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

   1 // { dg-do compile }
   2 // { dg-options "-std=gnu++0x" }
   3
   4 // Copyright (C) 2008-2013 Free Software Foundation, Inc.
   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 3, 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 COPYING3.  If not see
  19 // <http://www.gnu.org/licenses/>.
  20
  21 #include <memory>
  22
  23 struct base { virtual ~base() {} };
  24 struct derived : base {};
  25
  26 void
  27 test01()
  28 {
  29   std::unique_ptr<derived> p1(new derived);
  30   std::unique_ptr<derived> p2(new derived);
  31 //  p2 = p1;  // should not compile
  32   p2 = std::move(p1);
  33   std::unique_ptr<base> p3(new base);
  34 //  p3 = p2;  // should not compile
  35   p3 = std::move(p2);
  36 }
  37
  38 void
  39 test02()
  40 {
  41   std::unique_ptr<int[]> p1(new int(420));
  42   std::unique_ptr<int[]> p2 = p1; // { dg-error "deleted" }
  43 }
  44
  45 void
  46 test03()
  47 {
  48   std::unique_ptr<int[2]> p1(new int[3]); // { dg-error "no match" }
  49   // { dg-error "candidate" "candidate-note" { target *-*-* } 48 }
  50   std::unique_ptr<int[2]> p2 = p1; // { dg-error "deleted" }
  51 }
  52
  53 // { dg-prune-output "include" }