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1 | // Boost.Function library |
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2 | |
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3 | // Copyright Douglas Gregor 2001-2003. Use, modification and |
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4 | // distribution is subject to the Boost Software License, Version |
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5 | // 1.0. (See accompanying file LICENSE_1_0.txt or copy at |
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6 | // http://www.boost.org/LICENSE_1_0.txt) |
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7 | |
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8 | // For more information, see http://www.boost.org |
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9 | |
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10 | #include <boost/test/minimal.hpp> |
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11 | #include <boost/function.hpp> |
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12 | #include <stdexcept> |
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13 | |
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14 | struct stateless_integer_add { |
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15 | int operator()(int x, int y) const { return x+y; } |
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16 | |
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17 | void* operator new(std::size_t, stateless_integer_add*) |
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18 | { |
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19 | throw std::runtime_error("Cannot allocate a stateless_integer_add"); |
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20 | } |
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21 | |
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22 | void operator delete(void*, stateless_integer_add*) throw() |
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23 | { |
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24 | } |
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25 | }; |
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26 | |
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27 | namespace boost { |
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28 | template<> |
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29 | struct is_stateless<stateless_integer_add> { |
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30 | BOOST_STATIC_CONSTANT(bool, value = true); |
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31 | }; |
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32 | } |
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33 | |
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34 | int test_main(int, char*[]) |
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35 | { |
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36 | boost::function2<int, int, int> f; |
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37 | f = stateless_integer_add(); |
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38 | |
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39 | return 0; |
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40 | } |
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