ceph/src/boost/libs/type_index/test/testing_crossmodule_anonymous.cpp

   1 //
   2 // Copyright Antony Polukhin, 2012-2018.
   3 //
   4 // Distributed under the Boost Software License, Version 1.0. (See
   5 // accompanying file LICENSE_1_0.txt or copy at
   6 // http://www.boost.org/LICENSE_1_0.txt)
   7
   8 #include <boost/core/lightweight_test.hpp>
   9
  10 #include <boost/type_index.hpp>
  11 #include "test_lib_anonymous.hpp"
  12
  13 #include <iostream>
  14
  15 #define BOOST_CHECK_NE(x, y) BOOST_CHECK(x != y)
  16
  17 namespace {
  18     class user_defined{};
  19 }
  20
  21 void comparing_anonymous_types_between_modules()
  22 {
  23     boost::typeindex::type_index t_const_userdef = boost::typeindex::type_id_with_cvr<const user_defined>();
  24     boost::typeindex::type_index t_userdef = boost::typeindex::type_id<user_defined>();
  25
  26     // Known to fail on Clang and old versions of GCC.
  27     //BOOST_TEST_NE(t_userdef, test_lib::get_anonymous_user_defined_class());
  28     //BOOST_TEST_NE(t_const_userdef, test_lib::get_const_anonymous_user_defined_class());
  29
  30     std::cout
  31         << "t_userdef == " << t_userdef
  32         << ", test_lib::get_anonymous_user_defined_class() == " << test_lib::get_anonymous_user_defined_class()
  33         << '\n';
  34     std::cout
  35         << "t_const_userdef == " << t_const_userdef
  36         << ", test_lib::get_const_anonymous_user_defined_class() == " << test_lib::get_const_anonymous_user_defined_class()
  37         << '\n';
  38
  39     BOOST_TEST_NE(t_const_userdef, test_lib::get_anonymous_user_defined_class());
  40     BOOST_TEST_NE(t_userdef, test_lib::get_const_anonymous_user_defined_class());
  41 }
  42
  43 int main() {
  44     comparing_anonymous_types_between_modules();
  45
  46     return boost::report_errors();
  47 }
  48