PATCH: various gas tidy-ups

[Alan Modra]

On Mon, May 01, 2006 at 02:49:28PM +1000, Ben Elliston wrote:
> 	* listing.c (listing_listing): Remove useless loop.
> 	* macro.c (macro_expand): Remove is_positional local variable.
> 	* read.c (s_comm_internal): Simplify `if' condition 1 || x -> 1
> 	and simplify surrounding expressions, where possible.
> 	(assign_symbol): Likewise.
> 	(s_weakref): Likewise.
> 	* symbols.c (colon): Likewise.

OK mainline.

-- 
Alan Modra
IBM OzLabs - Linux Technology Centre