1 // Support routines for the -*- C++ -*- dynamic memory management.
2 // Copyright (C) 1997, 1998 Free Software Foundation
4 // This file is part of GNU CC.
6 // GNU CC is free software; you can redistribute it and/or modify
7 // it under the terms of the GNU General Public License as published by
8 // the Free Software Foundation; either version 2, or (at your option)
11 // GNU CC is distributed in the hope that it will be useful,
12 // but WITHOUT ANY WARRANTY; without even the implied warranty of
13 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14 // GNU General Public License for more details.
16 // You should have received a copy of the GNU General Public License
17 // along with GNU CC; see the file COPYING. If not, write to
18 // the Free Software Foundation, 59 Temple Place - Suite 330,
19 // Boston, MA 02111-1307, USA.
21 // As a special exception, if you link this library with other files,
22 // some of which are compiled with GCC, to produce an executable,
23 // this library does not by itself cause the resulting executable
24 // to be covered by the GNU General Public License.
25 // This exception does not however invalidate any other reasons why
26 // the executable file might be covered by the GNU General Public License.
29 using std::new_handler;
32 extern "C" void *malloc (size_t);
33 extern new_handler __new_handler;
36 x __attribute__ ((weak)); \
40 WEAK (void * operator new (size_t sz, const std::nothrow_t&) throw())
44 /* malloc (0) is unpredictable; avoid it. */
47 p = (void *) malloc (sz);
50 new_handler handler = __new_handler;
62 p = (void *) malloc (sz);
70 WEAK (void * operator new (size_t sz) throw (std::bad_alloc))
74 /* malloc (0) is unpredictable; avoid it. */
77 p = (void *) malloc (sz);
80 new_handler handler = __new_handler;
84 p = (void *) malloc (sz);