// Copyright (C) 2020-2022 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
// .
// { dg-options "-std=gnu++2a" }
// { dg-do compile { target c++2a } }
#include
using S1 = std::ranges::subrange;
using S2 = std::ranges::subrange;
static_assert( std::tuple_size_v == 2 );
static_assert( std::tuple_size_v == 2 );
static_assert( std::same_as, int*> );
static_assert( std::same_as, int*> );
// LWG 3398
static_assert( std::same_as, int*> );
static_assert( std::same_as, int*> );
static_assert( std::same_as, long*> );
static_assert( std::same_as, void*> );
// LWG 3398
static_assert( std::same_as, long*> );
static_assert( std::same_as, void*> );
S1 s1;
static_assert( std::same_as(s1)), int*> );
static_assert( std::same_as(s1)), int*> );
const S1 c1;
static_assert( std::same_as(c1)), int*> );
static_assert( std::same_as(c1)), int*> );
S2 s2;
static_assert( std::same_as(s2)), long*> );
static_assert( std::same_as(s2)), void*> );
const S2 c2;
static_assert( std::same_as(c2)), long*> );
static_assert( std::same_as(c2)), void*> );