From 47ddbfae278b617a01976db667b8f4b4c4155755 Mon Sep 17 00:00:00 2001
From: Martin Matuska <mm@FreeBSD.org>
Date: Fri, 11 Jun 2021 01:31:56 +0200
Subject: [PATCH] zfs: unbreak build with clang 12

Change -Wno-error-atomic-alignment to -Wno-error=atomic-alignment
in the Makefile of libspl.

Reported by:	Ed Maste <emaste@FreeBSD.org>
Fix by:		Alexander Richardson <arichardson@FreeBSD.org>
---
 cddl/lib/libspl/Makefile | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/cddl/lib/libspl/Makefile b/cddl/lib/libspl/Makefile
index f565683fba4e..59e0a7c51834 100644
--- a/cddl/lib/libspl/Makefile
+++ b/cddl/lib/libspl/Makefile
@@ -41,6 +41,6 @@ CFLAGS+= -I${SRCTOP}/sys/contrib/openzfs/module/icp/include
 CFLAGS+= -include ${SRCTOP}/sys/contrib/openzfs/include/os/freebsd/spl/sys/ccompile.h
 CFLAGS+= -DHAVE_ISSETUGID
 CFLAGS+= -include ${SRCTOP}/sys/modules/zfs/zfs_config.h
-CFLAGS.atomic.c+=	-Wno-error-atomic-alignment
+CFLAGS.atomic.c+=	-Wno-error=atomic-alignment
 
 .include <bsd.lib.mk>