Mercurial > hg > CbC > CbC_gcc
view libstdc++-v3/testsuite/std/ranges/subrange/tuple_like.cc @ 152:2b5abeee2509
update gcc11
author | anatofuz |
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date | Mon, 25 May 2020 07:50:57 +0900 |
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// Copyright (C) 2020 Free Software Foundation, Inc. // // This file is part of the GNU ISO C++ Library. This library is free // software; you can redistribute it and/or modify it under the // terms of the GNU General Public License as published by the // Free Software Foundation; either version 3, or (at your option) // any later version. // This library is distributed in the hope that it will be useful, // but WITHOUT ANY WARRANTY; without even the implied warranty of // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the // GNU General Public License for more details. // You should have received a copy of the GNU General Public License along // with this library; see the file COPYING3. If not see // <http://www.gnu.org/licenses/>. // { dg-options "-std=gnu++2a" } // { dg-do compile { target c++2a } } #include <ranges> using S1 = std::ranges::subrange<int*>; using S2 = std::ranges::subrange<long*, void*>; static_assert( std::tuple_size_v<S1> == 2 ); static_assert( std::tuple_size_v<S2> == 2 ); static_assert( std::same_as<std::tuple_element_t<0, S1>, int*> ); static_assert( std::same_as<std::tuple_element_t<1, S1>, int*> ); // LWG 3398 static_assert( std::same_as<std::tuple_element_t<0, const S1>, int*> ); static_assert( std::same_as<std::tuple_element_t<1, const S1>, int*> ); static_assert( std::same_as<std::tuple_element_t<0, S2>, long*> ); static_assert( std::same_as<std::tuple_element_t<1, S2>, void*> ); // LWG 3398 static_assert( std::same_as<std::tuple_element_t<0, const S2>, long*> ); static_assert( std::same_as<std::tuple_element_t<1, const S2>, void*> ); S1 s1; static_assert( std::same_as<decltype(std::get<0>(s1)), int*> ); static_assert( std::same_as<decltype(std::get<1>(s1)), int*> ); const S1 c1; static_assert( std::same_as<decltype(std::get<0>(c1)), int*> ); static_assert( std::same_as<decltype(std::get<1>(c1)), int*> ); S2 s2; static_assert( std::same_as<decltype(std::get<0>(s2)), long*> ); static_assert( std::same_as<decltype(std::get<1>(s2)), void*> ); const S2 c2; static_assert( std::same_as<decltype(std::get<0>(c2)), long*> ); static_assert( std::same_as<decltype(std::get<1>(c2)), void*> );