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Date:      Fri, 30 Dec 2011 13:17:00 +0000 (UTC)
From:      Dimitry Andric <dim@FreeBSD.org>
To:        src-committers@freebsd.org, svn-src-all@freebsd.org, svn-src-head@freebsd.org
Subject:   svn commit: r228994 - in head/sys: conf modules/ipfilter modules/nxge modules/xfs
Message-ID:  <201112301317.pBUDH0Bc014870@svn.freebsd.org>

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Author: dim
Date: Fri Dec 30 13:16:59 2011
New Revision: 228994
URL: http://svn.freebsd.org/changeset/base/228994

Log:
  Disable several instances instances of clang's -Wself-assign warning.
  All of these are harmless, and are in fact used to shut up warnings from
  lint.
  
  While here, remove -Wno-missing-prototypes from the xfs module
  Makefile, as I could not reproduce those warnings either with gcc or
  clang.
  
  MFC after:	1 week

Modified:
  head/sys/conf/files
  head/sys/conf/kern.mk
  head/sys/modules/ipfilter/Makefile
  head/sys/modules/nxge/Makefile
  head/sys/modules/xfs/Makefile

Modified: head/sys/conf/files
==============================================================================
--- head/sys/conf/files	Fri Dec 30 11:11:54 2011	(r228993)
+++ head/sys/conf/files	Fri Dec 30 13:16:59 2011	(r228994)
@@ -304,7 +304,7 @@ contrib/dev/acpica/utilities/utxface.c		
 contrib/dev/acpica/utilities/utxferror.c	optional acpi
 #contrib/dev/acpica/utilities/utxfmutex.c	optional acpi
 contrib/ipfilter/netinet/fil.c	optional ipfilter inet \
-	compile-with "${NORMAL_C} -I$S/contrib/ipfilter"
+	compile-with "${NORMAL_C} ${NO_WSELF_ASSIGN} -I$S/contrib/ipfilter"
 contrib/ipfilter/netinet/ip_auth.c optional ipfilter inet \
 	compile-with "${NORMAL_C} -I$S/contrib/ipfilter"
 contrib/ipfilter/netinet/ip_fil_freebsd.c optional ipfilter inet \
@@ -316,11 +316,11 @@ contrib/ipfilter/netinet/ip_log.c option
 contrib/ipfilter/netinet/ip_nat.c optional ipfilter inet \
 	compile-with "${NORMAL_C} -I$S/contrib/ipfilter"
 contrib/ipfilter/netinet/ip_proxy.c optional ipfilter inet \
-	compile-with "${NORMAL_C} -I$S/contrib/ipfilter"
+	compile-with "${NORMAL_C} ${NO_WSELF_ASSIGN} -I$S/contrib/ipfilter"
 contrib/ipfilter/netinet/ip_state.c optional ipfilter inet \
 	compile-with "${NORMAL_C} -I$S/contrib/ipfilter"
 contrib/ipfilter/netinet/ip_lookup.c optional ipfilter inet \
-	compile-with "${NORMAL_C} -Wno-error -I$S/contrib/ipfilter"
+	compile-with "${NORMAL_C} ${NO_WSELF_ASSIGN} -Wno-error -I$S/contrib/ipfilter"
 contrib/ipfilter/netinet/ip_pool.c optional ipfilter inet \
 	compile-with "${NORMAL_C} -I$S/contrib/ipfilter"
 contrib/ipfilter/netinet/ip_htable.c optional ipfilter inet \
@@ -1522,17 +1522,25 @@ dev/ncv/ncr53c500.c		optional ncv
 dev/ncv/ncr53c500_pccard.c	optional ncv pccard
 dev/netmap/netmap.c		optional netmap
 dev/nge/if_nge.c		optional nge
-dev/nxge/if_nxge.c		optional nxge
-dev/nxge/xgehal/xgehal-device.c	optional nxge
+dev/nxge/if_nxge.c		optional nxge \
+	compile-with "${NORMAL_C} ${NO_WSELF_ASSIGN}"
+dev/nxge/xgehal/xgehal-device.c	optional nxge \
+	compile-with "${NORMAL_C} ${NO_WSELF_ASSIGN}"
 dev/nxge/xgehal/xgehal-mm.c	optional nxge
 dev/nxge/xgehal/xge-queue.c	optional nxge
-dev/nxge/xgehal/xgehal-driver.c	optional nxge
-dev/nxge/xgehal/xgehal-ring.c	optional nxge
-dev/nxge/xgehal/xgehal-channel.c	optional nxge
-dev/nxge/xgehal/xgehal-fifo.c	optional nxge
-dev/nxge/xgehal/xgehal-stats.c	optional nxge
+dev/nxge/xgehal/xgehal-driver.c	optional nxge \
+	compile-with "${NORMAL_C} ${NO_WSELF_ASSIGN}"
+dev/nxge/xgehal/xgehal-ring.c	optional nxge \
+	compile-with "${NORMAL_C} ${NO_WSELF_ASSIGN}"
+dev/nxge/xgehal/xgehal-channel.c	optional nxge \
+	compile-with "${NORMAL_C} ${NO_WSELF_ASSIGN}"
+dev/nxge/xgehal/xgehal-fifo.c	optional nxge \
+	compile-with "${NORMAL_C} ${NO_WSELF_ASSIGN}"
+dev/nxge/xgehal/xgehal-stats.c	optional nxge \
+	compile-with "${NORMAL_C} ${NO_WSELF_ASSIGN}"
 dev/nxge/xgehal/xgehal-config.c	optional nxge
-dev/nxge/xgehal/xgehal-mgmt.c	optional nxge
+dev/nxge/xgehal/xgehal-mgmt.c	optional nxge \
+	compile-with "${NORMAL_C} ${NO_WSELF_ASSIGN}"
 dev/nmdm/nmdm.c			optional nmdm
 dev/nsp/nsp.c			optional nsp
 dev/nsp/nsp_pccard.c		optional nsp pccard
@@ -3478,7 +3486,7 @@ gnu/fs/xfs/FreeBSD/xfs_sysctl.c	optional
 gnu/fs/xfs/FreeBSD/xfs_fs_subr.c	optional xfs \
 	compile-with "${NORMAL_C} -I$S/gnu/fs/xfs/FreeBSD -I$S/gnu/fs/xfs/FreeBSD/support -I$S/gnu/fs/xfs"
 gnu/fs/xfs/FreeBSD/xfs_ioctl.c	optional xfs \
-	compile-with "${NORMAL_C} -I$S/gnu/fs/xfs/FreeBSD -I$S/gnu/fs/xfs/FreeBSD/support -I$S/gnu/fs/xfs"
+	compile-with "${NORMAL_C} ${NO_WSELF_ASSIGN} -I$S/gnu/fs/xfs/FreeBSD -I$S/gnu/fs/xfs/FreeBSD/support -I$S/gnu/fs/xfs"
 gnu/fs/xfs/FreeBSD/support/debug.c	optional xfs \
 	compile-with "${NORMAL_C} -I$S/gnu/fs/xfs/FreeBSD -I$S/gnu/fs/xfs/FreeBSD/support -I$S/gnu/fs/xfs"
 gnu/fs/xfs/FreeBSD/support/ktrace.c	optional xfs \

Modified: head/sys/conf/kern.mk
==============================================================================
--- head/sys/conf/kern.mk	Fri Dec 30 11:11:54 2011	(r228993)
+++ head/sys/conf/kern.mk	Fri Dec 30 13:16:59 2011	(r228994)
@@ -21,6 +21,7 @@ NO_WARRAY_BOUNDS=		-Wno-array-bounds
 NO_WSHIFT_COUNT_NEGATIVE=	-Wno-shift-count-negative
 NO_WSHIFT_COUNT_OVERFLOW=	-Wno-shift-count-overflow
 NO_WUNUSED_VALUE=		-Wno-unused-value
+NO_WSELF_ASSIGN=		-Wno-self-assign
 # Several other warnings which might be useful in some cases, but not severe
 # enough to error out the whole kernel build.  Display them anyway, so there is
 # some incentive to fix them eventually.

Modified: head/sys/modules/ipfilter/Makefile
==============================================================================
--- head/sys/modules/ipfilter/Makefile	Fri Dec 30 11:11:54 2011	(r228993)
+++ head/sys/modules/ipfilter/Makefile	Fri Dec 30 13:16:59 2011	(r228994)
@@ -26,3 +26,8 @@ CFLAGS+= -DIPFILTER=1 -DIPFILTER_LKM -DI
 #
 
 .include <bsd.kmod.mk>
+
+CWARNFLAGS.fil.c=		${NO_WSELF_ASSIGN}
+CWARNFLAGS.ip_proxy.c=		${NO_WSELF_ASSIGN}
+CWARNFLAGS.ip_lookup.c=		${NO_WSELF_ASSIGN}
+CWARNFLAGS+=			${CWARNFLAGS.${.IMPSRC:T}}

Modified: head/sys/modules/nxge/Makefile
==============================================================================
--- head/sys/modules/nxge/Makefile	Fri Dec 30 11:11:54 2011	(r228993)
+++ head/sys/modules/nxge/Makefile	Fri Dec 30 13:16:59 2011	(r228994)
@@ -39,3 +39,13 @@ SRCS+=  xgehal-mgmt.c
 SRCS+=  device_if.h bus_if.h pci_if.h
 
 .include <bsd.kmod.mk>
+
+CWARNFLAGS.if_nxge.c=		${NO_WSELF_ASSIGN}
+CWARNFLAGS.xgehal-device.c=	${NO_WSELF_ASSIGN}
+CWARNFLAGS.xgehal-driver.c=	${NO_WSELF_ASSIGN}
+CWARNFLAGS.xgehal-ring.c=	${NO_WSELF_ASSIGN}
+CWARNFLAGS.xgehal-channel.c=	${NO_WSELF_ASSIGN}
+CWARNFLAGS.xgehal-fifo.c=	${NO_WSELF_ASSIGN}
+CWARNFLAGS.xgehal-stats.c=	${NO_WSELF_ASSIGN}
+CWARNFLAGS.xgehal-mgmt.c=	${NO_WSELF_ASSIGN}
+CWARNFLAGS+=			${CWARNFLAGS.${.IMPSRC:T}}

Modified: head/sys/modules/xfs/Makefile
==============================================================================
--- head/sys/modules/xfs/Makefile	Fri Dec 30 11:11:54 2011	(r228993)
+++ head/sys/modules/xfs/Makefile	Fri Dec 30 13:16:59 2011	(r228994)
@@ -86,8 +86,5 @@ CFLAGS+= -I${.CURDIR}/../../gnu/fs/xfs/F
 	 -I${.CURDIR}/../../gnu/fs/xfs/FreeBSD/support \
 	 -I${.CURDIR}/../../gnu/fs/xfs
 
-#
-# XFS sources trigger missing-prototypes warnings.
-# Disable them here.
-#
-CWARNFLAGS+= -Wno-missing-prototypes
+CWARNFLAGS.xfs_ioctl.c=		${NO_WSELF_ASSIGN}
+CWARNFLAGS+=			${CWARNFLAGS.${.IMPSRC:T}}



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