Fix PR40979 and PR47044: after LIM call copy_prop and DCE to clean up.

Fix PR40979 and PR47044: after LIM call copy_prop and DCE to clean up.

2011-02-02  Sebastian Pop  <sebastian.pop@amd.com>
	    Richard Guenther  <rguenther@suse.de>

	PR tree-optimization/40979
	PR bootstrap/47044
	* passes.c (init_optimization_passes): After LIM call copy_prop
	and DCE to clean up.
	* tree-ssa-loop.c (pass_graphite_transforms): Add TODO_dump_func.

	* gcc.dg/graphite/graphite.exp (DEFAULT_VECTCFLAGS): Add -ffast-math.
	* gcc.dg/graphite/pr35356-2.c: Adjust pattern.
	* gfortran.dg/graphite/graphite.exp: Run vect_files conditionally to
	check_vect_support_and_set_flags.
	* gfortran.dg/graphite/vect-pr40979.f90: New.

Co-Authored-By: Richard Guenther <rguenther@suse.de>
From-SVN: r169531