From 9badf4bdbee1b45086f9430940ce408ec11608d2 Mon Sep 17 00:00:00 2001
From: emaste <emaste@FreeBSD.org>
Date: Fri, 5 Sep 2008 15:24:54 +0000
Subject: Add a note that CTASSERT() should not be used in header files.

---
 share/man/man9/CTASSERT.9 | 10 +++++++++-
 1 file changed, 9 insertions(+), 1 deletion(-)

(limited to 'share/man/man9/CTASSERT.9')

diff --git a/share/man/man9/CTASSERT.9 b/share/man/man9/CTASSERT.9
index 5c9d30e..db1ad49 100644
--- a/share/man/man9/CTASSERT.9
+++ b/share/man/man9/CTASSERT.9
@@ -26,7 +26,7 @@
 .\"
 .\" $FreeBSD$
 .\"
-.Dd May 15, 2003
+.Dd September 5, 2008
 .Os
 .Dt CTASSERT 9
 .Sh NAME
@@ -48,6 +48,14 @@ The
 macro is useful for asserting the size or alignment of important
 data structures and variables during compilation, which would
 otherwise cause the code to fail at run time.
+.Sh IMPLEMENTATION NOTES
+The
+.Fn CTASSERT
+macro should not be used in a header file.
+It is implemented using a dummy typedef, with a name (based on line number)
+that may conflict with a
+.Fn CTASSERT
+in a source file including that header.
 .Sh EXAMPLES
 Assert that the size of the
 .Vt uuid
-- 
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