From 42aaf0e7c4b9cf0fe9c18d218f291f12dd5b26a2 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?=D0=BD=D0=B0=D0=B1?= <nabijaczleweli@nabijaczleweli.xyz>
Date: Sun, 12 Dec 2021 15:14:00 +0100
Subject: [PATCH] libspl: ASSERT*: mark arguments as used
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Reviewed-by: Brian Behlendorf <behlendorf1@llnl.gov>
Signed-off-by: Ahelenia Ziemiańska <nabijaczleweli@nabijaczleweli.xyz>
Closes #12844
---
 include/os/freebsd/spl/sys/debug.h | 16 ++++++++--------
 include/os/linux/spl/sys/debug.h   | 16 ++++++++--------
 lib/libspl/include/assert.h        | 18 +++++++++---------
 3 files changed, 25 insertions(+), 25 deletions(-)

diff --git a/include/os/freebsd/spl/sys/debug.h b/include/os/freebsd/spl/sys/debug.h
index 1f820bc334..6a0c2fe079 100644
--- a/include/os/freebsd/spl/sys/debug.h
+++ b/include/os/freebsd/spl/sys/debug.h
@@ -133,14 +133,14 @@ void spl_dumpstack(void);
  */
 #ifdef NDEBUG
 
-#define	ASSERT(x)		((void)0)
-#define	ASSERT3B(x,y,z)		((void)0)
-#define	ASSERT3S(x,y,z)		((void)0)
-#define	ASSERT3U(x,y,z)		((void)0)
-#define	ASSERT3P(x,y,z)		((void)0)
-#define	ASSERT0(x)		((void)0)
-#define	IMPLY(A, B)		((void)0)
-#define	EQUIV(A, B)		((void)0)
+#define	ASSERT(x)		((void)sizeof(x))
+#define	ASSERT3B(x,y,z)		((void)sizeof(x), (void)sizeof(z))
+#define	ASSERT3S(x,y,z)		((void)sizeof(x), (void)sizeof(z))
+#define	ASSERT3U(x,y,z)		((void)sizeof(x), (void)sizeof(z))
+#define	ASSERT3P(x,y,z)		((void)sizeof(x), (void)sizeof(z))
+#define	ASSERT0(x)		((void)sizeof(x))
+#define	IMPLY(A, B)		((void)sizeof(A), (void)sizeof(B))
+#define	EQUIV(A, B)		((void)sizeof(A), (void)sizeof(B))
 
 /*
  * Debugging enabled (--enable-debug)
diff --git a/include/os/linux/spl/sys/debug.h b/include/os/linux/spl/sys/debug.h
index dc6b85eebf..e3cbf62d13 100644
--- a/include/os/linux/spl/sys/debug.h
+++ b/include/os/linux/spl/sys/debug.h
@@ -133,14 +133,14 @@ void spl_dumpstack(void);
  */
 #ifdef NDEBUG
 
-#define	ASSERT(x)		((void)0)
-#define	ASSERT3B(x,y,z)		((void)0)
-#define	ASSERT3S(x,y,z)		((void)0)
-#define	ASSERT3U(x,y,z)		((void)0)
-#define	ASSERT3P(x,y,z)		((void)0)
-#define	ASSERT0(x)		((void)0)
-#define	IMPLY(A, B)		((void)0)
-#define	EQUIV(A, B)		((void)0)
+#define	ASSERT(x)		((void)sizeof(x))
+#define	ASSERT3B(x,y,z)		((void)sizeof(x), (void)sizeof(z))
+#define	ASSERT3S(x,y,z)		((void)sizeof(x), (void)sizeof(z))
+#define	ASSERT3U(x,y,z)		((void)sizeof(x), (void)sizeof(z))
+#define	ASSERT3P(x,y,z)		((void)sizeof(x), (void)sizeof(z))
+#define	ASSERT0(x)		((void)sizeof(x))
+#define	IMPLY(A, B)		((void)sizeof(A), (void)sizeof(B))
+#define	EQUIV(A, B)		((void)sizeof(A), (void)sizeof(B))
 
 /*
  * Debugging enabled (--enable-debug)
diff --git a/lib/libspl/include/assert.h b/lib/libspl/include/assert.h
index 84dbccdc4a..2a6e8a1e4e 100644
--- a/lib/libspl/include/assert.h
+++ b/lib/libspl/include/assert.h
@@ -120,15 +120,15 @@ do {									\
 	__compile_time_assertion__ ## y[(x) ? 1 : -1]
 
 #ifdef NDEBUG
-#define	ASSERT3B(x, y, z)	((void)0)
-#define	ASSERT3S(x, y, z)	((void)0)
-#define	ASSERT3U(x, y, z)	((void)0)
-#define	ASSERT3P(x, y, z)	((void)0)
-#define	ASSERT0(x)		((void)0)
-#define	ASSERT(x)		((void)0)
-#define	assert(x)		((void)0)
-#define	IMPLY(A, B)		((void)0)
-#define	EQUIV(A, B)		((void)0)
+#define	ASSERT3B(x, y, z)	((void) sizeof (x), (void) sizeof (z))
+#define	ASSERT3S(x, y, z)	((void) sizeof (x), (void) sizeof (z))
+#define	ASSERT3U(x, y, z)	((void) sizeof (x), (void) sizeof (z))
+#define	ASSERT3P(x, y, z)	((void) sizeof (x), (void) sizeof (z))
+#define	ASSERT0(x)		((void) sizeof (x))
+#define	ASSERT(x)		((void) sizeof (x))
+#define	assert(x)		((void) sizeof (x))
+#define	IMPLY(A, B)		((void) sizeof (A), (void) sizeof (B))
+#define	EQUIV(A, B)		((void) sizeof (A), (void) sizeof (B))
 #else
 #define	ASSERT3B	VERIFY3B
 #define	ASSERT3S	VERIFY3S