This patch suppress some compiler warnings (if CONFIG_BUG=n)
"warning: control reaches end of non-void function"
Plus now gcc can throw out some dead code.
bloat-o-meter: add/remove: 1/1 grow/shrink: 68/173 up/down: 1569/-5607 (-4038)
Signed-off-by: Konstantin Khlebnikov <khlebnikov@xxxxxxxxxx>
---
include/asm-generic/bug.h | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/include/asm-generic/bug.h b/include/asm-generic/bug.h
index aadb6fc..0b08199 100644
--- a/include/asm-generic/bug.h
+++ b/include/asm-generic/bug.h
@@ -108,7 +108,7 @@ extern void warn_slowpath_null(const char *file, const int line);
#else /* !CONFIG_BUG */
#ifndef HAVE_ARCH_BUG
-#define BUG() do {} while(0)
+#define BUG() unreachable()
#endif
#ifndef HAVE_ARCH_BUG_ON
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