Mercurial > hg > CbC > CbC_gcc
view libstdc++-v3/testsuite/experimental/tuple/tuple_size.cc @ 145:1830386684a0
gcc-9.2.0
author | anatofuz |
---|---|
date | Thu, 13 Feb 2020 11:34:05 +0900 |
parents | 84e7813d76e9 |
children |
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// { dg-do compile { target c++14 } } // Copyright (C) 2014-2020 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/>. #include <experimental/tuple> using std::tuple; using std::tuple_size; using std::experimental::tuple_size_v; // These tests are rather simple, the front-end tests already test // variable templates, and the library tests for the underlying // traits are more elaborate. These are just simple sanity tests. static_assert(tuple_size_v<tuple<int>> == 1 && tuple_size<tuple<int>>::value == 1, ""); static_assert(tuple_size_v<tuple<int, int>> == 2 && tuple_size<tuple<int, int>>::value == 2, "");