[tree-ssa] Really remove unused variables

[Richard Henderson]

On Sat, Nov 08, 2003 at 09:51:31PM +0100, Zdenek Dvorak wrote:
> 	* tree-flow.h (remove_useless_vars): Declare.
> 	* tree-ssa.c (rewrite_out_of_ssa): Call it.
> 	* gimple-low.c (expand_var_p, remove_useless_vars): New.
> 	(expand_used_vars): Expand all variables in the
> 	cfun->unexpanded_var_list.

Ok.


r~