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It should be default constructible

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This commit is contained in:
Kohei Takahashi
2018-05-08 00:23:04 +09:00
parent b03d1e9458
commit cb4a4cdde7
2 changed files with 7 additions and 0 deletions
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3
include/boost/fusion/support/detail/propagate_trivialness.hpp
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@ -19,6 +19,9 @@ struct trivial_base { };
struct non_trivial_base
{
BOOST_CONSTEXPR BOOST_FUSION_GPU_ENABLED
BOOST_DEFAULTED_FUNCTION(non_trivial_base() BOOST_NOEXCEPT, {})
BOOST_CONSTEXPR BOOST_FUSION_GPU_ENABLED
non_trivial_base(non_trivial_base const&) BOOST_NOEXCEPT { }
};

4
test/support/propagate_trivialness.cpp
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@ -11,12 +11,16 @@
#include <boost/mpl/assert.hpp>
#include <boost/type_traits/is_convertible.hpp>
#include <boost/type_traits/is_base_of.hpp>
#include <boost/type_traits/is_default_constructible.hpp>
#include "trivial.hpp"
using namespace boost;
using namespace boost::fusion::detail;
BOOST_MPL_ASSERT((is_default_constructible<trivial_base>));
BOOST_MPL_ASSERT((is_default_constructible<non_trivial_base>));
BOOST_FUSION_ASSERT_FALLBACK((is_trivially_copyable<trivial_base>));
BOOST_MPL_ASSERT_NOT((is_trivially_copyable<non_trivial_base>));