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- // (C) Copyright John Maddock 2017.
- // Use, modification and distribution are 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)
- // See http://www.boost.org/libs/config for most recent version.
- // MACRO: BOOST_NO_CXX98_FUNCTION_BASE
- // TITLE: std::unary_function and std::binary_function
- // DESCRIPTION: The std lib has unary_function and binary_function.
- #include <functional>
- namespace boost_no_cxx98_function_base{
- struct A : public std::unary_function<int, int>{};
- struct B : public std::binary_function<int, int, int>{};
- int test()
- {
- A a;
- B b;
- (void)a;
- (void)b;
- return static_cast<B::result_type>(0);
- }
- }
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