libstdc++-v3/testsuite/20_util/unique_ptr/assign/assign.cc

   1 // { dg-do compile }
   2 // { dg-options "-std=gnu++0x" }
   3
   4 // Copyright (C) 2008 Free Software Foundation
   5 //
   6 // This file is part of the GNU ISO C++ Library.  This library is free
   7 // software; you can redistribute it and/or modify it under the
   8 // terms of the GNU General Public License as published by the
   9 // Free Software Foundation; either version 2, or (at your option)
  10 // any later version.
  11
  12 // This library is distributed in the hope that it will be useful,
  13 // but WITHOUT ANY WARRANTY; without even the implied warranty of
  14 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  15 // GNU General Public License for more details.
  16
  17 // You should have received a copy of the GNU General Public License
  18 // along with this library; see the file COPYING.  If not, write to
  19 // the Free Software Foundation, 51 Franklin Street, Fifth Floor,
  20 // Boston, MA 02110-1301, USA.
  21
  22 #include <memory>
  23
  24 struct base { virtual ~base() {} };
  25 struct derived : base {};
  26
  27 void
  28 test01()
  29 {
  30   std::unique_ptr<derived> p1(new derived);
  31   std::unique_ptr<derived> p2(new derived);
  32 //  p2 = p1;  // should not compile
  33   p2 = std::move(p1);
  34   std::unique_ptr<base> p3(new base);
  35 //  p3 = p2;  // should not compile
  36   p3 = std::move(p2);
  37 }
  38
  39 void
  40 test02()
  41 {
  42   std::unique_ptr<int[]> p1(new int(420));
  43   std::unique_ptr<int[]> p2 = p1; // { dg-error "within this context" }
  44 }
  45
  46 void
  47 test03()
  48 {
  49   std::unique_ptr<int[2]> p1(new int[3]);
  50   std::unique_ptr<int[2]> p2 = p1; // { dg-error "within this context" }
  51 }
  52 // { dg-excess-errors "is private" }