/* Copyright 2020 Glen Joseph Fernandes (glenjofe@gmail.com) Distributed under the Boost Software License, Version 1.0. (http://www.boost.org/LICENSE_1_0.txt) */ #include #include #include template struct A1 { typedef T value_type; }; #if !defined(BOOST_NO_CXX11_ALLOCATOR) template struct A2 { typedef T value_type; typedef std::true_type propagate_on_container_swap; }; #endif int main() { BOOST_TEST_TRAIT_FALSE((boost:: allocator_propagate_on_container_swap >::type)); #if !defined(BOOST_NO_CXX11_ALLOCATOR) BOOST_TEST_TRAIT_TRUE((boost:: allocator_propagate_on_container_swap >::type)); #endif return boost::report_errors(); }