// Copyright (C) 2016-2017 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 // . // { dg-do compile { target c++11 } } #include #include namespace adl { template void operator&(const T&) = delete; struct traits : std::char_traits { }; struct X { void f() const { } }; std::basic_istream& operator>>(std::basic_istream& is, X&) { return is; } } void test01() { std::basic_istream is(nullptr); std::istream_iterator ii(is); ii->f(); }