From: Geert Uytterhoeven <geert@linux-m68k.org>
Date: Tue, 14 Aug 2012 03:22:26 +0000 (+1000)
Subject: mn10300: only add -mmem-funcs to KBUILD_CFLAGS if gcc supports it
X-Git-Tag: next-20120824~2^2~54
X-Git-Url: https://git.karo-electronics.de/?a=commitdiff_plain;h=ce19a00ada342aefe4abf01a2a962f2313f1464d;p=karo-tx-linux.git

mn10300: only add -mmem-funcs to KBUILD_CFLAGS if gcc supports it

It seems the current (gcc 4.6.3) no longer provides this so make it
conditional.

As reported by Tony before, the mn10300 architecture cross-compiles with
gcc-4.6.3 if -mmem-funcs is not added to KBUILD_CFLAGS.

Reported-by: Tony Breeds <tony@bakeyournoodle.com>
Signed-off-by: Geert Uytterhoeven <geert@linux-m68k.org>
Cc: David Howells <dhowells@redhat.com>
Cc: Koichi Yasutake <yasutake.koichi@jp.panasonic.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
---

diff --git a/arch/mn10300/Makefile b/arch/mn10300/Makefile
index 33188b6e81e4..a3d0fef3b126 100644
--- a/arch/mn10300/Makefile
+++ b/arch/mn10300/Makefile
@@ -26,7 +26,7 @@ CHECKFLAGS	+=
 PROCESSOR	:= unset
 UNIT		:= unset
 
-KBUILD_CFLAGS	+= -mam33 -mmem-funcs -DCPU=AM33
+KBUILD_CFLAGS	+= -mam33 -DCPU=AM33 $(call cc-option,-mmem-funcs,)
 KBUILD_AFLAGS	+= -mam33 -DCPU=AM33
 
 ifeq ($(CONFIG_MN10300_CURRENT_IN_E2),y)