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// { dg-options "-std=gnu++0x" }

// 2005-01-15 Douglas Gregor <dgregor@cs.indiana.edu>

//

// Copyright (C) 2005, 2009 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/>.

// 20.7.15 polymorphic function object wrapper

#include <functional>

#include <testsuite_hooks.h>

#include <testsuite_tr1.h>

using namespace __gnu_test;

bool test __attribute__((unused)) = true;

// Put member pointers into function<> wrappers

void test05()

{

  using std::function;

  X x;

  x.bar = 17;

  function<int(X&)> frm(&X::bar);

  VERIFY( frm );

  VERIFY( frm(x) == 17 );

  VERIFY( typeid(int X::*) == frm.target_type() );

  VERIFY( *frm.target<int X::*>() == &X::bar );

  function<int(X&)> fr(&X::foo);

  VERIFY( fr );

  VERIFY( fr(x) == 1 );

  VERIFY( typeid(int (X::*)()) == fr.target_type() );

  VERIFY( *fr.target<int (X::*)()>() == &X::foo );

  function<int(const X&)> frc(&X::foo_c);

  VERIFY( frc );

  VERIFY( frc(x) == 2 );

  VERIFY( typeid(int (X::*)() const) == frc.target_type() );

  VERIFY( *frc.target<int (X::*)() const >() == &X::foo_c );

  function<int(volatile X&)> frv(&X::foo_v);

  VERIFY( frv );

  VERIFY( frv(x) == 3 );

  VERIFY( typeid(int (X::*)() volatile) == frv.target_type() );

  VERIFY( *frv.target<int (X::*)() volatile >() == &X::foo_v );

  VERIFY( frv.target<int (X::*)() const volatile>() == 0 );

  function<int(const volatile X&)> frcv(&X::foo_cv);

  VERIFY( frcv );

  VERIFY( frcv(x) == 4 );

  VERIFY( typeid(int (X::*)() const volatile) == frcv.target_type() );

  VERIFY( *frcv.target<int (X::*)() const volatile >() == &X::foo_cv );

  VERIFY( frcv.target<int (X::*)() const>() == 0 );

  function<int(X*)> grm(&X::bar);

  VERIFY( grm );

  VERIFY( grm(&x) == 17 );

  VERIFY( typeid(int X::*) == grm.target_type() );

  VERIFY( *grm.target<int X::*>() == &X::bar );

  function<int(X*)> gr(&X::foo);

  VERIFY( gr );

  VERIFY( gr(&x) == 1 );

  VERIFY( typeid(int (X::*)()) == gr.target_type() );

  VERIFY( *gr.target<int (X::*)()>() == &X::foo );

  function<int(const X*)> grc(&X::foo_c);

  VERIFY( grc );

  VERIFY( grc(&x) == 2 );

  VERIFY( typeid(int (X::*)() const) == grc.target_type() );

  VERIFY( *grc.target<int (X::*)() const >() == &X::foo_c );

  function<int(volatile X*)> grv(&X::foo_v);

  VERIFY( grv );

  VERIFY( grv(&x) == 3 );

  VERIFY( typeid(int (X::*)() volatile) == grv.target_type() );

  VERIFY( *grv.target<int (X::*)() volatile >() == &X::foo_v );

  VERIFY( grv.target<int (X::*)() const volatile>() == 0 );

  function<int(const volatile X*)> grcv(&X::foo_cv);

  VERIFY( grcv );

  VERIFY( grcv(&x) == 4 );

  VERIFY( typeid(int (X::*)() const volatile) == grcv.target_type() );

  VERIFY( *grcv.target<int (X::*)() const volatile >() == &X::foo_cv );

  VERIFY( grcv.target<int (X::*)() const>() == 0 );

}

int main()

{

  test05();

  return 0;

}