/* TLS emulation.
- Copyright (C) 2006 Free Software Foundation, Inc.
+ Copyright (C) 2006, 2008, 2009 Free Software Foundation, Inc.
Contributed by Jakub Jelinek <jakub@redhat.com>.
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
+Software Foundation; either version 3, or (at your option) any later
version.
-In addition to the permissions in the GNU General Public License, the
-Free Software Foundation gives you unlimited permission to link the
-compiled version of this file into combinations with other programs,
-and to distribute those combinations without any restriction coming
-from the use of this file. (The General Public License restrictions
-do apply in other respects; for example, they cover modification of
-the file, and distribution when not linked into a combine
-executable.)
-
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. */
+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 "tconfig.h"
#include "tsystem.h"
if (__builtin_expect (arr == NULL, 0))
{
pointer size = offset + 32;
- arr = calloc (size, sizeof (void *));
+ arr = calloc (size + 1, sizeof (void *));
if (arr == NULL)
abort ();
arr->size = size;
__gthread_setspecific (emutls_key, (void *) arr);
}
- else if (__builtin_expect (offset >= arr->size, 0))
+ else if (__builtin_expect (offset > arr->size, 0))
{
pointer orig_size = arr->size;
pointer size = orig_size * 2;
- if (offset >= size)
+ if (offset > size)
size = offset + 32;
- arr = realloc (arr, size * sizeof (void *));
+ arr = realloc (arr, (size + 1) * sizeof (void *));
if (arr == NULL)
abort ();
arr->size = size;
- memset (arr->data + orig_size - 1, 0,
+ memset (arr->data + orig_size, 0,
(size - orig_size) * sizeof (void *));
__gthread_setspecific (emutls_key, (void *) arr);
}