libstdc++-v3/testsuite/20_util/shared_ptr/assign/auto_ptr_rvalue.cc

   1 // { dg-options "-Wno-deprecated" }
   2 // { dg-add-options using-deprecated }
   3 // { dg-do compile { target c++11 } }
   4 // { dg-require-effective-target hosted }
   5
   6 // Copyright (C) 2008-2022 Free Software Foundation, Inc.
   7 //
   8 // This file is part of the GNU ISO C++ Library.  This library is free
   9 // software; you can redistribute it and/or modify it under the
  10 // terms of the GNU General Public License as published by the
  11 // Free Software Foundation; either version 3, or (at your option)
  12 // any later version.
  13
  14 // This library is distributed in the hope that it will be useful,
  15 // but WITHOUT ANY WARRANTY; without even the implied warranty of
  16 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  17 // GNU General Public License for more details.
  18
  19 // You should have received a copy of the GNU General Public License along
  20 // with this library; see the file COPYING3.  If not see
  21 // <http://www.gnu.org/licenses/>.
  22
  23 // 20.7.12.2 Template class shared_ptr [util.smartptr.shared]
  24
  25 #include <memory>
  26
  27 struct A { };
  28 std::auto_ptr<A> source() { return std::auto_ptr<A>(); }
  29
  30 // 20.7.12.2.3 shared_ptr assignment [util.smartptr.shared.assign]
  31
  32 // Assignment from rvalue auto_ptr
  33 void
  34 test01()
  35 {
  36   std::shared_ptr<A> a;
  37   a = source();
  38 }
  39
  40 void
  41 test02()
  42 {
  43   std::shared_ptr<A> a;
  44   std::auto_ptr<A> au;
  45   a = std::move(au);
  46 }
  47
  48 int
  49 main()
  50 {
  51   test01();
  52   test02();
  53   return 0;
  54 }