[patch, fortran] Front-end optimizations for contained namespaces

[Tobias Burnus]

  Thomas Koenig wrote:
> this patch makes sure that front-end optimizations are also applied to
> contained procedures.
>
> Regression-tested.  OK for trunk?

OK - well spotted!

Tobias

> 2010-09-03  Thomas Koenig<tkoenig@gcc.gnu.org>
>
> 	* dump_parse_tree (gfc_run_passes):  Call optimize_namespace
> 	instead of optimize_code.
> 	(optimize_namespace):  New function.
> 	
> 2010-09-03  Thomas Koenig<tkoenig@gcc.gnu.org>
>
> 	* gfortran.dg/trim_optimize_2.f90:  New test.
>