// Support routines for the -*- C++ -*- dynamic memory management.// Copyright (C) 1997, 1998, 1999, 2000, 2001, 2004 Free Software Foundation//// 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 2, 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.//// You should have received a copy of the GNU General Public License// along with GCC; see the file COPYING. If not, write to// the Free Software Foundation, 51 Franklin Street, Fifth Floor,// Boston, MA 02110-1301, USA.//// As a special exception, you may use this file as part of a free software// library without restriction. Specifically, if other files instantiate// templates or use macros or inline functions from this file, or you compile// this file and link it with other files to produce an executable, this// file does not by itself cause the resulting executable to be covered by// the GNU General Public License. This exception does not however// invalidate any other reasons why the executable file might be covered by// the GNU General Public License.#include "new"#include <exception_defines.h>#include <bits/c++config.h>using std::new_handler;using std::bad_alloc;extern "C" void *malloc (std::size_t);extern new_handler __new_handler;_GLIBCXX_WEAK_DEFINITION void *operator new (std::size_t sz, const std::nothrow_t&) throw(){void *p;/* malloc (0) is unpredictable; avoid it. */if (sz == 0)sz = 1;p = (void *) malloc (sz);while (p == 0){new_handler handler = __new_handler;if (! handler)return 0;try{handler ();}catch (bad_alloc &){return 0;}p = (void *) malloc (sz);}return p;}