[PATCH v4 2/13] compiler-gcc4.h: Reorder macros based upon gcc ver

Daniel Santos
2012-06-23T04:07:54Z

This helps to keep the file from getting confusing, removes one
duplicate version check and should encourage future editors to put new
macros where they belong.

Signed-off-by: Daniel Santos <daniel.santos@pobox.com>
---
include/linux/compiler-gcc4.h | 20 +++++++++++---------
1 files changed, 11 insertions(+), 9 deletions(-)

diff --git a/include/linux/compiler-gcc4.h b/include/linux/compiler-gcc4.h
index 10ce4fa..a334107 100644
--- a/include/linux/compiler-gcc4.h
+++ b/include/linux/compiler-gcc4.h
@@ -13,6 +13,10 @@
#define __must_check __attribute__((warn_unused_result))
#define __compiler_offsetof(a,b) __builtin_offsetof(a,b)

+#if __GNUC_MINOR__ > 0
+# define __compiletime_object_size(obj) __builtin_object_size(obj, 0)
+#endif
+
#if __GNUC_MINOR__ >= 3
/* Mark functions as cold. gcc will assume any path leading to a call
to them will be unlikely. This means a lot of manual unlikely()s
@@ -31,6 +35,12 @@

#define __linktime_error(message) __attribute__((__error__(message)))

+#ifndef __CHECKER__
+# define __compiletime_warning(message) __attribute__((warning(message)))
+# define __compiletime_error(message) __attribute__((error(message)))
+#endif /* __CHECKER__ */
+#endif /* __GNUC_MINOR__ >= 3 */
+
#if __GNUC_MINOR__ >= 5
/*
* Mark a position in code as unreachable. This can be used to
@@ -46,13 +56,5 @@
/* Mark a function definition as prohibited from being cloned. */
#define __noclone __attribute__((__noclone__))

-#endif
-#endif
+#endif /* __GNUC_MINOR__ >= 5 */

-#if __GNUC_MINOR__ > 0
-#define __compiletime_object_size(obj) __builtin_object_size(obj, 0)
-#endif
-#if __GNUC_MINOR__ >= 3 && !defined(__CHECKER__)
-#define __compiletime_warning(message) __attribute__((warning(message)))
-#define __compiletime_error(message) __attribute__((error(message)))
-#endif
--
1.7.3.4