1 // Support routines for the -*- C++ -*- dynamic memory management.
3 // Copyright (C) 1997, 1998, 1999, 2000, 2001, 2002, 2004, 2009, 2011
4 // Free Software Foundation
6 // This file is part of GCC.
8 // GCC is free software; you can redistribute it and/or modify
9 // it under the terms of the GNU General Public License as published by
10 // the Free Software Foundation; either version 3, or (at your option)
13 // GCC is distributed in the hope that it will be useful,
14 // but WITHOUT ANY WARRANTY; without even the implied warranty of
15 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
16 // GNU General Public License for more details.
18 // Under Section 7 of GPL version 3, you are granted additional
19 // permissions described in the GCC Runtime Library Exception, version
20 // 3.1, as published by the Free Software Foundation.
22 // You should have received a copy of the GNU General Public License and
23 // a copy of the GCC Runtime Library Exception along with this program;
24 // see the files COPYING3 and COPYING.RUNTIME respectively. If not, see
25 // <http://www.gnu.org/licenses/>.
27 #include <bits/c++config.h>
29 #include <bits/exception_defines.h>
32 using std::new_handler
;
37 // A freestanding C runtime may not provide "malloc" -- but there is no
38 // other reasonable way to implement "operator new".
39 extern "C" void *malloc (std::size_t);
42 extern new_handler __new_handler
;
44 _GLIBCXX_WEAK_DEFINITION
void *
45 operator new (std::size_t sz
) _GLIBCXX_THROW (std::bad_alloc
)
49 /* malloc (0) is unpredictable; avoid it. */
52 p
= (void *) malloc (sz
);
55 new_handler handler
= __new_handler
;
63 p
= (void *) malloc (sz
);