[PATCH 1/2] powerpc: Disable attribute-alias warnings from gcc8

[Khem Raj]

Fixes
alias between functions of incompatible types warnings
which are new with gcc8

Signed-off-by: Khem Raj <raj.khem at gmail.com>
Cc: Benjamin Herrenschmidt <benh at kernel.crashing.org>
Cc: linuxppc-dev at lists.ozlabs.org
---
 arch/powerpc/kernel/Makefile | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/arch/powerpc/kernel/Makefile b/arch/powerpc/kernel/Makefile
index 2b4c40b255e4..7ac5a68ad6b1 100644
--- a/arch/powerpc/kernel/Makefile
+++ b/arch/powerpc/kernel/Makefile
@@ -3,7 +3,8 @@
 # Makefile for the linux kernel.
 #
 
-CFLAGS_ptrace.o		+= -DUTS_MACHINE='"$(UTS_MACHINE)"'
+CFLAGS_ptrace.o		+= -DUTS_MACHINE='"$(UTS_MACHINE)"' $(call cc-disable-warning, attribute-alias)
+CFLAGS_syscalls.o	+= $(call cc-disable-warning, attribute-alias)
 
 subdir-ccflags-$(CONFIG_PPC_WERROR) := -Werror
 
-- 
2.17.0