public override void Jumping(int t, int f)
{
var label = t != 0 ? t : NewLabel();
Expr1.Jumping(label, 0);
Expr2.Jumping(t, f);
if (t == 0)
{
EmitLabel(label);
}
}
public override void Jumping(int t, int f)
{
Expr2.Jumping(f, t);
}