1 // Boost.Function library
2 
3 //  Copyright Douglas Gregor 2001-2003. Use, modification and
4 //  distribution is subject to the Boost Software License, Version
5 //  1.0. (See accompanying file LICENSE_1_0.txt or copy at
6 //  http://www.boost.org/LICENSE_1_0.txt)
7 
8 // For more information, see http://www.boost.org
9 
10 #include <boost/function.hpp>
11 #include <boost/core/lightweight_test.hpp>
12 #include <stdexcept>
13 #include <new>
14 
15 struct stateless_integer_add {
operator ()stateless_integer_add16   int operator()(int x, int y) const { return x+y; }
17 
operator newstateless_integer_add18   void* operator new(std::size_t n)
19   {
20     BOOST_ERROR( "stateless_integer_add incorrectly allocated" );
21     return ::operator new( n );
22   }
23 
operator newstateless_integer_add24   void* operator new(std::size_t, void* p)
25   {
26     return p;
27   }
28 
operator deletestateless_integer_add29   void operator delete(void* p) throw()
30   {
31     BOOST_ERROR( "stateless_integer_add incorrectly deallocated" );
32     return ::operator delete( p );
33   }
34 };
35 
main()36 int main()
37 {
38   boost::function2<int, int, int> f;
39   f = stateless_integer_add();
40 
41   return boost::report_errors();
42 }
43