darwin-crt-tm.c: Remove dummy _ITM_ functions.

libgcc:

	* config/darwin-crt-tm.c: Remove dummy _ITM_ functions.

From-SVN: r181764

libgcc/ChangeLog

+2011-11-27  Iain Sandoe  <iains@gcc.gnu.org>
+
+	* config/darwin-crt-tm.c: Remove dummy _ITM_ functions.
+
 2011-11-26  Richard Henderson  <rth@redhat.com>
 
 	* config/m68k/linux-atomic.c: New file.

libgcc/config/darwin-crt-tm.c

@@ -25,10 +25,6 @@ extern char * getsectdata (const char*,const char*,unsigned long*);
 
 #define WEAK __attribute__((weak))
 
-#ifndef ATTRIBUTE_UNUSED
-#define ATTRIBUTE_UNUSED __attribute__((unused))
-#endif
-
 extern void _ITM_registerTMCloneTable (void *, size_t) WEAK;
 extern void _ITM_deregisterTMCloneTable (void *) WEAK;
 
@@ -73,11 +69,4 @@ void __doTMdeRegistrations (void)
 
 }
 
-/* Provide dumy funcs for the weak ones - needed on most Darwin versions
-   for now.  */
-
-void _ITM_registerTMCloneTable (void *n ATTRIBUTE_UNUSED, size_t s ATTRIBUTE_UNUSED)
-{}
-void _ITM_deregisterTMCloneTable (void *n ATTRIBUTE_UNUSED)
-{}
 #endif