class Main{
	public static void main (String[] args) {
		System.out.println(new Fac1().fac(10)) ;
	}
}

class Fac { 
	//ahjgdg jhs;
	int num_aux;
	public int fac(int num) {  //scope of the variable is from Parent to the child
		int num_aux ;
		//int[] arr;
		if (9 < 8) 
			num_aux = 1;
		else
			num_aux = num ;//this.fac(num-1) ;
		return num_aux ;
	}
}

//class Fac1 {}

class Fac1 extends Fac{ 

	int num_aux;
	public int fac(int num) {
	
		int num_aux ;
		//int[] arr;
		if (num < 1) 
			num_aux = 1 ;
		else
			num_aux = num; //*this.fac(num-1) ;
		return num_aux ;
	}
}

Submitted on 26 November 2010 at 17:01

Even though the grammar says ID -> Type, "int" -> Type {prefer} and "int" -> ID {reject}, “int” is parsed as a Type here. I got a full copy of the grammar for reference. Looks like an instance of Spoofax/154. May be a duplicate of Spoofax/293.

Fixed with Spoofax/154.