view libstdc++-v3/libsupc++/new_opvnt.cc @ 158:494b0b89df80 default tip

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author Shinji KONO <kono@ie.u-ryukyu.ac.jp>
date Mon, 25 May 2020 18:13:55 +0900
parents 1830386684a0
children
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// Boilerplate support routines for -*- C++ -*- dynamic memory management.

// Copyright (C) 1997-2020 Free Software Foundation, Inc.
//
// This file is part of GCC.
//
// GCC 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.
//
// GCC 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.
//
// Under Section 7 of GPL version 3, you are granted additional
// permissions described in the GCC Runtime Library Exception, version
// 3.1, as published by the Free Software Foundation.

// You should have received a copy of the GNU General Public License and
// a copy of the GCC Runtime Library Exception along with this program;
// see the files COPYING3 and COPYING.RUNTIME respectively.  If not, see
// <http://www.gnu.org/licenses/>.

#include <bits/c++config.h>
#include "new"
 
_GLIBCXX_WEAK_DEFINITION void*
operator new[] (std::size_t sz, const std::nothrow_t&) noexcept
{
  // _GLIBCXX_RESOLVE_LIB_DEFECTS
  // 206. operator new(size_t, nothrow) may become unlinked to ordinary
  // operator new if ordinary version replaced
  __try
    {
      return ::operator new[](sz);
    }
  __catch (...)
    {
      return nullptr;
    }
}