compilerplugins/clang/test/constmethod.cxx

   1 /* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4; fill-column: 100 -*- */
   2 /*
   3  * This file is part of the LibreOffice project.
   4  *
   5  * This Source Code Form is subject to the terms of the Mozilla Public
   6  * License, v. 2.0. If a copy of the MPL was not distributed with this
   7  * file, You can obtain one at http://mozilla.org/MPL/2.0/.
   8  */
   9
  10 #include <memory>
  11 #include <vcl/vclptr.hxx>
  12
  13 class OutputDevice;
  14
  15 struct Class1
  16 {
  17     struct Impl {
  18         void foo_notconst();
  19         void foo_const() const;
  20         int & foo_int_ref() const;
  21         int const & foo_const_int_ref() const;
  22         int * foo_int_ptr() const;
  23         int const * foo_const_int_ptr() const;
  24     };
  25     std::unique_ptr<Impl> pImpl;
  26     int* m_pint;
  27     VclPtr<OutputDevice> m_pvcl;
  28
  29     void GetFoo1() {
  30         pImpl->foo_notconst();
  31     }
  32     void GetFoo2() {
  33         pImpl->foo_const();
  34     }
  35     int& GetFoo3() {
  36         return pImpl->foo_int_ref();
  37     }
  38     int const & GetFoo3a() { // expected-error {{this method can be const [loplugin:constmethod]}}
  39         return pImpl->foo_const_int_ref();
  40     }
  41     int* GetFoo3b() {
  42         return pImpl->foo_int_ptr();
  43     }
  44     int const * GetFoo3c() { // expected-error {{this method can be const [loplugin:constmethod]}}
  45         return pImpl->foo_const_int_ptr();
  46     }
  47     Impl* GetFoo4() {
  48         return pImpl.get(); // no warning expected
  49     }
  50     int* GetFoo5() {
  51         return m_pint; // no warning expected
  52     }
  53     int& GetFoo6() {
  54         return *m_pint; // no warning expected
  55     }
  56     OutputDevice* GetFoo7() {
  57         return m_pvcl; // no warning expected
  58     }
  59 };