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// Copyright (C) 2019-2023 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 run { target c++11 } }
#include <functional>
#include <testsuite_hooks.h>
constexpr int sq(int i) { return i * i; }
template<typename Val, typename Expected>
bool chk(Val&& val, Expected&& exp)
{
return std::is_same<Val, Expected>::value && val == exp;
}
#define VERIFY_T(x,y) VERIFY(chk(x,y))
void
test01()
{
VERIFY_T( std::__invoke(sq, 2), 4 );
VERIFY_T( std::__invoke_r<int>(sq, 3), 9 );
VERIFY_T( std::__invoke_r<char>(sq, 4), '\x10' );
}
int main()
{
test01();
}
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