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[thirdparty/gcc.git] / libstdc++-v3 / testsuite / 21_strings / basic_string_view / modifiers / swap / char.cc

// Copyright (C) 2017-2024 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-do compile { target c++17 } }

#include <string_view>

constexpr bool
test01()
{
  using std::string_view;

  string_view s1{"last"};
  string_view s2{"first"};

  s1.swap(s2);
  return s1 == "first" && s2 == "last";
}

static_assert( test01() );