libs/function/test/mem_fun_cxx98.cpp
// Function library // Copyright (C) 2001-2003 Douglas Gregor // Use, modification and distribution is subject to 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) // For more information, see http://www.boost.org/ #include <boost/function.hpp> #include <boost/detail/lightweight_test.hpp> #include <iostream> #include <functional> struct X { int foo(int); std::ostream& foo2(std::ostream&) const; }; int X::foo(int x) { return -x; } std::ostream& X::foo2(std::ostream& x) const { return x; } int main() { boost::function<int (X*, int)> f; boost::function<std::ostream& (X*, std::ostream&)> f2; f = &X::foo; f2 = &X::foo2; X x; BOOST_TEST(f(&x, 5) == -5); BOOST_TEST(f2(&x, boost::ref(std::cout)) == std::cout); return ::boost::report_errors(); }