libstdc++-v3/testsuite/20_util/auto_ptr/assign_neg.cc

   1 // { dg-do compile }
   2
   3 // Copyright (C) 2002-2021 Free Software Foundation, Inc.
   4 //
   5 // This file is part of the GNU ISO C++ Library.  This library is free
   6 // software; you can redistribute it and/or modify it under the
   7 // terms of the GNU General Public License as published by the
   8 // Free Software Foundation; either version 3, or (at your option)
   9 // any later version.
  10
  11 // This library is distributed in the hope that it will be useful,
  12 // but WITHOUT ANY WARRANTY; without even the implied warranty of
  13 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  14 // GNU General Public License for more details.
  15
  16 // You should have received a copy of the GNU General Public License along
  17 // with this library; see the file COPYING3.  If not see
  18 // <http://www.gnu.org/licenses/>.
  19
  20 // 20.4.5 Template class auto_ptr negative tests [lib.auto.ptr]
  21
  22 // { dg-options "-std=c++98" }
  23
  24 #include <memory>
  25 #include <testsuite_hooks.h>
  26
  27 // via Jack Reeves <jack_reeves@hispeed.ch>
  28 // libstdc++/3946
  29 // http://gcc.gnu.org/ml/libstdc++/2002-07/msg00024.html
  30 struct Base { };
  31 struct Derived : public Base { };
  32
  33 std::auto_ptr<Derived>
  34 foo() { return std::auto_ptr<Derived>(new Derived); }
  35
  36 int
  37 test01()
  38 {
  39   std::auto_ptr<Base> ptr2;
  40   ptr2 = new Base; // { dg-error "no match" }
  41   return 0;
  42 }
  43
  44 int
  45 main()
  46 {
  47   test01();
  48   return 0;
  49 }