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re PR c++/52924 (Using an std::function object as deleter of shared_ptr in C++0x mode does not compile)

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PR libstdc++/52924
	* include/bits/shared_ptr_base.h (_Sp_counted_deleter): Add
	user-defined destructor.
	(_Sp_counted_inplace): Likewise.
	* testsuite/20_util/shared_ptr/cons/52924.cc: New.
	* testsuite/20_util/shared_ptr/cons/43820_neg.cc: Adjust dg-error
	line numbers.

From-SVN: r186363
This commit is contained in:
Jonathan Wakely 2012-04-11 22:54:53 +00:00 committed by Jonathan Wakely
parent 85000c08fe
commit a00cc15e3d
4 changed files with 60 additions and 2 deletions
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10
libstdc++-v3/ChangeLog
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@ -1,3 +1,13 @@
2012-04-10 Jonathan Wakely <jwakely.gcc@gmail.com>
PR libstdc++/52924
* include/bits/shared_ptr_base.h (_Sp_counted_deleter): Add
user-defined destructor.
(_Sp_counted_inplace): Likewise.
* testsuite/20_util/shared_ptr/cons/52924.cc: New.
* testsuite/20_util/shared_ptr/cons/43820_neg.cc: Adjust dg-error
line numbers.
2012-04-11 Jonathan Wakely <jwakely.gcc@gmail.com>
* doc/xml/manual/debug.xml (Debug Versions of Library Binary Files):

4
libstdc++-v3/include/bits/shared_ptr_base.h
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@ -343,6 +343,8 @@ _GLIBCXX_BEGIN_NAMESPACE_VERSION
_Sp_counted_deleter(_Ptr __p, _Deleter __d, const _Alloc& __a)
: _M_ptr(__p), _M_del(__d, __a) { }
~_Sp_counted_deleter() noexcept { }
virtual void
_M_dispose() noexcept
{ _M_del._M_del(_M_ptr); }
@ -401,6 +403,8 @@ _GLIBCXX_BEGIN_NAMESPACE_VERSION
std::forward<_Args>(__args)...); // might throw
}
~_Sp_counted_ptr_inplace() noexcept { }
virtual void
_M_dispose() noexcept
{ allocator_traits<_Alloc>::destroy(_M_impl, _M_impl._M_ptr); }

4
libstdc++-v3/testsuite/20_util/shared_ptr/cons/43820_neg.cc
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@ -32,9 +32,9 @@ void test01()
{
X* px = 0;
std::shared_ptr<X> p1(px); // { dg-error "here" }
// { dg-error "incomplete" "" { target *-*-* } 771 }
// { dg-error "incomplete" "" { target *-*-* } 775 }
std::shared_ptr<X> p9(ap()); // { dg-error "here" }
// { dg-error "incomplete" "" { target *-*-* } 865 }
// { dg-error "incomplete" "" { target *-*-* } 869 }
}

44
libstdc++-v3/testsuite/20_util/shared_ptr/cons/52924.cc Normal file
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@ -0,0 +1,44 @@
// { dg-options "-std=gnu++0x" }
// { dg-do compile }
// Copyright (C) 2012 Free Software Foundation
//
// 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/>.
#include <memory>
// libstdc++/52924
struct A { } a;
struct D {
~D() noexcept(false) { }
void operator()(A*) { }
} d;
auto sp = std::shared_ptr<A>(&a, d);
template<typename T>
struct Alloc : std::allocator<T>
{
Alloc() = default;
~Alloc() noexcept(false) { }
template<typename U> Alloc(const Alloc<U>&) { }
};
Alloc<A> al;
auto as = std::allocate_shared<A>(al);