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m68k: Make gcc aware that BUG() does not return

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Use `__builtin_trap()' instead of `asm volatile("illegal")' in the m68k BUG()
macros (as suggested by Andrew Pinski), to kill warnings in code that assumes
BUG() does not return.

Signed-off-by: Geert Uytterhoeven <geert@linux-m68k.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
This commit is contained in:
Geert Uytterhoeven 2008-05-18 20:47:12 +02:00 committed by Linus Torvalds
parent eb4db450aa
commit e8006b060f
1 changed files with 2 additions and 2 deletions
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4
include/asm-m68k/bug.h
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@ -7,7 +7,7 @@
#ifndef CONFIG_SUN3 #ifndef CONFIG_SUN3
#define BUG() do { \ #define BUG() do { \
printk("kernel BUG at %s:%d!\n", __FILE__, __LINE__); \ printk("kernel BUG at %s:%d!\n", __FILE__, __LINE__); \
asm volatile("illegal"); \ __builtin_trap(); \
} while (0) } while (0)
#else #else
#define BUG() do { \ #define BUG() do { \
@ -17,7 +17,7 @@
#endif #endif
#else #else
#define BUG() do { \ #define BUG() do { \
asm volatile("illegal"); \ __builtin_trap(); \
} while (0) } while (0)
#endif #endif