Imported gcc-4.4.3

[msp430-gcc.git] / libssp / ssp-local.c

diff --git a/libssp/ssp-local.c b/libssp/ssp-local.c
new file mode 100644 (file)
index 0000000..19f9d8c
--- /dev/null
+++ b/libssp/ssp-local.c
@@ -0,0 +1,50 @@
+/* Stack protector support.
+   Copyright (C) 2005, 2009 Free Software Foundation, Inc.
+
+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 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.
+
+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 "config.h"
+
+extern void __stack_chk_fail (void);
+
+/* Some targets can avoid loading a GP for calls to hidden functions.
+   Using this entry point may avoid the load of a GP entirely for the
+   function, making the overall code smaller.  */
+
+#ifdef HAVE_HIDDEN_VISIBILITY
+void
+__attribute__((visibility ("hidden")))
+__stack_chk_fail_local (void)
+{
+  __stack_chk_fail ();
+}
+#endif