libstdc++-v3/testsuite/tr1/2_general_utilities/shared_ptr/assign/shared_ptr_neg.cc

   1 // { dg-do compile }
   2
   3 // Copyright (C) 2005-2020 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 // TR1 2.2.2 Template class shared_ptr [tr.util.smartptr.shared]
  21
  22 #include <tr1/memory>
  23 #include <testsuite_hooks.h>
  24
  25 struct A { };
  26 struct B { };
  27
  28 // 2.2.3.3 shared_ptr assignment [tr.util.smartptr.shared.assign]
  29
  30 // Assignment from incompatible shared_ptr<Y>
  31 int
  32 test01()
  33 {
  34   std::tr1::shared_ptr<A> a;
  35   std::tr1::shared_ptr<B> b;
  36   a = b;                      // { dg-error "here" }
  37
  38   return 0;
  39 }
  40
  41 int
  42 main()
  43 {
  44   test01();
  45   return 0;
  46 }
  47 // { dg-error "In instantiation" "" { target *-*-* } 0 }
  48 // { dg-error "cannot convert" "" { target *-*-* } 0 }
  49 // { dg-error "required from" "" { target *-*-* } 0 }