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[PATCH mips-for-linux-next] MIPS: check for -mfix-cn63xxp1 compiler opti

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Subject: [PATCH mips-for-linux-next] MIPS: check for -mfix-cn63xxp1 compiler option
From: Florian Fainelli <florian@openwrt.org>
Date: Wed, 15 Jan 2014 11:06:24 -0800
Cc: <ralf@linux-mips.org>, <blogic@openwrt.org>, <david.daney@cavium.com>, Florian Fainelli <florian@openwrt.org>
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Attempting to build for Cavium Octeon with an unpatched or old
toolchain will fail due to the -mfix-cn63xxp1 option being unrecognized.
Call cc-option on this option to make sure we can safely use it.

Signed-off-by: Florian Fainelli <florian@openwrt.org>
---
 arch/mips/Makefile | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/arch/mips/Makefile b/arch/mips/Makefile
index 873a0ca..f372b84 100644
--- a/arch/mips/Makefile
+++ b/arch/mips/Makefile
@@ -155,7 +155,7 @@ cflags-$(CONFIG_CPU_CAVIUM_OCTEON) += $(call 
cc-option,-march=octeon) -Wa,--trap
 ifeq (,$(findstring march=octeon, $(cflags-$(CONFIG_CPU_CAVIUM_OCTEON))))
 cflags-$(CONFIG_CPU_CAVIUM_OCTEON) += -Wa,-march=octeon
 endif
-cflags-$(CONFIG_CAVIUM_CN63XXP1) += -Wa,-mfix-cn63xxp1
+cflags-$(CONFIG_CAVIUM_CN63XXP1) += -Wa,$(call cc-option,-mfix-cn63xxp1)
 cflags-$(CONFIG_CPU_BMIPS)     += -march=mips32 -Wa,-mips32 -Wa,--trap
 
 cflags-$(CONFIG_CPU_R4000_WORKAROUNDS) += $(call cc-option,-mfix-r4000,)
-- 
1.8.3.2


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