[GOLD][PATCH] Set ARM ABI information in ELF file header.

[Doug Kwan (關振德)]

Wow.  This makes gold bug-compatible with ld :).  I can remove that.
Thanks for catching it.

-Doug

2009/10/27 Joseph S. Myers <joseph@codesourcery.com>:
> On Mon, 26 Oct 2009, Doug Kwan (關振德) wrote:
>
>> Hi,
>>
>>     This patch adds code to set proper flags in the processor-specific
>> flags in the ELF file header.  Previously we always set e_flags to 0
>> on all target.  This patch add methods processor_specific_flags and
>> set_processor_specific_flags in Target so that Output_file_header can
>> get the flags.   For targets that merge processor-specific flags from
>> input objects,  we also track whether the flags have been set at least
>> once.  Currently only the ARM target sets the flags correctly.
>
> It looks like this patch is replicating the GNU ld bug whereby
> EF_ARM_HASENTRY is set on EABI objects.  There is no such flag in AAELF
> and so it is a bug to set it on such objects.
>
> --
> Joseph S. Myers
> joseph@codesourcery.com