[PATCH] Fix ARM GAS segment fault

[Daniel Jacobowitz]

On Fri, Mar 19, 2010 at 06:46:03PM +0800, Jie Zhang wrote:
> ARM GAS crashes on the following test case now:
> 
> nop
> .fill 0, 0, 0
> nop
> 
> This .fill directive does not generate anything. So the mapping
> symbol "$d" generated for this .fill will have the same value as the
> "$a" generated for the second "nop", which GAS does not allow.
> 
> To fix this case, this patch just allows two mapping symbols have the
> same value and let the new one override the old one.
> 
> No regression on GAS testsuite. Is it OK?

OK.

-- 
Daniel Jacobowitz
CodeSourcery