mn10300 linker script update

[Jeff Johnston]

Jeff Law wrote:
>
>
> Modern versions of the toolchain have added several new sections that 
> need to appear in the linker script.  Most notable are a few .bss 
> sections for the C++ runtime.  Failure to include these sections leads 
> to memory corruption as the _end symbol incorrectly appears before the 
> end of the .bss sections.  Needless to say this causes a variety of 
> fun and interesting problems as the C++ runtime clobbers the heap and 
> vice-versa.
>
> I resync'd all the mn103 libgloss linker scripts with the standard 
> mn10300 linker script.    I've tested the simulator linker script 
> thoroughly, but since I don't have eval boards, I can't actually test 
> the others.
>
> Given I haven't contributed to this code in nearly a decade, I thought 
> it best to wait for approval/feedback rather than just check in the 
> changes :-)
>
> OK to apply?
>
Yes, please go ahead.  I assume there will be other neglected platforms 
that will also be missing this change.

Thanks,

-- Jeff J.
>
>    * libgloss/mn10300/sim.ld: Sync with standard mn10300 elf linker 
> script.
>    * libgloss/mn10300/{asb2303.ld,asb2305.ld,eval.ld}: Likewise.
>
>