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// 2005-01-15 Douglas Gregor <dgregor@cs.indiana.edu>
//
// Copyright (C) 2005-2015 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/>.
// 3.7.2 polymorphic function object wrapper
#include <tr1/functional>
#include <testsuite_hooks.h>
#include <testsuite_tr1.h>
using namespace __gnu_test;
bool test __attribute__((unused)) = true;
// Put reference_wrappers to member pointers
void test08()
{
using std::tr1::function;
using std::tr1::ref;
using std::tr1::cref;
int X::* X_bar = &X::bar;
int (X::* X_foo)() = &X::foo;
int (X::* X_foo_c)() const = &X::foo_c;
int (X::* X_foo_v)() volatile = &X::foo_v;
int (X::* X_foo_cv)() const volatile = &X::foo_cv;
X x;
x.bar = 17;
function<int(X&)> frm(ref(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(ref(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(ref(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(ref(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(ref(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(ref(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(ref(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(ref(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(ref(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(ref(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 );
function<int(X&)> hrm(cref(X_bar));
VERIFY( hrm );
VERIFY( hrm(x) == 17 );
VERIFY( typeid(int X::*) == hrm.target_type() );
VERIFY( hrm.target<int X::*>() == 0 );
VERIFY( hrm.target<int X::* const>() == &X_bar );
function<int(X&)> hr(cref(X_foo));
VERIFY( hr );
VERIFY( hr(x) == 1 );
VERIFY( typeid(int (X::*)()) == hr.target_type() );
VERIFY( hr.target<int (X::* const)()>() == &X_foo );
function<int(const X&)> hrc(cref(X_foo_c));
VERIFY( hrc );
VERIFY( hrc(x) == 2 );
VERIFY( typeid(int (X::*)() const) == hrc.target_type() );
VERIFY( hrc.target<int (X::* const)() const >() == &X_foo_c );
function<int(volatile X&)> hrv(cref(X_foo_v));
VERIFY( hrv );
VERIFY( hrv(x) == 3 );
VERIFY( typeid(int (X::*)() volatile) == hrv.target_type() );
VERIFY( hrv.target<int (X::* const)() volatile >() == &X_foo_v );
VERIFY( hrv.target<int (X::* const)() const volatile>() == 0 );
function<int(const volatile X&)> hrcv(cref(X_foo_cv));
VERIFY( hrcv );
VERIFY( hrcv(x) == 4 );
VERIFY( typeid(int (X::*)() const volatile) == hrcv.target_type() );
VERIFY( hrcv.target<int (X::* const)() const volatile >() == &X_foo_cv );
VERIFY( hrcv.target<int (X::* const)() const>() == 0 );
}
int main()
{
test08();
return 0;
}
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