void term(out Compiler.IfExpression e)
{
string op; IfExpression e2; e=null;
factor(out e);
while (la.kind == 8 || la.kind == 9) {
multiply(out op);
factor(out e2);
e = new BinaryExpression(e, op, e2);
}
}
void expression(out Compiler.IfExpression e)
{
e=null; string op; IfExpression e2;
if (la.kind == 6) {
Get();
term(out e2);
e = new UnaryExpression ("-", e2 );
} else if (StartOf(5)) {
term(out e);
} else SynErr(58);
while (la.kind == 6 || la.kind == 7) {
addition(out op);
term(out e2);
e = new BinaryExpression(e, op, e2);
}
}
