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authorHeiko Schocher <hs@denx.de>2011-06-08 23:07:05 +0000
committerWolfgang Denk <wd@denx.de>2011-07-27 23:45:37 +0200
commitc00e17c7fe184c966e34ad48bf753c930ebac1df (patch)
tree33314a10f913b716429b5a468ec2da0ae19a0b6f /include/common.h
parentf7fb46a8f3c74ca49a0c372836e4a160085e95fe (diff)
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common: move BUILD_BUG_ON define to common.h
see discussion also here: http://patchwork.ozlabs.org/patch/75309/ Signed-off-by: Heiko Schocher <hs@denx.de> cc: Wolfgang Denk <wd@denx.de> cc: Holger Brunck <holger.brunck@keymile.com>
Diffstat (limited to 'include/common.h')
-rw-r--r--include/common.h3
1 files changed, 3 insertions, 0 deletions
diff --git a/include/common.h b/include/common.h
index 6061643..1572791 100644
--- a/include/common.h
+++ b/include/common.h
@@ -137,6 +137,9 @@ typedef volatile unsigned char vu_char;
#define BUG_ON(condition) do { if (unlikely((condition)!=0)) BUG(); } while(0)
#endif /* BUG */
+/* Force a compilation error if condition is true */
+#define BUILD_BUG_ON(condition) ((void)sizeof(char[1 - 2*!!(condition)]))
+
typedef void (interrupt_handler_t)(void *);
#include <asm/u-boot.h> /* boot information for Linux kernel */