[U-Boot] [PATCH] fdt: Enhance dts/Makefile to be all things to all men

[Simon Glass]

Hi Wolfgang,

On Tue, May 28, 2013 at 2:08 PM, Wolfgang Denk <wd at denx.de> wrote:
> Dear Simon Glass,
>
> In message <1369769778-12455-1-git-send-email-sjg at chromium.org> you wrote:
>>
>> Some device tree files use the word 'linux' which gets replaced with '1' by
>> many version of gcc, including version 4.7. So undefine this.
>
> I think this is not a good way to address this issue.  The GCC
> documentation (section "System-specific Predefined Macros" [1])
> desribes how this should be handled.  The "correct" (TM) way to fix
> this is by adding "-ansi" or any "-std" option that requests strict
> conformance to the compiler/preprocessor command line.
>
> [1] http://gcc.gnu.org/onlinedocs/cpp/System_002dspecific-Predefined-Macros.html#System_002dspecific-Predefined-Macros

Stephen suggested a slightly more extreme version too - I was worried
that all the typing stuff in U-Boot headers would break in this case,
but I didn't actually test it, so perhaps it is fine.

Regards,
Simon