gthr-posix.h (__gthread_active_p): Use __extension__ around cast from function pointer to void *.

	* gthr-posix.h (__gthread_active_p): Use __extension__ around cast
	from function pointer to void *.

From-SVN: r89336

gcc/ChangeLog

+2004-10-20  Mark Mitchell  <mark@codesourcery.com>
+
+	* gthr-posix.h (__gthread_active_p): Use __extension__ around cast
+	from function pointer to void *.
+
 2004-10-20  Kaz Kojima  <kkojima@gcc.gnu.org>
 
 	PR target/18032

gcc/gthr-posix.h

@@ -105,7 +105,8 @@ typedef pthread_mutex_t __gthread_recursive_mutex_t;
 static inline int
 __gthread_active_p (void)
 {
-  static void *const __gthread_active_ptr = (void *) &pthread_create;
+  static void *const __gthread_active_ptr 
+    = __extension__ (void *) &pthread_create;
   return __gthread_active_ptr != 0;
 }