File: shared_ptrtest.cc

package info (click to toggle)
dune-common 2.10.0-6
  • links: PTS, VCS
  • area: main
  • in suites: forky, sid
  • size: 5,824 kB
  • sloc: cpp: 52,256; python: 3,979; sh: 1,658; makefile: 17
file content (45 lines) | stat: -rw-r--r-- 1,061 bytes parent folder | download | duplicates (4)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
// -*- tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 2 -*-
// vi: set et ts=4 sw=2 sts=2:
// SPDX-FileCopyrightInfo: Copyright © DUNE Project contributors, see file LICENSE.md in module root
// SPDX-License-Identifier: LicenseRef-GPL-2.0-only-with-DUNE-exception

// make sure assert works even when not compiling for debugging
#ifdef NDEBUG
#undef NDEBUG
#endif

#include <dune/common/deprecated.hh>
#include <dune/common/shared_ptr.hh>

#include <cstdlib>


class A {};
class B : public A {};
class C : A {};


int main(){
  using namespace Dune;
  int ret=0;
  {
    // test shared_ptr for stack allocation
    {
      int i = 10;
      std::shared_ptr<int> pi = stackobject_to_shared_ptr(i);
    }

    // test shared_ptr for stack allocation with down cast
    {
DUNE_NO_DEPRECATED_BEGIN
      B b2;
      std::shared_ptr<A> pa = stackobject_to_shared_ptr<A>(b2);
DUNE_NO_DEPRECATED_END
#ifdef SHARED_PTR_COMPILE_FAIL
      C c;
      pa = stackobject_to_shared_ptr<A>(c);       // A is an inaccessible base of C
#endif
    }
  }
  return (ret);
}