int n = 3;
void foo(){
	int k = n;
	k = k + 1;
}

void main(){
	int i = 0;
	int x = 3;
	
	$atom{
	
		if(i < 0)
			i = 1;
		else 
			i = 2;
	}
	
	$assert i == 2;
	
	$atom
		if(i > 0)
			i = 1;
		else 
			i = 2;
	
	$assert i == 1;
	
	$atom{
		i = 2;
		switch(i){
		case 1: i = 2;
		case 2: i = 3;break;
		default: i = 5;
		}
	}
	
	$assert i == 3;
	
	$atom{
		i = 0;
		for(int j = 0; j < 10; j++){
			i += j;
		}
	}
	
	$assert i == 45;
	
	$atom{
		for(int m = 0; m < 5; m++){
			$spawn foo();
		}
	}
	
	//nested atomic and non-pure-local atomic block
	$atom{
		n = 0;
		n += 1;
		$atom{
		i+=2;
		i += 3; }
		n += 9;
	}
	
	$assert n == 10;
}