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[PATCH 4.14 075/105] Makefile: Export clang toolchain variables




4.14-stable review patch.  If anyone has any objections, please let me know.

------------------

From: Joel Stanley <joel@xxxxxxxxx>

commit 3bd9805090af843b25f97ffe5049f20ade1d86d6 upstream.

The powerpc makefile will use these in it's boot wrapper.

Signed-off-by: Joel Stanley <joel@xxxxxxxxx>
Signed-off-by: Masahiro Yamada <yamada.masahiro@xxxxxxxxxxxxx>
Signed-off-by: Nathan Chancellor <natechancellor@xxxxxxxxx>
Signed-off-by: Greg Kroah-Hartman <gregkh@xxxxxxxxxxxxxxxxxxx>
---
 Makefile |    1 +
 1 file changed, 1 insertion(+)

--- a/Makefile
+++ b/Makefile
@@ -490,6 +490,7 @@ endif
 CLANG_FLAGS	+= -no-integrated-as
 KBUILD_CFLAGS	+= $(CLANG_FLAGS)
 KBUILD_AFLAGS	+= $(CLANG_FLAGS)
+export CLANG_FLAGS
 endif
 
 RETPOLINE_CFLAGS_GCC := -mindirect-branch=thunk-extern -mindirect-branch-register