From 6ef835c6c0c1d141e5b926dd8f9b41a6b68c783a Mon Sep 17 00:00:00 2001 From: Jonathan Wakely Date: Sat, 6 Aug 2016 11:21:07 +0100 Subject: [PATCH] Use ::new to avoid finding overloaded operator new PR libstdc++/72820 * include/std/functional (_Function_base::_Base_manager::_M_clone): Qualify new operator. * testsuite/20_util/function/cons/72820.cc: New test. From-SVN: r239191 --- libstdc++-v3/ChangeLog | 5 ++++ libstdc++-v3/include/std/functional | 4 +-- .../testsuite/20_util/function/cons/72820.cc | 27 +++++++++++++++++++ 3 files changed, 34 insertions(+), 2 deletions(-) create mode 100644 libstdc++-v3/testsuite/20_util/function/cons/72820.cc diff --git a/libstdc++-v3/ChangeLog b/libstdc++-v3/ChangeLog index 81fb9e38ba7..d486715ca08 100644 --- a/libstdc++-v3/ChangeLog +++ b/libstdc++-v3/ChangeLog @@ -1,5 +1,10 @@ 2016-08-06 Jonathan Wakely + PR libstdc++/72820 + * include/std/functional (_Function_base::_Base_manager::_M_clone): + Qualify new operator. + * testsuite/20_util/function/cons/72820.cc: New test. + * doc/xml/manual/status_cxx2017.xml: Add missing LFTSv2 features. * doc/html/manual/status.html: Regenerate. * include/Makefile.am: Add new header. diff --git a/libstdc++-v3/include/std/functional b/libstdc++-v3/include/std/functional index 1de914e4a2e..86081346cf6 100644 --- a/libstdc++-v3/include/std/functional +++ b/libstdc++-v3/include/std/functional @@ -1472,7 +1472,7 @@ _GLIBCXX_MEM_FN_TRAITS(&&, false_type, true_type) static void _M_clone(_Any_data& __dest, const _Any_data& __source, true_type) { - new (__dest._M_access()) _Functor(__source._M_access<_Functor>()); + ::new (__dest._M_access()) _Functor(__source._M_access<_Functor>()); } // Clone a function object that is not location-invariant or @@ -1553,7 +1553,7 @@ _GLIBCXX_MEM_FN_TRAITS(&&, false_type, true_type) private: static void _M_init_functor(_Any_data& __functor, _Functor&& __f, true_type) - { new (__functor._M_access()) _Functor(std::move(__f)); } + { ::new (__functor._M_access()) _Functor(std::move(__f)); } static void _M_init_functor(_Any_data& __functor, _Functor&& __f, false_type) diff --git a/libstdc++-v3/testsuite/20_util/function/cons/72820.cc b/libstdc++-v3/testsuite/20_util/function/cons/72820.cc new file mode 100644 index 00000000000..1b17aaebaad --- /dev/null +++ b/libstdc++-v3/testsuite/20_util/function/cons/72820.cc @@ -0,0 +1,27 @@ +// Copyright (C) 2016 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 +// . + +// { dg-do compile { target c++11 } } + +#include + +struct foo { + void operator()() { } + static void* operator new(std::size_t, void* p); +}; + +std::function f = foo{}; -- 2.30.2