[U-Boot] [RFC/PATCH v2] allow boards to customize compiler options on a per-file/dir basis

[Jean-Christophe PLAGNIOL-VILLARD]

On 03:06 Mon 18 May     , Mike Frysinger wrote:
> With our Blackfin boards, we like to build the compression routines with
> -O2 as our tests show a pretty good size/speed tradeoff.  For the rest of
> U-Boot though, we want to stick with the default -Os as that is mostly
> control code.  So in our case, we would add a line like so to the board
> specific config.mk file:
> 	CFLAGS_lib_generic += -O2
> 
> Now all files under lib_generic/ will have -O2 appended to their build.
> 
> Signed-off-by: Mike Frysinger <vapier at gentoo.org>
> ---
Acked-by: Jean-Christophe PLAGNIOL-VILLARD <plagnioj at jcrosoft.com>

Best Regards,
J.