diff options
| author | Jonathan Wakely <jwakely.gcc@gmail.com> | 2011-04-10 16:35:58 +0000 |
|---|---|---|
| committer | Jonathan Wakely <redi@gcc.gnu.org> | 2011-04-10 17:35:58 +0100 |
| commit | 3e49fb03796af407ddfa41e6ab76e4787d349018 (patch) | |
| tree | 4430596b5d7f9a20c9ab537305441dd639b8f66a | |
| parent | 07703a378555c1bd8a95af39e345fc557a6fdc9b (diff) | |
| download | gcc-3e49fb03796af407ddfa41e6ab76e4787d349018.zip gcc-3e49fb03796af407ddfa41e6ab76e4787d349018.tar.gz gcc-3e49fb03796af407ddfa41e6ab76e4787d349018.tar.bz2 | |
re PR libstdc++/48541 (std::function(std::_Function_base) should use std::addressof)
2011-04-10 Jonathan Wakely <jwakely.gcc@gmail.com>
PR libstdc++/48541
* include/std/functional (_Base_manager::_M_get_pointer): Use
addressof.
* testsuite/20_util/function/48541.cc: New.
From-SVN: r172244
| -rw-r--r-- | libstdc++-v3/ChangeLog | 7 | ||||
| -rw-r--r-- | libstdc++-v3/include/std/functional | 2 | ||||
| -rw-r--r-- | libstdc++-v3/testsuite/20_util/function/48541.cc | 40 |
3 files changed, 48 insertions, 1 deletions
diff --git a/libstdc++-v3/ChangeLog b/libstdc++-v3/ChangeLog index 86ae32c..3c51ed3 100644 --- a/libstdc++-v3/ChangeLog +++ b/libstdc++-v3/ChangeLog @@ -1,5 +1,12 @@ 2011-04-10 Jonathan Wakely <jwakely.gcc@gmail.com> + PR libstdc++/48541 + * include/std/functional (_Base_manager::_M_get_pointer): Use + addressof. + * testsuite/20_util/function/48541.cc: New. + +2011-04-10 Jonathan Wakely <jwakely.gcc@gmail.com> + PR libstdc++/48465 * configure.ac (libtool_VERSION): Bump library version to 6:16:0. * configure: Regenerate. diff --git a/libstdc++-v3/include/std/functional b/libstdc++-v3/include/std/functional index 6643b76..660e371 100644 --- a/libstdc++-v3/include/std/functional +++ b/libstdc++-v3/include/std/functional @@ -1586,7 +1586,7 @@ _GLIBCXX_HAS_NESTED_TYPE(result_type) _M_get_pointer(const _Any_data& __source) { const _Functor* __ptr = - __stored_locally? &__source._M_access<_Functor>() + __stored_locally? std::__addressof(__source._M_access<_Functor>()) /* have stored a pointer */ : __source._M_access<_Functor*>(); return const_cast<_Functor*>(__ptr); } diff --git a/libstdc++-v3/testsuite/20_util/function/48541.cc b/libstdc++-v3/testsuite/20_util/function/48541.cc new file mode 100644 index 0000000..f812367 --- /dev/null +++ b/libstdc++-v3/testsuite/20_util/function/48541.cc @@ -0,0 +1,40 @@ +// { dg-options "-std=gnu++0x" } +// { dg-do compile } +// Copyright (C) 2011 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/>. + +// libstdc++/48451 + +#include <functional> + +struct X { + void operator () () const { } + float operator & () const { return 1.2345; } +}; + +void test01() +{ + X x; + std::function<void()> f(x); + f(); +} + +int main() +{ + test01(); + return 0; +} |