* doc/invoke.texi: Add cpu_type power6.

[pf3gnuchains/gcc-fork.git] / gcc / tsystem.h

diff --git a/gcc/tsystem.h b/gcc/tsystem.h
index 7928b31..cbd21dc 100644 (file)
--- a/gcc/tsystem.h
+++ b/gcc/tsystem.h
@@ -1,6 +1,6 @@
 /* Get common system includes and various definitions and declarations
    based on target macros.
-   Copyright (C) 2000, 2001 Free Software Foundation, Inc.
+   Copyright (C) 2000, 2001, 2004, 2005 Free Software Foundation, Inc.
 
 This file is part of GCC.
 
@@ -16,8 +16,8 @@ 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, 59 Temple Place - Suite 330, Boston, MA
-02111-1307, USA.  */
+Software Foundation, 51 Franklin Street, Fifth Floor, Boston, MA
+02110-1301, USA.  */
 
 /* As a special exception, if you link this library with other files,
    some of which are compiled with GCC, to produce an executable,
@@ -117,4 +117,21 @@ extern int errno;
 #define NULL 0
 #endif
 
+/* GCC always provides __builtin_alloca(x).  */
+#undef alloca
+#define alloca(x) __builtin_alloca(x)
+
+#ifdef ENABLE_RUNTIME_CHECKING
+#define gcc_assert(EXPR) ((void)(!(EXPR) ? abort (), 0 : 0))
+#else
+/* Include EXPR, so that unused variable warnings do not occur.  */
+#define gcc_assert(EXPR) ((void)(0 && (EXPR)))
+#endif
+/* Use gcc_unreachable() to mark unreachable locations (like an
+   unreachable default case of a switch.  Do not use gcc_assert(0).  */
+#define gcc_unreachable() (abort ())
+
+/* Filename handling macros.  */
+#include "filenames.h"
+
 #endif /* ! GCC_TSYSTEM_H */