gcc/libstdc++-v3/testsuite/20_util/hash/60970.cc

36 lines
1.1 KiB
C++

// { dg-do run { target c++11 } }
// Copyright (C) 2015-2020 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 <functional>
#include <testsuite_hooks.h>
using namespace std;
enum E1 : int {FIRST=1, SECOND=2};
enum class E2 : int {THIRD=42, FOURTH=666};
int main()
{
VERIFY(hash<int>{}(1) == hash<E1>{}(FIRST));
VERIFY(hash<int>{}(2) == hash<E1>{}(SECOND));
VERIFY(hash<int>{}(42) == hash<E2>{}(E2::THIRD));
VERIFY(hash<int>{}(666) == hash<E2>{}(E2::FOURTH));
}