static arith_t binop2(arith_t a, int op, int precedence, int noeval) { for (;;) { union yystype val; arith_t b; int op2; int token; token = yylex(); val = yylval; b = primary(token, &val, yylex(), noeval); op2 = last_token; if (op2 >= ARITH_BINOP_MIN && op2 < ARITH_BINOP_MAX && higher_prec(op2, op)) { b = binop2(b, op2, arith_prec(op), noeval); op2 = last_token; } a = noeval ? b : do_binop(op, a, b); if (op2 < ARITH_BINOP_MIN || op2 >= ARITH_BINOP_MAX || arith_prec(op2) >= precedence) return a; op = op2; } }
static arith_t binop(int token, union yystype *val, int op, int noeval) { arith_t a = primary(token, val, op, noeval); op = last_token; if (op < ARITH_BINOP_MIN || op >= ARITH_BINOP_MAX) return a; return binop2(a, op, ARITH_MAX_PREC, noeval); }