avoid NULL pointer ambiguity in mn10300 sim

[Jeff Johnston]

Should that offset be aligned (i.e. 4 or 8)?

-- Jeff J.

Alexandre Oliva wrote:
> GDB gets thoroughly confused if the address of the start symbol looks
> like a NULL pointer.  ISO C requires no other pointer to compare equal
> to the NULL pointer as well, so make sure we don't have any objects at
> address zero.
> 
> Ok to install?
> 
> 
> 
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