[arm] branches to weak symbols

[Nick Clifton]

Hi Nathan,

> Alan Modra wrote:
> ok, unfortunately arm_force_relocation is doing something funky with
> weak symbols in some cases, so the obvious changes don't DTRT. We'll
> investigate further.

I have reverted the write.c part of your original patch and moved the 
change into tc-arm.h for now.  I hope that this will be enough, but if 
not then please feel free to fix it yourself or else ping me.

Cheers
   Nick