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compiler-gcc4.h: Reorder macros based upon gcc ver

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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>
Acked-by: David Rientjes <rientjes@google.com>
Acked-by: Borislav Petkov <bp@alien8.de>
Cc: Andi Kleen <ak@linux.intel.com>
Cc: Joe Perches <joe@perches.com>
Cc: Josh Triplett <josh@joshtriplett.org>
Cc: Paul Gortmaker <paul.gortmaker@windriver.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
This commit is contained in:
Daniel Santos 2013-02-21 16:41:32 -08:00 committed by Linus Torvalds
parent 53eb8c82d5
commit 6640dfdf6f
1 changed files with 11 additions and 9 deletions
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20
include/linux/compiler-gcc4.h
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@ -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
@ -33,6 +37,12 @@
#define __UNIQUE_ID(prefix) __PASTE(__PASTE(__UNIQUE_ID_, prefix), __COUNTER__)
#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
@ -48,8 +58,7 @@
/* Mark a function definition as prohibited from being cloned. */
#define __noclone __attribute__((__noclone__))
#endif
#endif
#endif /* __GNUC_MINOR__ >= 5 */
#if __GNUC_MINOR__ >= 6
/*
@ -58,13 +67,6 @@
#define __visible __attribute__((externally_visible))
#endif
#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
#ifdef CONFIG_ARCH_USE_BUILTIN_BSWAP
#if __GNUC_MINOR__ >= 4