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// Copyright Ruslan Arutyunyan, 2019-2021.
// Copyright Antony Polukhin, 2021-2023.
//
// Distributed under 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)
#include <boost/any/basic_any.hpp>
#include <boost/core/lightweight_test.hpp>
#include <cassert>
static int move_ctors_count = 0;
static int destructors_count = 0;
struct A {
char a[24];
A() {}
A(const A&) {}
#ifndef BOOST_NO_CXX11_RVALUE_REFERENCES
A(A&&) BOOST_NOEXCEPT {
++move_ctors_count;
}
#endif
~A() {
++destructors_count;
}
};
#ifndef BOOST_NO_CXX11_RVALUE_REFERENCES
template <class T>
T&& portable_move(T& value) {
return std::move(value);
}
#else
template <class T>
T& portable_move(T& value) {
return value;
}
#endif
int main() {
#if !defined(__GNUC__) || __GNUC__ > 4
{
A a;
boost::anys::basic_any<24, 8> any1(a);
boost::anys::basic_any<24, 8> any2(portable_move(any1));
boost::anys::basic_any<24, 8> any3(portable_move(any2));
#if !defined(BOOST_NO_CXX11_RVALUE_REFERENCES) && !defined(BOOST_NO_CXX11_NOEXCEPT)
BOOST_TEST_EQ(move_ctors_count, 2);
#else
BOOST_TEST_EQ(move_ctors_count, 0);
#endif
}
#if defined(BOOST_NO_CXX11_NOEXCEPT) && !defined(BOOST_NO_CXX11_RVALUE_REFERENCES)
// The move constructor is not marked with noexcept, so the large_manager is used.
// Moving large_manager data is just swapping pointers without calling destructors.
BOOST_TEST_EQ(destructors_count, 2);
#else
BOOST_TEST_EQ(destructors_count, 4);
#endif
#endif // #if !defined(__GNUC__) || __GNUC__ > 4
return boost::report_errors();
}
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