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update gcc11
author anatofuz
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>

namespace ranges = std::ranges;
namespace views = std::views;

void
test01()
{
  auto f = [] (int x) { };
  int x[] = {1};
  auto v = ranges::transform_view{x, f}; // { dg-error "deduction failed|no match" }
}

// { dg-prune-output "constraint failure" }
// { dg-prune-output "in requirements" }