linux-kernel - [PATCH 2/2] parser: define __builtin

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Date:	Sat, 10 Jul 2010 10:39:22 +0200
From:	Jiri Slaby <jslaby@...e.cz>
To:	christ.li@...il.com
Cc:	jirislaby@...il.com, Larry Finger <Larry.Finger@...inger.net>,
	linux-kernel@...r.kernel.org, linux-sparse@...r.kernel.org,
	Jiri Slaby <jslaby@...e.cz>
Subject: [PATCH 2/2] parser: define __builtin_unreachable

Gcc 4.5 defines
extern void __builtin_unreachable(void);
so, add it also to sparse.

Signed-off-by: Jiri Slaby <jslaby@...e.cz>
---
 lib.c |    1 +
 1 files changed, 1 insertions(+), 0 deletions(-)

diff --git a/lib.c b/lib.c
index a218bfc..ae6a20c 100644
--- a/lib.c
+++ b/lib.c
@@ -740,6 +740,7 @@ void declare_builtin_functions(void)
 	add_pre_buffer ("extern char * __builtin___strncpy_chk(char *, const char *, __SIZE_TYPE__, __SIZE_TYPE__);\n");
 	add_pre_buffer ("extern int __builtin___vsprintf_chk(char *, int, __SIZE_TYPE__, const char *, __builtin_va_list);\n");
 	add_pre_buffer ("extern int __builtin___vsnprintf_chk(char *, __SIZE_TYPE__, int, __SIZE_TYPE__, const char *, __builtin_va_list ap);\n");
+	add_pre_buffer ("extern void __builtin_unreachable(void);\n");
 }
 
 void create_builtin_stream(void)
-- 
1.7.1


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