svn commit: r237025 - head/sys/sys

[Jung-uk Kim]

Author: jkim
Date: Wed Jun 13 20:41:45 2012
New Revision: 237025
URL: http://svn.freebsd.org/changeset/base/237025

Log:
  Add a convenience macro for the fastcall attribute.
  
  MFC after:	2 weeks

Modified:
  head/sys/sys/cdefs.h

Modified: head/sys/sys/cdefs.h
==============================================================================
--- head/sys/sys/cdefs.h	Wed Jun 13 20:34:14 2012	(r237024)
+++ head/sys/sys/cdefs.h	Wed Jun 13 20:41:45 2012	(r237025)
@@ -293,6 +293,12 @@
 #define __nonnull(x)
 #endif
 
+#if __GNUC_PREREQ__(3, 4)
+#define	__fastcall	__attribute__((__fastcall__))
+#else
+#define	__fastcall
+#endif
+
 #if __GNUC_PREREQ__(4, 1)
 #define	__returns_twice	__attribute__((__returns_twice__))
 #else