o3tl/qa/compile-unsafe_downcast.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 <sal/config.h>
  11
  12 #include <o3tl/unsafe_downcast.hxx> // expected-note@o3tl/unsafe_downcast.hxx:* 0+ {{}}
  13
  14 struct Base
  15 {
  16     virtual ~Base();
  17 };
  18
  19 struct Derived : Base
  20 {
  21 };
  22
  23 void f(Base* b, Derived* d)
  24 {
  25     o3tl::unsafe_downcast<Derived*>(b);
  26     o3tl::unsafe_downcast<Derived const*>(b);
  27     o3tl::unsafe_downcast<Derived&>(*b); // expected-error {{}}
  28     o3tl::unsafe_downcast<Derived*>(d);
  29     o3tl::unsafe_downcast<Base*>(d); // expected-error {{}}
  30 }
  31
  32 /* vim:set shiftwidth=4 softtabstop=4 expandtab cinoptions=b1,g0,N-s cinkeys+=0=break: */