From 1fb3f5a7ca599f322e6bf21272ad215301159aa0 Mon Sep 17 00:00:00 2001
From: Anton Blanchard
Date: Tue, 26 May 2015 08:53:26 +1000
Subject: powerpc: Only use -mabi=altivec if toolchain supports it

The -mabi=altivec option is not recognised on LLVM, so use call cc-option
to check for support.

Signed-off-by: Anton Blanchard <anton@samba.org>
Signed-off-by: Michael Ellerman <mpe@ellerman.id.au>
---
 lib/raid6/Makefile | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

(limited to 'lib/raid6')

diff --git a/lib/raid6/Makefile b/lib/raid6/Makefile
index c7dab0645554..3b10a48fa040 100644
--- a/lib/raid6/Makefile
+++ b/lib/raid6/Makefile
@@ -15,7 +15,7 @@ quiet_cmd_unroll = UNROLL  $@
                    < $< > $@ || ( rm -f $@ && exit 1 )
 
 ifeq ($(CONFIG_ALTIVEC),y)
-altivec_flags := -maltivec -mabi=altivec
+altivec_flags := -maltivec $(call cc-option,-mabi=altivec)
 endif
 
 # The GCC option -ffreestanding is required in order to compile code containing
-- 
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