public BetterCFGBuilder2(MethodGen methodGen) {
public BetterCFGBuilder2(@NonNull MethodGen methodGen) {
	public BetterCFGBuilder2(MethodGen methodGen) {		this.methodGen = methodGen;		this.cpg = methodGen.getConstantPool();		this.exceptionHandlerMap = new ExceptionHandlerMap(methodGen);		this.usedInstructionSet = new BitSet();		this.jsrSubroutineMap = new IdentityHashMap<InstructionHandle, Subroutine>();		this.subroutineWorkList = new LinkedList<Subroutine>();	}