hash_no_ext_macro_1.cpp

来自「Boost provides free peer-reviewed portab」· C++ 代码 · 共 26 行

// Copyright 2006-2008 Daniel James.
// 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)

#define HASH_NAMESPACE boost
#include <boost/functional/hash.hpp>
#define BOOST_HASH_NO_EXTENSIONS
#include <boost/functional/hash.hpp>
#include <boost/detail/lightweight_test.hpp>
#include <deque>
#include <cassert>

int main()
{
    std::deque<int> x;

    x.push_back(1);
    x.push_back(2);

    HASH_NAMESPACE::hash<std::deque<int> > hasher;
    BOOST_TEST(hasher(x) == HASH_NAMESPACE::hash_value(x));

    return boost::report_errors();
}