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https://svn.boost.org/svn/boost/branches/unordered/trunk ........ r43840 | danieljames | 2008-03-24 17:25:07 +0000 (Mon, 24 Mar 2008) | 1 line Fix a g++ warning. ........ r43844 | danieljames | 2008-03-24 17:56:28 +0000 (Mon, 24 Mar 2008) | 1 line It's a new-ish year. ........ r43885 | danieljames | 2008-03-27 20:36:10 +0000 (Thu, 27 Mar 2008) | 1 line The release script doesn't need to copy images and css - because that's now done in the jamfiles. Also tweak the shell script a tad bit. ........ r43890 | danieljames | 2008-03-27 23:01:40 +0000 (Thu, 27 Mar 2008) | 1 line Starting to add a docbook bibliography. ........ r43894 | danieljames | 2008-03-27 23:24:18 +0000 (Thu, 27 Mar 2008) | 1 line Redeclare 'data' in iterator_base to help compilers which have trouble with accessing the nested typedef. ........ [SVN r43895]
44 lines
1.1 KiB
C++
44 lines
1.1 KiB
C++
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// Copyright 2006-2008 Daniel James.
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// Distributed under the Boost Software License, Version 1.0. (See accompanying
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// file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
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#include <boost/unordered_set.hpp>
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#include <boost/functional/hash.hpp>
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#include <boost/detail/lightweight_test.hpp>
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//[point_example2
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struct point {
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int x;
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int y;
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};
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bool operator==(point const& p1, point const& p2)
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{
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return p1.x == p2.x && p1.y == p2.y;
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}
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std::size_t hash_value(point const& p) {
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std::size_t seed = 0;
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boost::hash_combine(seed, p.x);
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boost::hash_combine(seed, p.y);
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return seed;
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}
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// Now the default function objects work.
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boost::unordered_multiset<point> points;
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//]
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int main() {
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point x[] = {{1,2}, {3,4}, {1,5}, {1,2}};
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for(int i = 0; i < sizeof(x) / sizeof(point); ++i)
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points.insert(x[i]);
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BOOST_TEST(points.count(x[0]) == 2);
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BOOST_TEST(points.count(x[1]) == 1);
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point y = {10, 2};
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BOOST_TEST(points.count(y) == 0);
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return boost::report_errors();
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}
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