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* [PATCH] x86: fix build with older gcc
@ 2016-10-24 15:00 Jan Beulich
  2016-10-25 10:31 ` [tip:x86/urgent] x86/build: Fix build with older GCC versions tip-bot for Jan Beulich
  0 siblings, 1 reply; 2+ messages in thread
From: Jan Beulich @ 2016-10-24 15:00 UTC (permalink / raw)
  To: mingo, tglx, hpa; +Cc: linux-kernel, Valdis.Kletnieks

Older gcc (observed with 4.1.x) doesn't support -Wno-override-init and
also doesn't ignore unknown -Wno-* options.

Fixes: 5e44258d16 "x86/build: Reduce the W=1 warnings noise when compiling x86 syscall tables"
Signed-off-by: Jan Beulich <jbeulich@suse.com>
Cc: Valdis Kletnieks <valdis.kletnieks@vt.edu> 
---
 arch/x86/entry/Makefile |    4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

--- 4.9-rc2/arch/x86/entry/Makefile
+++ 4.9-rc2-x86-entry-build/arch/x86/entry/Makefile
@@ -5,8 +5,8 @@
 OBJECT_FILES_NON_STANDARD_entry_$(BITS).o   := y
 OBJECT_FILES_NON_STANDARD_entry_64_compat.o := y
 
-CFLAGS_syscall_64.o		+= -Wno-override-init
-CFLAGS_syscall_32.o		+= -Wno-override-init
+CFLAGS_syscall_64.o		+= $(call cc-option,-Wno-override-init,)
+CFLAGS_syscall_32.o		+= $(call cc-option,-Wno-override-init,)
 obj-y				:= entry_$(BITS).o thunk_$(BITS).o syscall_$(BITS).o
 obj-y				+= common.o
 

^ permalink raw reply	[flat|nested] 2+ messages in thread

* [tip:x86/urgent] x86/build: Fix build with older GCC versions
  2016-10-24 15:00 [PATCH] x86: fix build with older gcc Jan Beulich
@ 2016-10-25 10:31 ` tip-bot for Jan Beulich
  0 siblings, 0 replies; 2+ messages in thread
From: tip-bot for Jan Beulich @ 2016-10-25 10:31 UTC (permalink / raw)
  To: linux-tip-commits
  Cc: hpa, mingo, jbeulich, torvalds, valdis.kletnieks, linux-kernel,
	peterz, tglx, JBeulich

Commit-ID:  a2209b742e6cf978b85d4f31a25a269c3d3b062b
Gitweb:     http://git.kernel.org/tip/a2209b742e6cf978b85d4f31a25a269c3d3b062b
Author:     Jan Beulich <JBeulich@suse.com>
AuthorDate: Mon, 24 Oct 2016 09:00:12 -0600
Committer:  Ingo Molnar <mingo@kernel.org>
CommitDate: Tue, 25 Oct 2016 11:44:25 +0200

x86/build: Fix build with older GCC versions

Older GCC (observed with 4.1.x) doesn't support -Wno-override-init and
also doesn't ignore unknown -Wno-* options.

Signed-off-by: Jan Beulich <jbeulich@suse.com>
Cc: Linus Torvalds <torvalds@linux-foundation.org>
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: Thomas Gleixner <tglx@linutronix.de>
Cc: Valdis Kletnieks <valdis.kletnieks@vt.edu>
Cc: Valdis.Kletnieks@vt.edu
Fixes: 5e44258d16 "x86/build: Reduce the W=1 warnings noise when compiling x86 syscall tables"
Link: http://lkml.kernel.org/r/580E3E1C02000078001191C4@prv-mh.provo.novell.com
Signed-off-by: Ingo Molnar <mingo@kernel.org>
---
 arch/x86/entry/Makefile | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/arch/x86/entry/Makefile b/arch/x86/entry/Makefile
index 77f28ce..9976fce 100644
--- a/arch/x86/entry/Makefile
+++ b/arch/x86/entry/Makefile
@@ -5,8 +5,8 @@
 OBJECT_FILES_NON_STANDARD_entry_$(BITS).o   := y
 OBJECT_FILES_NON_STANDARD_entry_64_compat.o := y
 
-CFLAGS_syscall_64.o		+= -Wno-override-init
-CFLAGS_syscall_32.o		+= -Wno-override-init
+CFLAGS_syscall_64.o		+= $(call cc-option,-Wno-override-init,)
+CFLAGS_syscall_32.o		+= $(call cc-option,-Wno-override-init,)
 obj-y				:= entry_$(BITS).o thunk_$(BITS).o syscall_$(BITS).o
 obj-y				+= common.o
 

^ permalink raw reply related	[flat|nested] 2+ messages in thread

end of thread, other threads:[~2016-10-25 10:32 UTC | newest]

Thread overview: 2+ messages (download: mbox.gz / follow: Atom feed)
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2016-10-24 15:00 [PATCH] x86: fix build with older gcc Jan Beulich
2016-10-25 10:31 ` [tip:x86/urgent] x86/build: Fix build with older GCC versions tip-bot for Jan Beulich

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