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PR middle-end/89303 add testcase for std::enable_shared_from_this

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PR middle-end/89303
	* testsuite/20_util/enable_shared_from_this/89303.cc: New test.

From-SVN: r275312
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Jonathan Wakely 2019-09-02 12:10:08 +01:00 committed by Jonathan Wakely
parent 40358976ba
commit d01db3fd34
2 changed files with 44 additions and 0 deletions
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libstdc++-v3/ChangeLog
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2019-09-02 Jonathan Wakely <jwakely@redhat.com>
PR middle-end/89303
* testsuite/20_util/enable_shared_from_this/89303.cc: New test.
2019-09-02 Jonathan Wakely <jwakely@redhat.com>
* testsuite/20_util/unique_ptr/assign/48635_neg.cc: Replace dg-error

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libstdc++-v3/testsuite/20_util/enable_shared_from_this/89303.cc Normal file
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// Copyright (C) 2019 Free Software Foundation, Inc.
//
// This file is part of the GNU ISO C++ Library. This library is free
// software; you can redistribute it and/or modify it under the
// terms of the GNU General Public License as published by the
// Free Software Foundation; either version 3, or (at your option)
// any later version.
// This library is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU General Public License for more details.
// You should have received a copy of the GNU General Public License along
// with this library; see the file COPYING3. If not see
// <http://www.gnu.org/licenses/>.
// { dg-options "-O1" }
// { dg-do run { target c++11 } }
// PR middle-end/89303
#include <memory>
class blob final: public std::enable_shared_from_this<blob>
{
int* data;
public:
blob() { data = new int; }
~blob() { delete data; }
};
int
main()
{
std::shared_ptr<blob> tg = std::make_shared<blob>();
return tg->shared_from_this().use_count() - 2;
}