[PATCH] x86: there's no use for -mpreferred-stack-boundary= when assembling

[Jan Beulich]

This option is only relevant for C ones.

Signed-off-by: Jan Beulich <jbeul...@suse.com>

--- a/xen/arch/x86/Rules.mk
+++ b/xen/arch/x86/Rules.mk
@@ -7,4 +7,4 @@ else
 object_label_flags = '-D__OBJECT_LABEL__=$(subst /,$$,$(subst -,_,$@))'
 endif
 c_flags += $(object_label_flags) $(CFLAGS_stack_boundary)
-a_flags += $(object_label_flags) $(CFLAGS_stack_boundary)
+a_flags += $(object_label_flags)