1// { dg-options "-std=gnu++11" }
2// { dg-do compile }
3
4// Copyright (C) 2012-2015 Free Software Foundation, Inc.
5//
6// This file is part of the GNU ISO C++ Library.  This library is free
7// software; you can redistribute it and/or modify it under the
8// terms of the GNU General Public License as published by the
9// Free Software Foundation; either version 3, or (at your option)
10// any later version.
11
12// This library is distributed in the hope that it will be useful,
13// but WITHOUT ANY WARRANTY; without even the implied warranty of
14// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
15// GNU General Public License for more details.
16
17// You should have received a copy of the GNU General Public License along
18// with this library; see the file COPYING3.  If not see
19// <http://www.gnu.org/licenses/>.
20
21#include <functional>
22#include <type_traits>
23
24struct X {
25  int i;
26  void f1() { }
27  void f2() volatile { }
28};
29
30typedef int X::*pm;
31typedef void (X::*pmf1)();
32typedef void (X::*pmf2)() volatile;
33
34typedef std::result_of<pm const&(X&)>::type result;
35static_assert(std::is_same<result, int&>::value,
36              "invoking cv-qualified pointer-to-member-object");
37
38typedef std::result_of<pmf1 const&(X&)>::type result1;
39static_assert(std::is_void<result1>::value,
40              "invoking cv-qualified pointer-to-member-function");
41
42typedef std::result_of<pmf2 const&(X&)>::type result2;
43static_assert(std::is_void<result2>::value,
44              "invoking cv-qualified pointer-to-member-function");
45
46typedef std::result_of<pm(volatile X&)>::type result3;
47static_assert(std::is_same<result3, volatile int&>::value,
48              "invoking pointer-to-member-object on volatile object");
49
50typedef std::result_of<pmf2(volatile X&)>::type result4;
51static_assert(std::is_void<result4>::value,
52              "invoking pointer-to-member-function on volatile object");
53
54