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Add make_void and void_t traits

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Glen Fernandes committed 2017-01-30 19:50:38 -05:00
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commit d24f722c5a
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test/make_void_test.cpp
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/*
Copyright 2017 Glen Joseph Fernandes
<glenjofe -at- gmail.com>
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 "test.hpp"
#include "check_type.hpp"
#ifdef TEST_STD
#include <type_traits>
#else
#include <boost/type_traits/make_void.hpp>
#endif
TT_TEST_BEGIN(make_void)
BOOST_CHECK_TYPE(::tt::make_void<int>::type, void);
BOOST_CHECK_TYPE(::tt::make_void<const volatile int>::type, void);
BOOST_CHECK_TYPE(::tt::make_void<int&>::type, void);
BOOST_CHECK_TYPE(::tt::make_void<void>::type, void);
BOOST_CHECK_TYPE(::tt::make_void<int(*)(int)>::type, void);
BOOST_CHECK_TYPE(::tt::make_void<int[]>::type, void);
BOOST_CHECK_TYPE(::tt::make_void<int[1]>::type, void);
#if !defined(BOOST_NO_CXX11_VARIADIC_TEMPLATES)
BOOST_CHECK_TYPE(::tt::make_void<>::type, void);
BOOST_CHECK_TYPE3(::tt::make_void<int, int>::type, void);
#endif
TT_TEST_END