[Xen-devel] [RFC XEN PATCH 06/23] xen, Kbuild: filter-out -Wa, % from CFLAGS for %.i:%.c rules

[Anthony PERARD <anthony.perard@xxxxxxxxxx>]

As it is done currently in Rules.mk.

Signed-off-by: Anthony PERARD <anthony.perard@xxxxxxxxxx>
---
 xen/scripts/Makefile.build | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/xen/scripts/Makefile.build b/xen/scripts/Makefile.build
index 2f66ed388d1c..dd972d5b5edb 100644
--- a/xen/scripts/Makefile.build
+++ b/xen/scripts/Makefile.build
@@ -114,7 +114,7 @@ $(obj)/%.s: $(src)/%.c FORCE
        $(call if_changed_dep,cc_s_c)
 
 quiet_cmd_cpp_i_c = CPP $(quiet_modtag) $@
-cmd_cpp_i_c       = $(CPP) $(c_flags) -o $@ $<
+cmd_cpp_i_c       = $(CPP) $(filter-out -Wa$(comma)%,$(c_flags)) -o $@ $<
 
 $(obj)/%.i: $(src)/%.c FORCE
        $(call if_changed_dep,cpp_i_c)
-- 
Anthony PERARD

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