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-rw-r--r--sys/sys/cdefs.h3
1 files changed, 2 insertions, 1 deletions
diff --git a/sys/sys/cdefs.h b/sys/sys/cdefs.h
index b17e415..25ba218 100644
--- a/sys/sys/cdefs.h
+++ b/sys/sys/cdefs.h
@@ -293,7 +293,8 @@
#elif defined(__COUNTER__)
#define _Static_assert(x, y) __Static_assert(x, __COUNTER__)
#define __Static_assert(x, y) ___Static_assert(x, y)
-#define ___Static_assert(x, y) typedef char __assert_ ## y[(x) ? 1 : -1]
+#define ___Static_assert(x, y) typedef char __assert_ ## y[(x) ? 1 : -1] \
+ __unused
#else
#define _Static_assert(x, y) struct __hack
#endif
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