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/*

Copyright David Abrahams 2003-2004

Copyright Aleksey Gurtovoy 2003-2004

Distributed under the Boost Software License, Version 1.0.

(See accompanying file LICENSE_1_0.txt or copy at

http://www.boost.org/LICENSE_1_0.txt)

This file was automatically extracted from the source of

"C++ Template Metaprogramming", by David Abrahams and

Aleksey Gurtovoy.

It was built successfully with GCC 3.4.2 on Windows using

the following command:

g++ -I..\..\boost_1_32_0 -c -o%TEMP%\metaprogram-chapter10-example6.o example6.cpp

*/

#include <cstdio>

int yym = 0;

int const yylen[] = { 3 };

int const yyvsp[] = { 3 };

int const yyn = 8;

int yyval = 0;

void f(int& yyssp) {

// ...

yym = yylen[yyn];

yyval = yyvsp[1-yym];

switch (yyn)

{

case 1:

{ std::printf("= %d\n", yyvsp[0]); std::fflush(stdout); }

break;

case 8:

{ yyval = yyvsp[-2] * yyvsp[0]; }

break;

case 9:

{ yyval = yyvsp[-2] / yyvsp[0]; }

break;

case 11:

{ yyval = yyvsp[-2] + yyvsp[0]; }

break;

case 12:

{ yyval = yyvsp[-2] - yyvsp[0]; }

break;

}

yyssp -= yym;

// ...

}