Retro68/gcc/libstdc++-v3/testsuite/20_util/tuple/60497.cc
2015-08-28 17:33:40 +02:00

44 lines
1.3 KiB
C++

// { dg-options "-std=gnu++14" }
// { dg-do compile }
// Copyright (C) 2014-2015 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/>.
// libstdc++/60497
#include <tuple>
struct A;
template<typename T> struct B { T t; };
using element_type = B<A>*;
using tuple_type = std::tuple<element_type>;
tuple_type t;
const tuple_type ct;
auto a = std::get<0>(t);
auto b = std::get<0>(ct);
auto c = std::get<element_type>(t);
auto d = std::get<element_type>(ct);
// same again for rvalues
auto e = std::get<0>(std::move(t));
auto f = std::get<0>(std::move(ct));
auto g = std::get<element_type>(std::move(t));
auto h = std::get<element_type>(std::move(ct));