if (isRegisterLoad()) potentiallyDeadStores.clear(getRegisterOperand());  else if (isRegisterStore()) { if (potentiallyDeadStores.get(getRegisterOperand())){  if (fallthroughDistance < 8) priority = HIGH_PRIORITY; } else potentiallyDeadStores.set(getRegisterOperand()); }
         public void sawOpcode(int seen) {		if (reachable && switchHdlr.isOnSwitchOffset(this)) {			if (!hasFallThruComment(lastPC + 1, getPC() - 1)) {				SourceLineAnnotation sourceLineAnnotation =					SourceLineAnnotation.fromVisitedInstructionRange(getClassContext(), this, lastPC, getPC());				if (sourceLineAnnotation != null)					found.add(sourceLineAnnotation);			}					}				switch (seen) {			case TABLESWITCH:			case LOOKUPSWITCH:				reachable = false;				switchHdlr.enterSwitch(this);				break;					case ATHROW:			case RETURN:			case ARETURN:			case IRETURN:			case LRETURN:			case DRETURN:			case FRETURN:			case GOTO_W:			case GOTO:				reachable = false;				break;							case INVOKESTATIC:				reachable = !("exit".equals(getNameConstantOperand()) && "java/lang/System".equals(getClassConstantOperand()));				break;						default:				reachable = true;		}				lastPC = getPC();	}