37 lines
1.1 KiB
C++
37 lines
1.1 KiB
C++
// { dg-do compile { target c++11 } }
|
|
//
|
|
// Copyright (C) 2012-2021 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/>.
|
|
|
|
// 20.8.11 polymorphic function object wrapper
|
|
|
|
#include <functional>
|
|
|
|
struct X { void f() { } };
|
|
|
|
void (X::*p)() = &X::f;
|
|
void (X::* volatile& vp)() = p;
|
|
|
|
typedef std::function<void(X&)> function_type;
|
|
|
|
void test01()
|
|
{
|
|
function_type f( vp );
|
|
function_type f2( std::ref(vp) );
|
|
function_type f3( std::cref(vp) );
|
|
}
|