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// { dg-do compile { target c++11 } }
// Copyright (C) 2011-2024 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/>.
// C++11 20.8.3.4 reference_wrapper invocation [refwrap.invoke]
#include <functional>
struct X
{
int f(int) { return 0; }
int i;
};
void test01()
{
// PR libstdc++/48521 std::result_of doesn't work with pointer to member
typedef int (X::*mfp)(int);
typedef int X::*mp;
mfp m = &X::f;
mp m2 = &X::i;
X x = { };
std::ref(m)(x, 1);
std::ref(m)(&x, 1);
int& i1 __attribute__((unused)) = std::ref(m2)(x);
int& i2 __attribute__((unused)) = std::ref(m2)(&x);
}
int main()
{
test01();
return 0;
}
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