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authorRainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>2011-08-05 12:14:55 +0000
committerRainer Orth <ro@gcc.gnu.org>2011-08-05 12:14:55 +0000
commit96c891b30a01cfead4d47530d1a2d78ebff13e1a (patch)
treea6aa7c82d0e8fc5c11cee0e12efa5f9ad81526cd /gcc/tsystem.h
parent2aacf3c3fc05f89c772053a0c5eed704fba89891 (diff)
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tsystem.h (CONST_CAST2, CONST_CAST): Define.
gcc: * tsystem.h (CONST_CAST2, CONST_CAST): Define. gcc/ada: * init.c [__alpha__ && __osf__] (__gnat_error_handler): Use CONST_CAST. From-SVN: r177427
Diffstat (limited to 'gcc/tsystem.h')
-rw-r--r--gcc/tsystem.h6
1 files changed, 5 insertions, 1 deletions
diff --git a/gcc/tsystem.h b/gcc/tsystem.h
index fc7713c..3a5f3c6 100644
--- a/gcc/tsystem.h
+++ b/gcc/tsystem.h
@@ -1,6 +1,7 @@
/* Get common system includes and various definitions and declarations
based on target macros.
- Copyright (C) 2000, 2001, 2004, 2005, 2009 Free Software Foundation, Inc.
+ Copyright (C) 2000, 2001, 2004, 2005, 2009, 2011
+ Free Software Foundation, Inc.
This file is part of GCC.
@@ -128,6 +129,9 @@ extern int errno;
unreachable default case of a switch. Do not use gcc_assert(0). */
#define gcc_unreachable() (abort ())
+#define CONST_CAST2(TOTYPE,FROMTYPE,X) ((__extension__(union {FROMTYPE _q; TOTYPE _nq;})(X))._nq)
+#define CONST_CAST(TYPE,X) CONST_CAST2(TYPE, const TYPE, (X))
+
/* Filename handling macros. */
#include "filenames.h"