tree-dfa.c (make_rename_temp): Be forgiving if not in SSA form.

tree-dfa.c (make_rename_temp): Be forgiving if not in SSA form.

2012-05-14  Richard Guenther  <rguenther@suse.de>

	* tree-dfa.c (make_rename_temp): Be forgiving if not in SSA form.
	* omp-low.c (expand_omp_taskreg): Properly conditionalize call
	to update_ssa.
	(expand_omp_for): Likewise.
	(expand_omp_for_generic): Adjust conditional add to referenced vars.
	Use make_rename_temp for temporaries that should be rewritten into
	SSA form.
	(expand_omp_for_static_nochunk): Likewise.
	(expand_omp_atomic_pipeline): Likewise.

From-SVN: r187467