From 63e13fa011e6a365979aa777752c00b7f2e49127 Mon Sep 17 00:00:00 2001
From: Jeremy Kerr <jk@ozlabs.org>
Date: Mon, 21 Oct 2013 14:00:14 +0800
Subject: lib/util: Add build_assert()

Signed-off-by: Jeremy Kerr <jk@ozlabs.org>
---
 lib/util/util.h | 3 +++
 1 file changed, 3 insertions(+)

(limited to 'lib/util')

diff --git a/lib/util/util.h b/lib/util/util.h
index 8c08dc5..ba5ea4f 100644
--- a/lib/util/util.h
+++ b/lib/util/util.h
@@ -44,5 +44,8 @@
 		_max_a > _max_b ? _max_a : _max_b;	\
 		})
 
+#define build_assert(x) \
+	do { (void)sizeof(char[(x)?1:-1]); } while (0)
+
 #endif /* UTIL_H */
 
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