[U-Boot] [PATCH 01/48] Support removing default assembler flags

[Bin Meng]

On Wed, Jul 22, 2015 at 11:48 PM, Simon Glass <sjg at chromium.org> wrote:
> The CFLAGS_REMOVE_<file> feature allows default C compiler flags to be
> removed for particular files. Add the same feature for assembler, using
> AFLAGS_REMOVE_<file>.
>
> Signed-off-by: Simon Glass <sjg at chromium.org>
> ---
>
>  scripts/Makefile.lib | 3 ++-
>  1 file changed, 2 insertions(+), 1 deletion(-)
>
> diff --git a/scripts/Makefile.lib b/scripts/Makefile.lib
> index 8731fc6..3d5c872 100644
> --- a/scripts/Makefile.lib
> +++ b/scripts/Makefile.lib
> @@ -104,8 +104,9 @@ modname_flags  = $(if $(filter 1,$(words $(modname))),\
>  orig_c_flags   = $(KBUILD_CPPFLAGS) $(KBUILD_CFLAGS) $(KBUILD_SUBDIR_CCFLAGS) \
>                   $(ccflags-y) $(CFLAGS_$(basetarget).o)
>  _c_flags       = $(filter-out $(CFLAGS_REMOVE_$(basetarget).o), $(orig_c_flags))
> -_a_flags       = $(KBUILD_CPPFLAGS) $(KBUILD_AFLAGS) $(KBUILD_SUBDIR_ASFLAGS) \
> +orig_a_flags   = $(KBUILD_CPPFLAGS) $(KBUILD_AFLAGS) $(KBUILD_SUBDIR_ASFLAGS) \
>                   $(asflags-y) $(AFLAGS_$(basetarget).o)
> +_a_flags       = $(filter-out $(AFLAGS_REMOVE_$(basetarget).o), $(orig_a_flags))
>  _cpp_flags     = $(KBUILD_CPPFLAGS) $(cppflags-y) $(CPPFLAGS_$(@F))
>
>  #
> --

Reviewed-by: Bin Meng <bmeng.cn at gmail.com>