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From: Frans Pop <elendil@planet.nl>
To: linux-kernel@vger.kernel.org
Cc: linux-kbuild@vger.kernel.org, Ingo Molnar <mingo@elte.hu>,
	x86@kernel.org
Subject: [PATCH] x86: minor Makefile simplification through use of cc-ifversion
Date: Thu, 23 Jul 2009 20:56:27 +0200	[thread overview]
Message-ID: <200907232056.28635.elendil@planet.nl> (raw)

Signed-off-by: Frans Pop <elendil@planet.nl>
---

Change was suggested by Sam Ravnborg; see http://lkml.org/lkml/2009/7/18/15.
Tested to work correctly.

diff --git a/arch/x86/Makefile b/arch/x86/Makefile
index 1b68659..1f3851a 100644
--- a/arch/x86/Makefile
+++ b/arch/x86/Makefile
@@ -32,8 +32,8 @@ ifeq ($(CONFIG_X86_32),y)
 
         # Disable unit-at-a-time mode on pre-gcc-4.0 compilers, it makes gcc use
         # a lot more stack due to the lack of sharing of stacklots:
-        KBUILD_CFLAGS += $(shell if [ $(call cc-version) -lt 0400 ] ; then \
-                echo $(call cc-option,-fno-unit-at-a-time); fi ;)
+        KBUILD_CFLAGS += $(call cc-ifversion, -lt, 0400, \
+				$(call cc-option,-fno-unit-at-a-time))
 
         # CPU-specific tuning. Anything which can be shared with UML should go here.
         include $(srctree)/arch/x86/Makefile_32.cpu

             reply	other threads:[~2009-07-23 18:56 UTC|newest]

Thread overview: 4+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2009-07-23 18:56 Frans Pop [this message]
2009-07-23 21:25 ` Sam Ravnborg
2009-07-24  9:26 ` Amerigo Wang
2009-08-04 13:15 ` [tip:x86/kbuild] x86: Simplify the Makefile in a minor way " tip-bot for Frans Pop

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