new CompilerDef();
DefineSet defSet = new DefineSet();
DefineArgument define = new DefineArgument();
define.setName("foo");
define.setValue("bar");
defSet.addDefine(define);
baseCompiler.addConfiguredDefineset(defSet);
CompilerDef extendedCompiler = (CompilerDef) createExtendedProcessorDef(
baseCompiler);
String[] preArgs = getPreArguments(extendedCompiler);
// BEGINFREEHEP, passes extra option