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35 lines
1.1 KiB
C++
35 lines
1.1 KiB
C++
// Copyright (c) 2018-2025 Antony Polukhin
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//
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// Distributed under the Boost Software License, Version 1.0. (See accompanying
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// file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
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#include <boost/pfr/tuple_size.hpp>
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struct X {
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X(int) {}
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};
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struct S { X x0; X x1; int x2; X x3; };
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int main() {
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static_assert(boost::pfr::tuple_size_v<S> == 4, "");
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struct S5_0 { int x0; int x1; int x2; int x3; X x4; };
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static_assert(boost::pfr::tuple_size_v<S5_0> == 5, "");
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struct S5_1 { X x0; int x1; int x2; int x3; int x4; };
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static_assert(boost::pfr::tuple_size_v<S5_1> == 5, "");
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struct S5_2 { int x0; int x1; X x2; int x3; int x4; };
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static_assert(boost::pfr::tuple_size_v<S5_2> == 5, "");
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struct S5_3 { int x0; int x1; X x2; int x3; X x4; };
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static_assert(boost::pfr::tuple_size_v<S5_3> == 5, "");
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struct S5_4 { X x0; X x1; X x2; X x3; X x4; };
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static_assert(boost::pfr::tuple_size_v<S5_4> == 5, "");
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struct S6 { X x0; X x1; X x2; X x3; X x4; X x5;};
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static_assert(boost::pfr::tuple_size_v<S6> == 6, "");
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}
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