libstdc++-v3/testsuite/20_util/function/68995.cc

   1 // Copyright (C) 2015-2018 Free Software Foundation, Inc.
   2 //
   3 // This file is part of the GNU ISO C++ Library.  This library is free
   4 // software; you can redistribute it and/or modify it under the
   5 // terms of the GNU General Public License as published by the
   6 // Free Software Foundation; either version 3, or (at your option)
   7 // any later version.
   8
   9 // This library is distributed in the hope that it will be useful,
  10 // but WITHOUT ANY WARRANTY; without even the implied warranty of
  11 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  12 // GNU General Public License for more details.
  13
  14 // You should have received a copy of the GNU General Public License along
  15 // with this library; see the file COPYING3.  If not see
  16 // <http://www.gnu.org/licenses/>.
  17
  18 // { dg-do compile { target c++11 } }
  19
  20 #include <tr1/memory>
  21 #include <functional>
  22 #include <tr1/functional>
  23
  24 std::tr1::shared_ptr<int> test() { return {}; }
  25
  26 std::function<std::tr1::shared_ptr<int>()> func = test;
  27 std::function<std::tr1::shared_ptr<int>()> funcr = std::ref(test);
  28
  29 void test2(std::tr1::shared_ptr<int>) { }
  30
  31 std::function<void(std::tr1::shared_ptr<int>)> func2 = std::ref(test2);