compilerplugins/clang/test/staticdynamic.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 struct ClassA
  11 {
  12     virtual ~ClassA() {}
  13 };
  14
  15 struct ClassB : public ClassA
  16 {
  17     void foo() const {}
  18 };
  19
  20 void f1(ClassA* p1)
  21 {
  22     // expected-note@+1 {{static_cast here [loplugin:staticdynamic]}}
  23     static_cast<ClassB*>(p1)->foo();
  24     // expected-error@+1 {{dynamic_cast after static_cast [loplugin:staticdynamic]}}
  25     dynamic_cast<ClassB*>(p1)->foo();
  26 };
  27
  28 void f2(ClassA* p1)
  29 {
  30     // expected-note@+1 {{dynamic_cast here [loplugin:staticdynamic]}}
  31     dynamic_cast<ClassB*>(p1)->foo();
  32     // expected-error@+1 {{static_cast after dynamic_cast [loplugin:staticdynamic]}}
  33     static_cast<ClassB*>(p1)->foo();
  34 };
  35
  36 void f3(ClassA* p1)
  37 {
  38     // expected-note@+1 {{dynamic_cast here [loplugin:staticdynamic]}}
  39     dynamic_cast<const ClassB*>(p1)->foo();
  40     // expected-error@+1 {{static_cast after dynamic_cast [loplugin:staticdynamic]}}
  41     static_cast<ClassB*>(p1)->foo();
  42 };
  43
  44 /* vim:set shiftwidth=4 softtabstop=4 expandtab cinoptions=b1,g0,N-s cinkeys+=0=break: */