2000-10-07 01:31:22 +02:00
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// Support routines for the -*- C++ -*- dynamic memory management.
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2018-01-03 11:03:58 +01:00
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// Copyright (C) 1997-2018 Free Software Foundation, Inc.
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2000-10-07 01:31:22 +02:00
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//
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Makefile.am, [...]: Replace "GNU CC" with "GCC".
2003-05-24 Nathanael Nerode <neroden@gcc.gnu.org>
* libsupc++/Makefile.am, libsupc++/cxxabi.h, libsupc++/del_op.cc,
libsupc++/del_opnt.cc, libsupc++/del_opv.cc, libsupc++/del_opvnt.cc,
libsupc++/eh_alloc.cc, libsupc++/eh_aux_runtime.cc,
libsupc++/eh_catch.cc, libsupc++/eh_exception.cc,
libsupc++/eh_globals.cc, libsupc++/eh_personality.cc,
libsupc++/eh_term_handler.cc, libsupc++/eh_terminate.cc,
libsupc++/eh_throw.cc, libsupc++/eh_type.cc,
libsupc++/eh_unex_handler.cc, libsupc++/exception,
libsupc++/new, libsupc++/new_handler.cc, libsupc++/new_op.cc,
libsupc++/new_opnt.cc, libsupc++/new_opv.cc, libsupc++/new_opvnt.cc,
libsupc++/pure.cc, libsupc++/tinfo.cc, libsupc++/tinfo2.cc,
libsupc++/typeinfo, libsupc++/unwind-cxx.h, libsupc++/vec.cc:
Replace "GNU CC" with "GCC".
From-SVN: r67155
2003-05-24 18:22:03 +02:00
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// This file is part of GCC.
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2000-10-07 01:31:22 +02:00
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//
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Makefile.am, [...]: Replace "GNU CC" with "GCC".
2003-05-24 Nathanael Nerode <neroden@gcc.gnu.org>
* libsupc++/Makefile.am, libsupc++/cxxabi.h, libsupc++/del_op.cc,
libsupc++/del_opnt.cc, libsupc++/del_opv.cc, libsupc++/del_opvnt.cc,
libsupc++/eh_alloc.cc, libsupc++/eh_aux_runtime.cc,
libsupc++/eh_catch.cc, libsupc++/eh_exception.cc,
libsupc++/eh_globals.cc, libsupc++/eh_personality.cc,
libsupc++/eh_term_handler.cc, libsupc++/eh_terminate.cc,
libsupc++/eh_throw.cc, libsupc++/eh_type.cc,
libsupc++/eh_unex_handler.cc, libsupc++/exception,
libsupc++/new, libsupc++/new_handler.cc, libsupc++/new_op.cc,
libsupc++/new_opnt.cc, libsupc++/new_opv.cc, libsupc++/new_opvnt.cc,
libsupc++/pure.cc, libsupc++/tinfo.cc, libsupc++/tinfo2.cc,
libsupc++/typeinfo, libsupc++/unwind-cxx.h, libsupc++/vec.cc:
Replace "GNU CC" with "GCC".
From-SVN: r67155
2003-05-24 18:22:03 +02:00
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// GCC is free software; you can redistribute it and/or modify
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2000-10-07 01:31:22 +02:00
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// it under the terms of the GNU General Public License as published by
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2009-04-09 17:00:19 +02:00
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// the Free Software Foundation; either version 3, or (at your option)
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2000-10-07 01:31:22 +02:00
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// any later version.
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//
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Makefile.am, [...]: Replace "GNU CC" with "GCC".
2003-05-24 Nathanael Nerode <neroden@gcc.gnu.org>
* libsupc++/Makefile.am, libsupc++/cxxabi.h, libsupc++/del_op.cc,
libsupc++/del_opnt.cc, libsupc++/del_opv.cc, libsupc++/del_opvnt.cc,
libsupc++/eh_alloc.cc, libsupc++/eh_aux_runtime.cc,
libsupc++/eh_catch.cc, libsupc++/eh_exception.cc,
libsupc++/eh_globals.cc, libsupc++/eh_personality.cc,
libsupc++/eh_term_handler.cc, libsupc++/eh_terminate.cc,
libsupc++/eh_throw.cc, libsupc++/eh_type.cc,
libsupc++/eh_unex_handler.cc, libsupc++/exception,
libsupc++/new, libsupc++/new_handler.cc, libsupc++/new_op.cc,
libsupc++/new_opnt.cc, libsupc++/new_opv.cc, libsupc++/new_opvnt.cc,
libsupc++/pure.cc, libsupc++/tinfo.cc, libsupc++/tinfo2.cc,
libsupc++/typeinfo, libsupc++/unwind-cxx.h, libsupc++/vec.cc:
Replace "GNU CC" with "GCC".
From-SVN: r67155
2003-05-24 18:22:03 +02:00
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// GCC is distributed in the hope that it will be useful,
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2000-10-07 01:31:22 +02:00
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// but WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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// GNU General Public License for more details.
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//
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2009-04-09 17:00:19 +02:00
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// Under Section 7 of GPL version 3, you are granted additional
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// permissions described in the GCC Runtime Library Exception, version
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// 3.1, as published by the Free Software Foundation.
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// You should have received a copy of the GNU General Public License and
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// a copy of the GCC Runtime Library Exception along with this program;
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// see the files COPYING3 and COPYING.RUNTIME respectively. If not, see
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// <http://www.gnu.org/licenses/>.
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2000-10-07 01:31:22 +02:00
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2004-11-03 05:07:22 +01:00
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#include <bits/c++config.h>
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2011-01-15 01:27:10 +01:00
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#include <bits/exception_defines.h>
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2005-11-22 01:19:07 +01:00
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#include "new"
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2001-02-16 01:44:44 +01:00
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2000-10-07 01:31:22 +02:00
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using std::new_handler;
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using std::bad_alloc;
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2000-10-21 18:50:29 +02:00
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extern "C" void *malloc (std::size_t);
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2000-10-07 01:31:22 +02:00
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2004-11-03 04:00:00 +01:00
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_GLIBCXX_WEAK_DEFINITION void *
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2011-10-12 20:40:58 +02:00
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operator new (std::size_t sz, const std::nothrow_t&) _GLIBCXX_USE_NOEXCEPT
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2000-10-07 01:31:22 +02:00
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{
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void *p;
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/* malloc (0) is unpredictable; avoid it. */
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if (sz == 0)
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sz = 1;
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2014-05-17 19:47:36 +02:00
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2018-08-10 13:40:40 +02:00
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while ((p = malloc (sz)) == 0)
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2000-10-07 01:31:22 +02:00
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{
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2013-04-03 02:08:54 +02:00
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new_handler handler = std::get_new_handler ();
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2000-10-07 01:31:22 +02:00
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if (! handler)
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return 0;
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2009-09-29 02:15:30 +02:00
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__try
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2000-10-07 01:31:22 +02:00
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{
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handler ();
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}
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2009-09-29 02:15:30 +02:00
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__catch(const bad_alloc&)
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2000-10-07 01:31:22 +02:00
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{
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return 0;
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}
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}
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return p;
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}
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